Codex
109 lines
4.1 KiB
Python
109 lines
4.1 KiB
Python
from __future__ import annotations
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from pathlib import Path
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import typer
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from rich import print
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from .pipeline import MattingPipeline, run_image
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from .settings import (
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AlphaPostSettings,
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ChromaSettings,
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DespillSettings,
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ModelSettings,
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PipelineSettings,
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TrimapSettings,
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)
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app = typer.Typer(help="Offline green screen character matting.")
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def _settings(
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model_name: str,
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device: str,
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matting_method: str,
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fallback_to_chroma_alpha: bool,
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sure_bg_threshold: float,
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sure_fg_threshold: float,
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unknown_radius_ratio: float,
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fg_safe_radius_ratio: float,
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despill: bool,
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) -> PipelineSettings:
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return PipelineSettings(
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chroma=ChromaSettings(),
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trimap=TrimapSettings(
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sure_bg_threshold=sure_bg_threshold,
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sure_fg_threshold=sure_fg_threshold,
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unknown_radius_ratio=unknown_radius_ratio,
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fg_safe_radius_ratio=fg_safe_radius_ratio,
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),
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alpha_post=AlphaPostSettings(),
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despill=DespillSettings(enabled=despill),
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model=ModelSettings(
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model_name=model_name,
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device=device,
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matting_method=matting_method,
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fallback_to_chroma_alpha=fallback_to_chroma_alpha,
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),
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)
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@app.command()
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def main(
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input: Path | None = typer.Option(None, "--input", "-i", exists=True, file_okay=True, dir_okay=False),
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output: Path | None = typer.Option(None, "--output", "-o", file_okay=True, dir_okay=False),
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input_dir: Path | None = typer.Option(None, "--input-dir", exists=True, file_okay=False, dir_okay=True),
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output_dir: Path | None = typer.Option(None, "--output-dir", file_okay=False, dir_okay=True),
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debug_dir: Path | None = typer.Option(None, "--debug-dir", file_okay=False, dir_okay=True),
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model_name: str = typer.Option("hustvl/vitmatte-small-composition-1k", "--model-name"),
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device: str = typer.Option("cuda", "--device"),
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matting_method: str = typer.Option("vitmatte", "--matting-method"),
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fallback_to_chroma_alpha: bool = typer.Option(False, "--fallback-to-chroma-alpha/--no-fallback-to-chroma-alpha"),
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sure_bg_threshold: float = typer.Option(0.92, "--sure-bg-threshold", min=0.0, max=1.0),
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sure_fg_threshold: float = typer.Option(0.12, "--sure-fg-threshold", min=0.0, max=1.0),
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unknown_radius_ratio: float = typer.Option(0.012, "--unknown-radius-ratio", min=0.0),
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fg_safe_radius_ratio: float = typer.Option(0.006, "--fg-safe-radius-ratio", min=0.0),
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despill: bool = typer.Option(True, "--despill/--no-despill"),
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) -> None:
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settings = _settings(
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model_name=model_name,
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device=device,
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matting_method=matting_method,
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fallback_to_chroma_alpha=fallback_to_chroma_alpha,
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sure_bg_threshold=sure_bg_threshold,
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sure_fg_threshold=sure_fg_threshold,
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unknown_radius_ratio=unknown_radius_ratio,
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fg_safe_radius_ratio=fg_safe_radius_ratio,
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despill=despill,
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)
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try:
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if input_dir is not None:
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if output_dir is None:
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raise typer.BadParameter("--output-dir is required when --input-dir is used")
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images = sorted(
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p for p in input_dir.iterdir() if p.suffix.lower() in {".png", ".jpg", ".jpeg", ".webp"}
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)
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if not images:
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raise typer.BadParameter(f"No supported images found in {input_dir}")
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pipeline = MattingPipeline(settings)
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for image_path in images:
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out_path = output_dir / f"{image_path.stem}_rgba.png"
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dbg = None if debug_dir is None else debug_dir / image_path.stem
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result = pipeline.run_image(image_path, out_path, dbg)
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print(f"[green]wrote[/green] {result['output']}")
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return
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if input is None or output is None:
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raise typer.BadParameter("Use either --input/--output or --input-dir/--output-dir")
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result = run_image(input, output, debug_dir, settings)
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print(f"[green]wrote[/green] {result['output']}")
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except RuntimeError as exc:
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print(f"[red]error:[/red] {exc}")
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raise typer.Exit(code=1) from exc
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if __name__ == "__main__":
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app()
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