InvokeAI/invokeai/app/invocations/collections.py
Martin Kristiansen 218b6d0546 Apply black
2023-07-27 10:54:01 -04:00

138 lines
4.4 KiB
Python

# Copyright (c) 2023 Kyle Schouviller (https://github.com/kyle0654) and the InvokeAI Team
from typing import Literal
import numpy as np
from pydantic import Field, validator
from invokeai.app.models.image import ImageField
from invokeai.app.util.misc import SEED_MAX, get_random_seed
from .baseinvocation import BaseInvocation, BaseInvocationOutput, InvocationConfig, InvocationContext, UIConfig
class IntCollectionOutput(BaseInvocationOutput):
"""A collection of integers"""
type: Literal["int_collection"] = "int_collection"
# Outputs
collection: list[int] = Field(default=[], description="The int collection")
class FloatCollectionOutput(BaseInvocationOutput):
"""A collection of floats"""
type: Literal["float_collection"] = "float_collection"
# Outputs
collection: list[float] = Field(default=[], description="The float collection")
class ImageCollectionOutput(BaseInvocationOutput):
"""A collection of images"""
type: Literal["image_collection"] = "image_collection"
# Outputs
collection: list[ImageField] = Field(default=[], description="The output images")
class Config:
schema_extra = {"required": ["type", "collection"]}
class RangeInvocation(BaseInvocation):
"""Creates a range of numbers from start to stop with step"""
type: Literal["range"] = "range"
# Inputs
start: int = Field(default=0, description="The start of the range")
stop: int = Field(default=10, description="The stop of the range")
step: int = Field(default=1, description="The step of the range")
class Config(InvocationConfig):
schema_extra = {
"ui": {"title": "Range", "tags": ["range", "integer", "collection"]},
}
@validator("stop")
def stop_gt_start(cls, v, values):
if "start" in values and v <= values["start"]:
raise ValueError("stop must be greater than start")
return v
def invoke(self, context: InvocationContext) -> IntCollectionOutput:
return IntCollectionOutput(collection=list(range(self.start, self.stop, self.step)))
class RangeOfSizeInvocation(BaseInvocation):
"""Creates a range from start to start + size with step"""
type: Literal["range_of_size"] = "range_of_size"
# Inputs
start: int = Field(default=0, description="The start of the range")
size: int = Field(default=1, description="The number of values")
step: int = Field(default=1, description="The step of the range")
class Config(InvocationConfig):
schema_extra = {
"ui": {"title": "Sized Range", "tags": ["range", "integer", "size", "collection"]},
}
def invoke(self, context: InvocationContext) -> IntCollectionOutput:
return IntCollectionOutput(collection=list(range(self.start, self.start + self.size, self.step)))
class RandomRangeInvocation(BaseInvocation):
"""Creates a collection of random numbers"""
type: Literal["random_range"] = "random_range"
# Inputs
low: int = Field(default=0, description="The inclusive low value")
high: int = Field(default=np.iinfo(np.int32).max, description="The exclusive high value")
size: int = Field(default=1, description="The number of values to generate")
seed: int = Field(
ge=0,
le=SEED_MAX,
description="The seed for the RNG (omit for random)",
default_factory=get_random_seed,
)
class Config(InvocationConfig):
schema_extra = {
"ui": {"title": "Random Range", "tags": ["range", "integer", "random", "collection"]},
}
def invoke(self, context: InvocationContext) -> IntCollectionOutput:
rng = np.random.default_rng(self.seed)
return IntCollectionOutput(collection=list(rng.integers(low=self.low, high=self.high, size=self.size)))
class ImageCollectionInvocation(BaseInvocation):
"""Load a collection of images and provide it as output."""
# fmt: off
type: Literal["image_collection"] = "image_collection"
# Inputs
images: list[ImageField] = Field(
default=[], description="The image collection to load"
)
# fmt: on
def invoke(self, context: InvocationContext) -> ImageCollectionOutput:
return ImageCollectionOutput(collection=self.images)
class Config(InvocationConfig):
schema_extra = {
"ui": {
"type_hints": {
"title": "Image Collection",
"images": "image_collection",
}
},
}