autoconcatgenescript

ffmpeg_concat.py

#!/usr/bin/env python3
import argparse
import os
import subprocess

VERSION = '1.0'

def process_arguments():
    parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter)

    # video options
    file_options = parser.add_argument_group('File Options')
    file_options.add_argument('-i', '--input', help='source video file/directory', action='append', required=True)
    file_options.add_argument('-o', '--output', help='output video file', action='store', required=True)
    file_options.add_argument('-f', '--ffmpeg_binary', help='FFmpeg binary file', action='store', default='ffmpeg')

    # parse arguments
    return parser.parse_args()


# process arguments
args = process_arguments()

# verify input files
if not os.path.isdir(args.input[0]):
    for path in args.input:
        assert os.path.isfile(path), f'ファイルがありません: {path}'
else:
    # sorted([os.path.join(args.input[0], f) for f in os.listdir(args.input[0]) if os.path.isfile(os.path.join(args.input[0], f))])
    videos = []
    for f in os.listdir(args.input[0]):
        if os.path.isfile(os.path.join(args.input[0], f)):
            videos.append(os.path.join(args.input[0], f))
    args.input = sorted(videos)

#concat lists gene
ccat_files = 'concat:'
for input_file in args.input:
    ccat_files += input_file+'|'

print("Combine Start...")

#変換プロセス
execute = [
    args.ffmpeg_binary,
    '-i',
    f'{ccat_files}',
    '-c',
    'copy',
    args.output,
    '-y'
]

subprocess.run(execute, check=True)