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WSEvents(OnTransitionBegin): refactor event code

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This commit is contained in:
Stéphane Lepin 2019-08-30 13:36:45 +02:00
parent 3142e097a5
commit 5d74d5d03e
3 changed files with 32 additions and 18 deletions
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20
src/Utils.cpp
View File

@ -362,6 +362,26 @@ QSpinBox* Utils::GetTransitionDurationControl() {
return window->findChild<QSpinBox*>("transitionDuration");
}
int Utils::GetTransitionDuration(obs_source_t* transition) {
if (!transition || obs_source_get_type(transition) != OBS_SOURCE_TYPE_TRANSITION) {
return -1;
}
OBSSourceAutoRelease destinationScene = obs_transition_get_active_source(transition);
OBSDataAutoRelease destinationSettings = obs_source_get_private_settings(destinationScene);
// Detect if transition is the global transition or a transition override.
// Fetching the duration is different depending on the case.
obs_data_item_t* transitionDurationItem = obs_data_item_byname(destinationSettings, "transition_duration");
int duration = (
transitionDurationItem
? obs_data_item_get_int(transitionDurationItem)
: obs_frontend_get_transition_duration()
);
return duration;
}
bool Utils::SetTransitionByName(QString transitionName) {
OBSSourceAutoRelease transition = GetTransitionFromName(transitionName);

2
src/Utils.h
View File

@ -54,6 +54,8 @@ class Utils {
// 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 bool SetTransitionByName(QString transitionName);
static QString OBSVersionString();

28
src/WSEvents.cpp
View File

@ -847,33 +847,25 @@ void WSEvents::OnTransitionBegin(void* param, calldata_t* data) {
auto instance = reinterpret_cast<WSEvents*>(param);
OBSSource transition = calldata_get_pointer<obs_source_t>(data, "source");
if (!transition) return;
if (!transition) {
return;
}
// Detect if transition is the global transition or a transition override.
// Fetching the duration is different depending on the case.
OBSSourceAutoRelease sourceScene = obs_transition_get_source(transition, OBS_TRANSITION_SOURCE_A);
OBSSourceAutoRelease destinationScene = obs_transition_get_active_source(transition);
OBSDataAutoRelease destinationSettings = obs_source_get_private_settings(destinationScene);
int duration = -1;
if (obs_data_has_default_value(destinationSettings, "transition_duration") ||
obs_data_has_user_value(destinationSettings, "transition_duration"))
{
duration = obs_data_get_int(destinationSettings, "transition_duration");
} else {
duration = obs_frontend_get_transition_duration();
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));
if (duration >= 0) {
obs_data_set_int(fields, "duration", duration);
} else {
blog(LOG_WARNING, "OnTransitionBegin: duration is negative !");
}
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));
}