53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
from logging import getLogger
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from typing import Callable, Optional
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from PIL import Image
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from ..params import ImageParams, Size, StageParams
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from ..server import ServerContext
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from ..worker import WorkerContext
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from .base import BaseStage
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from .result import StageResult
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logger = getLogger(__name__)
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class SourceNoiseStage(BaseStage):
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def run(
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self,
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_worker: WorkerContext,
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_server: ServerContext,
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_stage: StageParams,
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_params: ImageParams,
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sources: StageResult,
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*,
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size: Size,
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noise_source: Callable,
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stage_source: Optional[Image.Image] = None,
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**kwargs,
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) -> StageResult:
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logger.info("generating image from noise source")
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if len(sources) > 0:
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logger.info(
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"source images were passed to a source stage, new images will be appended"
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)
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outputs = []
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# TODO: looping over sources and ignoring params does not make much sense for a source stage
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for source in sources.as_image():
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output = noise_source(source, (size.width, size.height), (0, 0))
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logger.info("final output image size: %sx%s", output.width, output.height)
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outputs.append(output)
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return StageResult(images=outputs)
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def outputs(
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self,
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params: ImageParams,
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sources: int,
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) -> int:
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return sources + 1
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