78 lines
2.5 KiB
Python
78 lines
2.5 KiB
Python
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import argparse
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from pathlib import Path
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import random
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import string
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import subprocess
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from typing import Any, Dict, List, Tuple
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def get_args() -> Dict[str, Any]:
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parser = argparse.ArgumentParser(
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prog='video_to_gif.py',
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description='Use ffmpeg and gifski to make GIFs from videos',
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epilog='— Be gay and do crime')
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parser.add_argument('input', type=str, metavar='INPUT', nargs='+',
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help="input file, supports passing a glob like /Users/MyName/Videos/*.mov")
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parser.add_argument('-w', '--width', type=str, default='960',
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help='width of the GIF in pixels, respecting aspect ratio (default: 960)')
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parser.add_argument('-r', '--framerate', type=str,
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default='12', help='framerate of GIF (default: 12)'),
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parser.add_argument('-t', '--tag', type=str, default=get_tag(),
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help='optional tag included in file name')
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return vars(parser.parse_args())
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def get_tag() -> str:
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return ''.join(random.choices(string.ascii_uppercase + string.digits, k=5))
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def call_ffmpeg(command: List[str]) -> bool:
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print("ffmpeg", ' '.join(command))
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full_command = ["ffmpeg", '-hide_banner', '-loglevel', 'error'] + command
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# TODO: Find a way to avoid shell=True usage.
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process = subprocess.run(' '.join(full_command), shell=True)
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return process.returncode == 0
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def generate_gif_files(inputs: List[str], args: Dict[str, Any]) -> Dict[str, Tuple[bool, str]]:
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tag = args['tag']
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width = args['width']
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framerate = args['framerate']
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output_map = {}
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for input in inputs:
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file_name = f"{Path(input).stem}_{tag}.gif"
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full_path = f"{Path(input).parent}/{file_name}"
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command = ['-i', input, '-pix_fmt', 'yuv444p', '-f', 'yuv4mpegpipe', '-', '|', 'gifski', \
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'--width', f"{width}", '-r', f"{framerate}", '-o', f"{full_path}", '-']
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success = call_ffmpeg(command)
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# Tuple of (was it successful?, path of output)
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output_map[input] = (success, full_path)
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return output_map
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def make_gifs(args: Dict[str, Any]) -> None:
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inputs = args['input']
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output_map = generate_gif_files(inputs, args)
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successes = 0
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for input in output_map:
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entry = output_map[input]
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if entry[0]:
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print(f"Created {entry[1]} from {input}")
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successes += 1
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total = len(output_map)
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print(f"{successes} of {total} commands succeeded.")
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def main() -> None:
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make_gifs(get_args())
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return
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if __name__ == '__main__':
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main()
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