docs(ci): Update protocol.md - c428201 [skip ci]

Requests: Add scene transition override requests

.gitignore

@@ -4,6 +4,7 @@
 /build32/
 /build64/
 /release/
+/package/
 /installer/Output/
 .idea
 .vscode

.travis.yml

@@ -1,49 +0,0 @@
-language: cpp
-
-env:
-  global:
-  # AWS key ID
-  - secure: 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
-  # AWS key secret
-  - secure: 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
-
-cache:
-  directories:
-  - node_modules
-
-matrix:
-  include:
-  - os: linux
-    env: _generate_docs
-    script: "./CI/generate-docs.sh"
-
-  - os: linux
-    env: _linux_build
-    dist: trusty
-    sudo: required
-    services:
-    - docker
-    before_install:
-    - docker run -d --name xenial -v $(dirname $(pwd)):/root -v /home/travis/package:/package
-      -e TRAVIS_BRANCH="$TRAVIS_BRANCH" -e TRAVIS_TAG="$TRAVIS_TAG" -w /root nimmis/ubuntu:16.04
-    - docker exec -it xenial /root/obs-websocket/CI/install-dependencies-xenial.sh
-    script:
-    - docker exec -it xenial /root/obs-websocket/CI/build-xenial.sh
-    after_success:
-    - docker exec -it xenial /root/obs-websocket/CI/package-xenial.sh
-
-deploy:
-- provider: s3
-  region: eu-central-1
-  bucket: obs-websocket-linux-builds
-  access_key_id: "$AWS_ID"
-  secret_access_key: "$AWS_SECRET"
-  local_dir: /home/travis/package
-  skip_cleanup: true
-  acl: public_read
-  on:
-    repo: Palakis/obs-websocket
-    condition:
-    - "$TRAVIS_OS_NAME = linux"
-    - "-d /home/travis/package"
-    all_branches: true

BUILDING.md

@@ -24,7 +24,7 @@ sudo apt-get install libboost-all-dev
 git clone --recursive https://github.com/Palakis/obs-websocket.git
 cd obs-websocket
 mkdir build && cd build
-cmake -DLIBOBS_INCLUDE_DIR="<path to the libobs sub-folder in obs-studio's source code>" -DCMAKE_INSTALL_PREFIX=/usr ..
+cmake -DLIBOBS_INCLUDE_DIR="<path to the libobs sub-folder in obs-studio's source code>" -DCMAKE_INSTALL_PREFIX=/usr -DUSE_UBUNTU_FIX=true ..
 make -j4
 sudo make install
 ```

CI/build-ubuntu.sh

@@ -0,0 +1,6 @@
+#!/bin/sh
+set -ex
+
+mkdir build && cd build
+cmake -DCMAKE_INSTALL_PREFIX=/usr -DUSE_UBUNTU_FIX=true ..
+make -j4

CI/build-xenial.sh

@@ -1,8 +0,0 @@
-#!/bin/sh
-set -ex
-
-cd /root/obs-websocket
-
-mkdir build && cd build
-cmake -DCMAKE_INSTALL_PREFIX=/usr ..
-make -j4

CI/download-obs-deps.cmd

@@ -0,0 +1,6 @@
+if not exist %DepsBasePath% (
+    curl -o %DepsBasePath%.zip -kLO https://obsproject.com/downloads/dependencies2017.zip -f --retry 5 -C -
+    7z x %DepsBasePath%.zip -o%DepsBasePath%
+) else (
+    echo "OBS dependencies are already there. Download skipped."
+)

CI/generate-docs.sh

@@ -4,6 +4,9 @@ echo "-- Generating documentation."
 echo "-- Node version: $(node -v)"
 echo "-- NPM version: $(npm -v)"
 
+git fetch origin
+git checkout ${CHECKOUT_REF/refs\/heads\//}
+
 cd docs
 npm install
 npm run build
@@ -15,19 +18,14 @@ if git diff --quiet; then
 	exit 0
 fi
 
-if [ "$TRAVIS_PULL_REQUEST" != "false" -o "$TRAVIS_BRANCH" != "4.x-current" ]; then
-	echo "-- Skipping documentation deployment because this is either a pull request or a non-master branch."
-	exit 0
-fi
-
 REMOTE_URL="$(git config remote.origin.url)"
 TARGET_REPO=${REMOTE_URL/https:\/\/github.com\//github.com/}
 GITHUB_REPO=https://${GH_TOKEN:-git}@${TARGET_REPO}
 
-git config user.name "Travis CI"
+git config user.name "Azure CI"
 git config user.email "$COMMIT_AUTHOR_EMAIL"
 
 git add ./generated
 git pull
-git commit -m "docs(travis): Update protocol.md - $(git rev-parse --short HEAD) [skip ci]"
-git push -q $GITHUB_REPO HEAD:$TRAVIS_BRANCH
+git commit -m "docs(ci): Update protocol.md - $(git rev-parse --short HEAD) [skip ci]"
+git push -q $GITHUB_REPO

CI/install-build-obs-macos.sh

@@ -34,7 +34,6 @@ git checkout $OBSLatestTag
 mkdir build && cd build
 echo "[obs-websocket] Building obs-studio.."
 cmake .. \
-	-DBUILD_CAPTIONS=true \
 	-DCMAKE_OSX_DEPLOYMENT_TARGET=10.11 \
 	-DDISABLE_PLUGINS=true \
     -DENABLE_SCRIPTING=0 \

CI/install-build-obs.cmd

@@ -1,129 +0,0 @@
-@echo off
-SETLOCAL EnableDelayedExpansion
-
-REM Check if obs-studio build exists.
-REM If the obs-studio directory does exist, check if the last OBS tag built
-REM matches the latest OBS tag.
-REM If the tags match, do not build obs-studio.
-REM If the tags do not match, build obs-studio.
-REM If the obs-studio directory doesn't exist, build obs-studio.
-echo Checking for obs-studio build...
-
-set OBSLatestTagPrePull=0
-set OBSLatestTagPostPull=0
-echo Latest tag pre-pull: %OBSLatestTagPrePull%
-echo Latest tag post-pull: %OBSLatestTagPostPull%
-
-REM Set up the build flag as undefined.
-set "BuildOBS="
-
-REM Check the last tag successfully built by CI.
-if exist C:\projects\obs-studio-last-tag-built.txt (
-	set /p OBSLastTagBuilt=<C:\projects\obs-studio-last-tag-built.txt
-) else (
-	set OBSLastTagBuilt=0
-)
-
-REM If obs-studio directory exists, run git pull and get the latest tag number.
-if exist C:\projects\obs-studio\ (
-	echo obs-studio directory exists
-	echo   Updating tag info
-	cd C:\projects\obs-studio\
-	git describe --tags --abbrev=0 --exclude="*-rc*" > C:\projects\latest-obs-studio-tag-pre-pull.txt
-	set /p OBSLatestTagPrePull=<C:\projects\latest-obs-studio-tag-pre-pull.txt
-	git checkout master
-	git pull
-	git describe --tags --abbrev=0 --exclude="*-rc*" > C:\projects\latest-obs-studio-tag-post-pull.txt
-	set /p OBSLatestTagPostPull=<C:\projects\latest-obs-studio-tag-post-pull.txt
-	set /p OBSLatestTag=<C:\projects\latest-obs-studio-tag-post-pull.txt
-	echo %OBSLatestTagPostPull%> C:\projects\latest-obs-studio-tag.txt
-)
-
-REM Check the obs-studio tags for mismatches.
-REM If a new tag was pulled, set the build flag.
-if not %OBSLatestTagPrePull%==%OBSLatestTagPostPull% (
-	echo Latest tag pre-pull: %OBSLatestTagPrePull%
-	echo Latest tag post-pull: %OBSLatestTagPostPull%
-	echo Tags do not match.  Need to rebuild OBS.
-	set BuildOBS=true
-)
-
-REM If the latest git tag doesn't match the last built tag, set the build flag.
-if not %OBSLatestTagPostPull%==%OBSLastTagBuilt% (
-	echo Last built OBS tag: %OBSLastTagBuilt%
-	echo Latest tag post-pull: %OBSLatestTagPostPull%
-	echo Tags do not match.  Need to rebuild OBS.
-	set BuildOBS=true
-)
-
-REM If obs-studio directory does not exist, clone the git repo, get the latest
-REM tag number, and set the build flag.
-if not exist C:\projects\obs-studio (
-	echo obs-studio directory does not exist
-	git clone https://github.com/obsproject/obs-studio
-	cd C:\projects\obs-studio\
-	git describe --tags --abbrev=0 --exclude="*-rc*" > C:\projects\obs-studio-latest-tag.txt
-	set /p OBSLatestTag=<C:\projects\obs-studio-latest-tag.txt
-	set BuildOBS=true
-)
-
-REM If the needed obs-studio libs for this build_config do not exist,
-REM set the build flag.
-if not exist C:\projects\obs-studio\build32\libobs\%build_config%\obs.lib (
-	echo obs-studio\build32\libobs\%build_config%\obs.lib does not exist
-	set BuildOBS=true
-)
-if not exist C:\projects\obs-studio\build32\UI\obs-frontend-api\%build_config%\obs-frontend-api.lib (
-	echo obs-studio\build32\UI\obs-frontend-api\%build_config%\obs-frontend-api.lib does not exist
-	set BuildOBS=true
-)
-
-REM Some debug info
-echo:
-echo Latest tag pre-pull: %OBSLatestTagPrePull%
-echo Latest tag post-pull: %OBSLatestTagPostPull%
-echo Latest tag: %OBSLatestTag%
-echo Last built OBS tag: %OBSLastTagBuilt%
-
-if defined BuildOBS (
-	echo BuildOBS: true
-) else (
-	echo BuildOBS: false
-)
-echo:
-
-REM If the build flag is set, build obs-studio.
-if defined BuildOBS (
-	echo Building obs-studio...
-	echo   git checkout %OBSLatestTag%
-	git checkout %OBSLatestTag%
-	echo:
-	echo   Removing previous build dirs...
-	if exist build rmdir /s /q C:\projects\obs-studio\build
-	if exist build32 rmdir /s /q C:\projects\obs-studio\build32
-	if exist build64 rmdir /s /q C:\projects\obs-studio\build64
-	echo   Making new build dirs...
-	mkdir build
-	mkdir build32
-	mkdir build64
-	echo   Running cmake for obs-studio %OBSLatestTag% 32-bit...
-	cd ./build32
-	cmake -G "Visual Studio 14 2015" -DBUILD_CAPTIONS=true -DDISABLE_PLUGINS=true -DCOPIED_DEPENDENCIES=false -DCOPY_DEPENDENCIES=true ..
-	echo:
-	echo:
-	echo   Running cmake for obs-studio %OBSLatestTag% 64-bit...
-	cd ../build64
-	cmake -G "Visual Studio 14 2015 Win64" -DBUILD_CAPTIONS=true -DDISABLE_PLUGINS=true -DCOPIED_DEPENDENCIES=false -DCOPY_DEPENDENCIES=true ..
-	echo:
-	echo:
-	echo   Building obs-studio %OBSLatestTag% 32-bit ^(Build Config: %build_config%^)...
-	call msbuild /m /p:Configuration=%build_config% C:\projects\obs-studio\build32\obs-studio.sln /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
-	echo   Building obs-studio %OBSLatestTag% 64-bit ^(Build Config: %build_config%^)...
-	call msbuild /m /p:Configuration=%build_config% C:\projects\obs-studio\build64\obs-studio.sln /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
-	cd ..
-	git describe --tags --abbrev=0 > C:\projects\obs-studio-last-tag-built.txt
-	set /p OBSLastTagBuilt=<C:\projects\obs-studio-last-tag-built.txt
-) else (
-	echo Last OBS tag built is:  %OBSLastTagBuilt%
-	echo No need to rebuild OBS.
-)

CI/install-dependencies-ubuntu.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+set -ex
+
+sudo add-apt-repository -y ppa:obsproject/obs-studio
+sudo apt-get -qq update
+
+sudo apt-get install -y \
+	libc-dev-bin \
+	libc6-dev git \
+	build-essential \
+	checkinstall \
+	cmake \
+	obs-studio \
+	qtbase5-dev
+
+# Dirty hack
+sudo wget -O /usr/include/obs/obs-frontend-api.h https://raw.githubusercontent.com/obsproject/obs-studio/25.0.0/UI/obs-frontend-api/obs-frontend-api.h
+
+sudo ldconfig

CI/install-dependencies-xenial.sh

@@ -1,19 +0,0 @@
-#!/bin/sh
-set -ex
-
-add-apt-repository -y ppa:obsproject/obs-studio
-apt-get -qq update
-
-apt-get install -y \
-	libc-dev-bin \
-	libc6-dev git \
-	build-essential \
-	checkinstall \
-	cmake \
-	obs-studio \
-	qtbase5-dev
-
-# Dirty hack
-wget -O /usr/include/obs/obs-frontend-api.h https://raw.githubusercontent.com/obsproject/obs-studio/master/UI/obs-frontend-api/obs-frontend-api.h
-
-ldconfig

CI/install-qt-win.cmd

@@ -0,0 +1,8 @@
+if not exist %QtBaseDir% (
+	curl -kLO https://cdn-fastly.obsproject.com/downloads/Qt_5.10.1.7z -f --retry 5 -z Qt_5.10.1.7z
+    7z x Qt_5.10.1.7z -o%QtBaseDir%
+) else (
+	echo "Qt is already installed. Download skipped."
+)
+
+dir %QtBaseDir%

CI/install-setup-qt.cmd

@@ -1,6 +0,0 @@
-@echo off
-
-REM Set default values to use AppVeyor's built-in Qt.
-set QTDIR32=C:\Qt\5.10.1\msvc2015
-set QTDIR64=C:\Qt\5.10.1\msvc2015_64
-set QTCompileVersion=5.10.1

CI/macos/obs-websocket.pkgproj

@@ -514,11 +514,11 @@
 			<key>CONCLUSION_ACTION</key>
 			<integer>0</integer>
 			<key>IDENTIFIER</key>
-			<string>fr.palakis.obswebsocket</string>
+			<string>fr.palakis.obs-websocket</string>
 			<key>OVERWRITE_PERMISSIONS</key>
 			<false/>
 			<key>VERSION</key>
-			<string>4.7.0</string>
+			<string>4.8.0</string>
 		</dict>
 		<key>PROJECT_COMMENTS</key>
 		<dict>

CI/package-macos.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e
 
@@ -12,32 +12,79 @@ fi
 echo "[obs-websocket] Preparing package build"
 export QT_CELLAR_PREFIX="$(/usr/bin/find /usr/local/Cellar/qt -d 1 | sort -t '.' -k 1,1n -k 2,2n -k 3,3n | tail -n 1)"
 
-export GIT_HASH=$(git rev-parse --short HEAD)
-export GIT_BRANCH_OR_TAG=$(git name-rev --name-only HEAD | awk -F/ '{print $NF}')
+GIT_HASH=$(git rev-parse --short HEAD)
+GIT_BRANCH_OR_TAG=$(git name-rev --name-only HEAD | awk -F/ '{print $NF}')
 
-export VERSION="$GIT_HASH-$GIT_BRANCH_OR_TAG"
-export LATEST_VERSION="$GIT_BRANCH_OR_TAG"
+VERSION="$GIT_HASH-$GIT_BRANCH_OR_TAG"
 
-export FILENAME="obs-websocket-$VERSION.pkg"
-export LATEST_FILENAME="obs-websocket-latest-$LATEST_VERSION.pkg"
+FILENAME_UNSIGNED="obs-websocket-$VERSION-Unsigned.pkg"
+FILENAME="obs-websocket-$VERSION.pkg"
 
 echo "[obs-websocket] Modifying obs-websocket.so"
 install_name_tool \
-	-add_rpath @executable_path/../Frameworks/QtWidgets.framework/Versions/5/ \
-	-add_rpath @executable_path/../Frameworks/QtGui.framework/Versions/5/ \
-	-add_rpath @executable_path/../Frameworks/QtCore.framework/Versions/5/ \
-	-change /usr/local/opt/qt/lib/QtWidgets.framework/Versions/5/QtWidgets @rpath/QtWidgets \
-	-change /usr/local/opt/qt/lib/QtGui.framework/Versions/5/QtGui @rpath/QtGui \
-	-change /usr/local/opt/qt/lib/QtCore.framework/Versions/5/QtCore @rpath/QtCore \
+	-change /usr/local/opt/qt/lib/QtWidgets.framework/Versions/5/QtWidgets \
+		@executable_path/../Frameworks/QtWidgets.framework/Versions/5/QtWidgets \
+	-change /usr/local/opt/qt/lib/QtGui.framework/Versions/5/QtGui \
+		@executable_path/../Frameworks/QtGui.framework/Versions/5/QtGui \
+	-change /usr/local/opt/qt/lib/QtCore.framework/Versions/5/QtCore \
+		@executable_path/../Frameworks/QtCore.framework/Versions/5/QtCore \
 	./build/obs-websocket.so
 
 # Check if replacement worked
 echo "[obs-websocket] Dependencies for obs-websocket"
 otool -L ./build/obs-websocket.so
 
+if [[ "$RELEASE_MODE" == "True" ]]; then
+	echo "[obs-websocket] Signing plugin binary: obs-websocket.so"
+	codesign --sign "$CODE_SIGNING_IDENTITY" ./build/obs-websocket.so
+else
+	echo "[obs-websocket] Skipped plugin codesigning"
+fi
+
 echo "[obs-websocket] Actual package build"
 packagesbuild ./CI/macos/obs-websocket.pkgproj
 
 echo "[obs-websocket] Renaming obs-websocket.pkg to $FILENAME"
-mv ./release/obs-websocket.pkg ./release/$FILENAME
-cp ./release/$FILENAME ./release/$LATEST_FILENAME
+mv ./release/obs-websocket.pkg ./release/$FILENAME_UNSIGNED
+
+if [[ "$RELEASE_MODE" == "True" ]]; then
+	echo "[obs-websocket] Signing installer: $FILENAME"
+	productsign \
+		--sign "$INSTALLER_SIGNING_IDENTITY" \
+		./release/$FILENAME_UNSIGNED \
+		./release/$FILENAME
+	rm ./release/$FILENAME_UNSIGNED
+
+	echo "[obs-websocket] Submitting installer $FILENAME for notarization"
+	zip -r ./release/$FILENAME.zip ./release/$FILENAME
+	UPLOAD_RESULT=$(xcrun altool \
+		--notarize-app \
+		--primary-bundle-id "fr.palakis.obs-websocket" \
+		--username "$AC_USERNAME" \
+		--password "$AC_PASSWORD" \
+		--asc-provider "$AC_PROVIDER_SHORTNAME" \
+		--file "./release/$FILENAME.zip")
+	rm ./release/$FILENAME.zip
+
+	REQUEST_UUID=$(echo $UPLOAD_RESULT | awk -F ' = ' '/RequestUUID/ {print $2}')
+	echo "Request UUID: $REQUEST_UUID"
+
+	echo "[obs-websocket] Wait for notarization result"
+	# Pieces of code borrowed from rednoah/notarized-app
+	while sleep 30 && date; do
+		CHECK_RESULT=$(xcrun altool \
+			--notarization-info "$REQUEST_UUID" \
+			--username "$AC_USERNAME" \
+			--password "$AC_PASSWORD" \
+			--asc-provider "$AC_PROVIDER_SHORTNAME")
+		echo $CHECK_RESULT
+
+		if ! grep -q "Status: in progress" <<< "$CHECK_RESULT"; then
+			echo "[obs-websocket] Staple ticket to installer: $FILENAME"
+			xcrun stapler staple ./release/$FILENAME
+			break
+		fi
+	done
+else
+	echo "[obs-websocket] Skipped installer codesigning and notarization"
+fi

CI/package-ubuntu.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+set -e
+
+export GIT_HASH=$(git rev-parse --short HEAD)
+export PKG_VERSION="1-$GIT_HASH-$BRANCH_SHORT_NAME-git"
+
+if [[ "$BRANCH_FULL_NAME" =~ "^refs/tags/" ]]; then
+	export PKG_VERSION="$BRANCH_SHORT_NAME"
+fi
+
+cd ./build
+
+PAGER="cat" sudo checkinstall -y --type=debian --fstrans=no --nodoc \
+	--backup=no --deldoc=yes --install=no \
+	--pkgname=obs-websocket --pkgversion="$PKG_VERSION" \
+	--pkglicense="GPLv2.0" --maintainer="stephane.lepin@gmail.com" \
+	--pkggroup="video" \
+	--pkgsource="https://github.com/Palakis/obs-websocket" \
+	--requires="obs-studio \(\>= 25.0.7\), libqt5core5a, libqt5widgets5, qt5-image-formats-plugins" \
+	--pakdir="../package"
+
+sudo chmod ao+r ../package/*

CI/package-windows.cmd

@@ -0,0 +1,12 @@
+mkdir package
+cd package
+
+git rev-parse --short HEAD > package-version.txt
+set /p PackageVersion=<package-version.txt
+del package-version.txt
+
+REM Package ZIP archive
+7z a "obs-websocket-%PackageVersion%-Windows.zip" "..\release\*"
+
+REM Build installer
+iscc ..\installer\installer.iss /O. /F"obs-websocket-%PackageVersion%-Windows-Installer"

CI/package-xenial.sh

@@ -1,24 +0,0 @@
-#!/bin/sh
-
-set -e
-
-cd /root/obs-websocket
-
-export GIT_HASH=$(git rev-parse --short HEAD)
-export PKG_VERSION="1-$GIT_HASH-$TRAVIS_BRANCH-git"
-
-if [ -n "${TRAVIS_TAG}" ]; then
-	export PKG_VERSION="$TRAVIS_TAG"
-fi
-
-cd /root/obs-websocket/build
-
-PAGER=cat checkinstall -y --type=debian --fstrans=no --nodoc \
-	--backup=no --deldoc=yes --install=no \
-	--pkgname=obs-websocket --pkgversion="$PKG_VERSION" \
-	--pkglicense="GPLv2.0" --maintainer="contact@slepin.fr" \
-	--pkggroup="video" \
-	--pkgsource="https://github.com/Palakis/obs-websocket" \
-	--pakdir="/package"
-
-chmod ao+r /package/*

CI/prepare-obs-windows.cmd

@@ -0,0 +1,37 @@
+
+@echo off
+SETLOCAL EnableDelayedExpansion
+
+REM If obs-studio directory does not exist, clone the git repo
+if not exist %OBSPath% (
+	echo obs-studio directory does not exist
+	git clone https://github.com/obsproject/obs-studio %OBSPath%
+	cd /D %OBSPath%\
+	git describe --tags --abbrev=0 --exclude="*-rc*" > "%OBSPath%\obs-studio-latest-tag.txt"
+    set /p OBSLatestTag=<"%OBSPath%\obs-studio-latest-tag.txt"
+)
+
+REM Prepare OBS Studio builds
+
+echo Running CMake...
+cd /D %OBSPath%
+echo   git checkout %OBSLatestTag%
+git checkout %OBSLatestTag%
+echo:
+
+if not exist build32 mkdir build32
+if not exist build64 mkdir build64
+
+echo   Running cmake for obs-studio %OBSLatestTag% 32-bit...
+cd build32
+cmake -G "Visual Studio 16 2019" -A Win32 -DCMAKE_SYSTEM_VERSION=10.0 -DQTDIR="%QTDIR32%" -DDepsPath="%DepsPath32%" -DBUILD_CAPTIONS=true -DDISABLE_PLUGINS=true -DCOPIED_DEPENDENCIES=false -DCOPY_DEPENDENCIES=true ..
+echo:
+echo:
+
+echo   Running cmake for obs-studio %OBSLatestTag% 64-bit...
+cd ..\build64
+cmake -G "Visual Studio 16 2019" -A x64 -DCMAKE_SYSTEM_VERSION=10.0 -DQTDIR="%QTDIR64%" -DDepsPath="%DepsPath64%" -DBUILD_CAPTIONS=true -DDISABLE_PLUGINS=true -DCOPIED_DEPENDENCIES=false -DCOPY_DEPENDENCIES=true ..
+echo:
+echo:
+
+dir "%OBSPath%\libobs"

CI/prepare-windows.cmd

@@ -0,0 +1,7 @@
+mkdir build32
+mkdir build64
+
+cd build32
+cmake -G "Visual Studio 16 2019" -A Win32 -DCMAKE_SYSTEM_VERSION=10.0 -DQTDIR="%QTDIR32%" -DLibObs_DIR="%OBSPath%\build32\libobs" -DLIBOBS_INCLUDE_DIR="%OBSPath%\libobs" -DLIBOBS_LIB="%OBSPath%\build32\libobs\%build_config%\obs.lib" -DOBS_FRONTEND_LIB="%OBSPath%\build32\UI\obs-frontend-api\%build_config%\obs-frontend-api.lib" ..
+cd ..\build64
+cmake -G "Visual Studio 16 2019" -A x64 -DCMAKE_SYSTEM_VERSION=10.0 -DQTDIR="%QTDIR64%" -DLibObs_DIR="%OBSPath%\build64\libobs" -DLIBOBS_INCLUDE_DIR="%OBSPath%\libobs" -DLIBOBS_LIB="%OBSPath%\build64\libobs\%build_config%\obs.lib" -DOBS_FRONTEND_LIB="%OBSPath%\build64\UI\obs-frontend-api\%build_config%\obs-frontend-api.lib" ..

CMakeLists.txt

@@ -1,30 +1,22 @@
-cmake_minimum_required(VERSION 3.2)
-project(obs-websocket)
+cmake_minimum_required(VERSION 3.5)
+project(obs-websocket VERSION 4.8.0)
 
 set(CMAKE_PREFIX_PATH "${QTDIR}")
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTOUIC ON)
 
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
-if (WIN32 OR APPLE)
-include(external/FindLibObs.cmake)
-endif()
 
 add_definitions(-DASIO_STANDALONE)
 
-if (UNIX)
-	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
-endif()
-
 if (WIN32 OR APPLE)
 	include(external/FindLibObs.cmake)
 endif()
 
 find_package(LibObs REQUIRED)
-find_package(Qt5Core REQUIRED)
-find_package(Qt5Widgets REQUIRED)
+find_package(Qt5 REQUIRED COMPONENTS Core Widgets)
 
 set(obs-websocket_SOURCES
 	src/obs-websocket.cpp
@@ -46,6 +38,10 @@ set(obs-websocket_SOURCES
 	src/WSEvents.cpp
 	src/Config.cpp
 	src/Utils.cpp
+	src/rpc/RpcRequest.cpp
+	src/rpc/RpcResponse.cpp
+	src/rpc/RpcEvent.cpp
+	src/protocol/OBSRemoteProtocol.cpp
 	src/forms/settings-dialog.cpp)
 
 set(obs-websocket_HEADERS
@@ -56,6 +52,10 @@ set(obs-websocket_HEADERS
 	src/WSEvents.h
 	src/Config.h
 	src/Utils.h
+	src/rpc/RpcRequest.h
+	src/rpc/RpcResponse.h
+	src/rpc/RpcEvent.h
+	src/protocol/OBSRemoteProtocol.h
 	src/forms/settings-dialog.h)
 
 # --- Platform-independent build settings ---
@@ -84,6 +84,11 @@ if(WIN32)
 		message(FATAL_ERROR "Could not find OBS Frontend API's library !")
 	endif()
 
+    if(MSVC)
+        # Enable Multicore Builds and disable FH4 (to not depend on VCRUNTIME140_1.DLL)
+	    add_definitions(/MP /d2FH4-)
+    endif()
+
 	add_definitions(-D_WEBSOCKETPP_CPP11_STL_)
 
 	if(CMAKE_SIZEOF_VOID_P EQUAL 8)
@@ -120,6 +125,16 @@ if(WIN32)
 			"$<TARGET_FILE:obs-websocket>"
 			"${RELEASE_DIR}/obs-plugins/${ARCH_NAME}")
 
+		# In Release mode, copy Qt image format plugins
+		COMMAND if $<CONFIG:Release>==1 (
+			"${CMAKE_COMMAND}" -E copy
+			"${QTDIR}/plugins/imageformats/qjpeg.dll"
+			"${RELEASE_DIR}/bin/${ARCH_NAME}/imageformats/qjpeg.dll")
+		COMMAND if $<CONFIG:RelWithDebInfo>==1 (
+			"${CMAKE_COMMAND}" -E copy
+			"${QTDIR}/plugins/imageformats/qjpeg.dll"
+			"${RELEASE_DIR}/bin/${ARCH_NAME}/imageformats/qjpeg.dll")
+
 		# If config is RelWithDebInfo, package release files
 		COMMAND if $<CONFIG:RelWithDebInfo>==1 (
 			"${CMAKE_COMMAND}" -E make_directory
@@ -165,20 +180,22 @@ endif()
 
 # --- Linux-specific build settings and tasks ---
 if(UNIX AND NOT APPLE)
+	include(GNUInstallDirs)
+
 	set_target_properties(obs-websocket PROPERTIES PREFIX "")
 	target_link_libraries(obs-websocket obs-frontend-api)
 
 	file(GLOB locale_files data/locale/*.ini)
-	execute_process(COMMAND uname -m COMMAND tr -d '\n' OUTPUT_VARIABLE UNAME_MACHINE)
 
+	if(${USE_UBUNTU_FIX})
+		install(TARGETS obs-websocket
+			LIBRARY DESTINATION "/usr/lib/obs-plugins")
+	endif()
 	install(TARGETS obs-websocket
-		LIBRARY DESTINATION "${CMAKE_INSTALL_PREFIX}/lib/obs-plugins")
-	# Dirty fix for Ubuntu
-        install(TARGETS obs-websocket
-                LIBRARY DESTINATION "${CMAKE_INSTALL_PREFIX}/lib/${UNAME_MACHINE}-linux-gnu/obs-plugins")
+		LIBRARY DESTINATION "${CMAKE_INSTALL_FULL_LIBDIR}/obs-plugins")
 
 	install(FILES ${locale_files}
-		DESTINATION "${CMAKE_INSTALL_PREFIX}/share/obs/obs-plugins/obs-websocket/locale")
+		DESTINATION "${CMAKE_INSTALL_FULL_DATAROOTDIR}/obs/obs-plugins/obs-websocket/locale")
 endif()
 # --- End of section ---
 

README.md

@@ -5,11 +5,11 @@ WebSockets API for OBS Studio.
 
 Follow the main author on Twitter for news & updates : [@LePalakis](https://twitter.com/LePalakis)
 
-[![Build Status - Windows](https://ci.appveyor.com/api/projects/status/github/Palakis/obs-websocket)](https://ci.appveyor.com/project/Palakis/obs-websocket/history) [![Build Status - Linux](https://travis-ci.org/Palakis/obs-websocket.svg?branch=master)](https://travis-ci.org/Palakis/obs-websocket)
+[![Build Status](https://dev.azure.com/Palakis/obs-websocket/_apis/build/status/Palakis.obs-websocket?branchName=4.x-current)](https://dev.azure.com/Palakis/obs-websocket/_build/latest?definitionId=2&branchName=4.x-current)
 
 ## Downloads
 
-Binaries for Windows and Linux are available in the [Releases](https://github.com/Palakis/obs-websocket/releases) section.
+Binaries for Windows, MacOS, and Linux are available in the [Releases](https://github.com/Palakis/obs-websocket/releases) section.
 
 ## Using obs-websocket
 
@@ -20,20 +20,23 @@ It is **highly recommended** to protect obs-websocket with a password against un
 ### Possible use cases
 
 - Remote control OBS from a phone or tablet on the same local network
-- Change your stream overlay/graphics based on the current scene (like the AGDQ overlay does)
+- Change your stream overlay/graphics based on the current scene
 - Automate scene switching with a third-party program (e.g. : auto-pilot, foot pedal, ...)
 
 ### For developers
 
 The server is a typical Websockets server running by default on port 4444 (the port number can be changed in the Settings dialog).
-The protocol understood by the server is documented in [PROTOCOL.md](docs/generated/protocol.md).  
+The protocol understood by the server is documented in [PROTOCOL.md](docs/generated/protocol.md).
 
 Here's a list of available language APIs for obs-websocket :
 - Javascript (browser & nodejs): [obs-websocket-js](https://github.com/haganbmj/obs-websocket-js) by Brendan Hagan
 - C#/VB.NET: [obs-websocket-dotnet](https://github.com/Palakis/obs-websocket-dotnet)
 - Python 2 and 3: [obs-websocket-py](https://github.com/Elektordi/obs-websocket-py) by Guillaume Genty a.k.a Elektordi
 - Python 3.5+ with asyncio: [obs-ws-rc](https://github.com/KirillMysnik/obs-ws-rc) by Kirill Mysnik
+- Python 3.6+ with asyncio: [simpleobsws](https://github.com/IRLToolkit/simpleobsws) by tt2468 
 - Java 8+: [obs-websocket-java](https://github.com/Twasi/websocket-obs-java) by TwasiNET
+- Golang: [go-obs-websocket](https://github.com/christopher-dG/go-obs-websocket) by Chris de Graaf
+- HTTP API: [obs-websocket-http](https://github.com/IRLToolkit/obs-websocket-http) by tt2468
 
 I'd like to know what you're building with or for obs-websocket. If you do something in this fashion, feel free to drop me an email at `stephane /dot/ lepin /at/ gmail /dot/ com` !
 
@@ -45,19 +48,14 @@ See the [build instructions](BUILDING.md).
 
 ### Branches
 
-The two main development branches are:
-
-- `4.x-current`: actively-maintained codebase for 4.x releases. Backwards-compatible (unless stated otherwise) with existing clients until 5.0.
-- `5.x`: upcoming 5.0 version
-
-**New features and fixes must be based off and contributed to `4.x-current`**, as obs-websocket 5.0 is not in active development yet.
+Development happens on `4.x-current`
 
 ### Pull Requests
 
-Pull Requests must never be based off your fork's main branch (in our case, `4.x-current` or `5.x`). Start your work in a new branch
+Pull Requests must never be based off your fork's main branch (in this case, `4.x-current`). Start your work in a new branch
 based on the main one (e.g.: `cool-new-feature`, `fix-palakis-mistakes`, ...) and open a Pull Request once you feel ready to show your work.
 
-If your Pull Request is not ready to merge yet, tag it with the `work in progress` label. You can also use the `help needed` label if you have questions, need a hand or want to ask for input.
+**If your Pull Request is not ready to merge yet, create it as a Draft Pull Request** (open the little arrow menu next to the "Create pull request" button, then select "Create draft pull request").
 
 ### Code style & formatting
 

appveyor.yml

@@ -1,40 +0,0 @@
-environment:
-  CURL_VERSION: 7.39.0
-
-install:
-  - git submodule update --init --recursive
-  - cd C:\projects\
-  - if not exist dependencies2015.zip curl -kLO https://obsproject.com/downloads/dependencies2015.zip -f --retry 5 -C -
-  - 7z x dependencies2015.zip -odependencies2015
-  - set DepsPath32=%CD%\dependencies2015\win32
-  - set DepsPath64=%CD%\dependencies2015\win64
-  - call C:\projects\obs-websocket\CI\install-setup-qt.cmd
-  - set build_config=RelWithDebInfo
-  - call C:\projects\obs-websocket\CI\install-build-obs.cmd
-  - cd C:\projects\obs-websocket\
-  - mkdir build32
-  - mkdir build64
-  - cd ./build32
-  - cmake -G "Visual Studio 14 2015" -DQTDIR="%QTDIR32%" -DLibObs_DIR="C:\projects\obs-studio\build32\libobs" -DLIBOBS_INCLUDE_DIR="C:\projects\obs-studio\libobs" -DLIBOBS_LIB="C:\projects\obs-studio\build32\libobs\%build_config%\obs.lib" -DOBS_FRONTEND_LIB="C:\projects\obs-studio\build32\UI\obs-frontend-api\%build_config%\obs-frontend-api.lib" ..
-  - cd ../build64
-  - cmake -G "Visual Studio 14 2015 Win64" -DQTDIR="%QTDIR64%" -DLibObs_DIR="C:\projects\obs-studio\build64\libobs" -DLIBOBS_INCLUDE_DIR="C:\projects\obs-studio\libobs" -DLIBOBS_LIB="C:\projects\obs-studio\build64\libobs\%build_config%\obs.lib" -DOBS_FRONTEND_LIB="C:\projects\obs-studio\build64\UI\obs-frontend-api\%build_config%\obs-frontend-api.lib" ..
-
-build_script:
-  - call msbuild /m /p:Configuration=%build_config% C:\projects\obs-websocket\build32\obs-websocket.sln /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
-  - call msbuild /m /p:Configuration=%build_config% C:\projects\obs-websocket\build64\obs-websocket.sln /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
-
-before_deploy:
-  - 7z a "C:\projects\obs-websocket\build.zip" C:\projects\obs-websocket\release\*
-  - set PATH=%PATH%;"C:\\Program Files (x86)\\Inno Setup 5"
-  - iscc "C:\projects\obs-websocket\installer\installer.iss"
-
-deploy_script:
-  - ps: Push-AppveyorArtifact "C:\projects\obs-websocket\build.zip" -FileName "obs-websocket-$(git log --pretty=format:'%h' -n 1)-Windows.zip"
-  - ps: Push-AppveyorArtifact "C:\projects\obs-websocket\installer\Output\obs-websocket-Windows-Installer.exe" -FileName "obs-websocket-$(git log --pretty=format:'%h' -n 1)-Windows-Installer.exe"
-
-test: off
-
-cache:
-  - C:\projects\dependencies2015.zip
-  - C:\projects\obs-studio-last-tag-built.txt
-  - C:\projects\obs-studio\

azure-pipelines.yml

@@ -1,23 +1,183 @@
-pool:
-  vmImage: 'macOS-10.13'
+variables:
+  isReleaseMode: ${{ startsWith(variables['Build.SourceBranch'], 'refs/tags/') }}
 
-steps:
-- checkout: self
-  submodules: true
+trigger:
+  branches:
+    include:
+      - master
+  tags:
+    include:
+      - '*'
 
-- script: ./CI/install-dependencies-macos.sh
-  displayName: 'Install Dependencies'
+jobs:
+- job: 'GenerateDocs'
+  condition: |
+    or(
+      eq(variables['Build.SourceBranch'], 'refs/heads/4.x-current'),
+      eq(variables['Build.SourceBranch'], 'refs/heads/master')
+    )
+  pool:
+    vmImage: 'ubuntu-18.04'
+  steps:
+    - checkout: self
+      submodules: false
 
-- script: ./CI/install-build-obs-macos.sh
-  displayName: 'Build OBS'
+    - script: ./CI/generate-docs.sh
+      displayName: 'Generate docs'
+      env:
+        CHECKOUT_REF: $(Build.SourceBranch)
+        GH_TOKEN: $(GithubToken)
 
-- script: ./CI/build-macos.sh
-  displayName: 'Build obs-websocket'
+- job: 'Build_Windows'
+  pool:
+    vmImage: 'windows-2019'
+  variables:
+    build_config: RelWithDebInfo
+    DepsBasePath: 'D:\obsdependencies'
+    DepsPath32: '$(DepsBasePath)\win32'
+    DepsPath64: '$(DepsBasePath)\win64'
+    QtBaseDir: 'D:\QtDep'
+    QTDIR32: '$(QtBaseDir)\5.10.1\msvc2017'
+    QTDIR64: '$(QtBaseDir)\5.10.1\msvc2017_64'
+    OBSPath: 'D:\obs-studio'
+  steps:
+    - checkout: self
+      submodules: true
 
-- script: ./CI/package-macos.sh
-  displayName: 'Package'
+    - script: ./CI/install-qt-win.cmd
+      displayName: 'Install Qt'
+      env:
+        QtBaseDir: $(QtBaseDir)
 
-- task: PublishBuildArtifacts@1
-  inputs:
-    pathtoPublish: './release'
-    artifactName: 'build'
+    - task: Cache@2
+      displayName: Restore cached OBS Studio dependencies
+      inputs:
+        key: 'obsdeps | "$(Agent.OS)"'
+        restoreKeys: |
+          obsdeps | "$(Agent.OS)"
+        path: $(DepsBasePath)
+
+    - script: ./CI/download-obs-deps.cmd
+      displayName: 'Download OBS Studio dependencies'
+
+    - task: Cache@2
+      displayName: Restore cached OBS Studio builds
+      inputs:
+        key: 'obs | "$(Agent.OS)"'
+        restoreKeys: |
+          obs | "$(Agent.OS)"
+        path: $(OBSPath)
+
+    - script: ./CI/prepare-obs-windows.cmd
+      displayName: 'Checkout & CMake OBS Studio'
+      env:
+        build_config: $(build_config)
+        DepsPath32: $(DepsPath32)
+        DepsPath64: $(DepsPath64)
+        QTDIR32: $(QTDIR32)
+        QTDIR64: $(QTDIR64)
+        OBSPath: $(OBSPath)
+
+    - task: MSBuild@1
+      displayName: 'Build OBS Studio 32-bit'
+      inputs:
+        msbuildArguments: '/m /p:Configuration=$(build_config)'
+        solution: '$(OBSPath)\build32\obs-studio.sln'
+
+    - task: MSBuild@1
+      displayName: 'Build OBS Studio 64-bit'
+      inputs:
+        msbuildArguments: '/m /p:Configuration=$(build_config)'
+        solution: '$(OBSPath)\build64\obs-studio.sln'
+
+    - script: ./CI/prepare-windows.cmd
+      displayName: 'CMake obs-websocket'
+      env:
+        build_config: $(build_config)
+        QTDIR32: $(QTDIR32)
+        QTDIR64: $(QTDIR64)
+        OBSPath: $(OBSPath)
+
+    - task: MSBuild@1
+      displayName: 'Build obs-websocket 32-bit'
+      inputs:
+        msbuildArguments: '/m /p:Configuration=$(build_config)'
+        solution: '.\build32\obs-websocket.sln'
+
+    - task: MSBuild@1
+      displayName: 'Build obs-websocket 64-bit'
+      inputs:
+        msbuildArguments: '/m /p:Configuration=$(build_config)'
+        solution: '.\build64\obs-websocket.sln'
+
+    - script: ./CI/package-windows.cmd
+      displayName: 'Package obs-websocket'
+
+    - task: PublishBuildArtifacts@1
+      displayName: 'Upload package artifacts'
+      inputs:
+        pathtoPublish: './package'
+        artifactName: 'windows_build'
+
+- job: 'Build_Linux'
+  pool:
+    vmImage: 'ubuntu-18.04'
+  variables:
+      BUILD_REASON: $(Build.Reason)
+      BRANCH_SHORT_NAME: $(Build.SourceBranchName)
+      BRANCH_FULL_NAME: $(Build.SourceBranch)
+  steps:
+    - checkout: self
+      submodules: true
+
+    - script: ./CI/install-dependencies-ubuntu.sh
+      displayName: 'Install dependencies'
+
+    - script: ./CI/build-ubuntu.sh
+      displayName: 'Build obs-websocket'
+
+    - script: ./CI/package-ubuntu.sh
+      displayName: 'Package obs-websocket'
+
+    - task: PublishBuildArtifacts@1
+      inputs:
+        pathtoPublish: './package'
+        artifactName: 'deb_build'
+
+- job: 'Build_macOS'
+  pool:
+    vmImage: 'macos-10.14'
+  steps:
+    - checkout: self
+      submodules: true
+
+    - script: ./CI/install-dependencies-macos.sh
+      displayName: 'Install dependencies'
+
+    - script: ./CI/install-build-obs-macos.sh
+      displayName: 'Build OBS'
+
+    - script: ./CI/build-macos.sh
+      displayName: 'Build obs-websocket'
+
+    - task: InstallAppleCertificate@1
+      displayName: 'Install release signing certificates'
+      condition: eq(variables['isReleaseMode'], true)
+      inputs:
+        certSecureFile: 'Certificates.p12'
+        certPwd: $(secrets.macOS.certificatesImportPassword)
+
+    - script: ./CI/package-macos.sh
+      displayName: 'Package obs-websocket'
+      env:
+        RELEASE_MODE: $(isReleaseMode)
+        CODE_SIGNING_IDENTITY: $(secrets.macOS.codeSigningIdentity)
+        INSTALLER_SIGNING_IDENTITY: $(secrets.macOS.installerSigningIdentity)
+        AC_USERNAME: $(secrets.macOS.notarization.username)
+        AC_PASSWORD: $(secrets.macOS.notarization.password)
+        AC_PROVIDER_SHORTNAME: $(secrets.macOS.notarization.providerShortName)
+
+    - task: PublishBuildArtifacts@1
+      inputs:
+        pathtoPublish: './release'
+        artifactName: 'macos_build'

data/locale/en-US.ini

@@ -10,7 +10,7 @@ OBSWebsocket.NotifyConnect.Message="Client %1 connected"
 OBSWebsocket.NotifyDisconnect.Title="WebSocket client disconnected"
 OBSWebsocket.NotifyDisconnect.Message="Client %1 disconnected"
 OBSWebsocket.Server.StartFailed.Title="WebSockets Server failure"
-OBSWebsocket.Server.StartFailed.Message="The WebSockets server failed to start, maybe because:\n - TCP port %1 may currently be in use elsewhere on this system, possibly by another application. Try setting a different TCP port in the WebSocket server settings, or stop any application that could be using this port.\n - An unknown network error happened on your system. Try again by changing settings, restarting OBS or restarting your system."
+OBSWebsocket.Server.StartFailed.Message="The WebSockets server failed to start, maybe because:\n - TCP port %1 may currently be in use elsewhere on this system, possibly by another application. Try setting a different TCP port in the WebSocket server settings, or stop any application that could be using this port.\n - Error message: %2"
 OBSWebsocket.ProfileChanged.Started="WebSockets server enabled in this profile. Server started."
 OBSWebsocket.ProfileChanged.Stopped="WebSockets server disabled in this profile. Server stopped."
-OBSWebsocket.ProfileChanged.Restarted="WebSockets server port changed in this profile. Server restarted."
+OBSWebsocket.ProfileChanged.Restarted="WebSockets server port changed in this profile. Server restarted."

docs/generated/protocol.md

@@ -1,6 +1,6 @@
 <!-- This file was generated based on handlebars templates. Do not edit directly! -->
 
-# obs-websocket 4.7.0 protocol reference
+# obs-websocket 4.8.0 protocol reference
 
 # General Introduction
 Messages are exchanged between the client and the server as JSON objects.
@@ -59,6 +59,8 @@ auth_response = base64_encode(auth_response_hash)
     + [TransitionListChanged](#transitionlistchanged)
     + [TransitionDurationChanged](#transitiondurationchanged)
     + [TransitionBegin](#transitionbegin)
+    + [TransitionEnd](#transitionend)
+    + [TransitionVideoEnd](#transitionvideoend)
   * [Profiles](#profiles)
     + [ProfileChanged](#profilechanged)
     + [ProfileListChanged](#profilelistchanged)
@@ -97,10 +99,12 @@ auth_response = base64_encode(auth_response_hash)
     + [SourceFilterRemoved](#sourcefilterremoved)
     + [SourceFilterVisibilityChanged](#sourcefiltervisibilitychanged)
     + [SourceFiltersReordered](#sourcefiltersreordered)
+  * [Scene Items](#scene-items)
     + [SourceOrderChanged](#sourceorderchanged)
     + [SceneItemAdded](#sceneitemadded)
     + [SceneItemRemoved](#sceneitemremoved)
     + [SceneItemVisibilityChanged](#sceneitemvisibilitychanged)
+    + [SceneItemLockChanged](#sceneitemlockchanged)
     + [SceneItemTransformChanged](#sceneitemtransformchanged)
     + [SceneItemSelected](#sceneitemselected)
     + [SceneItemDeselected](#sceneitemdeselected)
@@ -118,6 +122,7 @@ auth_response = base64_encode(auth_response_hash)
     + [GetStats](#getstats)
     + [BroadcastCustomMessage](#broadcastcustommessage-1)
     + [GetVideoInfo](#getvideoinfo)
+    + [OpenProjector](#openprojector)
   * [Outputs](#outputs)
     + [ListOutputs](#listoutputs)
     + [GetOutputInfo](#getoutputinfo)
@@ -144,7 +149,7 @@ auth_response = base64_encode(auth_response_hash)
     + [SetCurrentSceneCollection](#setcurrentscenecollection)
     + [GetCurrentSceneCollection](#getcurrentscenecollection)
     + [ListSceneCollections](#listscenecollections)
-  * [Scene Items](#scene-items)
+  * [Scene Items](#scene-items-1)
     + [GetSceneItemProperties](#getsceneitemproperties)
     + [SetSceneItemProperties](#setsceneitemproperties)
     + [ResetSceneItem](#resetsceneitem)
@@ -159,6 +164,9 @@ auth_response = base64_encode(auth_response_hash)
     + [GetCurrentScene](#getcurrentscene)
     + [GetSceneList](#getscenelist)
     + [ReorderSceneItems](#reordersceneitems)
+    + [SetSceneTransitionOverride](#setscenetransitionoverride)
+    + [RemoveSceneTransitionOverride](#removescenetransitionoverride)
+    + [GetSceneTransitionOverride](#getscenetransitionoverride)
   * [Sources](#sources-1)
     + [GetSourcesList](#getsourceslist)
     + [GetSourceTypesList](#getsourcetypeslist)
@@ -167,6 +175,7 @@ auth_response = base64_encode(auth_response_hash)
     + [GetMute](#getmute)
     + [SetMute](#setmute)
     + [ToggleMute](#togglemute)
+    + [SetSourceName](#setsourcename)
     + [SetSyncOffset](#setsyncoffset)
     + [GetSyncOffset](#getsyncoffset)
     + [GetSourceSettings](#getsourcesettings)
@@ -186,6 +195,8 @@ auth_response = base64_encode(auth_response_hash)
     + [MoveSourceFilter](#movesourcefilter)
     + [SetSourceFilterSettings](#setsourcefiltersettings)
     + [SetSourceFilterVisibility](#setsourcefiltervisibility)
+    + [GetAudioMonitorType](#getaudiomonitortype)
+    + [SetAudioMonitorType](#setaudiomonitortype)
     + [TakeSourceScreenshot](#takesourcescreenshot)
   * [Streaming](#streaming-1)
     + [GetStreamingStatus](#getstreamingstatus)
@@ -210,6 +221,7 @@ auth_response = base64_encode(auth_response_hash)
     + [SetCurrentTransition](#setcurrenttransition)
     + [SetTransitionDuration](#settransitionduration)
     + [GetTransitionDuration](#gettransitionduration)
+    + [GetTransitionPosition](#gettransitionposition)
 
 <!-- tocstop -->
 
@@ -222,9 +234,11 @@ These are complex types, such as `Source` and `Scene`, which are used as argumen
 | ---- | :---: | ------------|
 | `cy` | _Number_ |  |
 | `cx` | _Number_ |  |
+| `alignment` | _Number_ | The point on the source that the item is manipulated from. The sum of 1=Left or 2=Right, and 4=Top or 8=Bottom, or omit to center on that axis. |
 | `name` | _String_ | The name of this Scene Item. |
 | `id` | _int_ | Scene item ID |
 | `render` | _Boolean_ | Whether or not this Scene Item is set to "visible". |
+| `muted` | _Boolean_ | Whether or not this Scene Item is muted. |
 | `locked` | _Boolean_ | Whether or not this Scene Item is locked and can't be moved around |
 | `source_cx` | _Number_ |  |
 | `source_cy` | _Number_ |  |
@@ -432,6 +446,47 @@ A transition (other than "cut") has begun.
 | Name | Type  | Description |
 | ---- | :---: | ------------|
 | `name` | _String_ | Transition name. |
+| `type` | _String_ | Transition type. |
+| `duration` | _int_ | Transition duration (in milliseconds). Will be -1 for any transition with a fixed duration, such as a Stinger, due to limitations of the OBS API. |
+| `from-scene` | _String_ | Source scene of the transition |
+| `to-scene` | _String_ | Destination scene of the transition |
+
+
+---
+
+### TransitionEnd
+
+
+- Added in v4.8.0
+
+A transition (other than "cut") has ended.
+Please note that the `from-scene` field is not available in TransitionEnd.
+
+**Response Items:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `name` | _String_ | Transition name. |
+| `type` | _String_ | Transition type. |
+| `duration` | _int_ | Transition duration (in milliseconds). |
+| `to-scene` | _String_ | Destination scene of the transition |
+
+
+---
+
+### TransitionVideoEnd
+
+
+- Added in v4.8.0
+
+A stinger transition has finished playing its video.
+
+**Response Items:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `name` | _String_ | Transition name. |
+| `type` | _String_ | Transition type. |
 | `duration` | _int_ | Transition duration (in milliseconds). |
 | `from-scene` | _String_ | Source scene of the transition |
 | `to-scene` | _String_ | Destination scene of the transition |
@@ -879,6 +934,7 @@ A source has been renamed.
 | ---- | :---: | ------------|
 | `previousName` | _String_ | Previous source name |
 | `newName` | _String_ | New source name |
+| `sourceType` | _String_ | Type of source (input, scene, filter, transition) |
 
 
 ---
@@ -957,6 +1013,8 @@ Filters in a source have been reordered.
 
 ---
 
+## Scene Items
+
 ### SourceOrderChanged
 
 
@@ -1029,6 +1087,25 @@ An item's visibility has been toggled.
 | `item-visible` | _boolean_ | New visibility state of the item. |
 
 
+---
+
+### SceneItemLockChanged
+
+
+- Added in v4.8.0
+
+An item's locked status has been toggled.
+
+**Response Items:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `scene-name` | _String_ | Name of the scene. |
+| `item-name` | _String_ | Name of the item in the scene. |
+| `item-id` | _int_ | Scene item ID |
+| `item-locked` | _boolean_ | New locked state of the item. |
+
+
 ---
 
 ### SceneItemTransformChanged
@@ -1158,6 +1235,7 @@ _No specified parameters._
 | `obs-websocket-version` | _String_ | obs-websocket plugin version. |
 | `obs-studio-version` | _String_ | OBS Studio program version. |
 | `available-requests` | _String_ | List of available request types, formatted as a comma-separated list string (e.g. : "Method1,Method2,Method3"). |
+| `supported-image-export-formats` | _String_ | List of supported formats for features that use image export (like the TakeSourceScreenshot request type) formatted as a comma-separated list string |
 
 
 ---
@@ -1332,6 +1410,29 @@ _No specified parameters._
 | `colorRange` | _String_ | Color range (full or partial) |
 
 
+---
+
+### OpenProjector
+
+
+- Added in v4.8.0
+
+Open a projector window or create a projector on a monitor. Requires OBS v24.0.4 or newer.
+
+**Request Fields:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `type` | _String (Optional)_ | Type of projector: Preview (default), Source, Scene, StudioProgram, or Multiview (case insensitive). |
+| `monitor` | _int (Optional)_ | Monitor to open the projector on. If -1 or omitted, opens a window. |
+| `geometry` | _String (Optional)_ | Size and position of the projector window (only if monitor is -1). Encoded in Base64 using Qt's geometry encoding (https://doc.qt.io/qt-5/qwidget.html#saveGeometry). Corresponds to OBS's saved projectors. |
+| `name` | _String (Optional)_ | Name of the source or scene to be displayed (ignored for other projector types). |
+
+
+**Response Items:**
+
+_No additional response items._
+
 ---
 
 ## Outputs
@@ -1770,15 +1871,18 @@ Coordinates are relative to the item's parent (the scene or group it belongs to)
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
-| `scene-name` | _String (optional)_ | the name of the scene that the source item belongs to. Defaults to the current scene. |
-| `item` | _String_ | The name of the source. |
+| `scene-name` | _String (optional)_ | Name of the scene the scene item belongs to. Defaults to the current scene. |
+| `item` | _String \| Object_ | Scene Item name (if this field is a string) or specification (if it is an object). |
+| `item.name` | _String (optional)_ | Scene Item name (if the `item` field is an object) |
+| `item.id` | _int (optional)_ | Scene Item ID (if the `item` field is an object) |
 
 
 **Response Items:**
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
-| `name` | _String_ | The name of the source. |
+| `name` | _String_ | Scene Item name. |
+| `itemId` | _int_ | Scene Item ID. |
 | `position.x` | _int_ | The x position of the source from the left. |
 | `position.y` | _int_ | The y position of the source from the top. |
 | `position.alignment` | _int_ | The point on the source that the item is manipulated from. |
@@ -1790,6 +1894,7 @@ Coordinates are relative to the item's parent (the scene or group it belongs to)
 | `crop.bottom` | _int_ | The number of pixels cropped off the bottom of the source before scaling. |
 | `crop.left` | _int_ | The number of pixels cropped off the left of the source before scaling. |
 | `visible` | _bool_ | If the source is visible. |
+| `muted` | _bool_ | If the source is muted. |
 | `locked` | _bool_ | If the source's transform is locked. |
 | `bounds.type` | _String_ | Type of bounding box. Can be "OBS_BOUNDS_STRETCH", "OBS_BOUNDS_SCALE_INNER", "OBS_BOUNDS_SCALE_OUTER", "OBS_BOUNDS_SCALE_TO_WIDTH", "OBS_BOUNDS_SCALE_TO_HEIGHT", "OBS_BOUNDS_MAX_ONLY" or "OBS_BOUNDS_NONE". |
 | `bounds.alignment` | _int_ | Alignment of the bounding box. |
@@ -1799,6 +1904,9 @@ Coordinates are relative to the item's parent (the scene or group it belongs to)
 | `sourceHeight` | _int_ | Base source (without scaling) of the source |
 | `width` | _double_ | Scene item width (base source width multiplied by the horizontal scaling factor) |
 | `height` | _double_ | Scene item height (base source height multiplied by the vertical scaling factor) |
+| `alignment` | _int_ | The point on the source that the item is manipulated from. The sum of 1=Left or 2=Right, and 4=Top or 8=Bottom, or omit to center on that axis. |
+| `parentGroupName` | _String (optional)_ | Name of the item's parent (if this item belongs to a group) |
+| `groupChildren` | _Array&lt;SceneItemTransform&gt; (optional)_ | List of children (if this item is a group) |
 
 
 ---
@@ -1815,8 +1923,10 @@ Coordinates are relative to the item's parent (the scene or group it belongs to)
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
-| `scene-name` | _String (optional)_ | the name of the scene that the source item belongs to. Defaults to the current scene. |
-| `item` | _String_ | The name of the source. |
+| `scene-name` | _String (optional)_ | Name of the scene the source item belongs to. Defaults to the current scene. |
+| `item` | _String \| Object_ | Scene Item name (if this field is a string) or specification (if it is an object). |
+| `item.name` | _String (optional)_ | Scene Item name (if the `item` field is an object) |
+| `item.id` | _int (optional)_ | Scene Item ID (if the `item` field is an object) |
 | `position.x` | _int (optional)_ | The new x position of the source. |
 | `position.y` | _int (optional)_ | The new y position of the source. |
 | `position.alignment` | _int (optional)_ | The new alignment of the source. |
@@ -1852,8 +1962,10 @@ Reset a scene item.
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
-| `scene-name` | _String (optional)_ | Name of the scene the source belongs to. Defaults to the current scene. |
-| `item` | _String_ | Name of the source item. |
+| `scene-name` | _String (optional)_ | Name of the scene the scene item belongs to. Defaults to the current scene. |
+| `item` | _String \| Object_ | Scene Item name (if this field is a string) or specification (if it is an object). |
+| `item.name` | _String (optional)_ | Scene Item name (if the `item` field is an object) |
+| `item.id` | _int (optional)_ | Scene Item ID (if the `item` field is an object) |
 
 
 **Response Items:**
@@ -1874,9 +1986,9 @@ Show or hide a specified source item in a specified scene.
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
-| `source` | _String_ | Scene item name in the specified scene. |
+| `scene-name` | _String (optional)_ | Name of the scene the scene item belongs to. Defaults to the currently active scene. |
+| `source` | _String_ | Scene Item name. |
 | `render` | _boolean_ | true = shown ; false = hidden |
-| `scene-name` | _String (optional)_ | Name of the scene where the source resides. Defaults to the currently active scene. |
 
 
 **Response Items:**
@@ -1897,8 +2009,8 @@ Sets the coordinates of a specified source item.
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
-| `scene-name` | _String (optional)_ | The name of the scene that the source item belongs to. Defaults to the current scene. |
-| `item` | _String_ | The name of the source item. |
+| `scene-name` | _String (optional)_ | Name of the scene the scene item belongs to. Defaults to the current scene. |
+| `item` | _String_ | Scene Item name. |
 | `x` | _double_ | X coordinate. |
 | `y` | _double_ | Y coordinate. |
 
@@ -1921,8 +2033,8 @@ Set the transform of the specified source item.
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
-| `scene-name` | _String (optional)_ | The name of the scene that the source item belongs to. Defaults to the current scene. |
-| `item` | _String_ | The name of the source item. |
+| `scene-name` | _String (optional)_ | Name of the scene the scene item belongs to. Defaults to the current scene. |
+| `item` | _String_ | Scene Item name. |
 | `x-scale` | _double_ | Width scale factor. |
 | `y-scale` | _double_ | Height scale factor. |
 | `rotation` | _double_ | Source item rotation (in degrees). |
@@ -1946,8 +2058,8 @@ Sets the crop coordinates of the specified source item.
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
-| `scene-name` | _String (optional)_ | the name of the scene that the source item belongs to. Defaults to the current scene. |
-| `item` | _String_ | The name of the source. |
+| `scene-name` | _String (optional)_ | Name of the scene the scene item belongs to. Defaults to the current scene. |
+| `item` | _String_ | Scene Item name. |
 | `top` | _int_ | Pixel position of the top of the source item. |
 | `bottom` | _int_ | Pixel position of the bottom of the source item. |
 | `left` | _int_ | Pixel position of the left of the source item. |
@@ -1971,10 +2083,10 @@ Deletes a scene item.
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
-| `scene` | _String (optional)_ | Name of the scene the source belongs to. Defaults to the current scene. |
-| `item` | _Object_ | item to delete (required) |
-| `item.name` | _String_ | name of the scene item (prefer `id`, including both is acceptable). |
-| `item.id` | _int_ | id of the scene item. |
+| `scene` | _String (optional)_ | Name of the scene the scene item belongs to. Defaults to the current scene. |
+| `item` | _Object_ | Scene item to delete (required) |
+| `item.name` | _String_ | Scene Item name (prefer `id`, including both is acceptable). |
+| `item.id` | _int_ | Scene Item ID. |
 
 
 **Response Items:**
@@ -1996,9 +2108,9 @@ Duplicates a scene item.
 | ---- | :---: | ------------|
 | `fromScene` | _String (optional)_ | Name of the scene to copy the item from. Defaults to the current scene. |
 | `toScene` | _String (optional)_ | Name of the scene to create the item in. Defaults to the current scene. |
-| `item` | _Object_ | item to duplicate (required) |
-| `item.name` | _String_ | name of the scene item (prefer `id`, including both is acceptable). |
-| `item.id` | _int_ | id of the scene item. |
+| `item` | _Object_ | Scene Item to duplicate from the source scene (required) |
+| `item.name` | _String_ | Scene Item name (prefer `id`, including both is acceptable). |
+| `item.id` | _int_ | Scene Item ID. |
 
 
 **Response Items:**
@@ -2072,7 +2184,7 @@ _No specified parameters._
 | Name | Type  | Description |
 | ---- | :---: | ------------|
 | `current-scene` | _String_ | Name of the currently active scene. |
-| `scenes` | _Array&lt;Scene&gt;_ | Ordered list of the current profile's scenes (See `[GetCurrentScene](#getcurrentscene)` for more information). |
+| `scenes` | _Array&lt;Scene&gt;_ | Ordered list of the current profile's scenes (See [GetCurrentScene](#getcurrentscene) for more information). |
 
 
 ---
@@ -2098,6 +2210,72 @@ Changes the order of scene items in the requested scene.
 
 _No additional response items._
 
+---
+
+### SetSceneTransitionOverride
+
+
+- Added in v4.9.0
+
+Set a scene to use a specific transition override.
+
+**Request Fields:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `sceneName` | _String_ | Name of the scene to switch to. |
+| `transitionName` | _String_ | Name of the transition to use. |
+| `transitionDuration` | _int (Optional)_ | Duration in milliseconds of the transition if transition is not fixed. Defaults to the current duration specified in the UI if there is no current override and this value is not given. |
+
+
+**Response Items:**
+
+_No additional response items._
+
+---
+
+### RemoveSceneTransitionOverride
+
+
+- Added in v4.9.0
+
+Remove any transition override on a scene.
+
+**Request Fields:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `sceneName` | _String_ | Name of the scene to switch to. |
+
+
+**Response Items:**
+
+_No additional response items._
+
+---
+
+### GetSceneTransitionOverride
+
+
+- Added in v4.9.0
+
+Get the current scene transition override.
+
+**Request Fields:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `sceneName` | _String_ | Name of the scene to switch to. |
+
+
+**Response Items:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `transitionName` | _String_ | Name of the current overriding transition. Empty string if no override is set. |
+| `transitionDuration` | _int_ | Transition duration. `-1` if no override is set. |
+
+
 ---
 
 ## Sources
@@ -2162,13 +2340,14 @@ _No specified parameters._
 
 - Added in v4.0.0
 
-Get the volume of the specified source.
+Get the volume of the specified source. Default response uses mul format, NOT SLIDER PERCENTAGE.
 
 **Request Fields:**
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
 | `source` | _String_ | Source name. |
+| `useDecibel` | _boolean (optional)_ | Output volume in decibels of attenuation instead of amplitude/mul. |
 
 
 **Response Items:**
@@ -2176,7 +2355,7 @@ Get the volume of the specified source.
 | Name | Type  | Description |
 | ---- | :---: | ------------|
 | `name` | _String_ | Source name. |
-| `volume` | _double_ | Volume of the source. Between `0.0` and `1.0`. |
+| `volume` | _double_ | Volume of the source. Between `0.0` and `1.0` if using mul, under `0.0` if using dB (since it is attenuating). |
 | `muted` | _boolean_ | Indicates whether the source is muted. |
 
 
@@ -2187,14 +2366,15 @@ Get the volume of the specified source.
 
 - Added in v4.0.0
 
-Set the volume of the specified source.
+Set the volume of the specified source. Default request format uses mul, NOT SLIDER PERCENTAGE.
 
 **Request Fields:**
 
 | Name | Type  | Description |
 | ---- | :---: | ------------|
 | `source` | _String_ | Source name. |
-| `volume` | _double_ | Desired volume. Must be between `0.0` and `1.0`. |
+| `volume` | _double_ | Desired volume. Must be between `0.0` and `1.0` for mul, and under 0.0 for dB. Note: OBS will interpret dB values under -100.0 as Inf. |
+| `useDecibel` | _boolean (optional)_ | Interperet `volume` data as decibels instead of amplitude/mul. |
 
 
 **Response Items:**
@@ -2262,6 +2442,29 @@ Inverts the mute status of a specified source.
 | `source` | _String_ | Source name. |
 
 
+**Response Items:**
+
+_No additional response items._
+
+---
+
+### SetSourceName
+
+
+- Added in v4.8.0
+
+
+
+Note: If the new name already exists as a source, OBS will automatically modify the name to not interfere.
+
+**Request Fields:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `sourceName` | _String_ | Source name. |
+| `newName` | _String_ | New source name. |
+
+
 **Response Items:**
 
 _No additional response items._
@@ -2539,6 +2742,7 @@ _No additional response items._
 
 ### GetBrowserSourceProperties
 
+- **⚠️ Deprecated. Since 4.8.0. Prefer the use of GetSourceSettings. ⚠️**
 
 - Added in v4.1.0
 
@@ -2570,6 +2774,7 @@ Get current properties for a Browser Source.
 
 ### SetBrowserSourceProperties
 
+- **⚠️ Deprecated. Since 4.8.0. Prefer the use of SetSourceSettings. ⚠️**
 
 - Added in v4.1.0
 
@@ -2798,7 +3003,51 @@ Change the visibility/enabled state of a filter
 | ---- | :---: | ------------|
 | `sourceName` | _String_ | Source name |
 | `filterName` | _String_ | Source filter name |
-| `filterEnabled` | _String_ | New filter state |
+| `filterEnabled` | _Boolean_ | New filter state |
+
+
+**Response Items:**
+
+_No additional response items._
+
+---
+
+### GetAudioMonitorType
+
+
+- Added in v4.8.0
+
+Get the audio monitoring type of the specified source.
+
+**Request Fields:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `sourceName` | _String_ | Source name. |
+
+
+**Response Items:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `monitorType` | _String_ | The monitor type in use. Options: `none`, `monitorOnly`, `monitorAndOutput`. |
+
+
+---
+
+### SetAudioMonitorType
+
+
+- Added in v4.8.0
+
+Set the audio monitoring type of the specified source.
+
+**Request Fields:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `sourceName` | _String_ | Source name. |
+| `monitorType` | _String_ | The monitor type to use. Options: `none`, `monitorOnly`, `monitorAndOutput`. |
 
 
 **Response Items:**
@@ -2826,6 +3075,8 @@ preserved if only one of these two parameters is specified.
 | `sourceName` | _String_ | Source name. Note that, since scenes are also sources, you can also provide a scene name. |
 | `embedPictureFormat` | _String (optional)_ | Format of the Data URI encoded picture. Can be "png", "jpg", "jpeg" or "bmp" (or any other value supported by Qt's Image module) |
 | `saveToFilePath` | _String (optional)_ | Full file path (file extension included) where the captured image is to be saved. Can be in a format different from `pictureFormat`. Can be a relative path. |
+| `fileFormat` | _String (optional)_ | Format to save the image file as (one of the values provided in the `supported-image-export-formats` response field of `GetVersion`). If not specified, tries to guess based on file extension. |
+| `compressionQuality` | _int (optional)_ | Compression ratio between -1 and 100 to write the image with. -1 is automatic, 1 is smallest file/most compression, 100 is largest file/least compression. Varies with image type. |
 | `width` | _int (optional)_ | Screenshot width. Defaults to the source's base width. |
 | `height` | _int (optional)_ | Screenshot height. Defaults to the source's base height. |
 
@@ -2902,9 +3153,9 @@ Will return an `error` if streaming is already active.
 | `stream.settings` | _Object (optional)_ | Settings for the stream. |
 | `stream.settings.server` | _String (optional)_ | The publish URL. |
 | `stream.settings.key` | _String (optional)_ | The publish key of the stream. |
-| `stream.settings.use-auth` | _boolean (optional)_ | Indicates whether authentication should be used when connecting to the streaming server. |
-| `stream.settings.username` | _String (optional)_ | If authentication is enabled, the username for the streaming server. Ignored if `use-auth` is not set to `true`. |
-| `stream.settings.password` | _String (optional)_ | If authentication is enabled, the password for the streaming server. Ignored if `use-auth` is not set to `true`. |
+| `stream.settings.use_auth` | _boolean (optional)_ | Indicates whether authentication should be used when connecting to the streaming server. |
+| `stream.settings.username` | _String (optional)_ | If authentication is enabled, the username for the streaming server. Ignored if `use_auth` is not set to `true`. |
+| `stream.settings.password` | _String (optional)_ | If authentication is enabled, the password for the streaming server. Ignored if `use_auth` is not set to `true`. |
 
 
 **Response Items:**
@@ -2946,7 +3197,7 @@ Sets one or more attributes of the current streaming server settings. Any option
 | `settings` | _Object_ | The actual settings of the stream. |
 | `settings.server` | _String (optional)_ | The publish URL. |
 | `settings.key` | _String (optional)_ | The publish key. |
-| `settings.use-auth` | _boolean (optional)_ | Indicates whether authentication should be used when connecting to the streaming server. |
+| `settings.use_auth` | _boolean (optional)_ | Indicates whether authentication should be used when connecting to the streaming server. |
 | `settings.username` | _String (optional)_ | The username for the streaming service. |
 | `settings.password` | _String (optional)_ | The password for the streaming service. |
 | `save` | _boolean_ | Persist the settings to disk. |
@@ -2977,9 +3228,9 @@ _No specified parameters._
 | `settings` | _Object_ | Stream settings object. |
 | `settings.server` | _String_ | The publish URL. |
 | `settings.key` | _String_ | The publish key of the stream. |
-| `settings.use-auth` | _boolean_ | Indicates whether authentication should be used when connecting to the streaming server. |
-| `settings.username` | _String_ | The username to use when accessing the streaming server. Only present if `use-auth` is `true`. |
-| `settings.password` | _String_ | The password to use when accessing the streaming server. Only present if `use-auth` is `true`. |
+| `settings.use_auth` | _boolean_ | Indicates whether authentication should be used when connecting to the streaming server. |
+| `settings.username` | _String_ | The username to use when accessing the streaming server. Only present if `use_auth` is `true`. |
+| `settings.password` | _String_ | The password to use when accessing the streaming server. Only present if `use_auth` is `true`. |
 
 
 ---
@@ -3266,3 +3517,23 @@ _No specified parameters._
 
 ---
 
+### GetTransitionPosition
+
+
+- Added in v4.8.0
+
+Get the position of the current transition.
+
+**Request Fields:**
+
+_No specified parameters._
+
+**Response Items:**
+
+| Name | Type  | Description |
+| ---- | :---: | ------------|
+| `position` | _double_ | current transition position. This value will be between 0.0 and 1.0. Note: Transition returns 1.0 when not active. |
+
+
+---
+

docs/partials/introduction.md

@@ -1,4 +1,4 @@
-# obs-websocket 4.7.0 protocol reference
+# obs-websocket 4.8.0 protocol reference
 
 # General Introduction
 Messages are exchanged between the client and the server as JSON objects.

installer/installer.iss

@@ -2,7 +2,7 @@
 ; SEE THE DOCUMENTATION FOR DETAILS ON CREATING INNO SETUP SCRIPT FILES!
 
 #define MyAppName "obs-websocket"
-#define MyAppVersion "4.7.0"
+#define MyAppVersion "4.8.0"
 #define MyAppPublisher "Stephane Lepin"
 #define MyAppURL "http://github.com/Palakis/obs-websocket"
 

src/Utils.cpp

@@ -16,6 +16,7 @@ You should have received a copy of the GNU General Public License along
 with this program. If not, see <https://www.gnu.org/licenses/>
 */
 
+#include <inttypes.h>
 #include <QtWidgets/QMainWindow>
 #include <QtCore/QDir>
 #include <QtCore/QUrl>
@@ -103,9 +104,11 @@ obs_data_array_t* Utils::GetSceneItems(obs_source_t* source) {
  * @typedef {Object} `SceneItem` An OBS Scene Item.
  * @property {Number} `cy`
  * @property {Number} `cx`
+ * @property {Number} `alignment` The point on the source that the item is manipulated from. The sum of 1=Left or 2=Right, and 4=Top or 8=Bottom, or omit to center on that axis.
  * @property {String} `name` The name of this Scene Item.
  * @property {int} `id` Scene item ID
  * @property {Boolean} `render` Whether or not this Scene Item is set to "visible".
+ * @property {Boolean} `muted` Whether or not this Scene Item is muted.
  * @property {Boolean} `locked` Whether or not this Scene Item is locked and can't be moved around
  * @property {Number} `source_cx`
  * @property {Number} `source_cy`
@@ -145,6 +148,8 @@ obs_data_t* Utils::GetSceneItemData(obs_sceneitem_t* item) {
 	obs_data_set_double(data, "y", pos.y);
 	obs_data_set_int(data, "source_cx", (int)item_width);
 	obs_data_set_int(data, "source_cy", (int)item_height);
+	obs_data_set_bool(data, "muted", obs_source_muted(itemSource));
+	obs_data_set_int(data, "alignment", (int)obs_sceneitem_get_alignment(item));
 	obs_data_set_double(data, "cx", item_width * scale.x);
 	obs_data_set_double(data, "cy", item_height * scale.y);
 	obs_data_set_bool(data, "render", obs_sceneitem_visible(item));
@@ -175,34 +180,6 @@ obs_data_t* Utils::GetSceneItemData(obs_sceneitem_t* item) {
 	return data;
 }
 
-obs_sceneitem_t* Utils::GetSceneItemFromItem(obs_scene_t* scene, obs_data_t* itemInfo) {
-	if (!scene) {
-		return nullptr;
-	}
-
-	OBSDataItemAutoRelease idInfoItem = obs_data_item_byname(itemInfo, "id");
-	int id = obs_data_item_get_int(idInfoItem);
-
-	OBSDataItemAutoRelease nameInfoItem = obs_data_item_byname(itemInfo, "name");
-	const char* name = obs_data_item_get_string(nameInfoItem);
-
-	if (idInfoItem) {
-		obs_sceneitem_t* sceneItem = GetSceneItemFromId(scene, id);
-		obs_source_t* sceneItemSource = obs_sceneitem_get_source(sceneItem);
-
-		QString sceneItemName = obs_source_get_name(sceneItemSource);
-		if (nameInfoItem && (QString(name) != sceneItemName)) {
-			return nullptr;
-		}
-
-		return sceneItem;
-	} else if (nameInfoItem) {
-		return GetSceneItemFromName(scene, name);
-	}
-
-	return nullptr;
-}
-
 obs_sceneitem_t* Utils::GetSceneItemFromName(obs_scene_t* scene, QString name) {
 	if (!scene) {
 		return nullptr;
@@ -292,6 +269,49 @@ obs_sceneitem_t* Utils::GetSceneItemFromId(obs_scene_t* scene, int64_t id) {
 	return search.result;
 }
 
+obs_sceneitem_t* Utils::GetSceneItemFromItem(obs_scene_t* scene, obs_data_t* itemInfo) {
+	if (!scene) {
+		return nullptr;
+	}
+
+	OBSDataItemAutoRelease idInfoItem = obs_data_item_byname(itemInfo, "id");
+	int id = obs_data_item_get_int(idInfoItem);
+
+	OBSDataItemAutoRelease nameInfoItem = obs_data_item_byname(itemInfo, "name");
+	const char* name = obs_data_item_get_string(nameInfoItem);
+
+	if (idInfoItem) {
+		obs_sceneitem_t* sceneItem = GetSceneItemFromId(scene, id);
+		obs_source_t* sceneItemSource = obs_sceneitem_get_source(sceneItem);
+
+		QString sceneItemName = obs_source_get_name(sceneItemSource);
+		if (nameInfoItem && (QString(name) != sceneItemName)) {
+			return nullptr;
+		}
+
+		return sceneItem;
+	} else if (nameInfoItem) {
+		return GetSceneItemFromName(scene, name);
+	}
+
+	return nullptr;
+}
+
+obs_sceneitem_t* Utils::GetSceneItemFromRequestField(obs_scene_t* scene, obs_data_item_t* dataItem)
+{
+	enum obs_data_type dataType = obs_data_item_gettype(dataItem);
+
+	if (dataType == OBS_DATA_OBJECT) {
+		OBSDataAutoRelease itemData = obs_data_item_get_obj(dataItem);
+		return GetSceneItemFromItem(scene, itemData);
+	} else if (dataType == OBS_DATA_STRING) {
+		QString name = obs_data_item_get_string(dataItem);
+		return GetSceneItemFromName(scene, name);
+	}
+
+	return nullptr;
+}
+
 bool Utils::IsValidAlignment(const uint32_t alignment) {
 	switch (alignment) {
 		case OBS_ALIGN_CENTER:
@@ -386,6 +406,13 @@ int Utils::GetTransitionDuration(obs_source_t* transition) {
 		return 0;
 	}
 
+	if (obs_transition_fixed(transition)) {
+		// If this transition has a fixed duration (such as a Stinger),
+		// we don't currently have a way of retrieving that number.
+		// For now, return -1 to indicate that we don't know the actual duration.
+		return -1;
+	}
+
 	OBSSourceAutoRelease destinationScene = obs_transition_get_active_source(transition);
 	OBSDataAutoRelease destinationSettings = obs_source_get_private_settings(destinationScene);
 
@@ -412,6 +439,37 @@ bool Utils::SetTransitionByName(QString transitionName) {
 	}
 }
 
+obs_data_t* Utils::GetTransitionData(obs_source_t* transition) {
+	int duration = Utils::GetTransitionDuration(transition);
+	if (duration < 0) {
+		blog(LOG_WARNING, "GetTransitionData: duration is negative !");
+	}
+
+	OBSSourceAutoRelease sourceScene = obs_transition_get_source(transition, OBS_TRANSITION_SOURCE_A);
+	OBSSourceAutoRelease destinationScene = obs_transition_get_active_source(transition);
+
+	obs_data_t* transitionData = obs_data_create();
+	obs_data_set_string(transitionData, "name", obs_source_get_name(transition));
+	obs_data_set_string(transitionData, "type", obs_source_get_id(transition));
+	obs_data_set_int(transitionData, "duration", duration);
+
+	// When a transition starts and while it is running, SOURCE_A is the source scene
+	// and SOURCE_B is the destination scene.
+	// Before the transition_end event is triggered on a transition, the destination scene
+	// goes into SOURCE_A and SOURCE_B becomes null. This means that, in transition_stop
+	// we don't know what was the source scene
+	// TODO fix this in libobs
+
+	bool isTransitionEndEvent = (sourceScene == destinationScene);
+	if (!isTransitionEndEvent) {
+		obs_data_set_string(transitionData, "from-scene", obs_source_get_name(sourceScene));
+	}
+	
+	obs_data_set_string(transitionData, "to-scene", obs_source_get_name(destinationScene));
+
+	return transitionData;
+}
+
 QString Utils::OBSVersionString() {
 	uint32_t version = obs_get_version();
 
@@ -579,7 +637,7 @@ void Utils::StartReplayBuffer() {
 		obs_output_t* rpOutput = obs_frontend_get_replay_buffer_output();
 		OBSData outputHotkeys = obs_hotkeys_save_output(rpOutput);
 
-		OBSData dummyBinding = obs_data_create();
+		OBSDataAutoRelease dummyBinding = obs_data_create();
 		obs_data_set_bool(dummyBinding, "control", true);
 		obs_data_set_bool(dummyBinding, "alt", true);
 		obs_data_set_bool(dummyBinding, "shift", true);
@@ -786,39 +844,18 @@ void getPauseRecordingFunctions(RecordingPausedFunction* recPausedFuncPtr, Pause
 	if (pauseRecFuncPtr) {
 		*pauseRecFuncPtr = (PauseRecordingFunction)os_dlsym(frontendApi, "obs_frontend_recording_pause");
 	}
-
-	os_dlclose(frontendApi);
 }
 
-bool Utils::RecordingPauseSupported()
+QString Utils::nsToTimestamp(uint64_t ns)
 {
-	RecordingPausedFunction recordingPaused = nullptr;
-	PauseRecordingFunction pauseRecording = nullptr;
-	getPauseRecordingFunctions(&recordingPaused, &pauseRecording);
+	uint64_t ms = ns / 1000000ULL;
+	uint64_t secs = ms / 1000ULL;
+	uint64_t minutes = secs / 60ULL;
 
-	return (recordingPaused && pauseRecording);
-}
-
-bool Utils::RecordingPaused()
-{
-	RecordingPausedFunction recordingPaused = nullptr;
-	getPauseRecordingFunctions(&recordingPaused, nullptr);
-
-	if (recordingPaused == nullptr) {
-		return false;
-	}
-
-	return recordingPaused();
-}
-
-void Utils::PauseRecording(bool pause)
-{
-	PauseRecordingFunction pauseRecording = nullptr;
-	getPauseRecordingFunctions(nullptr, &pauseRecording);
-
-	if (pauseRecording == nullptr) {
-		return;
-	}
-
-	pauseRecording(pause); 
+	uint64_t hoursPart = minutes / 60ULL;
+	uint64_t minutesPart = minutes % 60ULL;
+	uint64_t secsPart = secs % 60ULL;
+	uint64_t msPart = ms % 1000ULL;
+
+	return QString::asprintf("%02" PRIu64 ":%02" PRIu64 ":%02" PRIu64 ".%03" PRIu64, hoursPart, minutesPart, secsPart, msPart);
 }

src/Utils.h

@@ -34,56 +34,55 @@ with this program. If not, see <https://www.gnu.org/licenses/>
 typedef void(*PauseRecordingFunction)(bool);
 typedef bool(*RecordingPausedFunction)();
 
-class Utils {
-  public:
-	static obs_data_array_t* StringListToArray(char** strings, const char* key);
-	static obs_data_array_t* GetSceneItems(obs_source_t* source);
-	static obs_data_t* GetSceneItemData(obs_sceneitem_t* item);
+namespace Utils {
+	obs_data_array_t* StringListToArray(char** strings, const char* key);
+	obs_data_array_t* GetSceneItems(obs_source_t* source);
+	obs_data_t* GetSceneItemData(obs_sceneitem_t* item);
 
-	// These two functions support nested lookup into groups
-	static obs_sceneitem_t* GetSceneItemFromName(obs_scene_t* scene, QString name);
-	static obs_sceneitem_t* GetSceneItemFromId(obs_scene_t* scene, int64_t id);
+	// These functions support nested lookup into groups
+	obs_sceneitem_t* GetSceneItemFromName(obs_scene_t* scene, QString name);
+	obs_sceneitem_t* GetSceneItemFromId(obs_scene_t* scene, int64_t id);
+	obs_sceneitem_t* GetSceneItemFromItem(obs_scene_t* scene, obs_data_t* item);
+	obs_sceneitem_t* GetSceneItemFromRequestField(obs_scene_t* scene, obs_data_item_t* dataItem);
 
-	static obs_sceneitem_t* GetSceneItemFromItem(obs_scene_t* scene, obs_data_t* item);
-	static obs_scene_t* GetSceneFromNameOrCurrent(QString sceneName);
-	static obs_data_t* GetSceneItemPropertiesData(obs_sceneitem_t* item);
+	obs_scene_t* GetSceneFromNameOrCurrent(QString sceneName);
+	obs_data_t* GetSceneItemPropertiesData(obs_sceneitem_t* item);
 
-	static obs_data_t* GetSourceFilterInfo(obs_source_t* filter, bool includeSettings);
-	static obs_data_array_t* GetSourceFiltersList(obs_source_t* source, bool includeSettings);
+	obs_data_t* GetSourceFilterInfo(obs_source_t* filter, bool includeSettings);
+	obs_data_array_t* GetSourceFiltersList(obs_source_t* source, bool includeSettings);
 
-	static bool IsValidAlignment(const uint32_t alignment);
+	bool IsValidAlignment(const uint32_t alignment);
 
-	static obs_data_array_t* GetScenes();
-	static obs_data_t* GetSceneData(obs_source_t* source);
+	obs_data_array_t* GetScenes();
+	obs_data_t* GetSceneData(obs_source_t* source);
 
 	// TODO contribute a proper frontend API method for this to OBS and remove this hack
-	static QSpinBox* GetTransitionDurationControl();
-	static int GetTransitionDuration(obs_source_t* transition);
-	static obs_source_t* GetTransitionFromName(QString transitionName);
-	static bool SetTransitionByName(QString transitionName);
+	QSpinBox* GetTransitionDurationControl();
+	int GetTransitionDuration(obs_source_t* transition);
+	obs_source_t* GetTransitionFromName(QString transitionName);
+	bool SetTransitionByName(QString transitionName);
+	obs_data_t* GetTransitionData(obs_source_t* transition);
 
-	static QString OBSVersionString();
+	QString OBSVersionString();
 
-	static QSystemTrayIcon* GetTrayIcon();
-	static void SysTrayNotify(
+	QSystemTrayIcon* GetTrayIcon();
+	void SysTrayNotify(
 		QString text,
 		QSystemTrayIcon::MessageIcon n,
 		QString title = QString("obs-websocket"));
 
-	static const char* GetRecordingFolder();
-	static bool SetRecordingFolder(const char* path);
+	const char* GetRecordingFolder();
+	bool SetRecordingFolder(const char* path);
 
-	static QString ParseDataToQueryString(obs_data_t* data);
-	static obs_hotkey_t* FindHotkeyByName(QString name);
+	QString ParseDataToQueryString(obs_data_t* data);
+	obs_hotkey_t* FindHotkeyByName(QString name);
 
-	static bool ReplayBufferEnabled();
-	static void StartReplayBuffer();
-	static bool IsRPHotkeySet();
+	bool ReplayBufferEnabled();
+	void StartReplayBuffer();
+	bool IsRPHotkeySet();
 
-	static const char* GetFilenameFormatting();
-	static bool SetFilenameFormatting(const char* filenameFormatting);
+	const char* GetFilenameFormatting();
+	bool SetFilenameFormatting(const char* filenameFormatting);
 
-	static bool RecordingPauseSupported();
-	static bool RecordingPaused();
-	static void PauseRecording(bool pause);
+	QString nsToTimestamp(uint64_t ns);
 };

src/WSEvents.cpp

@@ -23,27 +23,15 @@
 
 #include <QtWidgets/QPushButton>
 
-#include "Config.h"
-#include "Utils.h"
 #include "WSEvents.h"
 
 #include "obs-websocket.h"
+#include "Config.h"
+#include "Utils.h"
+#include "rpc/RpcEvent.h"
 
 #define STATUS_INTERVAL 2000
 
-QString nsToTimestamp(uint64_t ns) {
-	uint64_t ms = ns / 1000000ULL;
-	uint64_t secs = ms / 1000ULL;
-	uint64_t minutes = secs / 60ULL;
-
-	uint64_t hoursPart = minutes / 60ULL;
-	uint64_t minutesPart = minutes % 60ULL;
-	uint64_t secsPart = secs % 60ULL;
-	uint64_t msPart = ms % 1000ULL;
-
-	return QString::asprintf("%02" PRIu64 ":%02" PRIu64 ":%02" PRIu64 ".%03" PRIu64, hoursPart, minutesPart, secsPart, msPart);
-}
-
 const char* sourceTypeToString(obs_source_type type) {
 	switch (type) {
 		case OBS_SOURCE_TYPE_INPUT:
@@ -134,7 +122,7 @@ void WSEvents::FrontendEventHandler(enum obs_frontend_event event, void* private
 
 	switch (event) {
 		case OBS_FRONTEND_EVENT_FINISHED_LOADING:
-			owner->hookTransitionBeginEvent();
+			owner->hookTransitionPlaybackEvents();
 			break;
 	
 		case OBS_FRONTEND_EVENT_SCENE_CHANGED:
@@ -146,7 +134,7 @@ void WSEvents::FrontendEventHandler(enum obs_frontend_event event, void* private
 			break;
 
 		case OBS_FRONTEND_EVENT_SCENE_COLLECTION_CHANGED:
-			owner->hookTransitionBeginEvent();
+			owner->hookTransitionPlaybackEvents();
 			owner->OnSceneCollectionChange();
 			break;
 
@@ -159,7 +147,7 @@ void WSEvents::FrontendEventHandler(enum obs_frontend_event event, void* private
 			break;
 
 		case OBS_FRONTEND_EVENT_TRANSITION_LIST_CHANGED:
-			owner->hookTransitionBeginEvent();
+			owner->hookTransitionPlaybackEvents();
 			owner->OnTransitionListChange();
 			break;
 
@@ -243,7 +231,7 @@ void WSEvents::FrontendEventHandler(enum obs_frontend_event event, void* private
 			break;
 
 		case OBS_FRONTEND_EVENT_EXIT:
-			owner->unhookTransitionBeginEvent();
+			owner->unhookTransitionPlaybackEvents();
 			owner->OnExit();
 			break;
 	}
@@ -252,28 +240,18 @@ void WSEvents::FrontendEventHandler(enum obs_frontend_event event, void* private
 void WSEvents::broadcastUpdate(const char* updateType,
 	obs_data_t* additionalFields = nullptr)
 {
-	OBSDataAutoRelease update = obs_data_create();
-	obs_data_set_string(update, "update-type", updateType);
-
+	std::optional<uint64_t> streamTime;
 	if (obs_frontend_streaming_active()) {
-		QString streamingTimecode = getStreamingTimecode();
-		obs_data_set_string(update, "stream-timecode", streamingTimecode.toUtf8().constData());
+		streamTime = std::make_optional(getStreamingTime());
 	}
 
+	std::optional<uint64_t> recordingTime;
 	if (obs_frontend_recording_active()) {
-		QString recordingTimecode = getRecordingTimecode();
-		obs_data_set_string(update, "rec-timecode", recordingTimecode.toUtf8().constData());
+		recordingTime = std::make_optional(getRecordingTime());
 	}
 
-	if (additionalFields)
-		obs_data_apply(update, additionalFields);
-
-	QString json = obs_data_get_json(update);
-	_srv->broadcast(json.toStdString());
-
-	if (GetConfig()->DebugEnabled) {
-		blog(LOG_INFO, "Update << '%s'", json.toUtf8().constData());
-	}
+	RpcEvent event(QString(updateType), streamTime, recordingTime, additionalFields);
+	_srv->broadcast(event);
 }
 
 void WSEvents::connectSourceSignals(obs_source_t* source) {
@@ -304,6 +282,8 @@ void WSEvents::connectSourceSignals(obs_source_t* source) {
 		signal_handler_connect(sh, "item_remove", OnSceneItemDelete, this);
 		signal_handler_connect(sh,
 			"item_visible", OnSceneItemVisibilityChanged, this);
+		signal_handler_connect(sh,
+			"item_locked", OnSceneItemLockChanged, this);
 		signal_handler_connect(sh, "item_transform", OnSceneItemTransform, this);
 		signal_handler_connect(sh, "item_select", OnSceneItemSelected, this);
 		signal_handler_connect(sh, "item_deselect", OnSceneItemDeselected, this);
@@ -333,11 +313,15 @@ void WSEvents::disconnectSourceSignals(obs_source_t* source) {
 	signal_handler_disconnect(sh, "item_remove", OnSceneItemDelete, this);
 	signal_handler_disconnect(sh,
 		"item_visible", OnSceneItemVisibilityChanged, this);
+	signal_handler_disconnect(sh,
+		"item_locked", OnSceneItemLockChanged, this);
 	signal_handler_disconnect(sh, "item_transform", OnSceneItemTransform, this);
 	signal_handler_disconnect(sh, "item_select", OnSceneItemSelected, this);
 	signal_handler_disconnect(sh, "item_deselect", OnSceneItemDeselected, this);
 
 	signal_handler_disconnect(sh, "transition_start", OnTransitionBegin, this);
+	signal_handler_disconnect(sh, "transition_stop", OnTransitionEnd, this);
+	signal_handler_disconnect(sh, "transition_video_stop", OnTransitionVideoEnd, this);
 }
 
 void WSEvents::connectFilterSignals(obs_source_t* filter) {
@@ -360,28 +344,34 @@ void WSEvents::disconnectFilterSignals(obs_source_t* filter) {
 	signal_handler_disconnect(sh, "enable", OnSourceFilterVisibilityChanged, this);
 }
 
-void WSEvents::hookTransitionBeginEvent() {
+void WSEvents::hookTransitionPlaybackEvents() {
 	obs_frontend_source_list transitions = {};
 	obs_frontend_get_transitions(&transitions);
 
-	for (int i = 0; i < transitions.sources.num; i++) {
+	for (uint i = 0; i < transitions.sources.num; i++) {
 		obs_source_t* transition = transitions.sources.array[i];
 		signal_handler_t* sh = obs_source_get_signal_handler(transition);
 		signal_handler_disconnect(sh, "transition_start", OnTransitionBegin, this);
 		signal_handler_connect(sh, "transition_start", OnTransitionBegin, this);
+		signal_handler_disconnect(sh, "transition_stop", OnTransitionEnd, this);
+		signal_handler_connect(sh, "transition_stop", OnTransitionEnd, this);
+		signal_handler_disconnect(sh, "transition_video_stop", OnTransitionVideoEnd, this);
+		signal_handler_connect(sh, "transition_video_stop", OnTransitionVideoEnd, this);
 	}
 
 	obs_frontend_source_list_free(&transitions);
 }
 
-void WSEvents::unhookTransitionBeginEvent() {
+void WSEvents::unhookTransitionPlaybackEvents() {
 	obs_frontend_source_list transitions = {};
 	obs_frontend_get_transitions(&transitions);
 
-	for (int i = 0; i < transitions.sources.num; i++) {
+	for (uint i = 0; i < transitions.sources.num; i++) {
 		obs_source_t* transition = transitions.sources.array[i];
 		signal_handler_t* sh = obs_source_get_signal_handler(transition);
 		signal_handler_disconnect(sh, "transition_start", OnTransitionBegin, this);
+		signal_handler_disconnect(sh, "transition_stop", OnTransitionEnd, this);
+		signal_handler_disconnect(sh, "transition_video_stop", OnTransitionVideoEnd, this);
 	}
 
 	obs_frontend_source_list_free(&transitions);
@@ -410,11 +400,11 @@ uint64_t WSEvents::getRecordingTime() {
 }
 
 QString WSEvents::getStreamingTimecode() {
-	return nsToTimestamp(getStreamingTime());
+	return Utils::nsToTimestamp(getStreamingTime());
 }
 
 QString WSEvents::getRecordingTimecode() {
-	return nsToTimestamp(getRecordingTime());
+	return Utils::nsToTimestamp(getRecordingTime());
 }
 
  /**
@@ -764,7 +754,7 @@ void WSEvents::OnExit() {
 void WSEvents::StreamStatus() {
 	bool streamingActive = obs_frontend_streaming_active();
 	bool recordingActive = obs_frontend_recording_active();
-	bool recordingPaused = Utils::RecordingPaused();
+	bool recordingPaused = obs_frontend_recording_paused();
 	bool replayBufferActive = obs_frontend_replay_buffer_active();
 
 	OBSOutputAutoRelease streamOutput = obs_frontend_get_streaming_output();
@@ -848,7 +838,7 @@ void WSEvents::Heartbeat() {
 
 	bool streamingActive = obs_frontend_streaming_active();
 	bool recordingActive = obs_frontend_recording_active();
-	bool recordingPaused = Utils::RecordingPaused();
+	bool recordingPaused = obs_frontend_recording_paused();
 
 	OBSDataAutoRelease data = obs_data_create();
 	OBSOutputAutoRelease recordOutput = obs_frontend_get_recording_output();
@@ -857,7 +847,9 @@ void WSEvents::Heartbeat() {
 	pulse = !pulse;
 	obs_data_set_bool(data, "pulse", pulse);
 
-	obs_data_set_string(data, "current-profile", obs_frontend_get_current_profile());
+	char* currentProfile = obs_frontend_get_current_profile();
+	obs_data_set_string(data, "current-profile", currentProfile);
+	bfree(currentProfile);
 
 	OBSSourceAutoRelease currentScene = obs_frontend_get_current_scene();
 	obs_data_set_string(data, "current-scene", obs_source_get_name(currentScene));
@@ -904,7 +896,10 @@ void WSEvents::TransitionDurationChanged(int ms) {
  * A transition (other than "cut") has begun.
  *
  * @return {String} `name` Transition name.
- * @return {int} `duration` Transition duration (in milliseconds).
+ * @return {String} `type` Transition type.
+ * @return {int} `duration` Transition duration (in milliseconds). 
+ * Will be -1 for any transition with a fixed duration, 
+ * such as a Stinger, due to limitations of the OBS API.
  * @return {String} `from-scene` Source scene of the transition
  * @return {String} `to-scene` Destination scene of the transition
  *
@@ -921,28 +916,62 @@ void WSEvents::OnTransitionBegin(void* param, calldata_t* data) {
 		return;
 	}
 
-	int duration = Utils::GetTransitionDuration(transition);
-	if (duration < 0) {
-		blog(LOG_WARNING, "OnTransitionBegin: duration is negative !");
-	}
-
-	OBSDataAutoRelease fields = obs_data_create();
-	obs_data_set_string(fields, "name", obs_source_get_name(transition));
-	obs_data_set_int(fields, "duration", duration);
-
-	OBSSourceAutoRelease sourceScene = obs_transition_get_source(transition, OBS_TRANSITION_SOURCE_A);
-	if (sourceScene) {
-		obs_data_set_string(fields, "from-scene", obs_source_get_name(sourceScene));
-	}
-
-	OBSSourceAutoRelease destinationScene = obs_transition_get_active_source(transition);
-	if (destinationScene) {
-		obs_data_set_string(fields, "to-scene", obs_source_get_name(destinationScene));
-	}
-
+	OBSDataAutoRelease fields = Utils::GetTransitionData(transition);
 	instance->broadcastUpdate("TransitionBegin", fields);
 }
 
+/**
+* A transition (other than "cut") has ended.
+* Please note that the `from-scene` field is not available in TransitionEnd.
+*
+* @return {String} `name` Transition name.
+* @return {String} `type` Transition type.
+* @return {int} `duration` Transition duration (in milliseconds).
+* @return {String} `to-scene` Destination scene of the transition
+*
+* @api events
+* @name TransitionEnd
+* @category transitions
+* @since 4.8.0
+*/
+void WSEvents::OnTransitionEnd(void* param, calldata_t* data) {
+	auto instance = reinterpret_cast<WSEvents*>(param);
+
+	OBSSource transition = calldata_get_pointer<obs_source_t>(data, "source");
+	if (!transition) {
+		return;
+	}
+
+	OBSDataAutoRelease fields = Utils::GetTransitionData(transition);
+	instance->broadcastUpdate("TransitionEnd", fields);
+}
+
+/**
+* A stinger transition has finished playing its video.
+*
+* @return {String} `name` Transition name.
+* @return {String} `type` Transition type.
+* @return {int} `duration` Transition duration (in milliseconds).
+* @return {String} `from-scene` Source scene of the transition
+* @return {String} `to-scene` Destination scene of the transition
+*
+* @api events
+* @name TransitionVideoEnd
+* @category transitions
+* @since 4.8.0
+*/
+void WSEvents::OnTransitionVideoEnd(void* param, calldata_t* data) {
+	auto instance = reinterpret_cast<WSEvents*>(param);
+
+	OBSSource transition = calldata_get_pointer<obs_source_t>(data, "source");
+	if (!transition) {
+		return;
+	}
+
+	OBSDataAutoRelease fields = Utils::GetTransitionData(transition);
+	instance->broadcastUpdate("TransitionVideoEnd", fields);
+}
+
 /**
  * A source has been created. A source can be an input, a scene or a transition.
  *
@@ -1148,6 +1177,7 @@ void WSEvents::OnSourceAudioMixersChanged(void* param, calldata_t* data) {
  *
  * @return {String} `previousName` Previous source name
  * @return {String} `newName` New source name
+ * @return {String} `sourceType` Type of source (input, scene, filter, transition)
  *
  * @api events
  * @name SourceRenamed
@@ -1172,6 +1202,8 @@ void WSEvents::OnSourceRename(void* param, calldata_t* data) {
 	OBSDataAutoRelease fields = obs_data_create();
 	obs_data_set_string(fields, "previousName", previousName);
 	obs_data_set_string(fields, "newName", newName);
+	obs_data_set_string(fields, "sourceType",
+						sourceTypeToString(obs_source_get_type(source))); // TODO: Split into dedicated events for source/scene. Only doing it this way for backwards compatability until 5.0
 	self->broadcastUpdate("SourceRenamed", fields);
 }
 
@@ -1316,7 +1348,7 @@ void WSEvents::OnSourceFilterOrderChanged(void* param, calldata_t* data) {
  *
  * @api events
  * @name SourceOrderChanged
- * @category sources
+ * @category scene items
  * @since 4.0.0
  */
 void WSEvents::OnSceneReordered(void* param, calldata_t* data) {
@@ -1358,7 +1390,7 @@ void WSEvents::OnSceneReordered(void* param, calldata_t* data) {
  *
  * @api events
  * @name SceneItemAdded
- * @category sources
+ * @category scene items
  * @since 4.0.0
  */
 void WSEvents::OnSceneItemAdd(void* param, calldata_t* data) {
@@ -1391,7 +1423,7 @@ void WSEvents::OnSceneItemAdd(void* param, calldata_t* data) {
  *
  * @api events
  * @name SceneItemRemoved
- * @category sources
+ * @category scene items
  * @since 4.0.0
  */
 void WSEvents::OnSceneItemDelete(void* param, calldata_t* data) {
@@ -1425,7 +1457,7 @@ void WSEvents::OnSceneItemDelete(void* param, calldata_t* data) {
  *
  * @api events
  * @name SceneItemVisibilityChanged
- * @category sources
+ * @category scene items
  * @since 4.0.0
  */
 void WSEvents::OnSceneItemVisibilityChanged(void* param, calldata_t* data) {
@@ -1453,6 +1485,44 @@ void WSEvents::OnSceneItemVisibilityChanged(void* param, calldata_t* data) {
 	instance->broadcastUpdate("SceneItemVisibilityChanged", fields);
 }
 
+/**
+ * An item's locked status has been toggled.
+ *
+ * @return {String} `scene-name` Name of the scene.
+ * @return {String} `item-name` Name of the item in the scene.
+ * @return {int} `item-id` Scene item ID
+ * @return {boolean} `item-locked` New locked state of the item.
+ *
+ * @api events
+ * @name SceneItemLockChanged
+ * @category scene items
+ * @since 4.8.0
+ */
+void WSEvents::OnSceneItemLockChanged(void* param, calldata_t* data) {
+	auto instance = reinterpret_cast<WSEvents*>(param);
+
+	obs_scene_t* scene = nullptr;
+	calldata_get_ptr(data, "scene", &scene);
+
+	obs_sceneitem_t* sceneItem = nullptr;
+	calldata_get_ptr(data, "item", &sceneItem);
+
+	bool locked = false;
+	calldata_get_bool(data, "locked", &locked);
+
+	const char* sceneName =
+		obs_source_get_name(obs_scene_get_source(scene));
+	const char* sceneItemName =
+		obs_source_get_name(obs_sceneitem_get_source(sceneItem));
+
+	OBSDataAutoRelease fields = obs_data_create();
+	obs_data_set_string(fields, "scene-name", sceneName);
+	obs_data_set_string(fields, "item-name", sceneItemName);
+	obs_data_set_int(fields, "item-id", obs_sceneitem_get_id(sceneItem));
+	obs_data_set_bool(fields, "item-locked", locked);
+	instance->broadcastUpdate("SceneItemLockChanged", fields);
+}
+
 /**
  * An item's transform has been changed.
  *
@@ -1463,7 +1533,7 @@ void WSEvents::OnSceneItemVisibilityChanged(void* param, calldata_t* data) {
  *
  * @api events
  * @name SceneItemTransformChanged
- * @category sources
+ * @category scene items
  * @since 4.6.0
  */
 void WSEvents::OnSceneItemTransform(void* param, calldata_t* data) {
@@ -1499,7 +1569,7 @@ void WSEvents::OnSceneItemTransform(void* param, calldata_t* data) {
  *
  * @api events
  * @name SceneItemSelected
- * @category sources
+ * @category scene items
  * @since 4.6.0
  */
 void WSEvents::OnSceneItemSelected(void* param, calldata_t* data) {
@@ -1534,7 +1604,7 @@ void WSEvents::OnSceneItemSelected(void* param, calldata_t* data) {
  *
  * @api events
  * @name SceneItemDeselected
- * @category sources
+ * @category scene items
  * @since 4.6.0
  */
 void WSEvents::OnSceneItemDeselected(void* param, calldata_t* data) {

src/WSEvents.h

@@ -43,8 +43,8 @@ public:
 	void connectFilterSignals(obs_source_t* filter);
 	void disconnectFilterSignals(obs_source_t* filter);
 
-	void hookTransitionBeginEvent();
-	void unhookTransitionBeginEvent();
+	void hookTransitionPlaybackEvents();
+	void unhookTransitionPlaybackEvents();
 
 	uint64_t getStreamingTime();
 	uint64_t getRecordingTime();
@@ -116,6 +116,8 @@ private:
 		enum obs_frontend_event event, void* privateData);
 
 	static void OnTransitionBegin(void* param, calldata_t* data);
+	static void OnTransitionEnd(void* param, calldata_t* data);
+	static void OnTransitionVideoEnd(void* param, calldata_t* data);
 
 	static void OnSourceCreate(void* param, calldata_t* data);
 	static void OnSourceDestroy(void* param, calldata_t* data);
@@ -136,6 +138,7 @@ private:
 	static void OnSceneItemAdd(void* param, calldata_t* data);
 	static void OnSceneItemDelete(void* param, calldata_t* data);
 	static void OnSceneItemVisibilityChanged(void* param, calldata_t* data);
+	static void OnSceneItemLockChanged(void* param, calldata_t* data);
 	static void OnSceneItemTransform(void* param, calldata_t* data);
 	static void OnSceneItemSelected(void* param, calldata_t* data);
 	static void OnSceneItemDeselected(void* param, calldata_t* data);

src/WSRequestHandler.cpp

@@ -17,6 +17,8 @@
  * with this program. If not, see <https://www.gnu.org/licenses/>
  */
 
+#include <functional>
+
 #include <obs-data.h>
 
 #include "Config.h"
@@ -24,265 +26,156 @@
 
 #include "WSRequestHandler.h"
 
-QHash<QString, HandlerResponse(*)(WSRequestHandler*)> WSRequestHandler::messageMap{
-	{ "GetVersion", WSRequestHandler::HandleGetVersion },
-	{ "GetAuthRequired", WSRequestHandler::HandleGetAuthRequired },
-	{ "Authenticate", WSRequestHandler::HandleAuthenticate },
+using namespace std::placeholders;
 
-	{ "GetStats", WSRequestHandler::HandleGetStats },
-	{ "SetHeartbeat", WSRequestHandler::HandleSetHeartbeat },
-	{ "GetVideoInfo", WSRequestHandler::HandleGetVideoInfo },
+const QHash<QString, RpcMethodHandler> WSRequestHandler::messageMap {
+	{ "GetVersion", &WSRequestHandler::GetVersion },
+	{ "GetAuthRequired", &WSRequestHandler::GetAuthRequired },
+	{ "Authenticate", &WSRequestHandler::Authenticate },
 
-	{ "SetFilenameFormatting", WSRequestHandler::HandleSetFilenameFormatting },
-	{ "GetFilenameFormatting", WSRequestHandler::HandleGetFilenameFormatting },
+	{ "GetStats", &WSRequestHandler::GetStats },
+	{ "SetHeartbeat", &WSRequestHandler::SetHeartbeat },
+	{ "GetVideoInfo", &WSRequestHandler::GetVideoInfo },
+	{ "OpenProjector", &WSRequestHandler::OpenProjector },
 
-	{ "BroadcastCustomMessage", WSRequestHandler::HandleBroadcastCustomMessage },
+	{ "SetFilenameFormatting", &WSRequestHandler::SetFilenameFormatting },
+	{ "GetFilenameFormatting", &WSRequestHandler::GetFilenameFormatting },
 
-	{ "SetCurrentScene", WSRequestHandler::HandleSetCurrentScene },
-	{ "GetCurrentScene", WSRequestHandler::HandleGetCurrentScene },
-	{ "GetSceneList", WSRequestHandler::HandleGetSceneList },
+	{ "BroadcastCustomMessage", &WSRequestHandler::BroadcastCustomMessage },
 
-	{ "SetSourceRender", WSRequestHandler::HandleSetSceneItemRender }, // Retrocompat
-	{ "SetSceneItemRender", WSRequestHandler::HandleSetSceneItemRender },
-	{ "SetSceneItemPosition", WSRequestHandler::HandleSetSceneItemPosition },
-	{ "SetSceneItemTransform", WSRequestHandler::HandleSetSceneItemTransform },
-	{ "SetSceneItemCrop", WSRequestHandler::HandleSetSceneItemCrop },
-	{ "GetSceneItemProperties", WSRequestHandler::HandleGetSceneItemProperties },
-	{ "SetSceneItemProperties", WSRequestHandler::HandleSetSceneItemProperties },
-	{ "ResetSceneItem", WSRequestHandler::HandleResetSceneItem },
-	{ "DeleteSceneItem", WSRequestHandler::HandleDeleteSceneItem },
-	{ "DuplicateSceneItem", WSRequestHandler::HandleDuplicateSceneItem },
-	{ "ReorderSceneItems", WSRequestHandler::HandleReorderSceneItems },
+	{ "SetCurrentScene", &WSRequestHandler::SetCurrentScene },
+	{ "GetCurrentScene", &WSRequestHandler::GetCurrentScene },
+	{ "GetSceneList", &WSRequestHandler::GetSceneList },
+	{ "SetSceneTransitionOverride", &WSRequestHandler::SetSceneTransitionOverride },
+	{ "RemoveSceneTransitionOverride", &WSRequestHandler::RemoveSceneTransitionOverride },
+	{ "GetSceneTransitionOverride", &WSRequestHandler::GetSceneTransitionOverride },
 
-	{ "GetStreamingStatus", WSRequestHandler::HandleGetStreamingStatus },
-	{ "StartStopStreaming", WSRequestHandler::HandleStartStopStreaming },
-	{ "StartStopRecording", WSRequestHandler::HandleStartStopRecording },
+	{ "SetSourceRender", &WSRequestHandler::SetSceneItemRender }, // Retrocompat
+	{ "SetSceneItemRender", &WSRequestHandler::SetSceneItemRender },
+	{ "SetSceneItemPosition", &WSRequestHandler::SetSceneItemPosition },
+	{ "SetSceneItemTransform", &WSRequestHandler::SetSceneItemTransform },
+	{ "SetSceneItemCrop", &WSRequestHandler::SetSceneItemCrop },
+	{ "GetSceneItemProperties", &WSRequestHandler::GetSceneItemProperties },
+	{ "SetSceneItemProperties", &WSRequestHandler::SetSceneItemProperties },
+	{ "ResetSceneItem", &WSRequestHandler::ResetSceneItem },
+	{ "DeleteSceneItem", &WSRequestHandler::DeleteSceneItem },
+	{ "DuplicateSceneItem", &WSRequestHandler::DuplicateSceneItem },
+	{ "ReorderSceneItems", &WSRequestHandler::ReorderSceneItems },
 
-	{ "StartStreaming", WSRequestHandler::HandleStartStreaming },
-	{ "StopStreaming", WSRequestHandler::HandleStopStreaming },
+	{ "GetStreamingStatus", &WSRequestHandler::GetStreamingStatus },
+	{ "StartStopStreaming", &WSRequestHandler::StartStopStreaming },
+	{ "StartStopRecording", &WSRequestHandler::StartStopRecording },
 
-	{ "StartRecording", WSRequestHandler::HandleStartRecording },
-	{ "StopRecording", WSRequestHandler::HandleStopRecording },
-	{ "PauseRecording", WSRequestHandler::HandlePauseRecording },
-	{ "ResumeRecording", WSRequestHandler::HandleResumeRecording },
+	{ "StartStreaming", &WSRequestHandler::StartStreaming },
+	{ "StopStreaming", &WSRequestHandler::StopStreaming },
 
-	{ "StartStopReplayBuffer", WSRequestHandler::HandleStartStopReplayBuffer },
-	{ "StartReplayBuffer", WSRequestHandler::HandleStartReplayBuffer },
-	{ "StopReplayBuffer", WSRequestHandler::HandleStopReplayBuffer },
-	{ "SaveReplayBuffer", WSRequestHandler::HandleSaveReplayBuffer },
+	{ "StartRecording", &WSRequestHandler::StartRecording },
+	{ "StopRecording", &WSRequestHandler::StopRecording },
+	{ "PauseRecording", &WSRequestHandler::PauseRecording },
+	{ "ResumeRecording", &WSRequestHandler::ResumeRecording },
 
-	{ "SetRecordingFolder", WSRequestHandler::HandleSetRecordingFolder },
-	{ "GetRecordingFolder", WSRequestHandler::HandleGetRecordingFolder },
+	{ "StartStopReplayBuffer", &WSRequestHandler::StartStopReplayBuffer },
+	{ "StartReplayBuffer", &WSRequestHandler::StartReplayBuffer },
+	{ "StopReplayBuffer", &WSRequestHandler::StopReplayBuffer },
+	{ "SaveReplayBuffer", &WSRequestHandler::SaveReplayBuffer },
 
-	{ "GetTransitionList", WSRequestHandler::HandleGetTransitionList },
-	{ "GetCurrentTransition", WSRequestHandler::HandleGetCurrentTransition },
-	{ "SetCurrentTransition", WSRequestHandler::HandleSetCurrentTransition },
-	{ "SetTransitionDuration", WSRequestHandler::HandleSetTransitionDuration },
-	{ "GetTransitionDuration", WSRequestHandler::HandleGetTransitionDuration },
+	{ "SetRecordingFolder", &WSRequestHandler::SetRecordingFolder },
+	{ "GetRecordingFolder", &WSRequestHandler::GetRecordingFolder },
 
-	{ "SetVolume", WSRequestHandler::HandleSetVolume },
-	{ "GetVolume", WSRequestHandler::HandleGetVolume },
-	{ "ToggleMute", WSRequestHandler::HandleToggleMute },
-	{ "SetMute", WSRequestHandler::HandleSetMute },
-	{ "GetMute", WSRequestHandler::HandleGetMute },
-	{ "SetSyncOffset", WSRequestHandler::HandleSetSyncOffset },
-	{ "GetSyncOffset", WSRequestHandler::HandleGetSyncOffset },
-	{ "GetSpecialSources", WSRequestHandler::HandleGetSpecialSources },
-	{ "GetSourcesList", WSRequestHandler::HandleGetSourcesList },
-	{ "GetSourceTypesList", WSRequestHandler::HandleGetSourceTypesList },
-	{ "GetSourceSettings", WSRequestHandler::HandleGetSourceSettings },
-	{ "SetSourceSettings", WSRequestHandler::HandleSetSourceSettings },
-	{ "TakeSourceScreenshot", WSRequestHandler::HandleTakeSourceScreenshot },
+	{ "GetTransitionList", &WSRequestHandler::GetTransitionList },
+	{ "GetCurrentTransition", &WSRequestHandler::GetCurrentTransition },
+	{ "SetCurrentTransition", &WSRequestHandler::SetCurrentTransition },
+	{ "SetTransitionDuration", &WSRequestHandler::SetTransitionDuration },
+	{ "GetTransitionDuration", &WSRequestHandler::GetTransitionDuration },
+	{ "GetTransitionPosition", &WSRequestHandler::GetTransitionPosition },
 
-	{ "GetSourceFilters", WSRequestHandler::HandleGetSourceFilters },
-	{ "GetSourceFilterInfo", WSRequestHandler::HandleGetSourceFilterInfo },
-	{ "AddFilterToSource", WSRequestHandler::HandleAddFilterToSource },
-	{ "RemoveFilterFromSource", WSRequestHandler::HandleRemoveFilterFromSource },
-	{ "ReorderSourceFilter", WSRequestHandler::HandleReorderSourceFilter },
-	{ "MoveSourceFilter", WSRequestHandler::HandleMoveSourceFilter },
-	{ "SetSourceFilterSettings", WSRequestHandler::HandleSetSourceFilterSettings },
-	{ "SetSourceFilterVisibility", WSRequestHandler::HandleSetSourceFilterVisibility },
+	{ "SetVolume", &WSRequestHandler::SetVolume },
+	{ "GetVolume", &WSRequestHandler::GetVolume },
+	{ "ToggleMute", &WSRequestHandler::ToggleMute },
+	{ "SetMute", &WSRequestHandler::SetMute },
+	{ "GetMute", &WSRequestHandler::GetMute },
+	{ "SetSourceName", &WSRequestHandler::SetSourceName },
+	{ "SetSyncOffset", &WSRequestHandler::SetSyncOffset },
+	{ "GetSyncOffset", &WSRequestHandler::GetSyncOffset },
+	{ "GetSpecialSources", &WSRequestHandler::GetSpecialSources },
+	{ "GetSourcesList", &WSRequestHandler::GetSourcesList },
+	{ "GetSourceTypesList", &WSRequestHandler::GetSourceTypesList },
+	{ "GetSourceSettings", &WSRequestHandler::GetSourceSettings },
+	{ "SetSourceSettings", &WSRequestHandler::SetSourceSettings },
+	{ "GetAudioMonitorType", &WSRequestHandler::GetAudioMonitorType },
+	{ "SetAudioMonitorType", &WSRequestHandler::SetAudioMonitorType },
+	{ "TakeSourceScreenshot", &WSRequestHandler::TakeSourceScreenshot },
 
-	{ "SetCurrentSceneCollection", WSRequestHandler::HandleSetCurrentSceneCollection },
-	{ "GetCurrentSceneCollection", WSRequestHandler::HandleGetCurrentSceneCollection },
-	{ "ListSceneCollections", WSRequestHandler::HandleListSceneCollections },
+	{ "GetSourceFilters", &WSRequestHandler::GetSourceFilters },
+	{ "GetSourceFilterInfo", &WSRequestHandler::GetSourceFilterInfo },
+	{ "AddFilterToSource", &WSRequestHandler::AddFilterToSource },
+	{ "RemoveFilterFromSource", &WSRequestHandler::RemoveFilterFromSource },
+	{ "ReorderSourceFilter", &WSRequestHandler::ReorderSourceFilter },
+	{ "MoveSourceFilter", &WSRequestHandler::MoveSourceFilter },
+	{ "SetSourceFilterSettings", &WSRequestHandler::SetSourceFilterSettings },
+	{ "SetSourceFilterVisibility", &WSRequestHandler::SetSourceFilterVisibility },
 
-	{ "SetCurrentProfile", WSRequestHandler::HandleSetCurrentProfile },
-	{ "GetCurrentProfile", WSRequestHandler::HandleGetCurrentProfile },
-	{ "ListProfiles", WSRequestHandler::HandleListProfiles },
+	{ "SetCurrentSceneCollection", &WSRequestHandler::SetCurrentSceneCollection },
+	{ "GetCurrentSceneCollection", &WSRequestHandler::GetCurrentSceneCollection },
+	{ "ListSceneCollections", &WSRequestHandler::ListSceneCollections },
 
-	{ "SetStreamSettings", WSRequestHandler::HandleSetStreamSettings },
-	{ "GetStreamSettings", WSRequestHandler::HandleGetStreamSettings },
-	{ "SaveStreamSettings", WSRequestHandler::HandleSaveStreamSettings },
+	{ "SetCurrentProfile", &WSRequestHandler::SetCurrentProfile },
+	{ "GetCurrentProfile", &WSRequestHandler::GetCurrentProfile },
+	{ "ListProfiles", &WSRequestHandler::ListProfiles },
+
+	{ "SetStreamSettings", &WSRequestHandler::SetStreamSettings },
+	{ "GetStreamSettings", &WSRequestHandler::GetStreamSettings },
+	{ "SaveStreamSettings", &WSRequestHandler::SaveStreamSettings },
 #if BUILD_CAPTIONS
-	{ "SendCaptions", WSRequestHandler::HandleSendCaptions },
+	{ "SendCaptions", &WSRequestHandler::SendCaptions },
 #endif
 
-	{ "GetStudioModeStatus", WSRequestHandler::HandleGetStudioModeStatus },
-	{ "GetPreviewScene", WSRequestHandler::HandleGetPreviewScene },
-	{ "SetPreviewScene", WSRequestHandler::HandleSetPreviewScene },
-	{ "TransitionToProgram", WSRequestHandler::HandleTransitionToProgram },
-	{ "EnableStudioMode", WSRequestHandler::HandleEnableStudioMode },
-	{ "DisableStudioMode", WSRequestHandler::HandleDisableStudioMode },
-	{ "ToggleStudioMode", WSRequestHandler::HandleToggleStudioMode },
+	{ "GetStudioModeStatus", &WSRequestHandler::GetStudioModeStatus },
+	{ "GetPreviewScene", &WSRequestHandler::GetPreviewScene },
+	{ "SetPreviewScene", &WSRequestHandler::SetPreviewScene },
+	{ "TransitionToProgram", &WSRequestHandler::TransitionToProgram },
+	{ "EnableStudioMode", &WSRequestHandler::EnableStudioMode },
+	{ "DisableStudioMode", &WSRequestHandler::DisableStudioMode },
+	{ "ToggleStudioMode", &WSRequestHandler::ToggleStudioMode },
 
-	{ "SetTextGDIPlusProperties", WSRequestHandler::HandleSetTextGDIPlusProperties },
-	{ "GetTextGDIPlusProperties", WSRequestHandler::HandleGetTextGDIPlusProperties },
+	{ "SetTextGDIPlusProperties", &WSRequestHandler::SetTextGDIPlusProperties },
+	{ "GetTextGDIPlusProperties", &WSRequestHandler::GetTextGDIPlusProperties },
 
-	{ "SetTextFreetype2Properties", WSRequestHandler::HandleSetTextFreetype2Properties },
-	{ "GetTextFreetype2Properties", WSRequestHandler::HandleGetTextFreetype2Properties },
+	{ "SetTextFreetype2Properties", &WSRequestHandler::SetTextFreetype2Properties },
+	{ "GetTextFreetype2Properties", &WSRequestHandler::GetTextFreetype2Properties },
 
-	{ "GetBrowserSourceProperties", WSRequestHandler::HandleGetBrowserSourceProperties },
-	{ "SetBrowserSourceProperties", WSRequestHandler::HandleSetBrowserSourceProperties },
+	{ "GetBrowserSourceProperties", &WSRequestHandler::GetBrowserSourceProperties },
+	{ "SetBrowserSourceProperties", &WSRequestHandler::SetBrowserSourceProperties },
 
-	{ "ListOutputs", WSRequestHandler::HandleListOutputs },
-	{ "GetOutputInfo", WSRequestHandler::HandleGetOutputInfo },
-	{ "StartOutput", WSRequestHandler::HandleStartOutput },
-	{ "StopOutput", WSRequestHandler::HandleStopOutput }
+	{ "ListOutputs", &WSRequestHandler::ListOutputs },
+	{ "GetOutputInfo", &WSRequestHandler::GetOutputInfo },
+	{ "StartOutput", &WSRequestHandler::StartOutput },
+	{ "StopOutput", &WSRequestHandler::StopOutput }
 };
 
-QSet<QString> WSRequestHandler::authNotRequired {
+const QSet<QString> WSRequestHandler::authNotRequired {
 	"GetVersion",
 	"GetAuthRequired",
 	"Authenticate"
 };
 
 WSRequestHandler::WSRequestHandler(ConnectionProperties& connProperties) :
-	_messageId(0),
-	_requestType(""),
-	data(nullptr),
 	_connProperties(connProperties)
 {
 }
 
-std::string WSRequestHandler::processIncomingMessage(std::string& textMessage) {
-	if (GetConfig()->DebugEnabled) {
-		blog(LOG_INFO, "Request >> '%s'", textMessage.c_str());
-	}
-
-	OBSDataAutoRelease responseData = processRequest(textMessage);
-	std::string response = obs_data_get_json(responseData);
-
-	if (GetConfig()->DebugEnabled) {
-		blog(LOG_INFO, "Response << '%s'", response.c_str());
-	}
-
-	return response;
-}
-
-HandlerResponse WSRequestHandler::processRequest(std::string& textMessage){
-	std::string msgContainer(textMessage);
-	const char* msg = msgContainer.c_str();
-
-	data = obs_data_create_from_json(msg);
-	if (!data) {
-		blog(LOG_ERROR, "invalid JSON payload received for '%s'", msg);
-		return SendErrorResponse("invalid JSON payload");
-	}
-
-	if (!hasField("request-type") || !hasField("message-id")) {
-		return SendErrorResponse("missing request parameters");
-	}
-
-	_requestType = obs_data_get_string(data, "request-type");
-	_messageId = obs_data_get_string(data, "message-id");
-
+RpcResponse WSRequestHandler::processRequest(const RpcRequest& request){
 	if (GetConfig()->AuthRequired
-		&& (!authNotRequired.contains(_requestType))
+		&& (!authNotRequired.contains(request.methodName()))
 		&& (!_connProperties.isAuthenticated()))
 	{
-		return SendErrorResponse("Not Authenticated");
+		return RpcResponse::fail(request, "Not Authenticated");
 	}
 
-	HandlerResponse (*handlerFunc)(WSRequestHandler*) = (messageMap[_requestType]);
+	RpcMethodHandler handlerFunc = messageMap[request.methodName()];
 	if (!handlerFunc) {
-		return SendErrorResponse("invalid request type");
+		return RpcResponse::fail(request, "invalid request type");
 	}
 
-	return handlerFunc(this);
-}
-
-WSRequestHandler::~WSRequestHandler() {
-}
-
-HandlerResponse WSRequestHandler::SendOKResponse(obs_data_t* additionalFields) {
-	return SendResponse("ok", additionalFields);
-}
-
-HandlerResponse WSRequestHandler::SendErrorResponse(QString errorMessage) {
-	OBSDataAutoRelease fields = obs_data_create();
-	obs_data_set_string(fields, "error", errorMessage.toUtf8().constData());
-
-	return SendResponse("error", fields);
-}
-
-HandlerResponse WSRequestHandler::SendErrorResponse(obs_data_t* additionalFields) {
-	return SendResponse("error", additionalFields);
-}
-
-HandlerResponse WSRequestHandler::SendResponse(const char* status, obs_data_t* fields) {
-	obs_data_t* response = obs_data_create();
-	obs_data_set_string(response, "message-id", _messageId);
-	obs_data_set_string(response, "status", status);
-
-	if (fields) {
-		obs_data_apply(response, fields);
-	}
-
-	return response;
-}
-
-bool WSRequestHandler::hasField(QString name, obs_data_type expectedFieldType, obs_data_number_type expectedNumberType) {
-	if (!data || name.isEmpty() || name.isNull()) {
-		return false;
-	}
-
-	OBSDataItemAutoRelease dataItem = obs_data_item_byname(data, name.toUtf8());
-	if (!dataItem) {
-		return false;
-	}
-
-	if (expectedFieldType != OBS_DATA_NULL) {
-		obs_data_type fieldType = obs_data_item_gettype(dataItem);
-		if (fieldType != expectedFieldType) {
-			return false;
-		}
-
-		if (fieldType == OBS_DATA_NUMBER && expectedNumberType != OBS_DATA_NUM_INVALID) {
-			obs_data_number_type numberType = obs_data_item_numtype(dataItem);
-			if (numberType != expectedNumberType) {
-				return false;
-			}
-		}
-	}
-
-	return true;
-}
-
-bool WSRequestHandler::hasBool(QString fieldName) {
-	return this->hasField(fieldName, OBS_DATA_BOOLEAN);
-}
-
-bool WSRequestHandler::hasString(QString fieldName) {
-	return this->hasField(fieldName, OBS_DATA_STRING);
-}
-
-bool WSRequestHandler::hasNumber(QString fieldName, obs_data_number_type expectedNumberType) {
-	return this->hasField(fieldName, OBS_DATA_NUMBER, expectedNumberType);
-}
-
-bool WSRequestHandler::hasInteger(QString fieldName) {
-	return this->hasNumber(fieldName, OBS_DATA_NUM_INT);
-}
-
-bool WSRequestHandler::hasDouble(QString fieldName) {
-	return this->hasNumber(fieldName, OBS_DATA_NUM_DOUBLE);
-}
-
-bool WSRequestHandler::hasArray(QString fieldName) {
-	return this->hasField(fieldName, OBS_DATA_ARRAY);
-}
-
-bool WSRequestHandler::hasObject(QString fieldName) {
-	return this->hasField(fieldName, OBS_DATA_OBJECT);
+	return std::bind(handlerFunc, this, _1)(request);
 }

src/WSRequestHandler.h

@@ -19,171 +19,153 @@ with this program. If not, see <https://www.gnu.org/licenses/>
 
 #pragma once
 
+#include <QtCore/QString>
 #include <QtCore/QHash>
 #include <QtCore/QSet>
-#include <QtCore/QVariantHash>
-#include <QtCore/QString>
-#include <QtCore/QSharedPointer>
 
 #include <obs.hpp>
 #include <obs-frontend-api.h>
 
 #include "ConnectionProperties.h"
 
+#include "rpc/RpcRequest.h"
+#include "rpc/RpcResponse.h"
+
 #include "obs-websocket.h"
 
-typedef obs_data_t* HandlerResponse;
-
-class WSRequestHandler : public QObject {
-	Q_OBJECT
+class WSRequestHandler;
+typedef RpcResponse(WSRequestHandler::*RpcMethodHandler)(const RpcRequest&);
 
+class WSRequestHandler {
 	public:
 		explicit WSRequestHandler(ConnectionProperties& connProperties);
-		~WSRequestHandler();
-		std::string processIncomingMessage(std::string& textMessage);
-
-		bool hasField(QString fieldName, obs_data_type expectedFieldType = OBS_DATA_NULL,
-					  obs_data_number_type expectedNumberType = OBS_DATA_NUM_INVALID);
-		bool hasBool(QString fieldName);
-		bool hasString(QString fieldName);
-		bool hasNumber(QString fieldName, obs_data_number_type expectedNumberType = OBS_DATA_NUM_INVALID);
-		bool hasInteger(QString fieldName);
-		bool hasDouble(QString fieldName);
-		bool hasArray(QString fieldName);
-		bool hasObject(QString fieldName);
-
-		HandlerResponse SendOKResponse(obs_data_t* additionalFields = nullptr);
-		HandlerResponse SendErrorResponse(QString errorMessage);
-		HandlerResponse SendErrorResponse(obs_data_t* additionalFields = nullptr);
-		HandlerResponse SendResponse(const char* status, obs_data_t* additionalFields = nullptr);
-
-		obs_data_t* parameters() {
-			return this->data;
-		}
+		RpcResponse processRequest(const RpcRequest& textMessage);
 
 	private:
-		const char* _messageId;
-		const char* _requestType;
 		ConnectionProperties& _connProperties;
-		OBSDataAutoRelease data;
 
-		HandlerResponse processRequest(std::string& textMessage);
+		static const QHash<QString, RpcMethodHandler> messageMap;
+		static const QSet<QString> authNotRequired;
 
-		static QHash<QString, HandlerResponse(*)(WSRequestHandler*)> messageMap;
-		static QSet<QString> authNotRequired;
+		RpcResponse GetVersion(const RpcRequest&);
+		RpcResponse GetAuthRequired(const RpcRequest&);
+		RpcResponse Authenticate(const RpcRequest&);
 
-		static HandlerResponse HandleGetVersion(WSRequestHandler* req);
-		static HandlerResponse HandleGetAuthRequired(WSRequestHandler* req);
-		static HandlerResponse HandleAuthenticate(WSRequestHandler* req);
+		RpcResponse GetStats(const RpcRequest&);
+		RpcResponse SetHeartbeat(const RpcRequest&);
+		RpcResponse GetVideoInfo(const RpcRequest&);
+		RpcResponse OpenProjector(const RpcRequest&);
 
-		static HandlerResponse HandleGetStats(WSRequestHandler* req);
-		static HandlerResponse HandleSetHeartbeat(WSRequestHandler* req);
-		static HandlerResponse HandleGetVideoInfo(WSRequestHandler* req);
+		RpcResponse SetFilenameFormatting(const RpcRequest&);
+		RpcResponse GetFilenameFormatting(const RpcRequest&);
 
-		static HandlerResponse HandleSetFilenameFormatting(WSRequestHandler* req);
-		static HandlerResponse HandleGetFilenameFormatting(WSRequestHandler* req);
+		RpcResponse BroadcastCustomMessage(const RpcRequest&);
 
-		static HandlerResponse HandleBroadcastCustomMessage(WSRequestHandler* req);
+		RpcResponse SetCurrentScene(const RpcRequest&);
+		RpcResponse GetCurrentScene(const RpcRequest&);
+		RpcResponse GetSceneList(const RpcRequest&);
+		RpcResponse SetSceneTransitionOverride(const RpcRequest&);
+		RpcResponse RemoveSceneTransitionOverride(const RpcRequest&);
+		RpcResponse GetSceneTransitionOverride(const RpcRequest&);
 
-		static HandlerResponse HandleSetCurrentScene(WSRequestHandler* req);
-		static HandlerResponse HandleGetCurrentScene(WSRequestHandler* req);
-		static HandlerResponse HandleGetSceneList(WSRequestHandler* req);
+		RpcResponse SetSceneItemRender(const RpcRequest&);
+		RpcResponse SetSceneItemPosition(const RpcRequest&);
+		RpcResponse SetSceneItemTransform(const RpcRequest&);
+		RpcResponse SetSceneItemCrop(const RpcRequest&);
+		RpcResponse GetSceneItemProperties(const RpcRequest&);
+		RpcResponse SetSceneItemProperties(const RpcRequest&);
+		RpcResponse ResetSceneItem(const RpcRequest&);
+		RpcResponse DuplicateSceneItem(const RpcRequest&);
+		RpcResponse DeleteSceneItem(const RpcRequest&);
+		RpcResponse ReorderSceneItems(const RpcRequest&);
 
-		static HandlerResponse HandleSetSceneItemRender(WSRequestHandler* req);
-		static HandlerResponse HandleSetSceneItemPosition(WSRequestHandler* req);
-		static HandlerResponse HandleSetSceneItemTransform(WSRequestHandler* req);
-		static HandlerResponse HandleSetSceneItemCrop(WSRequestHandler* req);
-		static HandlerResponse HandleGetSceneItemProperties(WSRequestHandler* req);
-		static HandlerResponse HandleSetSceneItemProperties(WSRequestHandler* req);
-		static HandlerResponse HandleResetSceneItem(WSRequestHandler* req);
-		static HandlerResponse HandleDuplicateSceneItem(WSRequestHandler* req);
-		static HandlerResponse HandleDeleteSceneItem(WSRequestHandler* req);
-		static HandlerResponse HandleReorderSceneItems(WSRequestHandler* req);
+		RpcResponse GetStreamingStatus(const RpcRequest&);
+		RpcResponse StartStopStreaming(const RpcRequest&);
+		RpcResponse StartStopRecording(const RpcRequest&);
 
-		static HandlerResponse HandleGetStreamingStatus(WSRequestHandler* req);
-		static HandlerResponse HandleStartStopStreaming(WSRequestHandler* req);
-		static HandlerResponse HandleStartStopRecording(WSRequestHandler* req);
+		RpcResponse StartStreaming(const RpcRequest&);
+		RpcResponse StopStreaming(const RpcRequest&);
 
-		static HandlerResponse HandleStartStreaming(WSRequestHandler* req);
-		static HandlerResponse HandleStopStreaming(WSRequestHandler* req);
+		RpcResponse StartRecording(const RpcRequest&);
+		RpcResponse StopRecording(const RpcRequest&);
+		RpcResponse PauseRecording(const RpcRequest&);
+		RpcResponse ResumeRecording(const RpcRequest&);
 
-		static HandlerResponse HandleStartRecording(WSRequestHandler* req);
-		static HandlerResponse HandleStopRecording(WSRequestHandler* req);
-		static HandlerResponse HandlePauseRecording(WSRequestHandler* req);
-		static HandlerResponse HandleResumeRecording(WSRequestHandler* req);
+		RpcResponse StartStopReplayBuffer(const RpcRequest&);
+		RpcResponse StartReplayBuffer(const RpcRequest&);
+		RpcResponse StopReplayBuffer(const RpcRequest&);
+		RpcResponse SaveReplayBuffer(const RpcRequest&);
 
-		static HandlerResponse HandleStartStopReplayBuffer(WSRequestHandler* req);
-		static HandlerResponse HandleStartReplayBuffer(WSRequestHandler* req);
-		static HandlerResponse HandleStopReplayBuffer(WSRequestHandler* req);
-		static HandlerResponse HandleSaveReplayBuffer(WSRequestHandler* req);
+		RpcResponse SetRecordingFolder(const RpcRequest&);
+		RpcResponse GetRecordingFolder(const RpcRequest&);
 
-		static HandlerResponse HandleSetRecordingFolder(WSRequestHandler* req);
-		static HandlerResponse HandleGetRecordingFolder(WSRequestHandler* req);
+		RpcResponse GetTransitionList(const RpcRequest&);
+		RpcResponse GetCurrentTransition(const RpcRequest&);
+		RpcResponse SetCurrentTransition(const RpcRequest&);
+		RpcResponse SetTransitionDuration(const RpcRequest&);
+		RpcResponse GetTransitionDuration(const RpcRequest&);
+		RpcResponse GetTransitionPosition(const RpcRequest&);
 
-		static HandlerResponse HandleGetTransitionList(WSRequestHandler* req);
-		static HandlerResponse HandleGetCurrentTransition(WSRequestHandler* req);
-		static HandlerResponse HandleSetCurrentTransition(WSRequestHandler* req);
+		RpcResponse SetVolume(const RpcRequest&);
+		RpcResponse GetVolume(const RpcRequest&);
+		RpcResponse ToggleMute(const RpcRequest&);
+		RpcResponse SetMute(const RpcRequest&);
+		RpcResponse GetMute(const RpcRequest&);
+		RpcResponse SetSourceName(const RpcRequest&);
+		RpcResponse SetSyncOffset(const RpcRequest&);
+		RpcResponse GetSyncOffset(const RpcRequest&);
+		RpcResponse GetSpecialSources(const RpcRequest&);
+		RpcResponse GetSourcesList(const RpcRequest&);
+		RpcResponse GetSourceTypesList(const RpcRequest&);
+		RpcResponse GetSourceSettings(const RpcRequest&);
+		RpcResponse SetSourceSettings(const RpcRequest&);
+		RpcResponse GetAudioMonitorType(const RpcRequest&);
+		RpcResponse SetAudioMonitorType(const RpcRequest&);
+		RpcResponse TakeSourceScreenshot(const RpcRequest&);
 
-		static HandlerResponse HandleSetVolume(WSRequestHandler* req);
-		static HandlerResponse HandleGetVolume(WSRequestHandler* req);
-		static HandlerResponse HandleToggleMute(WSRequestHandler* req);
-		static HandlerResponse HandleSetMute(WSRequestHandler* req);
-		static HandlerResponse HandleGetMute(WSRequestHandler* req);
-		static HandlerResponse HandleSetSyncOffset(WSRequestHandler* req);
-		static HandlerResponse HandleGetSyncOffset(WSRequestHandler* req);
-		static HandlerResponse HandleGetSpecialSources(WSRequestHandler* req);
-		static HandlerResponse HandleGetSourcesList(WSRequestHandler* req);
-		static HandlerResponse HandleGetSourceTypesList(WSRequestHandler* req);
-		static HandlerResponse HandleGetSourceSettings(WSRequestHandler* req);
-		static HandlerResponse HandleSetSourceSettings(WSRequestHandler* req);
-		static HandlerResponse HandleTakeSourceScreenshot(WSRequestHandler* req);
+		RpcResponse GetSourceFilters(const RpcRequest&);
+		RpcResponse GetSourceFilterInfo(const RpcRequest&);
+		RpcResponse AddFilterToSource(const RpcRequest&);
+		RpcResponse RemoveFilterFromSource(const RpcRequest&);
+		RpcResponse ReorderSourceFilter(const RpcRequest&);
+		RpcResponse MoveSourceFilter(const RpcRequest&);
+		RpcResponse SetSourceFilterSettings(const RpcRequest&);
+		RpcResponse SetSourceFilterVisibility(const RpcRequest&);
 
-		static HandlerResponse HandleGetSourceFilters(WSRequestHandler* req);
-		static HandlerResponse HandleGetSourceFilterInfo(WSRequestHandler* req);
-		static HandlerResponse HandleAddFilterToSource(WSRequestHandler* req);
-		static HandlerResponse HandleRemoveFilterFromSource(WSRequestHandler* req);
-		static HandlerResponse HandleReorderSourceFilter(WSRequestHandler* req);
-		static HandlerResponse HandleMoveSourceFilter(WSRequestHandler* req);
-		static HandlerResponse HandleSetSourceFilterSettings(WSRequestHandler* req);
-		static HandlerResponse HandleSetSourceFilterVisibility(WSRequestHandler* req);
+		RpcResponse SetCurrentSceneCollection(const RpcRequest&);
+		RpcResponse GetCurrentSceneCollection(const RpcRequest&);
+		RpcResponse ListSceneCollections(const RpcRequest&);
 
-		static HandlerResponse HandleSetCurrentSceneCollection(WSRequestHandler* req);
-		static HandlerResponse HandleGetCurrentSceneCollection(WSRequestHandler* req);
-		static HandlerResponse HandleListSceneCollections(WSRequestHandler* req);
+		RpcResponse SetCurrentProfile(const RpcRequest&);
+		RpcResponse GetCurrentProfile(const RpcRequest&);
+		RpcResponse ListProfiles(const RpcRequest&);
 
-		static HandlerResponse HandleSetCurrentProfile(WSRequestHandler* req);
-		static HandlerResponse HandleGetCurrentProfile(WSRequestHandler* req);
-		static HandlerResponse HandleListProfiles(WSRequestHandler* req);
-
-		static HandlerResponse HandleSetStreamSettings(WSRequestHandler* req);
-		static HandlerResponse HandleGetStreamSettings(WSRequestHandler* req);
-		static HandlerResponse HandleSaveStreamSettings(WSRequestHandler* req);
+		RpcResponse SetStreamSettings(const RpcRequest&);
+		RpcResponse GetStreamSettings(const RpcRequest&);
+		RpcResponse SaveStreamSettings(const RpcRequest&);
 #if BUILD_CAPTIONS
-		static HandlerResponse HandleSendCaptions(WSRequestHandler * req);
+		RpcResponse SendCaptions(const RpcRequest&);
 #endif
 
-		static HandlerResponse HandleSetTransitionDuration(WSRequestHandler* req);
-		static HandlerResponse HandleGetTransitionDuration(WSRequestHandler* req);
+		RpcResponse GetStudioModeStatus(const RpcRequest&);
+		RpcResponse GetPreviewScene(const RpcRequest&);
+		RpcResponse SetPreviewScene(const RpcRequest&);
+		RpcResponse TransitionToProgram(const RpcRequest&);
+		RpcResponse EnableStudioMode(const RpcRequest&);
+		RpcResponse DisableStudioMode(const RpcRequest&);
+		RpcResponse ToggleStudioMode(const RpcRequest&);
 
-		static HandlerResponse HandleGetStudioModeStatus(WSRequestHandler* req);
-		static HandlerResponse HandleGetPreviewScene(WSRequestHandler* req);
-		static HandlerResponse HandleSetPreviewScene(WSRequestHandler* req);
-		static HandlerResponse HandleTransitionToProgram(WSRequestHandler* req);
-		static HandlerResponse HandleEnableStudioMode(WSRequestHandler* req);
-		static HandlerResponse HandleDisableStudioMode(WSRequestHandler* req);
-		static HandlerResponse HandleToggleStudioMode(WSRequestHandler* req);
+		RpcResponse SetTextGDIPlusProperties(const RpcRequest&);
+		RpcResponse GetTextGDIPlusProperties(const RpcRequest&);
 
-		static HandlerResponse HandleSetTextGDIPlusProperties(WSRequestHandler* req);
-		static HandlerResponse HandleGetTextGDIPlusProperties(WSRequestHandler* req);
+		RpcResponse SetTextFreetype2Properties(const RpcRequest&);
+		RpcResponse GetTextFreetype2Properties(const RpcRequest&);
 
-		static HandlerResponse HandleSetTextFreetype2Properties(WSRequestHandler* req);
-		static HandlerResponse HandleGetTextFreetype2Properties(WSRequestHandler* req);
+		RpcResponse SetBrowserSourceProperties(const RpcRequest&);
+		RpcResponse GetBrowserSourceProperties(const RpcRequest&);
 
-		static HandlerResponse HandleSetBrowserSourceProperties(WSRequestHandler* req);
-		static HandlerResponse HandleGetBrowserSourceProperties(WSRequestHandler* req);
-
-		static HandlerResponse HandleListOutputs(WSRequestHandler* req);
-		static HandlerResponse HandleGetOutputInfo(WSRequestHandler* req);
-		static HandlerResponse HandleStartOutput(WSRequestHandler* req);
-		static HandlerResponse HandleStopOutput(WSRequestHandler* req);
+		RpcResponse ListOutputs(const RpcRequest&);
+		RpcResponse GetOutputInfo(const RpcRequest&);
+		RpcResponse StartOutput(const RpcRequest&);
+		RpcResponse StopOutput(const RpcRequest&);
 };

src/WSRequestHandler_General.cpp

@@ -1,10 +1,13 @@
+#include "WSRequestHandler.h"
+
+#include <QtCore/QByteArray>
+#include <QtGui/QImageWriter>
+
 #include "obs-websocket.h"
 #include "Config.h"
 #include "Utils.h"
 #include "WSEvents.h"
 
-#include "WSRequestHandler.h"
-
 #define CASE(x) case x: return #x;
 const char *describe_output_format(int format) {
 	switch (format) {
@@ -60,32 +63,41 @@ const char *describe_scale_type(int scale) {
  * @return {String} `obs-websocket-version` obs-websocket plugin version.
  * @return {String} `obs-studio-version` OBS Studio program version.
  * @return {String} `available-requests` List of available request types, formatted as a comma-separated list string (e.g. : "Method1,Method2,Method3").
+ * @return {String} `supported-image-export-formats` List of supported formats for features that use image export (like the TakeSourceScreenshot request type) formatted as a comma-separated list string
  *
  * @api requests
  * @name GetVersion
  * @category general
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleGetVersion(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetVersion(const RpcRequest& request) {
 	QString obsVersion = Utils::OBSVersionString();
 
-	QList<QString> names = req->messageMap.keys();
-	names.sort(Qt::CaseInsensitive);
+	QList<QString> names = messageMap.keys();
+	QList<QByteArray> imageWriterFormats = QImageWriter::supportedImageFormats();
 
 	// (Palakis) OBS' data arrays only support object arrays, so I improvised.
 	QString requests;
+	names.sort(Qt::CaseInsensitive);
 	requests += names.takeFirst();
-	for (QString reqName : names) {
+	for (const QString& reqName : names) {
 		requests += ("," + reqName);
 	}
 
+	QString supportedImageExportFormats;
+	supportedImageExportFormats += QString::fromUtf8(imageWriterFormats.takeFirst());
+	for (const QByteArray& format : imageWriterFormats) {
+		supportedImageExportFormats += ("," + QString::fromUtf8(format));
+	}
+
 	OBSDataAutoRelease data = obs_data_create();
 	obs_data_set_double(data, "version", 1.1);
 	obs_data_set_string(data, "obs-websocket-version", OBS_WEBSOCKET_VERSION);
 	obs_data_set_string(data, "obs-studio-version", obsVersion.toUtf8());
 	obs_data_set_string(data, "available-requests", requests.toUtf8());
+	obs_data_set_string(data, "supported-image-export-formats", supportedImageExportFormats.toUtf8());
 
-	return req->SendOKResponse(data);
+	return request.success(data);
 }
 
 /**
@@ -101,7 +113,7 @@ HandlerResponse WSRequestHandler::HandleGetVersion(WSRequestHandler* req) {
  * @category general
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleGetAuthRequired(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetAuthRequired(const RpcRequest& request) {
 	bool authRequired = GetConfig()->AuthRequired;
 
 	OBSDataAutoRelease data = obs_data_create();
@@ -115,7 +127,7 @@ HandlerResponse WSRequestHandler::HandleGetAuthRequired(WSRequestHandler* req) {
 			config->Salt.toUtf8());
 	}
 
-	return req->SendOKResponse(data);
+	return request.success(data);
 }
 
 /**
@@ -128,26 +140,26 @@ HandlerResponse WSRequestHandler::HandleGetAuthRequired(WSRequestHandler* req) {
  * @category general
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleAuthenticate(WSRequestHandler* req) {
-	if (!req->hasField("auth")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::Authenticate(const RpcRequest& request) {
+	if (!request.hasField("auth")) {
+		return request.failed("missing request parameters");
 	}
 
-	if (req->_connProperties.isAuthenticated()) {
-		return req->SendErrorResponse("already authenticated");
+	if (_connProperties.isAuthenticated()) {
+		return request.failed("already authenticated");
 	}
 
-	QString auth = obs_data_get_string(req->data, "auth");
+	QString auth = obs_data_get_string(request.parameters(), "auth");
 	if (auth.isEmpty()) {
-		return req->SendErrorResponse("auth not specified!");
+		return request.failed("auth not specified!");
 	}
 
 	if (GetConfig()->CheckAuth(auth) == false) {
-		return req->SendErrorResponse("Authentication Failed.");
+		return request.failed("Authentication Failed.");
 	}
 
-	req->_connProperties.setAuthenticated(true);
-	return req->SendOKResponse();
+	_connProperties.setAuthenticated(true);
+	return request.success();
 }
 
 /**
@@ -160,17 +172,18 @@ HandlerResponse WSRequestHandler::HandleAuthenticate(WSRequestHandler* req) {
  * @category general
  * @since 4.3.0
  */
-HandlerResponse WSRequestHandler::HandleSetHeartbeat(WSRequestHandler* req) {
-	if (!req->hasField("enable")) {
-		return req->SendErrorResponse("Heartbeat <enable> parameter missing");
+RpcResponse WSRequestHandler::SetHeartbeat(const RpcRequest& request) {
+	if (!request.hasField("enable")) {
+		return request.failed("Heartbeat <enable> parameter missing");
 	}
 
 	auto events = GetEventsSystem();
-	events->HeartbeatIsActive = obs_data_get_bool(req->data, "enable");
+	events->HeartbeatIsActive = obs_data_get_bool(request.parameters(), "enable");
 
 	OBSDataAutoRelease response = obs_data_create();
 	obs_data_set_bool(response, "enable", events->HeartbeatIsActive);
-	return req->SendOKResponse(response);
+
+	return request.success(response);
 }
 
 /**
@@ -183,18 +196,19 @@ HandlerResponse WSRequestHandler::HandleSetHeartbeat(WSRequestHandler* req) {
  * @category general
  * @since 4.3.0
  */
-HandlerResponse WSRequestHandler::HandleSetFilenameFormatting(WSRequestHandler* req) {
-	if (!req->hasField("filename-formatting")) {
-		return req->SendErrorResponse("<filename-formatting> parameter missing");
+RpcResponse WSRequestHandler::SetFilenameFormatting(const RpcRequest& request) {
+	if (!request.hasField("filename-formatting")) {
+		return request.failed("<filename-formatting> parameter missing");
 	}
 
-	QString filenameFormatting = obs_data_get_string(req->data, "filename-formatting");
+	QString filenameFormatting = obs_data_get_string(request.parameters(), "filename-formatting");
 	if (filenameFormatting.isEmpty()) {
-		return req->SendErrorResponse("invalid request parameters");
+		return request.failed("invalid request parameters");
 	}
 
 	Utils::SetFilenameFormatting(filenameFormatting.toUtf8());
-	return req->SendOKResponse();
+
+	return request.success();
 }
 
 /**
@@ -207,10 +221,11 @@ HandlerResponse WSRequestHandler::HandleSetFilenameFormatting(WSRequestHandler*
  * @category general
  * @since 4.3.0
  */
-HandlerResponse WSRequestHandler::HandleGetFilenameFormatting(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetFilenameFormatting(const RpcRequest& request) {
 	OBSDataAutoRelease response = obs_data_create();
 	obs_data_set_string(response, "filename-formatting", Utils::GetFilenameFormatting());
-	return req->SendOKResponse(response);
+
+	return request.success(response);
 }
 
 /**
@@ -223,12 +238,13 @@ HandlerResponse WSRequestHandler::HandleGetFilenameFormatting(WSRequestHandler*
  * @category general
  * @since 4.6.0
  */
-HandlerResponse WSRequestHandler::HandleGetStats(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetStats(const RpcRequest& request) {
 	OBSDataAutoRelease stats = GetEventsSystem()->GetStats();
 
 	OBSDataAutoRelease response = obs_data_create();
 	obs_data_set_obj(response, "stats", stats);
-	return req->SendOKResponse(response);
+
+	return request.success(response);
 }
 
 /**
@@ -242,26 +258,26 @@ HandlerResponse WSRequestHandler::HandleGetStats(WSRequestHandler* req) {
  * @category general
  * @since 4.7.0
  */
-HandlerResponse WSRequestHandler::HandleBroadcastCustomMessage(WSRequestHandler* req) {
-	if (!req->hasField("realm") || !req->hasField("data")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::BroadcastCustomMessage(const RpcRequest& request) {
+	if (!request.hasField("realm") || !request.hasField("data")) {
+		return request.failed("missing request parameters");
 	}
 
-	QString realm = obs_data_get_string(req->data, "realm");
-	OBSDataAutoRelease data = obs_data_get_obj(req->data, "data");
+	QString realm = obs_data_get_string(request.parameters(), "realm");
+	OBSDataAutoRelease data = obs_data_get_obj(request.parameters(), "data");
 
 	if (realm.isEmpty()) {
-		return req->SendErrorResponse("realm not specified!");
+		return request.failed("realm not specified!");
 	}
 
 	if (!data) {
-		return req->SendErrorResponse("data not specified!");
+		return request.failed("data not specified!");
 	}
 
 	auto events = GetEventsSystem();
 	events->OnBroadcastCustomMessage(realm, data);
 
-	return req->SendOKResponse();
+	return request.success();
 }
 
 
@@ -283,9 +299,10 @@ HandlerResponse WSRequestHandler::HandleBroadcastCustomMessage(WSRequestHandler*
  * @category general
  * @since 4.6.0 
  */
-HandlerResponse WSRequestHandler::HandleGetVideoInfo(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetVideoInfo(const RpcRequest& request) {
 	obs_video_info ovi;
 	obs_get_video_info(&ovi);
+
 	OBSDataAutoRelease response = obs_data_create();
 	obs_data_set_int(response, "baseWidth", ovi.base_width);
 	obs_data_set_int(response, "baseHeight", ovi.base_height);
@@ -296,5 +313,34 @@ HandlerResponse WSRequestHandler::HandleGetVideoInfo(WSRequestHandler* req) {
 	obs_data_set_string(response, "colorSpace", describe_color_space(ovi.colorspace));
 	obs_data_set_string(response, "colorRange", describe_color_range(ovi.range));
 	obs_data_set_string(response, "scaleType", describe_scale_type(ovi.scale_type));
-	return req->SendOKResponse(response);
+
+	return request.success(response);
+}
+
+/**
+ * Open a projector window or create a projector on a monitor. Requires OBS v24.0.4 or newer.
+ * 
+ * @param {String (Optional)} `type` Type of projector: Preview (default), Source, Scene, StudioProgram, or Multiview (case insensitive).
+ * @param {int (Optional)} `monitor` Monitor to open the projector on. If -1 or omitted, opens a window.
+ * @param {String (Optional)} `geometry` Size and position of the projector window (only if monitor is -1). Encoded in Base64 using Qt's geometry encoding (https://doc.qt.io/qt-5/qwidget.html#saveGeometry). Corresponds to OBS's saved projectors.
+ * @param {String (Optional)} `name` Name of the source or scene to be displayed (ignored for other projector types).
+ * 
+ * @api requests
+ * @name OpenProjector
+ * @category general
+ * @since 4.8.0
+ */
+RpcResponse WSRequestHandler::OpenProjector(const RpcRequest& request) {
+	const char* type = obs_data_get_string(request.parameters(), "type");
+
+	int monitor = -1;
+	if (request.hasField("monitor")) {
+		monitor = obs_data_get_int(request.parameters(), "monitor");
+	}
+
+	const char* geometry = obs_data_get_string(request.parameters(), "geometry");
+	const char* name = obs_data_get_string(request.parameters(), "name");
+
+	obs_frontend_open_projector(type, monitor, geometry, name);
+	return request.success();
 }

src/WSRequestHandler_Outputs.cpp

@@ -1,3 +1,5 @@
+#include <functional>
+
 #include "WSRequestHandler.h"
 
 /**
@@ -57,16 +59,16 @@ obs_data_t* getOutputInfo(obs_output_t* output)
 	return data;
 }
 
-HandlerResponse findOutputOrFail(WSRequestHandler* req, std::function<HandlerResponse (obs_output_t*)> callback)
+RpcResponse findOutputOrFail(const RpcRequest& request, std::function<RpcResponse (obs_output_t*)> callback)
 {
-	if (!req->hasField("outputName")) {
-		return req->SendErrorResponse("missing request parameters");
+	if (!request.hasField("outputName")) {
+		return request.failed("missing request parameters");
 	}
 
-	const char* outputName = obs_data_get_string(req->parameters(), "outputName");
+	const char* outputName = obs_data_get_string(request.parameters(), "outputName");
 	OBSOutputAutoRelease output = obs_get_output_by_name(outputName);
 	if (!output) {
-		return req->SendErrorResponse("specified output doesn't exist");
+		return request.failed("specified output doesn't exist");
 	}
 
 	return callback(output);	
@@ -82,7 +84,7 @@ HandlerResponse findOutputOrFail(WSRequestHandler* req, std::function<HandlerRes
 * @category outputs
 * @since 4.7.0
 */
-HandlerResponse WSRequestHandler::HandleListOutputs(WSRequestHandler* req)
+RpcResponse WSRequestHandler::ListOutputs(const RpcRequest& request)
 {
 	OBSDataArrayAutoRelease outputs = obs_data_array_create();
 
@@ -97,7 +99,8 @@ HandlerResponse WSRequestHandler::HandleListOutputs(WSRequestHandler* req)
 
 	OBSDataAutoRelease fields = obs_data_create();
 	obs_data_set_array(fields, "outputs", outputs);
-	return req->SendOKResponse(fields);
+
+	return request.success(fields);
 }
 
 /**
@@ -112,14 +115,14 @@ HandlerResponse WSRequestHandler::HandleListOutputs(WSRequestHandler* req)
 * @category outputs
 * @since 4.7.0
 */
-HandlerResponse WSRequestHandler::HandleGetOutputInfo(WSRequestHandler* req)
+RpcResponse WSRequestHandler::GetOutputInfo(const RpcRequest& request)
 {
-	return findOutputOrFail(req, [req](obs_output_t* output) {
+	return findOutputOrFail(request, [request](obs_output_t* output) {
 		OBSDataAutoRelease outputInfo = getOutputInfo(output);
 
 		OBSDataAutoRelease fields = obs_data_create();
 		obs_data_set_obj(fields, "outputInfo", outputInfo);
-		return req->SendOKResponse(fields);
+		return request.success(fields);
 	});
 }
 
@@ -133,21 +136,21 @@ HandlerResponse WSRequestHandler::HandleGetOutputInfo(WSRequestHandler* req)
 * @category outputs
 * @since 4.7.0
 */
-HandlerResponse WSRequestHandler::HandleStartOutput(WSRequestHandler* req)
+RpcResponse WSRequestHandler::StartOutput(const RpcRequest& request)
 {
-	return findOutputOrFail(req, [req](obs_output_t* output) {
+	return findOutputOrFail(request, [request](obs_output_t* output) {
 		if (obs_output_active(output)) {
-			return req->SendErrorResponse("output already active");
+			return request.failed("output already active");
 		}
 
 		bool success = obs_output_start(output);
 		if (!success) {
 			QString lastError = obs_output_get_last_error(output);
 			QString errorMessage = QString("output start failed: %1").arg(lastError);
-			return req->SendErrorResponse(errorMessage);
+			return request.failed(errorMessage);
 		}
 
-		return req->SendOKResponse();
+		return request.success();
 	});
 }
 
@@ -162,20 +165,20 @@ HandlerResponse WSRequestHandler::HandleStartOutput(WSRequestHandler* req)
 * @category outputs
 * @since 4.7.0
 */
-HandlerResponse WSRequestHandler::HandleStopOutput(WSRequestHandler* req)
+RpcResponse WSRequestHandler::StopOutput(const RpcRequest& request)
 {
-	return findOutputOrFail(req, [req](obs_output_t* output) {
+	return findOutputOrFail(request, [request](obs_output_t* output) {
 		if (!obs_output_active(output)) {
-			return req->SendErrorResponse("output not active");
+			return request.failed("output not active");
 		}
 		
-		bool forceStop = obs_data_get_bool(req->data, "force");
+		bool forceStop = obs_data_get_bool(request.parameters(), "force");
 		if (forceStop) {
 			obs_output_force_stop(output);
 		} else {
 			obs_output_stop(output);
 		}
 
-		return req->SendOKResponse();
+		return request.success();
 	});
 }

src/WSRequestHandler_Profiles.cpp

@@ -12,19 +12,19 @@
  * @category profiles
  * @since 4.0.0
  */
-HandlerResponse WSRequestHandler::HandleSetCurrentProfile(WSRequestHandler* req) {
-	if (!req->hasField("profile-name")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SetCurrentProfile(const RpcRequest& request) {
+	if (!request.hasField("profile-name")) {
+		return request.failed("missing request parameters");
 	}
 
-	QString profileName = obs_data_get_string(req->data, "profile-name");
+	QString profileName = obs_data_get_string(request.parameters(), "profile-name");
 	if (profileName.isEmpty()) {
-		return req->SendErrorResponse("invalid request parameters");
+		return request.failed("invalid request parameters");
 	}
 
 	// TODO : check if profile exists
 	obs_frontend_set_current_profile(profileName.toUtf8());
-	return req->SendOKResponse();
+	return request.success();
 }
 
  /**
@@ -37,10 +37,12 @@ HandlerResponse WSRequestHandler::HandleSetCurrentProfile(WSRequestHandler* req)
  * @category profiles
  * @since 4.0.0
  */
-HandlerResponse WSRequestHandler::HandleGetCurrentProfile(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetCurrentProfile(const RpcRequest& request) {
 	OBSDataAutoRelease response = obs_data_create();
-	obs_data_set_string(response, "profile-name", obs_frontend_get_current_profile());
-	return req->SendOKResponse(response);
+	char* currentProfile = obs_frontend_get_current_profile();
+	obs_data_set_string(response, "profile-name", currentProfile);
+	bfree(currentProfile);
+	return request.success(response);
 }
 
 /**
@@ -53,7 +55,7 @@ HandlerResponse WSRequestHandler::HandleGetCurrentProfile(WSRequestHandler* req)
  * @category profiles
  * @since 4.0.0
  */
-HandlerResponse WSRequestHandler::HandleListProfiles(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::ListProfiles(const RpcRequest& request) {
 	char** profiles = obs_frontend_get_profiles();
 	OBSDataArrayAutoRelease list = Utils::StringListToArray(profiles, "profile-name");
 	bfree(profiles);
@@ -61,5 +63,5 @@ HandlerResponse WSRequestHandler::HandleListProfiles(WSRequestHandler* req) {
 	OBSDataAutoRelease response = obs_data_create();
 	obs_data_set_array(response, "profiles", list);
 
-	return req->SendOKResponse(response);
+	return request.success(response);
 }

src/WSRequestHandler_Recording.cpp

@@ -1,16 +1,13 @@
 #include "WSRequestHandler.h"
 
+#include <functional>
 #include <util/platform.h>
 #include "Utils.h"
 
-HandlerResponse ifCanPause(WSRequestHandler* req, std::function<HandlerResponse()> callback)
+RpcResponse ifCanPause(const RpcRequest& request, std::function<RpcResponse()> callback)
 {
 	if (!obs_frontend_recording_active()) {
-		return req->SendErrorResponse("recording is not active");
-	}
-
-	if (!Utils::RecordingPauseSupported()) {
-		return req->SendErrorResponse("recording pauses are not available in this version of OBS Studio");
+		return request.failed("recording is not active");
 	}
 
 	return callback();
@@ -24,9 +21,9 @@ HandlerResponse ifCanPause(WSRequestHandler* req, std::function<HandlerResponse(
  * @category recording
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleStartStopRecording(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::StartStopRecording(const RpcRequest& request) {
 	(obs_frontend_recording_active() ? obs_frontend_recording_stop() : obs_frontend_recording_start());
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -38,13 +35,13 @@ HandlerResponse WSRequestHandler::HandleStartStopRecording(WSRequestHandler* req
  * @category recording
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleStartRecording(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::StartRecording(const RpcRequest& request) {
 	if (obs_frontend_recording_active()) {
-		return req->SendErrorResponse("recording already active");
+		return request.failed("recording already active");
 	}
 
 	obs_frontend_recording_start();
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -56,13 +53,13 @@ HandlerResponse WSRequestHandler::HandleStartRecording(WSRequestHandler* req) {
  * @category recording
  * @since 4.1.0
  */
- HandlerResponse WSRequestHandler::HandleStopRecording(WSRequestHandler* req) {
+ RpcResponse WSRequestHandler::StopRecording(const RpcRequest& request) {
 	if (!obs_frontend_recording_active()) {
-		return req->SendErrorResponse("recording not active");
+		return request.failed("recording not active");
 	}
 
 	obs_frontend_recording_stop();
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -74,14 +71,14 @@ HandlerResponse WSRequestHandler::HandleStartRecording(WSRequestHandler* req) {
 * @category recording
 * @since 4.7.0
 */
-HandlerResponse WSRequestHandler::HandlePauseRecording(WSRequestHandler* req) {
-	return ifCanPause(req, [req]() {
-		if (Utils::RecordingPaused()) {
-			return req->SendErrorResponse("recording already paused");
+RpcResponse WSRequestHandler::PauseRecording(const RpcRequest& request) {
+	return ifCanPause(request, [request]() {
+		if (obs_frontend_recording_paused()) {
+			return request.failed("recording already paused");
 		}
 
-		Utils::PauseRecording(true);
-		return req->SendOKResponse();
+		obs_frontend_recording_pause(true);
+		return request.success();
 	});
 }
 
@@ -94,14 +91,14 @@ HandlerResponse WSRequestHandler::HandlePauseRecording(WSRequestHandler* req) {
 * @category recording
 * @since 4.7.0
 */
-HandlerResponse WSRequestHandler::HandleResumeRecording(WSRequestHandler* req) {
-	return ifCanPause(req, [req]() {
-		if (!Utils::RecordingPaused()) {
-			return req->SendErrorResponse("recording is not paused");
+RpcResponse WSRequestHandler::ResumeRecording(const RpcRequest& request) {
+	return ifCanPause(request, [request]() {
+		if (!obs_frontend_recording_paused()) {
+			return request.failed("recording is not paused");
 		}
 
-		Utils::PauseRecording(false);
-		return req->SendOKResponse();
+		obs_frontend_recording_pause(false);
+		return request.success();
 	});
 }
 
@@ -120,18 +117,18 @@ HandlerResponse WSRequestHandler::HandleResumeRecording(WSRequestHandler* req) {
  * @category recording
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleSetRecordingFolder(WSRequestHandler* req) {
-	if (!req->hasField("rec-folder")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SetRecordingFolder(const RpcRequest& request) {
+	if (!request.hasField("rec-folder")) {
+		return request.failed("missing request parameters");
 	}
 
-	const char* newRecFolder = obs_data_get_string(req->data, "rec-folder");
+	const char* newRecFolder = obs_data_get_string(request.parameters(), "rec-folder");
 	bool success = Utils::SetRecordingFolder(newRecFolder);
 	if (!success) {
-		return req->SendErrorResponse("invalid request parameters");
+		return request.failed("invalid request parameters");
 	}
 
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -144,11 +141,11 @@ HandlerResponse WSRequestHandler::HandleSetRecordingFolder(WSRequestHandler* req
  * @category recording
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleGetRecordingFolder(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetRecordingFolder(const RpcRequest& request) {
 	const char* recFolder = Utils::GetRecordingFolder();
 
 	OBSDataAutoRelease response = obs_data_create();
 	obs_data_set_string(response, "rec-folder", recFolder);
 
-	return req->SendOKResponse(response);
+	return request.success(response);
 }

src/WSRequestHandler_ReplayBuffer.cpp

@@ -10,13 +10,13 @@
 * @category replay buffer
 * @since 4.2.0
 */
-HandlerResponse WSRequestHandler::HandleStartStopReplayBuffer(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::StartStopReplayBuffer(const RpcRequest& request) {
 	if (obs_frontend_replay_buffer_active()) {
 		obs_frontend_replay_buffer_stop();
 	} else {
 		Utils::StartReplayBuffer();
 	}
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -31,17 +31,17 @@ HandlerResponse WSRequestHandler::HandleStartStopReplayBuffer(WSRequestHandler*
 * @category replay buffer
 * @since 4.2.0
 */
-HandlerResponse WSRequestHandler::HandleStartReplayBuffer(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::StartReplayBuffer(const RpcRequest& request) {
 	if (!Utils::ReplayBufferEnabled()) {
-		return req->SendErrorResponse("replay buffer disabled in settings");
+		return request.failed("replay buffer disabled in settings");
 	}
 
 	if (obs_frontend_replay_buffer_active() == true) {
-		return req->SendErrorResponse("replay buffer already active");
+		return request.failed("replay buffer already active");
 	}
 
 	Utils::StartReplayBuffer();
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -53,12 +53,12 @@ HandlerResponse WSRequestHandler::HandleStartReplayBuffer(WSRequestHandler* req)
 * @category replay buffer
 * @since 4.2.0
 */
-HandlerResponse WSRequestHandler::HandleStopReplayBuffer(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::StopReplayBuffer(const RpcRequest& request) {
 	if (obs_frontend_replay_buffer_active() == true) {
 		obs_frontend_replay_buffer_stop();
-		return req->SendOKResponse();
+		return request.success();
 	} else {
-		return req->SendErrorResponse("replay buffer not active");
+		return request.failed("replay buffer not active");
 	}
 }
 
@@ -72,9 +72,9 @@ HandlerResponse WSRequestHandler::HandleStopReplayBuffer(WSRequestHandler* req)
 * @category replay buffer
 * @since 4.2.0
 */
-HandlerResponse WSRequestHandler::HandleSaveReplayBuffer(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::SaveReplayBuffer(const RpcRequest& request) {
 	if (!obs_frontend_replay_buffer_active()) {
-		return req->SendErrorResponse("replay buffer not active");
+		return request.failed("replay buffer not active");
 	}
 
 	OBSOutputAutoRelease replayOutput = obs_frontend_get_replay_buffer_output();
@@ -84,5 +84,5 @@ HandlerResponse WSRequestHandler::HandleSaveReplayBuffer(WSRequestHandler* req)
 	proc_handler_call(ph, "save", &cd);
 	calldata_free(&cd);
 
-	return req->SendOKResponse();
+	return request.success();
 }

src/WSRequestHandler_SceneCollections.cpp

@@ -12,19 +12,19 @@
  * @category scene collections
  * @since 4.0.0
  */
-HandlerResponse WSRequestHandler::HandleSetCurrentSceneCollection(WSRequestHandler* req) {
-	if (!req->hasField("sc-name")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SetCurrentSceneCollection(const RpcRequest& request) {
+	if (!request.hasField("sc-name")) {
+		return request.failed("missing request parameters");
 	}
 
-	QString sceneCollection = obs_data_get_string(req->data, "sc-name");
+	QString sceneCollection = obs_data_get_string(request.parameters(), "sc-name");
 	if (sceneCollection.isEmpty()) {
-		return req->SendErrorResponse("invalid request parameters");
+		return request.failed("invalid request parameters");
 	}
 
 	// TODO : Check if specified profile exists and if changing is allowed
 	obs_frontend_set_current_scene_collection(sceneCollection.toUtf8());
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -37,12 +37,14 @@ HandlerResponse WSRequestHandler::HandleSetCurrentSceneCollection(WSRequestHandl
  * @category scene collections
  * @since 4.0.0
  */
-HandlerResponse WSRequestHandler::HandleGetCurrentSceneCollection(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetCurrentSceneCollection(const RpcRequest& request) {
 	OBSDataAutoRelease response = obs_data_create();
-	obs_data_set_string(response, "sc-name",
-		obs_frontend_get_current_scene_collection());
 
-	return req->SendOKResponse(response);
+	char* sceneCollection = obs_frontend_get_current_scene_collection();
+	obs_data_set_string(response, "sc-name", sceneCollection);
+	bfree(sceneCollection);
+
+	return request.success(response);
 }
 
 /**
@@ -55,7 +57,7 @@ HandlerResponse WSRequestHandler::HandleGetCurrentSceneCollection(WSRequestHandl
  * @category scene collections
  * @since 4.0.0
  */
-HandlerResponse WSRequestHandler::HandleListSceneCollections(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::ListSceneCollections(const RpcRequest& request) {
 	char** sceneCollections = obs_frontend_get_scene_collections();
 	OBSDataArrayAutoRelease list =
 		Utils::StringListToArray(sceneCollections, "sc-name");
@@ -64,5 +66,5 @@ HandlerResponse WSRequestHandler::HandleListSceneCollections(WSRequestHandler* r
 	OBSDataAutoRelease response = obs_data_create();
 	obs_data_set_array(response, "scene-collections", list);
 
-	return req->SendOKResponse(response);
+	return request.success(response);
 }

src/WSRequestHandler_SceneItems.cpp

@@ -6,10 +6,13 @@
 * Gets the scene specific properties of the specified source item.
 * Coordinates are relative to the item's parent (the scene or group it belongs to).
 *
-* @param {String (optional)} `scene-name` the name of the scene that the source item belongs to. Defaults to the current scene.
-* @param {String} `item` The name of the source.
+* @param {String (optional)} `scene-name` Name of the scene the scene item belongs to. Defaults to the current scene.
+* @param {String | Object} `item` Scene Item name (if this field is a string) or specification (if it is an object).
+* @param {String (optional)} `item.name` Scene Item name (if the `item` field is an object)
+* @param {int (optional)} `item.id` Scene Item ID (if the `item` field is an object)
 *
-* @return {String} `name` The name of the source.
+* @return {String} `name` Scene Item name.
+* @return {int} `itemId` Scene Item ID.
 * @return {int} `position.x` The x position of the source from the left.
 * @return {int} `position.y` The y position of the source from the top.
 * @return {int} `position.alignment` The point on the source that the item is manipulated from.
@@ -21,6 +24,7 @@
 * @return {int} `crop.bottom` The number of pixels cropped off the bottom of the source before scaling.
 * @return {int} `crop.left` The number of pixels cropped off the left of the source before scaling.
 * @return {bool} `visible` If the source is visible.
+* @return {bool} `muted` If the source is muted.
 * @return {bool} `locked` If the source's transform is locked.
 * @return {String} `bounds.type` Type of bounding box. Can be "OBS_BOUNDS_STRETCH", "OBS_BOUNDS_SCALE_INNER", "OBS_BOUNDS_SCALE_OUTER", "OBS_BOUNDS_SCALE_TO_WIDTH", "OBS_BOUNDS_SCALE_TO_HEIGHT", "OBS_BOUNDS_MAX_ONLY" or "OBS_BOUNDS_NONE".
 * @return {int} `bounds.alignment` Alignment of the bounding box.
@@ -30,47 +34,51 @@
 * @return {int} `sourceHeight` Base source (without scaling) of the source
 * @return {double} `width` Scene item width (base source width multiplied by the horizontal scaling factor)
 * @return {double} `height` Scene item height (base source height multiplied by the vertical scaling factor)
-* @property {String (optional)} `parentGroupName` Name of the item's parent (if this item belongs to a group)
-* @property {Array<SceneItemTransform> (optional)} `groupChildren` List of children (if this item is a group)
+* @return {int} `alignment` The point on the source that the item is manipulated from. The sum of 1=Left or 2=Right, and 4=Top or 8=Bottom, or omit to center on that axis.
+* @return {String (optional)} `parentGroupName` Name of the item's parent (if this item belongs to a group)
+* @return {Array<SceneItemTransform> (optional)} `groupChildren` List of children (if this item is a group)
 * 
 * @api requests
 * @name GetSceneItemProperties
 * @category scene items
 * @since 4.3.0
 */
-HandlerResponse WSRequestHandler::HandleGetSceneItemProperties(WSRequestHandler* req) {
-	if (!req->hasField("item")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::GetSceneItemProperties(const RpcRequest& request) {
+	if (!request.hasField("item")) {
+		return request.failed("missing request parameters");
 	}
 
-	QString itemName = obs_data_get_string(req->data, "item");
-	if (itemName.isEmpty()) {
-		return req->SendErrorResponse("invalid request parameters");
-	}
+	OBSData params = request.parameters();
 
-	QString sceneName = obs_data_get_string(req->data, "scene-name");
+	QString sceneName = obs_data_get_string(params, "scene-name");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(sceneName);
 	if (!scene) {
-		return req->SendErrorResponse("requested scene doesn't exist");
+		return request.failed("requested scene doesn't exist");
 	}
 
-	OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromName(scene, itemName);
+	OBSDataItemAutoRelease itemField = obs_data_item_byname(params, "item");
+	OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromRequestField(scene, itemField);
 	if (!sceneItem) {
-		return req->SendErrorResponse("specified scene item doesn't exist");
+		return request.failed("specified scene item doesn't exist");
 	}
 
 	OBSDataAutoRelease data = Utils::GetSceneItemPropertiesData(sceneItem);
-	obs_data_set_string(data, "name", itemName.toUtf8());
 
-	return req->SendOKResponse(data);
+	OBSSource sceneItemSource = obs_sceneitem_get_source(sceneItem);
+	obs_data_set_string(data, "name", obs_source_get_name(sceneItemSource));
+	obs_data_set_int(data, "itemId", obs_sceneitem_get_id(sceneItem));
+
+	return request.success(data);
 }
 
 /**
 * Sets the scene specific properties of a source. Unspecified properties will remain unchanged.
 * Coordinates are relative to the item's parent (the scene or group it belongs to).
 *
-* @param {String (optional)} `scene-name` the name of the scene that the source item belongs to. Defaults to the current scene.
-* @param {String} `item` The name of the source.
+* @param {String (optional)} `scene-name` Name of the scene the source item belongs to. Defaults to the current scene.
+* @param {String | Object} `item` Scene Item name (if this field is a string) or specification (if it is an object).
+* @param {String (optional)} `item.name` Scene Item name (if the `item` field is an object)
+* @param {int (optional)} `item.id` Scene Item ID (if the `item` field is an object)
 * @param {int (optional)} `position.x` The new x position of the source.
 * @param {int (optional)} `position.y` The new y position of the source.
 * @param {int (optional)} `position.alignment` The new alignment of the source.
@@ -93,82 +101,87 @@ HandlerResponse WSRequestHandler::HandleGetSceneItemProperties(WSRequestHandler*
 * @category scene items
 * @since 4.3.0
 */
-HandlerResponse WSRequestHandler::HandleSetSceneItemProperties(WSRequestHandler* req) {
-	if (!req->hasField("item")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SetSceneItemProperties(const RpcRequest& request) {
+	if (!request.hasField("item")) {
+		return request.failed("missing request parameters");
 	}
 
-	QString itemName = obs_data_get_string(req->data, "item");
-	if (itemName.isEmpty()) {
-		return req->SendErrorResponse("invalid request parameters");
-	}
+	OBSData params = request.parameters();
 
-	QString sceneName = obs_data_get_string(req->data, "scene-name");
+	QString sceneName = obs_data_get_string(params, "scene-name");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(sceneName);
 	if (!scene) {
-		return req->SendErrorResponse("requested scene doesn't exist");
+		return request.failed("requested scene doesn't exist");
 	}
 
-	OBSSceneItemAutoRelease sceneItem =
-		Utils::GetSceneItemFromName(scene, itemName);
+	OBSDataItemAutoRelease itemField = obs_data_item_byname(params, "item");
+	OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromRequestField(scene, itemField);
 	if (!sceneItem) {
-		return req->SendErrorResponse("specified scene item doesn't exist");
+		return request.failed("specified scene item doesn't exist");
 	}
 
 	bool badRequest = false;
-	OBSDataAutoRelease errorMessage = obs_data_create();
+	OBSDataAutoRelease errorData = obs_data_create();
 
 	obs_sceneitem_defer_update_begin(sceneItem);
 
-	if (req->hasField("position")) {
+	if (request.hasField("position")) {
 		vec2 oldPosition;
 		OBSDataAutoRelease positionError = obs_data_create();
 		obs_sceneitem_get_pos(sceneItem, &oldPosition);
-		OBSDataAutoRelease reqPosition = obs_data_get_obj(req->data, "position");
+
+		OBSDataAutoRelease reqPosition = obs_data_get_obj(params, "position");
 		vec2 newPosition = oldPosition;
+
 		if (obs_data_has_user_value(reqPosition, "x")) {
 			newPosition.x = obs_data_get_int(reqPosition, "x");
 		}
 		if (obs_data_has_user_value(reqPosition, "y")) {
 			newPosition.y = obs_data_get_int(reqPosition, "y");
 		}
+
 		if (obs_data_has_user_value(reqPosition, "alignment")) {
 			const uint32_t alignment = obs_data_get_int(reqPosition, "alignment");
 			if (Utils::IsValidAlignment(alignment)) {
 				obs_sceneitem_set_alignment(sceneItem, alignment);
-			}
-			else {
+			} else {
 				badRequest = true;
 				obs_data_set_string(positionError, "alignment", "invalid");
-				obs_data_set_obj(errorMessage, "position", positionError);
+				obs_data_set_obj(errorData, "position", positionError);
 			}
 		}
+
 		obs_sceneitem_set_pos(sceneItem, &newPosition);
 	}
 
-	if (req->hasField("rotation")) {
-		obs_sceneitem_set_rot(sceneItem, (float)obs_data_get_double(req->data, "rotation"));
+	if (request.hasField("rotation")) {
+		obs_sceneitem_set_rot(sceneItem, (float)obs_data_get_double(params, "rotation"));
 	}
 
-	if (req->hasField("scale")) {
+	if (request.hasField("scale")) {
 		vec2 oldScale;
 		obs_sceneitem_get_scale(sceneItem, &oldScale);
-		OBSDataAutoRelease reqScale = obs_data_get_obj(req->data, "scale");
 		vec2 newScale = oldScale;
+
+		OBSDataAutoRelease reqScale = obs_data_get_obj(params, "scale");
+		
 		if (obs_data_has_user_value(reqScale, "x")) {
 			newScale.x = obs_data_get_double(reqScale, "x");
 		}
 		if (obs_data_has_user_value(reqScale, "y")) {
 			newScale.y = obs_data_get_double(reqScale, "y");
 		}
+
 		obs_sceneitem_set_scale(sceneItem, &newScale);
 	}
 
-	if (req->hasField("crop")) {
+	if (request.hasField("crop")) {
 		obs_sceneitem_crop oldCrop;
 		obs_sceneitem_get_crop(sceneItem, &oldCrop);
-		OBSDataAutoRelease reqCrop = obs_data_get_obj(req->data, "crop");
+
+		OBSDataAutoRelease reqCrop = obs_data_get_obj(params, "crop");
 		obs_sceneitem_crop newCrop = oldCrop;
+
 		if (obs_data_has_user_value(reqCrop, "top")) {
 			newCrop.top = obs_data_get_int(reqCrop, "top");
 		}
@@ -181,21 +194,23 @@ HandlerResponse WSRequestHandler::HandleSetSceneItemProperties(WSRequestHandler*
 		if (obs_data_has_user_value(reqCrop, "left")) {
 			newCrop.left = obs_data_get_int(reqCrop, "left");
 		}
+
 		obs_sceneitem_set_crop(sceneItem, &newCrop);
 	}
 
-	if (req->hasField("visible")) {
-		obs_sceneitem_set_visible(sceneItem, obs_data_get_bool(req->data, "visible"));
+	if (request.hasField("visible")) {
+		obs_sceneitem_set_visible(sceneItem, obs_data_get_bool(params, "visible"));
 	}
 
-	if (req->hasField("locked")) {
-		obs_sceneitem_set_locked(sceneItem, obs_data_get_bool(req->data, "locked"));
+	if (request.hasField("locked")) {
+		obs_sceneitem_set_locked(sceneItem, obs_data_get_bool(params, "locked"));
 	}
 
-	if (req->hasField("bounds")) {
+	if (request.hasField("bounds")) {
 		bool badBounds = false;
 		OBSDataAutoRelease boundsError = obs_data_create();
-		OBSDataAutoRelease reqBounds = obs_data_get_obj(req->data, "bounds");
+		OBSDataAutoRelease reqBounds = obs_data_get_obj(params, "bounds");
+
 		if (obs_data_has_user_value(reqBounds, "type")) {
 			QString newBoundsType = obs_data_get_string(reqBounds, "type");
 			if (newBoundsType == "OBS_BOUNDS_NONE") {
@@ -224,16 +239,20 @@ HandlerResponse WSRequestHandler::HandleSetSceneItemProperties(WSRequestHandler*
 				obs_data_set_string(boundsError, "type", "invalid");
 			}
 		}
+
 		vec2 oldBounds;
 		obs_sceneitem_get_bounds(sceneItem, &oldBounds);
 		vec2 newBounds = oldBounds;
+
 		if (obs_data_has_user_value(reqBounds, "x")) {
 			newBounds.x = obs_data_get_double(reqBounds, "x");
 		}
 		if (obs_data_has_user_value(reqBounds, "y")) {
 			newBounds.y = obs_data_get_double(reqBounds, "y");
 		}
+
 		obs_sceneitem_set_bounds(sceneItem, &newBounds);
+		
 		if (obs_data_has_user_value(reqBounds, "alignment")) {
 			const uint32_t bounds_alignment = obs_data_get_int(reqBounds, "alignment");
 			if (Utils::IsValidAlignment(bounds_alignment)) {
@@ -244,52 +263,51 @@ HandlerResponse WSRequestHandler::HandleSetSceneItemProperties(WSRequestHandler*
 				obs_data_set_string(boundsError, "alignment", "invalid");
 			}
 		}
+
 		if (badBounds) {
-			obs_data_set_obj(errorMessage, "bounds", boundsError);
+			obs_data_set_obj(errorData, "bounds", boundsError);
 		}
 	}
 
 	obs_sceneitem_defer_update_end(sceneItem);
 
 	if (badRequest) {
-		return req->SendErrorResponse(errorMessage);
+		return request.failed("error", errorData);
 	}
 
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
 * Reset a scene item.
 *
-* @param {String (optional)} `scene-name` Name of the scene the source belongs to. Defaults to the current scene.
-* @param {String} `item` Name of the source item.
+* @param {String (optional)} `scene-name` Name of the scene the scene item belongs to. Defaults to the current scene.
+* @param {String | Object} `item` Scene Item name (if this field is a string) or specification (if it is an object).
+* @param {String (optional)} `item.name` Scene Item name (if the `item` field is an object)
+* @param {int (optional)} `item.id` Scene Item ID (if the `item` field is an object)
 *
 * @api requests
 * @name ResetSceneItem
 * @category scene items
 * @since 4.2.0
 */
-HandlerResponse WSRequestHandler::HandleResetSceneItem(WSRequestHandler* req) {
-	// TODO: remove this request, or refactor it to ResetSource
-
-	if (!req->hasField("item")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::ResetSceneItem(const RpcRequest& request) {
+	if (!request.hasField("item")) {
+		return request.failed("missing request parameters");
 	}
 
-	const char* itemName = obs_data_get_string(req->data, "item");
-	if (!itemName) {
-		return req->SendErrorResponse("invalid request parameters");
-	}
+	OBSData params = request.parameters();
 
-	const char* sceneName = obs_data_get_string(req->data, "scene-name");
+	const char* sceneName = obs_data_get_string(params, "scene-name");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(sceneName);
 	if (!scene) {
-		return req->SendErrorResponse("requested scene doesn't exist");
+		return request.failed("requested scene doesn't exist");
 	}
 
-	OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromName(scene, itemName);
+	OBSDataItemAutoRelease itemField = obs_data_item_byname(params, "item");
+	OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromRequestField(scene, itemField);
 	if (!sceneItem) {
-		return req->SendErrorResponse("specified scene item doesn't exist");
+		return request.failed("specified scene item doesn't exist");
 	}
 
 	OBSSource sceneItemSource = obs_sceneitem_get_source(sceneItem);
@@ -297,15 +315,15 @@ HandlerResponse WSRequestHandler::HandleResetSceneItem(WSRequestHandler* req) {
 	OBSDataAutoRelease settings = obs_source_get_settings(sceneItemSource);
 	obs_source_update(sceneItemSource, settings);
 
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
 * Show or hide a specified source item in a specified scene.
 *
-* @param {String} `source` Scene item name in the specified scene.
+* @param {String (optional)} `scene-name` Name of the scene the scene item belongs to. Defaults to the currently active scene.
+* @param {String} `source` Scene Item name.
 * @param {boolean} `render` true = shown ; false = hidden
-* @param {String (optional)} `scene-name` Name of the scene where the source resides. Defaults to the currently active scene.
 *
 * @api requests
 * @name SetSceneItemRender
@@ -313,41 +331,41 @@ HandlerResponse WSRequestHandler::HandleResetSceneItem(WSRequestHandler* req) {
 * @since 0.3
 * @deprecated Since 4.3.0. Prefer the use of SetSceneItemProperties.
 */
-HandlerResponse WSRequestHandler::HandleSetSceneItemRender(WSRequestHandler* req) {
-	if (!req->hasField("source") ||
-		!req->hasField("render"))
+RpcResponse WSRequestHandler::SetSceneItemRender(const RpcRequest& request) {
+	if (!request.hasField("source") ||
+		!request.hasField("render"))
 	{
-		return req->SendErrorResponse("missing request parameters");
+		return request.failed("missing request parameters");
 	}
 
-	const char* itemName = obs_data_get_string(req->data, "source");
-	bool isVisible = obs_data_get_bool(req->data, "render");
+	const char* itemName = obs_data_get_string(request.parameters(), "source");
+	bool isVisible = obs_data_get_bool(request.parameters(), "render");
 
 	if (!itemName) {
-		return req->SendErrorResponse("invalid request parameters");
+		return request.failed("invalid request parameters");
 	}
 
-	const char* sceneName = obs_data_get_string(req->data, "scene-name");
+	const char* sceneName = obs_data_get_string(request.parameters(), "scene-name");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(sceneName);
 	if (!scene) {
-		return req->SendErrorResponse("requested scene doesn't exist");
+		return request.failed("requested scene doesn't exist");
 	}
 
 	OBSSceneItemAutoRelease sceneItem =
 		Utils::GetSceneItemFromName(scene, itemName);
 	if (!sceneItem) {
-		return req->SendErrorResponse("specified scene item doesn't exist");
+		return request.failed("specified scene item doesn't exist");
 	}
 
 	obs_sceneitem_set_visible(sceneItem, isVisible);
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
 * Sets the coordinates of a specified source item.
 *
-* @param {String (optional)} `scene-name` The name of the scene that the source item belongs to. Defaults to the current scene.
-* @param {String} `item` The name of the source item.
+* @param {String (optional)} `scene-name` Name of the scene the scene item belongs to. Defaults to the current scene.
+* @param {String} `item` Scene Item name.
 * @param {double} `x` X coordinate.
 * @param {double} `y` Y coordinate.
 
@@ -358,41 +376,41 @@ HandlerResponse WSRequestHandler::HandleSetSceneItemRender(WSRequestHandler* req
 * @since 4.0.0
 * @deprecated Since 4.3.0. Prefer the use of SetSceneItemProperties.
 */
-HandlerResponse WSRequestHandler::HandleSetSceneItemPosition(WSRequestHandler* req) {
-	if (!req->hasField("item") ||
-		!req->hasField("x") || !req->hasField("y")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SetSceneItemPosition(const RpcRequest& request) {
+	if (!request.hasField("item") ||
+		!request.hasField("x") || !request.hasField("y")) {
+		return request.failed("missing request parameters");
 	}
 
-	QString itemName = obs_data_get_string(req->data, "item");
+	QString itemName = obs_data_get_string(request.parameters(), "item");
 	if (itemName.isEmpty()) {
-		return req->SendErrorResponse("invalid request parameters");
+		return request.failed("invalid request parameters");
 	}
 
-	QString sceneName = obs_data_get_string(req->data, "scene-name");
+	QString sceneName = obs_data_get_string(request.parameters(), "scene-name");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(sceneName);
 	if (!scene) {
-		return req->SendErrorResponse("requested scene could not be found");
+		return request.failed("requested scene could not be found");
 	}
 
 	OBSSceneItem sceneItem = Utils::GetSceneItemFromName(scene, itemName);
 	if (!sceneItem) {
-		return req->SendErrorResponse("specified scene item doesn't exist");
+		return request.failed("specified scene item doesn't exist");
 	}
 
 	vec2 item_position = { 0 };
-	item_position.x = obs_data_get_double(req->data, "x");
-	item_position.y = obs_data_get_double(req->data, "y");
+	item_position.x = obs_data_get_double(request.parameters(), "x");
+	item_position.y = obs_data_get_double(request.parameters(), "y");
 	obs_sceneitem_set_pos(sceneItem, &item_position);
 
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
 * Set the transform of the specified source item.
 *
-* @param {String (optional)} `scene-name` The name of the scene that the source item belongs to. Defaults to the current scene.
-* @param {String} `item` The name of the source item.
+* @param {String (optional)} `scene-name` Name of the scene the scene item belongs to. Defaults to the current scene.
+* @param {String} `item` Scene Item name.
 * @param {double} `x-scale` Width scale factor.
 * @param {double} `y-scale` Height scale factor.
 * @param {double} `rotation` Source item rotation (in degrees).
@@ -403,34 +421,34 @@ HandlerResponse WSRequestHandler::HandleSetSceneItemPosition(WSRequestHandler* r
 * @since 4.0.0
 * @deprecated Since 4.3.0. Prefer the use of SetSceneItemProperties.
 */
-HandlerResponse WSRequestHandler::HandleSetSceneItemTransform(WSRequestHandler* req) {
-	if (!req->hasField("item") ||
-		!req->hasField("x-scale") ||
-		!req->hasField("y-scale") ||
-		!req->hasField("rotation"))
+RpcResponse WSRequestHandler::SetSceneItemTransform(const RpcRequest& request) {
+	if (!request.hasField("item") ||
+		!request.hasField("x-scale") ||
+		!request.hasField("y-scale") ||
+		!request.hasField("rotation"))
 	{
-		return req->SendErrorResponse("missing request parameters");
+		return request.failed("missing request parameters");
 	}
 
-	QString itemName = obs_data_get_string(req->data, "item");
+	QString itemName = obs_data_get_string(request.parameters(), "item");
 	if (itemName.isEmpty()) {
-		return req->SendErrorResponse("invalid request parameters");
+		return request.failed("invalid request parameters");
 	}
 
-	QString sceneName = obs_data_get_string(req->data, "scene-name");
+	QString sceneName = obs_data_get_string(request.parameters(), "scene-name");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(sceneName);
 	if (!scene) {
-		return req->SendErrorResponse("requested scene doesn't exist");
+		return request.failed("requested scene doesn't exist");
 	}
 
 	vec2 scale;
-	scale.x = obs_data_get_double(req->data, "x-scale");
-	scale.y = obs_data_get_double(req->data, "y-scale");
-	float rotation = obs_data_get_double(req->data, "rotation");
+	scale.x = obs_data_get_double(request.parameters(), "x-scale");
+	scale.y = obs_data_get_double(request.parameters(), "y-scale");
+	float rotation = obs_data_get_double(request.parameters(), "rotation");
 
 	OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromName(scene, itemName);
 	if (!sceneItem) {
-		return req->SendErrorResponse("specified scene item doesn't exist");
+		return request.failed("specified scene item doesn't exist");
 	}
 
 	obs_sceneitem_defer_update_begin(sceneItem);
@@ -440,14 +458,14 @@ HandlerResponse WSRequestHandler::HandleSetSceneItemTransform(WSRequestHandler*
 	
 	obs_sceneitem_defer_update_end(sceneItem);
 
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
 * Sets the crop coordinates of the specified source item.
 *
-* @param {String (optional)} `scene-name` the name of the scene that the source item belongs to. Defaults to the current scene.
-* @param {String} `item` The name of the source.
+* @param {String (optional)} `scene-name` Name of the scene the scene item belongs to. Defaults to the current scene.
+* @param {String} `item` Scene Item name.
 * @param {int} `top` Pixel position of the top of the source item.
 * @param {int} `bottom` Pixel position of the bottom of the source item.
 * @param {int} `left` Pixel position of the left of the source item.
@@ -459,83 +477,71 @@ HandlerResponse WSRequestHandler::HandleSetSceneItemTransform(WSRequestHandler*
 * @since 4.1.0
 * @deprecated Since 4.3.0. Prefer the use of SetSceneItemProperties.
 */
-HandlerResponse WSRequestHandler::HandleSetSceneItemCrop(WSRequestHandler* req) {
-	if (!req->hasField("item")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SetSceneItemCrop(const RpcRequest& request) {
+	if (!request.hasField("item")) {
+		return request.failed("missing request parameters");
 	}
 
-	QString itemName = obs_data_get_string(req->data, "item");
+	QString itemName = obs_data_get_string(request.parameters(), "item");
 	if (itemName.isEmpty()) {
-		return req->SendErrorResponse("invalid request parameters");
+		return request.failed("invalid request parameters");
 	}
 
-	QString sceneName = obs_data_get_string(req->data, "scene-name");
+	QString sceneName = obs_data_get_string(request.parameters(), "scene-name");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(sceneName);
 	if (!scene) {
-		return req->SendErrorResponse("requested scene doesn't exist");
+		return request.failed("requested scene doesn't exist");
 	}
 
 	OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromName(scene, itemName);
 	if (!sceneItem) {
-		return req->SendErrorResponse("specified scene item doesn't exist");
+		return request.failed("specified scene item doesn't exist");
 	}
 
 	struct obs_sceneitem_crop crop = { 0 };
-	crop.top = obs_data_get_int(req->data, "top");
-	crop.bottom = obs_data_get_int(req->data, "bottom");
-	crop.left = obs_data_get_int(req->data, "left");
-	crop.right = obs_data_get_int(req->data, "right");
+	crop.top = obs_data_get_int(request.parameters(), "top");
+	crop.bottom = obs_data_get_int(request.parameters(), "bottom");
+	crop.left = obs_data_get_int(request.parameters(), "left");
+	crop.right = obs_data_get_int(request.parameters(), "right");
 
 	obs_sceneitem_set_crop(sceneItem, &crop);
 
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
  * Deletes a scene item.
  *
- * @param {String (optional)} `scene` Name of the scene the source belongs to. Defaults to the current scene.
- * @param {Object} `item` item to delete (required)
- * @param {String} `item.name` name of the scene item (prefer `id`, including both is acceptable).
- * @param {int} `item.id` id of the scene item.
+ * @param {String (optional)} `scene` Name of the scene the scene item belongs to. Defaults to the current scene.
+ * @param {Object} `item` Scene item to delete (required)
+ * @param {String} `item.name` Scene Item name (prefer `id`, including both is acceptable).
+ * @param {int} `item.id` Scene Item ID.
  *
  * @api requests
  * @name DeleteSceneItem
  * @category scene items
  * @since 4.5.0
  */
-HandlerResponse WSRequestHandler::HandleDeleteSceneItem(WSRequestHandler* req) {
-	if (!req->hasField("item")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::DeleteSceneItem(const RpcRequest& request) {
+	if (!request.hasField("item")) {
+		return request.failed("missing request parameters");
 	}
 
-	const char* sceneName = obs_data_get_string(req->data, "scene");
+	const char* sceneName = obs_data_get_string(request.parameters(), "scene");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(sceneName);
 	if (!scene) {
-		return req->SendErrorResponse("requested scene doesn't exist");
+		return request.failed("requested scene doesn't exist");
 	}
 
-	OBSDataAutoRelease item = obs_data_get_obj(req->data, "item");
-	OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromItem(scene, item);
+	OBSDataItemAutoRelease itemField = obs_data_item_byname(request.parameters(), "item");
+	OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromRequestField(scene, itemField);
 	if (!sceneItem) {
-		return req->SendErrorResponse("item with id/name combination not found in specified scene");
+		return request.failed("item with id/name combination not found in specified scene");
 	}
 
 	obs_sceneitem_remove(sceneItem);
 
-	return req->SendOKResponse();
-}
-
-struct DuplicateSceneItemData {
-	obs_sceneitem_t *referenceItem;
-	obs_source_t *fromSource;
-	obs_sceneitem_t *newItem;
-};
-
-static void DuplicateSceneItem(void *_data, obs_scene_t *scene) {
-	DuplicateSceneItemData *data = (DuplicateSceneItemData *)_data;
-	data->newItem = obs_scene_add(scene, data->fromSource);
-	obs_sceneitem_set_visible(data->newItem, obs_sceneitem_visible(data->referenceItem));
+	return request.success();
 }
 
 /**
@@ -543,9 +549,9 @@ static void DuplicateSceneItem(void *_data, obs_scene_t *scene) {
  *
  * @param {String (optional)} `fromScene` Name of the scene to copy the item from. Defaults to the current scene.
  * @param {String (optional)} `toScene` Name of the scene to create the item in. Defaults to the current scene.
- * @param {Object} `item` item to duplicate (required)
- * @param {String} `item.name` name of the scene item (prefer `id`, including both is acceptable).
- * @param {int} `item.id` id of the scene item.
+ * @param {Object} `item` Scene Item to duplicate from the source scene (required)
+ * @param {String} `item.name` Scene Item name (prefer `id`, including both is acceptable).
+ * @param {int} `item.id` Scene Item ID.
  *
  * @return {String} `scene` Name of the scene where the new item was created
  * @return {Object} `item` New item info
@@ -557,27 +563,33 @@ static void DuplicateSceneItem(void *_data, obs_scene_t *scene) {
  * @category scene items
  * @since 4.5.0
  */
-HandlerResponse WSRequestHandler::HandleDuplicateSceneItem(WSRequestHandler* req) {
-	if (!req->hasField("item")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::DuplicateSceneItem(const RpcRequest& request) {
+	struct DuplicateSceneItemData {
+		obs_sceneitem_t *referenceItem;
+		obs_source_t *fromSource;
+		obs_sceneitem_t *newItem;
+	};
+
+	if (!request.hasField("item")) {
+		return request.failed("missing request parameters");
 	}
 
-	const char* fromSceneName = obs_data_get_string(req->data, "fromScene");
+	const char* fromSceneName = obs_data_get_string(request.parameters(), "fromScene");
 	OBSScene fromScene = Utils::GetSceneFromNameOrCurrent(fromSceneName);
 	if (!fromScene) {
-		return req->SendErrorResponse("requested fromScene doesn't exist");
+		return request.failed("requested fromScene doesn't exist");
 	}
 
-	const char* toSceneName = obs_data_get_string(req->data, "toScene");
+	const char* toSceneName = obs_data_get_string(request.parameters(), "toScene");
 	OBSScene toScene = Utils::GetSceneFromNameOrCurrent(toSceneName);
 	if (!toScene) {
-		return req->SendErrorResponse("requested toScene doesn't exist");
+		return request.failed("requested toScene doesn't exist");
 	}
 
-	OBSDataAutoRelease item = obs_data_get_obj(req->data, "item");
-	OBSSceneItemAutoRelease referenceItem = Utils::GetSceneItemFromItem(fromScene, item);
+	OBSDataItemAutoRelease itemField = obs_data_item_byname(request.parameters(), "item");
+	OBSSceneItemAutoRelease referenceItem = Utils::GetSceneItemFromRequestField(fromScene, itemField);
 	if (!referenceItem) {
-		return req->SendErrorResponse("item with id/name combination not found in specified scene");
+		return request.failed("item with id/name combination not found in specified scene");
 	}
 
 	DuplicateSceneItemData data;
@@ -585,12 +597,16 @@ HandlerResponse WSRequestHandler::HandleDuplicateSceneItem(WSRequestHandler* req
 	data.referenceItem = referenceItem;
 
 	obs_enter_graphics();
-	obs_scene_atomic_update(toScene, DuplicateSceneItem, &data);
+	obs_scene_atomic_update(toScene, [](void *_data, obs_scene_t *scene) {
+		auto data = reinterpret_cast<DuplicateSceneItemData*>(_data);
+		data->newItem = obs_scene_add(scene, data->fromSource);
+		obs_sceneitem_set_visible(data->newItem, obs_sceneitem_visible(data->referenceItem));
+	}, &data);
 	obs_leave_graphics();
 
 	obs_sceneitem_t *newItem = data.newItem;
 	if (!newItem) {
-		return req->SendErrorResponse("Error duplicating scene item");
+		return request.failed("Error duplicating scene item");
 	}
 
 	OBSDataAutoRelease itemData = obs_data_create();
@@ -601,5 +617,5 @@ HandlerResponse WSRequestHandler::HandleDuplicateSceneItem(WSRequestHandler* req
 	obs_data_set_obj(responseData, "item", itemData);
 	obs_data_set_string(responseData, "scene", obs_source_get_name(obs_scene_get_source(toScene)));
 
-	return req->SendOKResponse(responseData);
+	return request.success(responseData);
 }

src/WSRequestHandler_Scenes.cpp

@@ -18,19 +18,19 @@
  * @category scenes
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleSetCurrentScene(WSRequestHandler* req) {
-	if (!req->hasField("scene-name")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SetCurrentScene(const RpcRequest& request) {
+	if (!request.hasField("scene-name")) {
+		return request.failed("missing request parameters");
 	}
 
-	const char* sceneName = obs_data_get_string(req->data, "scene-name");
+	const char* sceneName = obs_data_get_string(request.parameters(), "scene-name");
 	OBSSourceAutoRelease source = obs_get_source_by_name(sceneName);
 
 	if (source) {
 		obs_frontend_set_current_scene(source);
-		return req->SendOKResponse();
+		return request.success();
 	} else {
-		return req->SendErrorResponse("requested scene does not exist");
+		return request.failed("requested scene does not exist");
 	}
 }
 
@@ -45,7 +45,7 @@ HandlerResponse WSRequestHandler::HandleSetCurrentScene(WSRequestHandler* req) {
  * @category scenes
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleGetCurrentScene(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetCurrentScene(const RpcRequest& request) {
 	OBSSourceAutoRelease currentScene = obs_frontend_get_current_scene();
 	OBSDataArrayAutoRelease sceneItems = Utils::GetSceneItems(currentScene);
 
@@ -53,21 +53,21 @@ HandlerResponse WSRequestHandler::HandleGetCurrentScene(WSRequestHandler* req) {
 	obs_data_set_string(data, "name", obs_source_get_name(currentScene));
 	obs_data_set_array(data, "sources", sceneItems);
 
-	return req->SendOKResponse(data);
+	return request.success(data);
 }
 
 /**
  * Get a list of scenes in the currently active profile.
  * 
  * @return {String} `current-scene` Name of the currently active scene.
- * @return {Array<Scene>} `scenes` Ordered list of the current profile's scenes (See `[GetCurrentScene](#getcurrentscene)` for more information).
+ * @return {Array<Scene>} `scenes` Ordered list of the current profile's scenes (See [GetCurrentScene](#getcurrentscene) for more information).
  *
  * @api requests
  * @name GetSceneList
  * @category scenes
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleGetSceneList(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetSceneList(const RpcRequest& request) {
 	OBSSourceAutoRelease currentScene = obs_frontend_get_current_scene();
 	OBSDataArrayAutoRelease scenes = Utils::GetScenes();
 
@@ -76,7 +76,7 @@ HandlerResponse WSRequestHandler::HandleGetSceneList(WSRequestHandler* req) {
 		obs_source_get_name(currentScene));
 	obs_data_set_array(data, "scenes", scenes);
 
-	return req->SendOKResponse(data);
+	return request.success(data);
 }
 
 /**
@@ -92,16 +92,16 @@ HandlerResponse WSRequestHandler::HandleGetSceneList(WSRequestHandler* req) {
 * @category scenes
 * @since 4.5.0
 */
-HandlerResponse WSRequestHandler::HandleReorderSceneItems(WSRequestHandler* req) {
-	QString sceneName = obs_data_get_string(req->data, "scene");
+RpcResponse WSRequestHandler::ReorderSceneItems(const RpcRequest& request) {
+	QString sceneName = obs_data_get_string(request.parameters(), "scene");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(sceneName);
 	if (!scene) {
-		return req->SendErrorResponse("requested scene doesn't exist");
+		return request.failed("requested scene doesn't exist");
 	}
 
-	OBSDataArrayAutoRelease items = obs_data_get_array(req->data, "items");
+	OBSDataArrayAutoRelease items = obs_data_get_array(request.parameters(), "items");
 	if (!items) {
-		return req->SendErrorResponse("sceneItem order not specified");
+		return request.failed("sceneItem order not specified");
 	}
 
 	struct reorder_context {
@@ -121,7 +121,7 @@ HandlerResponse WSRequestHandler::HandleReorderSceneItems(WSRequestHandler* req)
 		struct obs_sceneitem_order_info info;
 
 		size_t itemCount = obs_data_array_count(ctx->items);
-		for (int i = 0; i < itemCount; i++) {
+		for (uint i = 0; i < itemCount; i++) {
 			OBSDataAutoRelease item = obs_data_array_item(ctx->items, i);
 
 			OBSSceneItemAutoRelease sceneItem = Utils::GetSceneItemFromItem(scene, item);
@@ -143,8 +143,133 @@ HandlerResponse WSRequestHandler::HandleReorderSceneItems(WSRequestHandler* req)
 	}, &ctx);
 
 	if (!ctx.success) {
-		return req->SendErrorResponse(ctx.errorMessage);
+		return request.failed(ctx.errorMessage);
 	}
 
-	return req->SendOKResponse();
+	return request.success();
+}
+
+/**
+ * Set a scene to use a specific transition override.
+ *
+ * @param {String} `sceneName` Name of the scene to switch to.
+ * @param {String} `transitionName` Name of the transition to use.
+ * @param {int (Optional)} `transitionDuration` Duration in milliseconds of the transition if transition is not fixed. Defaults to the current duration specified in the UI if there is no current override and this value is not given.
+ *
+ * @api requests
+ * @name SetSceneTransitionOverride
+ * @category scenes
+ * @since 4.9.0
+ */
+RpcResponse WSRequestHandler::SetSceneTransitionOverride(const RpcRequest& request) {
+	if (!request.hasField("sceneName") || !request.hasField("transitionName")) {
+		return request.failed("missing request parameters");
+	}
+
+	QString sceneName = obs_data_get_string(request.parameters(), "sceneName");
+	OBSSourceAutoRelease source = obs_get_source_by_name(sceneName.toUtf8());
+	if (!source) {
+		return request.failed("requested scene does not exist");
+	}
+	
+	enum obs_source_type sourceType = obs_source_get_type(source);
+	if (sourceType != OBS_SOURCE_TYPE_SCENE) {
+		return request.failed("requested scene is invalid");
+	}
+	
+	QString transitionName = obs_data_get_string(request.parameters(), "transitionName");
+	if (!Utils::GetTransitionFromName(transitionName)) {
+		return request.failed("requested transition does not exist");
+	}
+
+	OBSDataAutoRelease sourceData = obs_source_get_private_settings(source);
+	obs_data_set_string(sourceData, "transition", transitionName.toUtf8().constData());
+
+	if (request.hasField("transitionDuration")) {
+		int transitionOverrideDuration = obs_data_get_int(request.parameters(), "transitionDuration");
+		obs_data_set_int(sourceData, "transition_duration", transitionOverrideDuration);
+	} else if(!obs_data_has_user_value(sourceData, "transition_duration")) {
+		obs_data_set_int(sourceData, "transition_duration",
+			obs_frontend_get_transition_duration()
+		);
+	}
+	
+	return request.success();
+}
+
+/**
+ * Remove any transition override on a scene.
+ *
+ * @param {String} `sceneName` Name of the scene to switch to.
+ *
+ * @api requests
+ * @name RemoveSceneTransitionOverride
+ * @category scenes
+ * @since 4.9.0
+ */
+RpcResponse WSRequestHandler::RemoveSceneTransitionOverride(const RpcRequest& request) {
+	if (!request.hasField("sceneName")) {
+		return request.failed("missing request parameters");
+	}
+
+	QString sceneName = obs_data_get_string(request.parameters(), "sceneName");
+	OBSSourceAutoRelease source = obs_get_source_by_name(sceneName.toUtf8());
+	if (!source) {
+		return request.failed("requested scene does not exist");
+	}
+	
+	enum obs_source_type sourceType = obs_source_get_type(source);
+	if (sourceType != OBS_SOURCE_TYPE_SCENE) {
+		return request.failed("requested scene is invalid");
+	}
+
+	OBSDataAutoRelease sourceData = obs_source_get_private_settings(source);
+	obs_data_erase(sourceData, "transition");
+	obs_data_erase(sourceData, "transition_duration");
+
+	return request.success();
+}
+
+/**
+ * Get the current scene transition override.
+ *
+ * @param {String} `sceneName` Name of the scene to switch to.
+ *
+ * @return {String} `transitionName` Name of the current overriding transition. Empty string if no override is set.
+ * @return {int} `transitionDuration` Transition duration. `-1` if no override is set.
+ *
+ * @api requests
+ * @name GetSceneTransitionOverride
+ * @category scenes
+ * @since 4.9.0
+ */
+RpcResponse WSRequestHandler::GetSceneTransitionOverride(const RpcRequest& request) {
+	if (!request.hasField("sceneName")) {
+		return request.failed("missing request parameters");
+	}
+
+	QString sceneName = obs_data_get_string(request.parameters(), "sceneName");
+	OBSSourceAutoRelease source = obs_get_source_by_name(sceneName.toUtf8());
+	if (!source) {
+		return request.failed("requested scene does not exist");
+	}
+	
+	enum obs_source_type sourceType = obs_source_get_type(source);
+	if (sourceType != OBS_SOURCE_TYPE_SCENE) {
+		return request.failed("requested scene is invalid");
+	}
+
+	OBSDataAutoRelease sourceData = obs_source_get_private_settings(source);
+	const char* transitionOverrideName = obs_data_get_string(sourceData, "transition");
+
+	bool hasDurationOverride = obs_data_has_user_value(sourceData, "transition_duration");
+	int transitionOverrideDuration = obs_data_get_int(sourceData, "transition_duration");
+
+	OBSDataAutoRelease fields = obs_data_create();
+	obs_data_set_string(fields, "transitionName", transitionOverrideName);
+	obs_data_set_int(fields, "transitionDuration",
+		(hasDurationOverride ? transitionOverrideDuration : -1)
+	);
+
+	return request.success(fields);
 }

src/WSRequestHandler_Streaming.cpp

@@ -20,13 +20,13 @@
  * @category streaming
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleGetStreamingStatus(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetStreamingStatus(const RpcRequest& request) {
 	auto events = GetEventsSystem();
 
 	OBSDataAutoRelease data = obs_data_create();
 	obs_data_set_bool(data, "streaming", obs_frontend_streaming_active());
 	obs_data_set_bool(data, "recording", obs_frontend_recording_active());
-	obs_data_set_bool(data, "recording-paused", Utils::RecordingPaused());
+	obs_data_set_bool(data, "recording-paused", obs_frontend_recording_paused());
 	obs_data_set_bool(data, "preview-only", false);
 
 	if (obs_frontend_streaming_active()) {
@@ -39,7 +39,7 @@ HandlerResponse WSRequestHandler::HandleGetStreamingStatus(WSRequestHandler* req
 		obs_data_set_string(data, "rec-timecode", recordingTimecode.toUtf8().constData());
 	}
 
-	return req->SendOKResponse(data);
+	return request.success(data);
 }
 
 /**
@@ -50,11 +50,11 @@ HandlerResponse WSRequestHandler::HandleGetStreamingStatus(WSRequestHandler* req
  * @category streaming
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleStartStopStreaming(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::StartStopStreaming(const RpcRequest& request) {
 	if (obs_frontend_streaming_active())
-		return HandleStopStreaming(req);
+		return StopStreaming(request);
 	else
-		return HandleStartStreaming(req);
+		return StartStreaming(request);
 }
 
 /**
@@ -67,24 +67,24 @@ HandlerResponse WSRequestHandler::HandleStartStopStreaming(WSRequestHandler* req
  * @param {Object (optional)} `stream.settings` Settings for the stream.
  * @param {String (optional)} `stream.settings.server` The publish URL.
  * @param {String (optional)} `stream.settings.key` The publish key of the stream.
- * @param {boolean (optional)} `stream.settings.use-auth` Indicates whether authentication should be used when connecting to the streaming server.
- * @param {String (optional)} `stream.settings.username` If authentication is enabled, the username for the streaming server. Ignored if `use-auth` is not set to `true`.
- * @param {String (optional)} `stream.settings.password` If authentication is enabled, the password for the streaming server. Ignored if `use-auth` is not set to `true`.
+ * @param {boolean (optional)} `stream.settings.use_auth` Indicates whether authentication should be used when connecting to the streaming server.
+ * @param {String (optional)} `stream.settings.username` If authentication is enabled, the username for the streaming server. Ignored if `use_auth` is not set to `true`.
+ * @param {String (optional)} `stream.settings.password` If authentication is enabled, the password for the streaming server. Ignored if `use_auth` is not set to `true`.
  *
  * @api requests
  * @name StartStreaming
  * @category streaming
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleStartStreaming(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::StartStreaming(const RpcRequest& request) {
 	if (obs_frontend_streaming_active() == false) {
 		OBSService configuredService = obs_frontend_get_streaming_service();
 		OBSService newService = nullptr;
 
 		// TODO: fix service memory leak
 
-		if (req->hasField("stream")) {
-			OBSDataAutoRelease streamData = obs_data_get_obj(req->data, "stream");
+		if (request.hasField("stream")) {
+			OBSDataAutoRelease streamData = obs_data_get_obj(request.parameters(), "stream");
 			OBSDataAutoRelease newSettings = obs_data_get_obj(streamData, "settings");
 			OBSDataAutoRelease newMetadata = obs_data_get_obj(streamData, "metadata");
 
@@ -103,10 +103,10 @@ HandlerResponse WSRequestHandler::HandleStartStreaming(WSRequestHandler* req) {
 					&& obs_data_has_user_value(newSettings, "key"))
 			{
 				const char* key = obs_data_get_string(newSettings, "key");
-				int keylen = strlen(key);
+				size_t keylen = strlen(key);
 
 				bool hasQuestionMark = false;
-				for (int i = 0; i < keylen; i++) {
+				for (size_t i = 0; i < keylen; i++) {
 					if (key[i] == '?') {
 						hasQuestionMark = true;
 						break;
@@ -157,9 +157,9 @@ HandlerResponse WSRequestHandler::HandleStartStreaming(WSRequestHandler* req) {
 			obs_frontend_set_streaming_service(configuredService);
 		}
 
-		return req->SendOKResponse();
+		return request.success();
 	} else {
-		return req->SendErrorResponse("streaming already active");
+		return request.failed("streaming already active");
 	}
 }
 
@@ -172,12 +172,12 @@ HandlerResponse WSRequestHandler::HandleStartStreaming(WSRequestHandler* req) {
  * @category streaming
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleStopStreaming(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::StopStreaming(const RpcRequest& request) {
 	if (obs_frontend_streaming_active() == true) {
 		obs_frontend_streaming_stop();
-		return req->SendOKResponse();
+		return request.success();
 	} else {
-		return req->SendErrorResponse("streaming not active");
+		return request.failed("streaming not active");
 	}
 }
 
@@ -188,7 +188,7 @@ HandlerResponse WSRequestHandler::HandleStopStreaming(WSRequestHandler* req) {
  * @param {Object} `settings` The actual settings of the stream.
  * @param {String (optional)} `settings.server` The publish URL.
  * @param {String (optional)} `settings.key` The publish key.
- * @param {boolean (optional)} `settings.use-auth` Indicates whether authentication should be used when connecting to the streaming server.
+ * @param {boolean (optional)} `settings.use_auth` Indicates whether authentication should be used when connecting to the streaming server.
  * @param {String (optional)} `settings.username` The username for the streaming service.
  * @param {String (optional)} `settings.password` The password for the streaming service.
  * @param {boolean} `save` Persist the settings to disk.
@@ -198,21 +198,22 @@ HandlerResponse WSRequestHandler::HandleStopStreaming(WSRequestHandler* req) {
  * @category streaming
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleSetStreamSettings(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::SetStreamSettings(const RpcRequest& request) {
 	OBSService service = obs_frontend_get_streaming_service();
 
-	OBSDataAutoRelease requestSettings = obs_data_get_obj(req->data, "settings");
+	OBSDataAutoRelease requestSettings = obs_data_get_obj(request.parameters(), "settings");
 	if (!requestSettings) {
-		return req->SendErrorResponse("'settings' are required'");
+		return request.failed("'settings' are required'");
 	}
 
 	QString serviceType = obs_service_get_type(service);
-	QString requestedType = obs_data_get_string(req->data, "type");
+	QString requestedType = obs_data_get_string(request.parameters(), "type");
 
 	if (requestedType != nullptr && requestedType != serviceType) {
 		OBSDataAutoRelease hotkeys = obs_hotkeys_save_service(service);
 		service = obs_service_create(
 			requestedType.toUtf8(), STREAM_SERVICE_ID, requestSettings, hotkeys);
+		obs_frontend_set_streaming_service(service);
 	} else {
 		// If type isn't changing, we should overlay the settings we got
 		// to the existing settings. By doing so, you can send a request that
@@ -231,17 +232,19 @@ HandlerResponse WSRequestHandler::HandleSetStreamSettings(WSRequestHandler* req)
 	}
 
 	//if save is specified we should immediately save the streaming service
-	if (obs_data_get_bool(req->data, "save")) {
+	if (obs_data_get_bool(request.parameters(), "save")) {
 		obs_frontend_save_streaming_service();
 	}
 
-	OBSDataAutoRelease serviceSettings = obs_service_get_settings(service);
+	OBSService responseService = obs_frontend_get_streaming_service();
+	OBSDataAutoRelease serviceSettings = obs_service_get_settings(responseService);
+	const char* responseType = obs_service_get_type(responseService);
 
 	OBSDataAutoRelease response = obs_data_create();
-	obs_data_set_string(response, "type", requestedType.toUtf8());
+	obs_data_set_string(response, "type", responseType);
 	obs_data_set_obj(response, "settings", serviceSettings);
 
-	return req->SendOKResponse(response);
+	return request.success(response);
 }
 
 /**
@@ -251,16 +254,16 @@ HandlerResponse WSRequestHandler::HandleSetStreamSettings(WSRequestHandler* req)
  * @return {Object} `settings` Stream settings object.
  * @return {String} `settings.server` The publish URL.
  * @return {String} `settings.key` The publish key of the stream.
- * @return {boolean} `settings.use-auth` Indicates whether authentication should be used when connecting to the streaming server.
- * @return {String} `settings.username` The username to use when accessing the streaming server. Only present if `use-auth` is `true`.
- * @return {String} `settings.password` The password to use when accessing the streaming server. Only present if `use-auth` is `true`.
+ * @return {boolean} `settings.use_auth` Indicates whether authentication should be used when connecting to the streaming server.
+ * @return {String} `settings.username` The username to use when accessing the streaming server. Only present if `use_auth` is `true`.
+ * @return {String} `settings.password` The password to use when accessing the streaming server. Only present if `use_auth` is `true`.
  *
  * @api requests
  * @name GetStreamSettings
  * @category streaming
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleGetStreamSettings(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetStreamSettings(const RpcRequest& request) {
 	OBSService service = obs_frontend_get_streaming_service();
 
 	const char* serviceType = obs_service_get_type(service);
@@ -270,7 +273,7 @@ HandlerResponse WSRequestHandler::HandleGetStreamSettings(WSRequestHandler* req)
 	obs_data_set_string(response, "type", serviceType);
 	obs_data_set_obj(response, "settings", settings);
 
-	return req->SendOKResponse(response);
+	return request.success(response);
 }
 
 /**
@@ -281,9 +284,9 @@ HandlerResponse WSRequestHandler::HandleGetStreamSettings(WSRequestHandler* req)
  * @category streaming
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleSaveStreamSettings(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::SaveStreamSettings(const RpcRequest& request) {
 	obs_frontend_save_streaming_service();
-	return req->SendOKResponse();
+	return request.success();
 }
 
 
@@ -299,18 +302,19 @@ HandlerResponse WSRequestHandler::HandleSaveStreamSettings(WSRequestHandler* req
  * @since 4.6.0
  */
 #if BUILD_CAPTIONS
-HandlerResponse WSRequestHandler::HandleSendCaptions(WSRequestHandler* req) {
-	if (!req->hasField("text")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SendCaptions(const RpcRequest& request) {
+	if (!request.hasField("text")) {
+		return request.failed("missing request parameters");
 	}
 
 	OBSOutputAutoRelease output = obs_frontend_get_streaming_output();
 	if (output) {
-		const char* caption = obs_data_get_string(req->data, "text");
-		obs_output_output_caption_text1(output, caption);
+		const char* caption = obs_data_get_string(request.parameters(), "text");
+		// Send caption text with immediately (0 second delay)
+		obs_output_output_caption_text2(output, caption, 0.0);
 	}
 
-	return req->SendOKResponse();
+	return request.success();
 }
 #endif
 

src/WSRequestHandler_StudioMode.cpp

@@ -12,13 +12,13 @@
  * @category studio mode
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleGetStudioModeStatus(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetStudioModeStatus(const RpcRequest& request) {
 	bool previewActive = obs_frontend_preview_program_mode_active();
 
 	OBSDataAutoRelease response = obs_data_create();
 	obs_data_set_bool(response, "studio-mode", previewActive);
 
-	return req->SendOKResponse(response);
+	return request.success(response);
 }
 
 /**
@@ -33,9 +33,9 @@ HandlerResponse WSRequestHandler::HandleGetStudioModeStatus(WSRequestHandler* re
  * @category studio mode
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleGetPreviewScene(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetPreviewScene(const RpcRequest& request) {
 	if (!obs_frontend_preview_program_mode_active()) {
-		return req->SendErrorResponse("studio mode not enabled");
+		return request.failed("studio mode not enabled");
 	}
 
 	OBSSourceAutoRelease scene = obs_frontend_get_current_preview_scene();
@@ -45,7 +45,7 @@ HandlerResponse WSRequestHandler::HandleGetPreviewScene(WSRequestHandler* req) {
 	obs_data_set_string(data, "name", obs_source_get_name(scene));
 	obs_data_set_array(data, "sources", sceneItems);
 
-	return req->SendOKResponse(data);
+	return request.success(data);
 }
 
 /**
@@ -59,23 +59,23 @@ HandlerResponse WSRequestHandler::HandleGetPreviewScene(WSRequestHandler* req) {
  * @category studio mode
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleSetPreviewScene(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::SetPreviewScene(const RpcRequest& request) {
 	if (!obs_frontend_preview_program_mode_active()) {
-		return req->SendErrorResponse("studio mode not enabled");
+		return request.failed("studio mode not enabled");
 	}
 
-	if (!req->hasField("scene-name")) {
-		return req->SendErrorResponse("missing request parameters");
+	if (!request.hasField("scene-name")) {
+		return request.failed("missing request parameters");
 	}
 
-	const char* scene_name = obs_data_get_string(req->data, "scene-name");
+	const char* scene_name = obs_data_get_string(request.parameters(), "scene-name");
 	OBSScene scene = Utils::GetSceneFromNameOrCurrent(scene_name);
 	if (!scene) {
-		return req->SendErrorResponse("specified scene doesn't exist");
+		return request.failed("specified scene doesn't exist");
 	}
 
 	obs_frontend_set_current_preview_scene(obs_scene_get_source(scene));
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -91,25 +91,25 @@ HandlerResponse WSRequestHandler::HandleSetPreviewScene(WSRequestHandler* req) {
  * @category studio mode
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleTransitionToProgram(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::TransitionToProgram(const RpcRequest& request) {
 	if (!obs_frontend_preview_program_mode_active()) {
-		return req->SendErrorResponse("studio mode not enabled");
+		return request.failed("studio mode not enabled");
 	}
 
-	if (req->hasField("with-transition")) {
+	if (request.hasField("with-transition")) {
 		OBSDataAutoRelease transitionInfo =
-			obs_data_get_obj(req->data, "with-transition");
+			obs_data_get_obj(request.parameters(), "with-transition");
 
 		if (obs_data_has_user_value(transitionInfo, "name")) {
 			QString transitionName =
 				obs_data_get_string(transitionInfo, "name");
 			if (transitionName.isEmpty()) {
-				return req->SendErrorResponse("invalid request parameters");
+				return request.failed("invalid request parameters");
 			}
 
 			bool success = Utils::SetTransitionByName(transitionName);
 			if (!success) {
-				return req->SendErrorResponse("specified transition doesn't exist");
+				return request.failed("specified transition doesn't exist");
 			}
 		}
 
@@ -121,7 +121,7 @@ HandlerResponse WSRequestHandler::HandleTransitionToProgram(WSRequestHandler* re
 	}
 
 	obs_frontend_preview_program_trigger_transition();
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -132,9 +132,16 @@ HandlerResponse WSRequestHandler::HandleTransitionToProgram(WSRequestHandler* re
  * @category studio mode
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleEnableStudioMode(WSRequestHandler* req) {
-	obs_frontend_set_preview_program_mode(true);
-	return req->SendOKResponse();
+RpcResponse WSRequestHandler::EnableStudioMode(const RpcRequest& request) {
+	if (obs_frontend_preview_program_mode_active()) {
+		return request.failed("studio mode already active");
+	}
+	obs_queue_task(OBS_TASK_UI, [](void* param) {
+		obs_frontend_set_preview_program_mode(true);
+
+		UNUSED_PARAMETER(param);
+	}, nullptr, true);
+	return request.success();
 }
 
 /**
@@ -145,9 +152,17 @@ HandlerResponse WSRequestHandler::HandleEnableStudioMode(WSRequestHandler* req)
  * @category studio mode
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleDisableStudioMode(WSRequestHandler* req) {
-	obs_frontend_set_preview_program_mode(false);
-	return req->SendOKResponse();
+RpcResponse WSRequestHandler::DisableStudioMode(const RpcRequest& request) {
+	if (!obs_frontend_preview_program_mode_active()) {
+		return request.failed("studio mode not active");
+	}
+	obs_queue_task(OBS_TASK_UI, [](void* param) {
+		obs_frontend_set_preview_program_mode(false);
+
+		UNUSED_PARAMETER(param);
+	}, nullptr, true);
+
+	return request.success();
 }
 
 /**
@@ -158,8 +173,13 @@ HandlerResponse WSRequestHandler::HandleDisableStudioMode(WSRequestHandler* req)
  * @category studio mode
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleToggleStudioMode(WSRequestHandler* req) {
-	bool previewProgramMode = obs_frontend_preview_program_mode_active();
-	obs_frontend_set_preview_program_mode(!previewProgramMode);
-	return req->SendOKResponse();
+RpcResponse WSRequestHandler::ToggleStudioMode(const RpcRequest& request) {
+	obs_queue_task(OBS_TASK_UI, [](void* param) {
+		bool previewProgramMode = obs_frontend_preview_program_mode_active();
+		obs_frontend_set_preview_program_mode(!previewProgramMode);
+
+		UNUSED_PARAMETER(param);
+	}, nullptr, true);
+
+	return request.success();
 }

src/WSRequestHandler_Transitions.cpp

@@ -14,7 +14,7 @@
  * @category transitions
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleGetTransitionList(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetTransitionList(const RpcRequest& request) {
 	OBSSourceAutoRelease currentTransition = obs_frontend_get_current_transition();
 	obs_frontend_source_list transitionList = {};
 	obs_frontend_get_transitions(&transitionList);
@@ -34,7 +34,7 @@ HandlerResponse WSRequestHandler::HandleGetTransitionList(WSRequestHandler* req)
 		obs_source_get_name(currentTransition));
 	obs_data_set_array(response, "transitions", transitions);
 
-	return req->SendOKResponse(response);
+	return request.success(response);
 }
 
 /**
@@ -48,7 +48,7 @@ HandlerResponse WSRequestHandler::HandleGetTransitionList(WSRequestHandler* req)
  * @category transitions
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleGetCurrentTransition(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetCurrentTransition(const RpcRequest& request) {
 	OBSSourceAutoRelease currentTransition = obs_frontend_get_current_transition();
 
 	OBSDataAutoRelease response = obs_data_create();
@@ -58,7 +58,7 @@ HandlerResponse WSRequestHandler::HandleGetCurrentTransition(WSRequestHandler* r
 	if (!obs_transition_fixed(currentTransition))
 		obs_data_set_int(response, "duration", obs_frontend_get_transition_duration());
 
-	return req->SendOKResponse(response);
+	return request.success(response);
 }
 
 /**
@@ -71,18 +71,18 @@ HandlerResponse WSRequestHandler::HandleGetCurrentTransition(WSRequestHandler* r
  * @category transitions
  * @since 0.3
  */
-HandlerResponse WSRequestHandler::HandleSetCurrentTransition(WSRequestHandler* req) {
-	if (!req->hasField("transition-name")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SetCurrentTransition(const RpcRequest& request) {
+	if (!request.hasField("transition-name")) {
+		return request.failed("missing request parameters");
 	}
 
-	QString name = obs_data_get_string(req->data, "transition-name");
+	QString name = obs_data_get_string(request.parameters(), "transition-name");
 	bool success = Utils::SetTransitionByName(name);
 	if (!success) {
-		return req->SendErrorResponse("requested transition does not exist");
+		return request.failed("requested transition does not exist");
 	}
 	
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -95,14 +95,14 @@ HandlerResponse WSRequestHandler::HandleSetCurrentTransition(WSRequestHandler* r
  * @category transitions
  * @since 4.0.0
  */
-HandlerResponse WSRequestHandler::HandleSetTransitionDuration(WSRequestHandler* req) {
-	if (!req->hasField("duration")) {
-		return req->SendErrorResponse("missing request parameters");
+RpcResponse WSRequestHandler::SetTransitionDuration(const RpcRequest& request) {
+	if (!request.hasField("duration")) {
+		return request.failed("missing request parameters");
 	}
 
-	int ms = obs_data_get_int(req->data, "duration");
+	int ms = obs_data_get_int(request.parameters(), "duration");
 	obs_frontend_set_transition_duration(ms);
-	return req->SendOKResponse();
+	return request.success();
 }
 
 /**
@@ -115,8 +115,27 @@ HandlerResponse WSRequestHandler::HandleSetTransitionDuration(WSRequestHandler*
  * @category transitions
  * @since 4.1.0
  */
-HandlerResponse WSRequestHandler::HandleGetTransitionDuration(WSRequestHandler* req) {
+RpcResponse WSRequestHandler::GetTransitionDuration(const RpcRequest& request) {
 	OBSDataAutoRelease response = obs_data_create();
 	obs_data_set_int(response, "transition-duration", obs_frontend_get_transition_duration());
-	return req->SendOKResponse(response);
+	return request.success(response);
+}
+
+/**
+ * Get the position of the current transition.
+ *
+ * @return {double} `position` current transition position. This value will be between 0.0 and 1.0. Note: Transition returns 1.0 when not active.
+ *
+ * @api requests
+ * @name GetTransitionPosition
+ * @category transitions
+ * @since 4.8.0
+ */
+RpcResponse WSRequestHandler::GetTransitionPosition(const RpcRequest& request) {
+	OBSSourceAutoRelease currentTransition = obs_frontend_get_current_transition();
+
+	OBSDataAutoRelease response = obs_data_create();
+	obs_data_set_double(response, "position", obs_transition_get_time(currentTransition));
+
+	return request.success(response);
 }

src/WSServer.cpp

@@ -31,6 +31,7 @@ with this program. If not, see <https://www.gnu.org/licenses/>
 #include "obs-websocket.h"
 #include "Config.h"
 #include "Utils.h"
+#include "protocol/OBSRemoteProtocol.h"
 
 QT_USE_NAMESPACE
 
@@ -43,6 +44,7 @@ WSServer::WSServer()
 	  _connections(),
 	  _clMutex(QMutex::Recursive)
 {
+        _server.get_alog().clear_channels(websocketpp::log::alevel::frame_header | websocketpp::log::alevel::frame_payload | websocketpp::log::alevel::control);
 	_server.init_asio();
 #ifndef _WIN32
 	_server.set_reuse_addr(true);
@@ -82,7 +84,7 @@ void WSServer::start(quint16 port)
 
 		obs_frontend_push_ui_translation(obs_module_get_string);
 		QString errorTitle = tr("OBSWebsocket.Server.StartFailed.Title");
-		QString errorMessage = tr("OBSWebsocket.Server.StartFailed.Message").arg(_serverPort);
+		QString errorMessage = tr("OBSWebsocket.Server.StartFailed.Message").arg(_serverPort).arg(errorCodeMessage.c_str());
 		obs_frontend_pop_ui_translation();
 
 		QMainWindow* mainWindow = reinterpret_cast<QMainWindow*>(obs_frontend_get_main_window());
@@ -124,8 +126,15 @@ void WSServer::stop()
 	blog(LOG_INFO, "server stopped successfully");
 }
 
-void WSServer::broadcast(std::string message)
+void WSServer::broadcast(const RpcEvent& event)
 {
+	OBSRemoteProtocol protocol;
+	std::string message = protocol.encodeEvent(event);
+
+	if (GetConfig()->DebugEnabled) {
+		blog(LOG_INFO, "Update << '%s'", message.c_str());
+	}
+
 	QMutexLocker locker(&_clMutex);
 	for (connection_hdl hdl : _connections) {
 		if (GetConfig()->AuthRequired) {
@@ -171,8 +180,17 @@ void WSServer::onMessage(connection_hdl hdl, server::message_ptr message)
 		ConnectionProperties& connProperties = _connectionProperties[hdl];
 		locker.unlock();
 
-		WSRequestHandler handler(connProperties);
-		std::string response = handler.processIncomingMessage(payload);
+		if (GetConfig()->DebugEnabled) {
+			blog(LOG_INFO, "Request >> '%s'", payload.c_str());
+		}
+
+		WSRequestHandler requestHandler(connProperties);
+		OBSRemoteProtocol protocol;
+		std::string response = protocol.processMessage(requestHandler, payload);
+
+		if (GetConfig()->DebugEnabled) {
+			blog(LOG_INFO, "Response << '%s'", response.c_str());
+		}
 
 		websocketpp::lib::error_code errorCode;
 		_server.send(hdl, response, websocketpp::frame::opcode::text, errorCode);

src/WSServer.h

@@ -30,8 +30,8 @@ with this program. If not, see <https://www.gnu.org/licenses/>
 #include <websocketpp/server.hpp>
 
 #include "ConnectionProperties.h"
-
 #include "WSRequestHandler.h"
+#include "rpc/RpcEvent.h"
 
 using websocketpp::connection_hdl;
 
@@ -46,7 +46,7 @@ public:
 	virtual ~WSServer();
 	void start(quint16 port);
 	void stop();
-	void broadcast(std::string message);
+	void broadcast(const RpcEvent& event);
 	QThreadPool* threadPool() {
 		return &_threadPool;
 	}

src/obs-websocket.h

@@ -56,6 +56,6 @@ ConfigPtr GetConfig();
 WSServerPtr GetServer();
 WSEventsPtr GetEventsSystem();
 
-#define OBS_WEBSOCKET_VERSION "4.7.0"
+#define OBS_WEBSOCKET_VERSION "4.8.0"
 
 #define blog(level, msg, ...) blog(level, "[obs-websocket] " msg, ##__VA_ARGS__)

src/protocol/OBSRemoteProtocol.cpp

@@ -0,0 +1,119 @@
+/*
+obs-websocket
+Copyright (C) 2016-2019	Stéphane Lepin <stephane.lepin@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program. If not, see <https://www.gnu.org/licenses/>
+*/
+
+#include <inttypes.h>
+
+#include "OBSRemoteProtocol.h"
+#include "../WSRequestHandler.h"
+#include "../rpc/RpcEvent.h"
+#include "../Utils.h"
+
+std::string OBSRemoteProtocol::processMessage(WSRequestHandler& requestHandler, std::string message)
+{
+	std::string msgContainer(message);
+	const char* msg = msgContainer.c_str();
+
+	OBSDataAutoRelease data = obs_data_create_from_json(msg);
+	if (!data) {
+		blog(LOG_ERROR, "invalid JSON payload received for '%s'", msg);
+		return errorResponse(QString::Null(), "invalid JSON payload");
+	}
+
+	if (!obs_data_has_user_value(data, "request-type") || !obs_data_has_user_value(data, "message-id")) {
+		return errorResponse(QString::Null(), "missing request parameters");
+	}
+
+	QString methodName = obs_data_get_string(data, "request-type");
+	QString messageId = obs_data_get_string(data, "message-id");
+
+	OBSDataAutoRelease params = obs_data_create();
+	obs_data_apply(params, data);
+	obs_data_unset_user_value(params, "request-type");
+	obs_data_unset_user_value(params, "message-id");
+
+	RpcRequest request(messageId, methodName, params);
+	RpcResponse response = requestHandler.processRequest(request);
+
+	OBSData additionalFields = response.additionalFields();
+	switch (response.status()) {
+		case RpcResponse::Status::Ok:
+			return successResponse(messageId, additionalFields);
+		case RpcResponse::Status::Error:
+			return errorResponse(messageId, response.errorMessage(), additionalFields);
+	}
+
+	return std::string();
+}
+
+std::string OBSRemoteProtocol::encodeEvent(const RpcEvent& event)
+{
+	OBSDataAutoRelease eventData = obs_data_create();
+
+	QString updateType = event.updateType();
+	obs_data_set_string(eventData, "update-type", updateType.toUtf8().constData());
+
+	std::optional<uint64_t> streamTime = event.streamTime();
+	if (streamTime.has_value()) {
+		QString streamingTimecode = Utils::nsToTimestamp(streamTime.value());
+		obs_data_set_string(eventData, "stream-timecode", streamingTimecode.toUtf8().constData());
+	}
+
+	std::optional<uint64_t> recordingTime = event.recordingTime();
+	if (recordingTime.has_value()) {
+		QString recordingTimecode = Utils::nsToTimestamp(recordingTime.value());
+		obs_data_set_string(eventData, "rec-timecode", recordingTimecode.toUtf8().constData());
+	}
+
+	OBSData additionalFields = event.additionalFields();
+	if (additionalFields) {
+		obs_data_apply(eventData, additionalFields);
+	}
+
+	return std::string(obs_data_get_json(eventData));
+}
+
+std::string OBSRemoteProtocol::buildResponse(QString messageId, QString status, obs_data_t* fields)
+{
+	OBSDataAutoRelease response = obs_data_create();
+	if (!messageId.isNull()) {
+		obs_data_set_string(response, "message-id", messageId.toUtf8().constData());
+	}
+	obs_data_set_string(response, "status", status.toUtf8().constData());
+
+	if (fields) {
+		obs_data_apply(response, fields);
+	}
+
+	std::string responseString = obs_data_get_json(response);
+	return responseString;
+}
+
+std::string OBSRemoteProtocol::successResponse(QString messageId, obs_data_t* fields)
+{
+	return buildResponse(messageId, "ok", fields);
+}
+
+std::string OBSRemoteProtocol::errorResponse(QString messageId, QString errorMessage, obs_data_t* additionalFields)
+{
+	OBSDataAutoRelease fields = obs_data_create();
+	if (additionalFields) {
+		obs_data_apply(fields, additionalFields);
+	}
+	obs_data_set_string(fields, "error", errorMessage.toUtf8().constData());
+	return buildResponse(messageId, "error", fields);
+}

src/protocol/OBSRemoteProtocol.h

@@ -0,0 +1,38 @@
+/*
+obs-websocket
+Copyright (C) 2016-2019	Stéphane Lepin <stephane.lepin@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program. If not, see <https://www.gnu.org/licenses/>
+*/
+
+#pragma once
+
+#include <string>
+#include <obs-data.h>
+#include <QtCore/QString>
+
+class WSRequestHandler;
+class RpcEvent;
+
+class OBSRemoteProtocol
+{
+public:
+	std::string processMessage(WSRequestHandler& requestHandler, std::string message);
+	std::string encodeEvent(const RpcEvent& event);
+
+private:
+	std::string buildResponse(QString messageId, QString status, obs_data_t* fields = nullptr);
+	std::string successResponse(QString messageId, obs_data_t* fields = nullptr);
+	std::string errorResponse(QString messageId, QString errorMessage, obs_data_t* additionalFields = nullptr);
+};

src/rpc/RpcEvent.cpp

@@ -0,0 +1,35 @@
+/*
+obs-websocket
+Copyright (C) 2016-2020	Stéphane Lepin <stephane.lepin@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program. If not, see <https://www.gnu.org/licenses/>
+*/
+
+#include "RpcEvent.h"
+
+RpcEvent::RpcEvent(
+	const QString& updateType,
+	std::optional<uint64_t> streamTime, std::optional<uint64_t> recordingTime,
+	obs_data_t* additionalFields
+) :
+	_updateType(updateType),
+	_streamTime(streamTime),
+	_recordingTime(recordingTime),
+	_additionalFields(nullptr)
+{
+	if (additionalFields) {
+		_additionalFields = obs_data_create();
+		obs_data_apply(_additionalFields, additionalFields);
+	}
+}

src/rpc/RpcEvent.h

@@ -0,0 +1,61 @@
+/*
+obs-websocket
+Copyright (C) 2016-2020	Stéphane Lepin <stephane.lepin@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program. If not, see <https://www.gnu.org/licenses/>
+*/
+
+#pragma once
+
+#include <optional>
+#include <obs-data.h>
+#include <QtCore/QString>
+
+#include "../obs-websocket.h"
+
+class RpcEvent
+{
+public:
+	explicit RpcEvent(
+		const QString& updateType,
+		std::optional<uint64_t> streamTime, std::optional<uint64_t> recordingTime,
+		obs_data_t* additionalFields = nullptr
+	);
+
+	const QString& updateType() const
+	{
+		return _updateType;
+	}
+
+	const std::optional<uint64_t> streamTime() const
+	{
+		return _streamTime;
+	}
+
+	const std::optional<uint64_t> recordingTime() const
+	{
+		return _recordingTime;
+	}
+
+	const OBSData additionalFields() const
+	{
+		return OBSData(_additionalFields);
+	}
+
+private:
+	QString _updateType;
+	std::optional<uint64_t> _streamTime;
+	std::optional<uint64_t> _recordingTime;
+	OBSDataAutoRelease _additionalFields;
+};

src/rpc/RpcRequest.cpp

@@ -0,0 +1,104 @@
+/*
+obs-websocket
+Copyright (C) 2016-2019	Stéphane Lepin <stephane.lepin@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program. If not, see <https://www.gnu.org/licenses/>
+*/
+
+#include "RpcRequest.h"
+#include "RpcResponse.h"
+
+RpcRequest::RpcRequest(const QString& messageId, const QString& methodName, obs_data_t* params) :
+	_messageId(messageId),
+	_methodName(methodName),
+	_parameters(nullptr)
+{
+	if (params) {
+		_parameters = obs_data_create();
+		obs_data_apply(_parameters, params);
+	}
+}
+
+const RpcResponse RpcRequest::success(obs_data_t* additionalFields) const
+{
+	return RpcResponse::ok(*this, additionalFields);
+}
+
+const RpcResponse RpcRequest::failed(const QString& errorMessage, obs_data_t* additionalFields) const
+{
+	return RpcResponse::fail(*this, errorMessage, additionalFields);
+}
+
+const bool RpcRequest::hasField(QString name, obs_data_type expectedFieldType, obs_data_number_type expectedNumberType) const
+{
+	if (!_parameters || name.isEmpty() || name.isNull()) {
+		return false;
+	}
+
+	OBSDataItemAutoRelease dataItem = obs_data_item_byname(_parameters, name.toUtf8());
+	if (!dataItem) {
+		return false;
+	}
+
+	if (expectedFieldType != OBS_DATA_NULL) {
+		obs_data_type fieldType = obs_data_item_gettype(dataItem);
+		if (fieldType != expectedFieldType) {
+			return false;
+		}
+
+		if (fieldType == OBS_DATA_NUMBER && expectedNumberType != OBS_DATA_NUM_INVALID) {
+			obs_data_number_type numberType = obs_data_item_numtype(dataItem);
+			if (numberType != expectedNumberType) {
+				return false;
+			}
+		}
+	}
+
+	return true;
+}
+
+const bool RpcRequest::hasBool(QString fieldName) const
+{
+	return this->hasField(fieldName, OBS_DATA_BOOLEAN);
+}
+
+const bool RpcRequest::hasString(QString fieldName) const
+{
+	return this->hasField(fieldName, OBS_DATA_STRING);
+}
+
+const bool RpcRequest::hasNumber(QString fieldName, obs_data_number_type expectedNumberType) const
+{
+	return this->hasField(fieldName, OBS_DATA_NUMBER, expectedNumberType);
+}
+
+const bool RpcRequest::hasInteger(QString fieldName) const
+{
+	return this->hasNumber(fieldName, OBS_DATA_NUM_INT);
+}
+
+const bool RpcRequest::hasDouble(QString fieldName) const
+{
+	return this->hasNumber(fieldName, OBS_DATA_NUM_DOUBLE);
+}
+
+const bool RpcRequest::hasArray(QString fieldName) const
+{
+	return this->hasField(fieldName, OBS_DATA_ARRAY);
+}
+
+const bool RpcRequest::hasObject(QString fieldName) const
+{
+	return this->hasField(fieldName, OBS_DATA_OBJECT);
+}

src/rpc/RpcRequest.h

@@ -0,0 +1,65 @@
+/*
+obs-websocket
+Copyright (C) 2016-2019	Stéphane Lepin <stephane.lepin@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program. If not, see <https://www.gnu.org/licenses/>
+*/
+
+#pragma once
+
+#include <obs-data.h>
+#include <QtCore/QString>
+#include "../obs-websocket.h"
+
+// forward declarations
+class RpcResponse;
+
+class RpcRequest
+{
+public:
+	explicit RpcRequest(const QString& messageId, const QString& methodName, obs_data_t* params);
+	
+	const QString& messageId() const
+	{
+		return _messageId;
+	}
+		
+	const QString& methodName() const
+	{
+		return _methodName;
+	}
+
+	const OBSData parameters() const
+	{
+		return OBSData(_parameters);
+	}
+
+	const RpcResponse success(obs_data_t* additionalFields = nullptr) const;
+	const RpcResponse failed(const QString& errorMessage, obs_data_t* additionalFields = nullptr) const;
+
+	const bool hasField(QString fieldName, obs_data_type expectedFieldType = OBS_DATA_NULL,
+					obs_data_number_type expectedNumberType = OBS_DATA_NUM_INVALID) const;
+	const bool hasBool(QString fieldName) const;
+	const bool hasString(QString fieldName) const;
+	const bool hasNumber(QString fieldName, obs_data_number_type expectedNumberType = OBS_DATA_NUM_INVALID) const;
+	const bool hasInteger(QString fieldName) const;
+	const bool hasDouble(QString fieldName) const;
+	const bool hasArray(QString fieldName) const;
+	const bool hasObject(QString fieldName) const;
+
+private:
+	const QString _messageId;
+	const QString _methodName;
+	OBSDataAutoRelease _parameters;
+};

src/rpc/RpcResponse.cpp

@@ -0,0 +1,48 @@
+/*
+obs-websocket
+Copyright (C) 2016-2019	Stéphane Lepin <stephane.lepin@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program. If not, see <https://www.gnu.org/licenses/>
+*/
+
+#include "RpcResponse.h"
+#include "RpcRequest.h"
+
+RpcResponse::RpcResponse(
+	Status status, const QString& messageId,
+	const QString& methodName, obs_data_t* additionalFields
+) :
+	_status(status),
+	_messageId(messageId),
+	_methodName(methodName),
+	_additionalFields(nullptr)
+{
+	if (additionalFields) {
+		_additionalFields = obs_data_create();
+		obs_data_apply(_additionalFields, additionalFields);
+	}
+}
+
+const RpcResponse RpcResponse::ok(const RpcRequest& request, obs_data_t* additionalFields)
+{
+	RpcResponse response(Status::Ok, request.messageId(), request.methodName(), additionalFields);
+	return response;
+} 
+
+const RpcResponse RpcResponse::fail(const RpcRequest& request, const QString& errorMessage, obs_data_t* additionalFields)
+{
+	RpcResponse response(Status::Error, request.messageId(), request.methodName(), additionalFields);
+	response._errorMessage = errorMessage;
+	return response;
+}

src/rpc/RpcResponse.h

@@ -0,0 +1,70 @@
+/*
+obs-websocket
+Copyright (C) 2016-2019	Stéphane Lepin <stephane.lepin@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program. If not, see <https://www.gnu.org/licenses/>
+*/
+
+#pragma once
+
+#include <obs-data.h>
+#include <QtCore/QString>
+#include "../obs-websocket.h"
+
+class RpcRequest;
+
+class RpcResponse
+{
+public:
+	enum Status { Unknown, Ok, Error };
+
+	static RpcResponse ofRequest(const RpcRequest& request);
+	static const RpcResponse ok(const RpcRequest& request, obs_data_t* additionalFields = nullptr);
+	static const RpcResponse fail(
+		const RpcRequest& request, const QString& errorMessage,
+		obs_data_t* additionalFields = nullptr
+	);
+
+	Status status() {
+		return _status;
+	}
+
+	const QString& messageId() const {
+		return _messageId;
+	}
+	
+	const QString& methodName() const {
+		return _methodName;
+	}
+
+	const QString& errorMessage() const {
+		return _errorMessage;
+	}
+	
+	const OBSData additionalFields() const {
+		return OBSData(_additionalFields);
+	}
+
+private:
+	explicit RpcResponse(
+		Status status,
+		const QString& messageId, const QString& methodName,
+		obs_data_t* additionalFields = nullptr
+	);
+	const Status _status;
+	const QString _messageId;
+	const QString _methodName;
+	QString _errorMessage;
+	OBSDataAutoRelease _additionalFields;
+};