48 lines
1.2 KiB
Python
48 lines
1.2 KiB
Python
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from logging import getLogger
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from typing import List, Optional
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from PIL import Image
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from ..params import ImageParams, StageParams
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from ..server import ServerContext
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from ..worker import ProgressCallback, WorkerContext
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from .stage import BaseStage
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logger = getLogger(__name__)
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class BlendGridStage(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: List[Image.Image],
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*,
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height: int,
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width: int,
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rows: Optional[List[str]] = None,
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columns: Optional[List[str]] = None,
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title: Optional[str] = None,
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order: Optional[int] = None,
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stage_source: Optional[Image.Image] = None,
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_callback: Optional[ProgressCallback] = None,
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**kwargs,
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) -> List[Image.Image]:
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logger.info("combining source images using grid layout")
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size = sources[0].size
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output = Image.new("RGB", (size[0] * width, size[1] * height))
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# TODO: labels
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for i in order or range(len(sources)):
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x = i % width
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y = i / width
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output.paste(sources[i], (x * size[0], y * size[1]))
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return [output]
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