131 lines
3.3 KiB
Python
131 lines
3.3 KiB
Python
from logging import getLogger
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from pathlib import Path
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from time import time
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from typing import Any
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import ffmpeg
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from rich.prompt import Prompt
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from utils.log import configure_logging
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PATH = Path(__file__).parent
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INPUT_DIR = PATH / 'input'
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OUTPUT_DIR = PATH / 'output'
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OUTPUT_ARGS: dict[str, Any] = {
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'row-mt': 1,
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'loglevel': 'error',
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}
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logger = getLogger(__name__)
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def compress(input_file: Path, output_file: Path, sticker_width: int, max_size: int):
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file_input = ffmpeg.input(input_file)
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file_output = OUTPUT_DIR / input_file.name.replace(input_file.suffix, '.webm')
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stream = file_input.fps(fps=25, round='up')
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stream = stream.scale(w=sticker_width, h=-1, force_original_aspect_ratio='decrease')
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stream = stream.loop(loop=0)
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stream = stream.crop(
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out_w=f'min(min(iw,ih),{sticker_width})', out_h=f'min(min(iw,ih),{sticker_width})'
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)
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stream = stream.pad(color='0x00000000')
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if input_file.suffix in ('.gif', '.mp4'):
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duration = float(ffmpeg.probe(input_file)['streams'][0]['duration'])
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speed_factor = 1
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if duration > 3:
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speed_factor = duration / 3
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stream = stream.setpts(expr=f'PTS*{speed_factor}')
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output = ffmpeg.output(
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stream,
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filename=file_output,
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vcodec='libvpx-vp9',
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pix_fmt='yuva420p',
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extra_options=OUTPUT_ARGS,
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)
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try:
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output.run(overwrite_output=True)
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except Exception as e:
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logger.error(f"Error during first encoding: {e}")
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exit(1)
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file_size = file_output.stat().st_size
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if file_size / 1024 > max_size:
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initial_duration = float(ffmpeg.probe(input_file)['format']['duration'])
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bitrate = int(max_size * 8 / initial_duration * .65)
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temp_output = file_output.with_suffix('.tmp.webm')
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stream = ffmpeg.input(output_file, c='libvpx-vp9')
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output = ffmpeg.output(
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stream,
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filename=temp_output,
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vcodec='libvpx-vp9',
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pix_fmt='yuva420p',
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b=f'{bitrate}k',
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extra_options=OUTPUT_ARGS,
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)
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output.run(overwrite_output=True)
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file_output.unlink()
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temp_output.rename(output_file)
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def main():
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if not INPUT_DIR.exists():
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INPUT_DIR.mkdir(parents=True)
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if not OUTPUT_DIR.exists():
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OUTPUT_DIR.mkdir(parents=True)
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for file in OUTPUT_DIR.iterdir():
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file.unlink()
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sticker_type = Prompt.ask(
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'Do you want to create stickers or emoji or icon?', choices=['s', 'e', 'i']
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)
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match sticker_type:
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case 's':
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width = 512
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size = 256
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case 'e':
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width = 100
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size = 256
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case 'i':
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width = 100
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size = 32
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case _:
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width = 512
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size = 256
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started_at = time()
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for file in INPUT_DIR.iterdir():
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logger.info(f'Processing {file.name}...')
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if file.suffix not in ('.png', '.jpg', '.webp', '.gif', '.mp4'):
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logger.warning(f'Unsupported file type: {file.suffix}')
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continue
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file_path = INPUT_DIR / file.name
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file_output = OUTPUT_DIR / file.name.replace(file.suffix, '.webm')
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compress(file_path, file_output, width, size)
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logger.info(f'Finished in {round(time() - started_at, 2)} seconds')
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if __name__ == '__main__':
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configure_logging()
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main()
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