Separate main() function in a dedicated module.
This commit is contained in:
Frédéric Tronel
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__pycache__
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# SPDX-License-Identifier: GPL-2.0-or-later
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#
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# Copyright (C) 2026 Frédéric Tronel
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"""Entry point for ``python -m tscut``."""
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from tscut.cli import main
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if __name__ == "__main__":
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raise SystemExit(main())
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# SPDX-License-Identifier: GPL-2.0-or-later
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#
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# Copyright (C) 2026 Frédéric Tronel
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"""Command-line interface for tscut."""
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import argparse
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import logging
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from os import unlink
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import os.path
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from sys import exit
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from datetime import datetime,timedelta
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from shutil import copyfile, move
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import coloredlogs
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import hexdump
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from .tscut import check_required_tools, parse_time_interval, cmp_to_key, get_format,\
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SupportedFormat, compare_time_interval, ffmpeg_convert, parse_codec_private,\
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dump_codec_private_data, get_nearest_iframe, get_movie_duration, extract_all_streams,\
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extract_mkv_part, extract_srt, concatenate_h264_parts, concatenate_h264_ts_parts,\
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do_ocr, get_frame_rate, get_streams, get_ts_frame, remove_video_tracks_from_mkv,\
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merge_mkvs, extract_track_from_mkv, get_avc_config_from_h264,\
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get_codec_private_data_from_mkv, find_subtitles_tracks, change_codec_private_data,\
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get_tesseract_supported_lang, remux_srt_subtitles
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logger = logging.getLogger(__name__)
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def main() -> int:
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"""Run the tscut command-line interface."""
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coloredlogs.install()
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parser = argparse.ArgumentParser()
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parser.add_argument("-i", "--input", dest='input_file', type=str, required=True,
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help="Input file to process (can be .ts, .mp4 or .mkv).")
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parser.add_argument("-o", "--output", dest='output_file', type=str, required=True,
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help="Output MKV file to produce.")
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parser.add_argument("-p", "--part", dest='parts', nargs='+', required=False, action='append',
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metavar="hh:mm:ss[.mmm]-hh:mm:ss[.mmm]",
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help="Extract this exact part of the original file.")
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parser.add_argument("-k", "--keep", action='store_true',
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help="Do not cleanup temporary files after processing.")
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parser.add_argument("-t", "--threshold", action='store', type=int,
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help="Suppress headers and trailers that are smaller than the threshold.")
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parser.add_argument("-c", "--coarse", action='store_true', dest='coarse',
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help="Do not take trailers and headers into account.")
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parser.add_argument("--dump-memory", action='store_true', dest='dump',
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help="For debug purpose, dump all memory mapping of headers (and trailers)\
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before (after) each part. They are kept in memory only otherwise.")
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parser.add_argument("-s","--srt", action='store_true', dest='srt',
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help="Dump subtitles and make OCR and finally remux them in the movie\
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(as SRT).")
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parser.add_argument("-v","--verbose", action='store_true', dest='verbose', help="Debug.")
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parser.add_argument("-f","--framerate", action='store', type=int,
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help="Override frame rate estimator.")
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args = parser.parse_args()
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logger.info('Arguments: %s', args)
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if args.verbose:
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logger.info('Setting logging to debug mode')
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coloredlogs.set_level(level=logging.DEBUG)
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logger.debug('Arguments: %s', args)
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if args.coarse and args.threshold is not None:
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logger.error('--coarse and threshold arguments are exclusive.')
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exit(-1)
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if (not args.coarse) and args.threshold is None:
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args.threshold = 0
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all_optional_tools, paths = check_required_tools()
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# Flatten args.parts
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intervals = []
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if args.parts is not None:
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for part in args.parts:
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for subpart in part:
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intervals.append(subpart)
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parts=[]
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# Parse each interval
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for interval in intervals:
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ts1, ts2 = parse_time_interval(interval)
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if ts1 is None or ts2 is None:
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logger.error("Illegal time interval: %s", interval)
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exit(-1)
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parts.append((ts1,ts2))
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# Sort intervals
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parts.sort(key=cmp_to_key(compare_time_interval))
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# Check that no intervals are overlapping
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prevts = timedelta(0)
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for part in parts:
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ts1, ts2 = part
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if prevts > ts1:
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logger.error('Intervals are overlapping')
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exit(-1)
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prevts = ts2
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nb_parts = len(parts)
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temporaries = []
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basename = os.path.splitext(os.path.basename(args.input_file))[0]
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mp4filename = basename+'.mp4'
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mkvfilename = basename+'.mkv'
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try:
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input_file = open(args.input_file, mode='rb')
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logger.debug("Type of input file: %s", type(input_file))
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except IOError:
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logger.error("Impossible to open %s", args.input_file)
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exit(-1)
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format_of_file = get_format(paths['ffprobe'], input_file)
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if format_of_file is None:
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exit(-1)
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duration = timedelta(seconds=float(format_of_file['duration']))
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logger.info("Durée de l'enregistrement: %s", duration)
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if args.framerate is None:
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framerate = get_frame_rate(paths['ffprobe'], input_file)
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if framerate is None:
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logger.error('Impossible to estimate frame rate !')
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exit(-1)
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else:
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framerate = args.framerate
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logger.info('Frame rate: %.1f fps', framerate)
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found = False
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for f in SupportedFormat:
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if 'format_name' in format_of_file:
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if format_of_file['format_name'] == str(f):
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found = True
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format_of_file = f
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break
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if not found:
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logger.error('Unsupported format of file')
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if format_of_file == SupportedFormat.TS:
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logger.info("Converting TS to MP4 (to fix timestamps).")
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try:
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with open(mp4filename, 'wb+') as mp4:
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ffmpeg_convert(paths['ffmpeg'], paths['ffprobe'], input_file, 'mpegts', mp4, 'mp4',
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duration)
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temporaries.append(mp4)
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logger.info("Converting MP4 to MKV.")
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try:
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mkv = open(mkvfilename, 'wb+')
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except IOError:
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logger.error('')
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ffmpeg_convert(paths['ffmpeg'], paths['ffprobe'], mp4, 'mp4', mkv, 'matroska',
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duration)
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if nb_parts > 0:
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temporaries.append(mkv)
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except IOError:
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logger.error('')
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elif format_of_file == SupportedFormat.MP4:
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logger.info("Converting MP4 to MKV")
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try:
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mkv = open(mkvfilename, 'wb+')
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except IOError:
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logger.error('')
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ffmpeg_convert(paths['ffmpeg'], paths['ffprobe'], input_file, 'mp4', mkv, 'matroska',
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duration)
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if nb_parts > 0:
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temporaries.append(mkv)
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else:
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logger.info("Already in MKV")
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mkv = input_file
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streams = get_streams(paths['ffprobe'], mkv)
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logger.debug('Streams: %s', streams)
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main_video = None
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nb_videos = 0
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for stream in streams:
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if stream['codec_type'] == 'video':
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if stream['disposition']['default'] == 1:
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main_video = stream
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width = stream['width']
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height = stream['height']
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break
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nb_videos+=1
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if nb_videos == 1:
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main_video = stream
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width = stream['width']
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height = stream['height']
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else:
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main_video = None
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if main_video is None:
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logger.error('Impossible to find main video stream.')
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exit(-1)
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# We retrieve the main private codec data
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_, main_codec_private_data = get_codec_private_data_from_mkv(mkvinfo_path=paths['mkvinfo'],
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input_file=mkv)
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logger.debug('Main video stream has following private data: %s',
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hexdump.dump(main_codec_private_data, sep=':'))
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# We parse them
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main_avc_config = parse_codec_private(main_codec_private_data)
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logger.debug('AVC configuration: %s', main_avc_config)
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# We check if the parse and dump operations are idempotent.
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private_data = dump_codec_private_data(main_avc_config)
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logger.debug('Redump AVC configuration: %s', hexdump.dump(private_data, sep=':'))
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# In rare occasion, the PPS has trailing zeroes that do not seem to be related to useful data
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# but they differ from the private data we generate that do not contain them.
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# In that case we try to redecode our own private data to see if both AVC configurations are
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# the same.
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if main_codec_private_data != private_data:
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logger.warning('Difference detected in bitstream !!')
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iso_avc_config = parse_codec_private(private_data)
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logger.debug('Reread AVC configuration: %s', iso_avc_config)
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# If there exists a difference between our own reconstructed AVC configuration and the
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# original one, we abandon
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if iso_avc_config != main_avc_config:
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logger.error('AVC configurations are different: %s\n%s\n', main_avc_config,
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iso_avc_config)
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exit(-1)
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# Pour chaque portion
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partnum = 0
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mkvparts = []
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h264parts = []
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h264_ts = []
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checks = []
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pos = timedelta()
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other_avc_configs = []
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for ts1, ts2 in parts:
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# TODO: translate comment in english
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# Trouver l'estampille de la trame 'I' la plus proche (mais postérieure) au début
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# de la portion.
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# Trouver l'estampille de la trame 'I' la plus proche (mais antérieure) à la fin
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# de la portion.
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# On a alors
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# debut ----- trame --------- trame --------- fin fin+1
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# 'B/P' 'B/P'* 'I' 'I' 'B/P'* 'B/P' 'I/B/P'
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# Si la trame de début est déjà 'I', il n'y a rien à faire.
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# Sinon on extrait les trames 'B' ou 'P' depuis le début jusqu'à la trame 'I' non incluse.
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# Si la trame de fin précède une trame I, on n'a rien à faire.
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# Sinon on extrait toutes les trames depuis la dernière trame I jusqu'à la trame de fin.
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partnum = partnum + 1
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# Get the nearest I-frame whose timestamp is greater or equal to the beginning.
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head_frames = get_nearest_iframe(paths['ffprobe'], mkv, ts1, before=False)
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if head_frames is None:
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logger.error('Impossible to retrieve I-frame')
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exit(-1)
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# Get the nearest I-frame whose timestamp ...
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# TODO: wrong here ...
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tail_frames = get_nearest_iframe(paths['ffprobe'], mkv, ts2, before=True)
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if tail_frames is None:
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logger.error('Impossible to retrieve I-frame')
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exit(-1)
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nb_head_frames, head_iframe = head_frames
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nb_tail_frames, tail_iframe = tail_frames
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logger.info("Found %d frames between beginning of current part and first I-frame",
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nb_head_frames)
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logger.info("Found %d frames between last I-frame and end of current part",
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nb_tail_frames)
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head_iframe_ts = get_ts_frame(head_iframe)
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if head_iframe_ts is None:
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exit(-1)
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tail_iframe_ts = get_ts_frame(tail_iframe)
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if tail_iframe_ts is None:
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exit(-1)
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checks.append(pos+head_iframe_ts-ts1)
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subparts = []
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# TODO: separate pipeline processing between coarse and not fine grain options.
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# if args.coarse:
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# do_coarse_processing(ffmpeg=paths['ffmpeg'], ffprobe=paths['ffprobe'], input_file=mkv,
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# begin=ts1, end=head_iframe_ts, nb_frames=nb_head_frames-1,
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# frameRate=frameRate, files_prefix='part-%d-head' % (partnum),
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# streams=streams, width=width, height=height,
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# temporaries=temporaries, dump_mem_fd=args.dump)
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# else:
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# doFineGrainProcessing(ffmpeg=paths['ffmpeg'], ffprobe=paths['ffprobe'],
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# input_file=mkv, begin=ts1, end=head_iframe_ts,
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# nb_frames=nb_head_frames-1, frameRate=frameRate,
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# files_prefix='part-%d-head' % (partnum), streams=streams,
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# width=width, height=height, temporaries=temporaries,
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# dump_mem_fd=args.dump)
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if (not args.coarse) and (nb_head_frames > args.threshold):
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# We extract all frames between the beginning upto the frame that immediately preceeds
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# the I-frame.
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h264_head, h264_head_ts, mkv_head = extract_all_streams(ffmpeg_path=paths['ffmpeg'],
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ffprobe_path=paths['ffprobe'],
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input_file=mkv, begin=ts1,
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end=head_iframe_ts,
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nb_frames=nb_head_frames-1,
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framerate=framerate,
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files_prefix=f'part-{partnum:d}-head',
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streams=streams, width=width,
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height=height,
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temporaries=temporaries,
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dump_mem_fd=args.dump)
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# If we are not at an exact boundary:
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if mkv_head is not None:
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subparts.append(mkv_head)
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if h264_head is not None:
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avcconfig = get_avc_config_from_h264(h264_head)
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other_avc_configs.append(avcconfig)
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h264parts.append(h264_head)
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if h264_head_ts is not None:
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h264_ts.append(h264_head_ts)
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# Creating MKV file that corresponds to current part between I-frames
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# Internal video with all streams (video, audio and subtitles)
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internal_mkv_name = f'part-{partnum:d}-internal.mkv'
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# Internal video stream as a raw H264 stream
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internal_h264_name = f'part-{partnum:d}-internal.h264'
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# Internal video timestamps
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internal_h264_ts_name = f'part-{partnum:d}-internal-ts.txt'
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# Internal video with only audio and subtitles streams
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internal_novideo_mkv_name = f'part-{partnum:d}-internal-novideo.mkv'
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try:
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internal_mkv = open(internal_mkv_name, 'wb+')
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except IOError:
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logger.error('Impossible to create file: %s', internal_mkv_name)
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exit(-1)
|
||||||
|
|
||||||
|
try:
|
||||||
|
internal_novideo_mkv = open(internal_novideo_mkv_name, 'wb+')
|
||||||
|
except IOError:
|
||||||
|
logger.error('Impossible to create file: %s', internal_novideo_mkv_name)
|
||||||
|
exit(-1)
|
||||||
|
|
||||||
|
try:
|
||||||
|
internal_h264 = open(internal_h264_name, 'wb+')
|
||||||
|
except IOError:
|
||||||
|
logger.error('Impossible to create file: %s', internal_h264_name)
|
||||||
|
exit(-1)
|
||||||
|
|
||||||
|
try:
|
||||||
|
internal_h264_ts = open(internal_h264_ts_name, 'w+', encoding='utf8')
|
||||||
|
except IOError:
|
||||||
|
logger.error('Impossible to create file: %s', internal_h264_ts_name)
|
||||||
|
exit(-1)
|
||||||
|
|
||||||
|
# logger.info('Merge header, middle and trailer subpart into: %s' % internal_mkv_name)
|
||||||
|
# Extract internal part of MKV
|
||||||
|
extract_mkv_part(mkvmerge_path=paths['mkvmerge'], input_file=mkv, output_file=internal_mkv,
|
||||||
|
begin=head_iframe_ts, end=tail_iframe_ts)
|
||||||
|
|
||||||
|
# Extract video stream of internal part as a raw H264 and its timestamps.
|
||||||
|
logger.info('Extract video track as raw H264 file.')
|
||||||
|
extract_track_from_mkv(mkvextract_path=paths['mkvextract'], input_file=internal_mkv,
|
||||||
|
index=0, output_file=internal_h264, timestamps=internal_h264_ts)
|
||||||
|
|
||||||
|
# Remove video track from internal part of MKV
|
||||||
|
logger.info('Remove video track from %s', internal_mkv_name)
|
||||||
|
remove_video_tracks_from_mkv(mkvmerge_path=paths['mkvmerge'], input_file=internal_mkv,
|
||||||
|
output_file=internal_novideo_mkv)
|
||||||
|
|
||||||
|
temporaries.append(internal_mkv)
|
||||||
|
temporaries.append(internal_h264)
|
||||||
|
temporaries.append(internal_h264_ts)
|
||||||
|
temporaries.append(internal_novideo_mkv)
|
||||||
|
|
||||||
|
h264parts.append(internal_h264)
|
||||||
|
h264_ts.append(internal_h264_ts)
|
||||||
|
subparts.append(internal_novideo_mkv)
|
||||||
|
|
||||||
|
if (not args.coarse) and (nb_tail_frames > args.threshold):
|
||||||
|
# We extract all frames between the I-frame (including it) upto the end.
|
||||||
|
h264_tail, h264_tail_ts, mkv_tail = extract_all_streams(ffmpeg_path=paths['ffmpeg'],
|
||||||
|
ffprobe_path=paths['ffprobe'],
|
||||||
|
input_file=mkv, begin=tail_iframe_ts,
|
||||||
|
end=ts2, nb_frames=nb_tail_frames,
|
||||||
|
framerate=framerate,
|
||||||
|
files_prefix=f'part-{partnum:d}-tail',
|
||||||
|
streams=streams,
|
||||||
|
width=width, height=height,
|
||||||
|
temporaries=temporaries,
|
||||||
|
dump_mem_fd=args.dump)
|
||||||
|
|
||||||
|
if mkv_tail is not None:
|
||||||
|
subparts.append(mkv_tail)
|
||||||
|
if h264_tail is not None:
|
||||||
|
avcconfig = get_avc_config_from_h264(h264_tail)
|
||||||
|
other_avc_configs.append(avcconfig)
|
||||||
|
h264parts.append(h264_tail)
|
||||||
|
if h264_tail_ts is not None:
|
||||||
|
h264_ts.append(h264_tail_ts)
|
||||||
|
|
||||||
|
logger.info('Merging MKV: %s', subparts)
|
||||||
|
|
||||||
|
part = merge_mkvs(mkvmerge_path=paths['mkvmerge'], inputs=subparts,
|
||||||
|
output_name=f'part-{partnum:d}.mkv', concatenate=True)
|
||||||
|
mkvparts.append(part)
|
||||||
|
temporaries.append(part)
|
||||||
|
|
||||||
|
pos = pos+tail_iframe_ts-ts1
|
||||||
|
|
||||||
|
# We need to check the end also
|
||||||
|
checks.append(pos)
|
||||||
|
|
||||||
|
# When using coarse option there is a single AVC configuration.
|
||||||
|
for avc_config in other_avc_configs:
|
||||||
|
main_avc_config.merge(avc_config)
|
||||||
|
logger.debug('Merged AVC configuration: %s', main_avc_config)
|
||||||
|
|
||||||
|
nb_mkv_parts = len(mkvparts)
|
||||||
|
if nb_mkv_parts > 0:
|
||||||
|
try:
|
||||||
|
full_h264 = open(f'{basename}-full.h264', 'wb+')
|
||||||
|
except IOError:
|
||||||
|
logger.error('Impossible to create file full H264 stream.')
|
||||||
|
exit(-1)
|
||||||
|
|
||||||
|
logger.info('Merging all H264 tracks')
|
||||||
|
concatenate_h264_parts(h264parts=h264parts, output=full_h264)
|
||||||
|
temporaries.append(full_h264)
|
||||||
|
|
||||||
|
try:
|
||||||
|
full_h264_ts = open(f'{basename}-ts.txt', 'w+', encoding='utf8')
|
||||||
|
except IOError:
|
||||||
|
logger.error('Impossible to create file containing all video timestamps.')
|
||||||
|
exit(-1)
|
||||||
|
|
||||||
|
logger.info('Merging H264 timestamps')
|
||||||
|
concatenate_h264_ts_parts(h264_ts_parts=h264_ts, output=full_h264_ts)
|
||||||
|
temporaries.append(full_h264_ts)
|
||||||
|
|
||||||
|
final_novideo_name = f'{basename}-novideo.mkv'
|
||||||
|
final_with_video_name = f'{basename}-video.mkv'
|
||||||
|
|
||||||
|
if nb_mkv_parts > 1:
|
||||||
|
logger.info('Merging all audio and subtitles parts: %s', mkvparts)
|
||||||
|
merge_mkvs(mkvmerge_path=paths['mkvmerge'], inputs=mkvparts, output_name=final_novideo_name,
|
||||||
|
concatenate=True)
|
||||||
|
elif nb_mkv_parts == 1:
|
||||||
|
copyfile('part-1.mkv', final_novideo_name)
|
||||||
|
else:
|
||||||
|
logger.info("Nothing else to do.")
|
||||||
|
copyfile(mkvfilename, final_with_video_name)
|
||||||
|
|
||||||
|
if nb_mkv_parts >=1 :
|
||||||
|
try:
|
||||||
|
final_novideo = open(final_novideo_name, 'rb')
|
||||||
|
except IOError:
|
||||||
|
logger.error('Impossible to open file: %s.', final_novideo_name)
|
||||||
|
exit(-1)
|
||||||
|
|
||||||
|
temporaries.append(final_novideo)
|
||||||
|
|
||||||
|
full_h264_ts.seek(0)
|
||||||
|
|
||||||
|
logger.info('Merging final video track and all other tracks together')
|
||||||
|
final_with_video = merge_mkvs(mkvmerge_path=paths['mkvmerge'], inputs=[full_h264,
|
||||||
|
final_novideo],
|
||||||
|
output_name=final_with_video_name, concatenate=False,
|
||||||
|
timestamps={0: full_h264_ts})
|
||||||
|
final_codec_private_data = dump_codec_private_data(main_avc_config)
|
||||||
|
logger.debug('Final codec private data: %s', hexdump.dump(final_codec_private_data,
|
||||||
|
sep=':'))
|
||||||
|
logger.info('Changing codec private data with the new one.')
|
||||||
|
change_codec_private_data(paths['mkvinfo'], final_with_video, final_codec_private_data)
|
||||||
|
|
||||||
|
if args.srt:
|
||||||
|
if not all_optional_tools:
|
||||||
|
logger.warning("Missing tools for extracting subtitles.")
|
||||||
|
move(final_with_video_name, args.output_file)
|
||||||
|
else:
|
||||||
|
# Final cut is not any more the final step.
|
||||||
|
temporaries.append(final_with_video)
|
||||||
|
duration = get_movie_duration(paths['ffprobe'], final_with_video)
|
||||||
|
supported_langs = get_tesseract_supported_lang(paths['tesseract'])
|
||||||
|
logger.info('Supported lang: %s', supported_langs)
|
||||||
|
logger.info('Find subtitles tracks and language.')
|
||||||
|
subtitles = find_subtitles_tracks(paths['ffprobe'], final_with_video)
|
||||||
|
logger.info(subtitles)
|
||||||
|
sts = {}
|
||||||
|
for subtitle in subtitles:
|
||||||
|
index = subtitle['index']
|
||||||
|
if 'tags' in subtitle:
|
||||||
|
if 'language' in subtitle['tags']:
|
||||||
|
lang = subtitle['tags']['language']
|
||||||
|
if lang in sts:
|
||||||
|
sts[lang].append(index)
|
||||||
|
else:
|
||||||
|
sts[lang] = [index]
|
||||||
|
else:
|
||||||
|
logger.error("Dropping subtitle: %s because it is missing language\
|
||||||
|
indication", subtitle)
|
||||||
|
else:
|
||||||
|
logger.error("Dropping subtitle: %s because it is missing language indication",
|
||||||
|
subtitle)
|
||||||
|
|
||||||
|
logger.info(sts)
|
||||||
|
if len(sts) > 0:
|
||||||
|
logger.info('Supported languages: %s', supported_langs)
|
||||||
|
list_of_subtitles = extract_srt(paths['mkvextract'], final_with_video_name, sts,
|
||||||
|
supported_langs)
|
||||||
|
logger.info(list_of_subtitles)
|
||||||
|
for idx_name, sub_name, _, _ in list_of_subtitles:
|
||||||
|
try:
|
||||||
|
idx = open(idx_name,'rb')
|
||||||
|
except IOError:
|
||||||
|
logger.error("Impossible to open %s.", idx_name)
|
||||||
|
exit(-1)
|
||||||
|
try:
|
||||||
|
sub = open(sub_name,'rb')
|
||||||
|
except IOError:
|
||||||
|
logger.error("Impossible to open %s.", sub_name)
|
||||||
|
exit(-1)
|
||||||
|
|
||||||
|
temporaries.append(idx)
|
||||||
|
temporaries.append(sub)
|
||||||
|
|
||||||
|
ocr = do_ocr(paths['vobsubocr'], list_of_subtitles, duration, temporaries,
|
||||||
|
args.dump)
|
||||||
|
logger.info(ocr)
|
||||||
|
|
||||||
|
# Remux SRT subtitles
|
||||||
|
remux_srt_subtitles(paths['mkvmerge'], final_with_video, args.output_file, ocr)
|
||||||
|
else:
|
||||||
|
copyfile(final_with_video_name, args.output_file)
|
||||||
|
else:
|
||||||
|
move(final_with_video_name, args.output_file)
|
||||||
|
|
||||||
|
if not args.keep:
|
||||||
|
logger.info("Cleaning temporary files")
|
||||||
|
for f in temporaries:
|
||||||
|
path = os.path.realpath(f.name)
|
||||||
|
logger.info("Removing: %s", path)
|
||||||
|
f.close()
|
||||||
|
unlink(path)
|
||||||
|
|
||||||
|
d = datetime(1,1,1)
|
||||||
|
for c in checks:
|
||||||
|
logger.info("Please check cut smoothness at %s", (c+d).strftime("%H:%M:%S"))
|
||||||
|
|
||||||
|
return 0
|
||||||
@@ -3295,535 +3295,3 @@ def do_coarse_processing(ffmpeg_path:str, ffprobe_path:str, mkvmerge_path:str,
|
|||||||
begin=begin, end=end)
|
begin=begin, end=end)
|
||||||
|
|
||||||
temporaries.append(internal_mkv)
|
temporaries.append(internal_mkv)
|
||||||
|
|
||||||
def main() -> None:
|
|
||||||
logger = logging.getLogger(__name__)
|
|
||||||
coloredlogs.install()
|
|
||||||
parser = argparse.ArgumentParser()
|
|
||||||
parser.add_argument("-i", "--input", dest='input_file', type=str, required=True,
|
|
||||||
help="Input file to process (can be .ts, .mp4 or .mkv).")
|
|
||||||
parser.add_argument("-o", "--output", dest='output_file', type=str, required=True,
|
|
||||||
help="Output MKV file to produce.")
|
|
||||||
parser.add_argument("-p", "--part", dest='parts', nargs='+', required=False, action='append',
|
|
||||||
metavar="hh:mm:ss[.mmm]-hh:mm:ss[.mmm]",
|
|
||||||
help="Extract this exact part of the original file.")
|
|
||||||
parser.add_argument("-k", "--keep", action='store_true',
|
|
||||||
help="Do not cleanup temporary files after processing.")
|
|
||||||
parser.add_argument("-t", "--threshold", action='store', type=int,
|
|
||||||
help="Suppress headers and trailers that are smaller than the threshold.")
|
|
||||||
parser.add_argument("-c", "--coarse", action='store_true', dest='coarse',
|
|
||||||
help="Do not take trailers and headers into account.")
|
|
||||||
parser.add_argument("--dump-memory", action='store_true', dest='dump',
|
|
||||||
help="For debug purpose, dump all memory mapping of headers (and trailers)\
|
|
||||||
before (after) each part. They are kept in memory only otherwise.")
|
|
||||||
parser.add_argument("-s","--srt", action='store_true', dest='srt',
|
|
||||||
help="Dump subtitles and make OCR and finally remux them in the movie\
|
|
||||||
(as SRT).")
|
|
||||||
parser.add_argument("-v","--verbose", action='store_true', dest='verbose', help="Debug.")
|
|
||||||
parser.add_argument("-f","--framerate", action='store', type=int,
|
|
||||||
help="Override frame rate estimator.")
|
|
||||||
|
|
||||||
args = parser.parse_args()
|
|
||||||
logger.info('Arguments: %s', args)
|
|
||||||
|
|
||||||
if args.verbose:
|
|
||||||
logger.info('Setting logging to debug mode')
|
|
||||||
coloredlogs.set_level(level=logging.DEBUG)
|
|
||||||
|
|
||||||
logger.debug('Arguments: %s', args)
|
|
||||||
|
|
||||||
if args.coarse and args.threshold is not None:
|
|
||||||
logger.error('--coarse and threshold arguments are exclusive.')
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
if (not args.coarse) and args.threshold is None:
|
|
||||||
args.threshold = 0
|
|
||||||
|
|
||||||
all_optional_tools, paths = check_required_tools()
|
|
||||||
|
|
||||||
# Flatten args.parts
|
|
||||||
intervals = []
|
|
||||||
if args.parts is not None:
|
|
||||||
for part in args.parts:
|
|
||||||
for subpart in part:
|
|
||||||
intervals.append(subpart)
|
|
||||||
|
|
||||||
parts=[]
|
|
||||||
# Parse each interval
|
|
||||||
for interval in intervals:
|
|
||||||
ts1, ts2 = parse_time_interval(interval)
|
|
||||||
if ts1 is None or ts2 is None:
|
|
||||||
logger.error("Illegal time interval: %s", interval)
|
|
||||||
exit(-1)
|
|
||||||
parts.append((ts1,ts2))
|
|
||||||
|
|
||||||
# Sort intervals
|
|
||||||
parts.sort(key=cmp_to_key(compare_time_interval))
|
|
||||||
|
|
||||||
# Check that no intervals are overlapping
|
|
||||||
prevts = timedelta(0)
|
|
||||||
for part in parts:
|
|
||||||
ts1, ts2 = part
|
|
||||||
if prevts > ts1:
|
|
||||||
logger.error('Intervals are overlapping')
|
|
||||||
exit(-1)
|
|
||||||
prevts = ts2
|
|
||||||
|
|
||||||
nb_parts = len(parts)
|
|
||||||
temporaries = []
|
|
||||||
|
|
||||||
basename = os.path.splitext(os.path.basename(args.input_file))[0]
|
|
||||||
mp4filename = basename+'.mp4'
|
|
||||||
mkvfilename = basename+'.mkv'
|
|
||||||
|
|
||||||
try:
|
|
||||||
input_file = open(args.input_file, mode='rb')
|
|
||||||
logger.debug("Type of input file: %s", type(input_file))
|
|
||||||
except IOError:
|
|
||||||
logger.error("Impossible to open %s", args.input_file)
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
format_of_file = get_format(paths['ffprobe'], input_file)
|
|
||||||
|
|
||||||
if format_of_file is None:
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
duration = timedelta(seconds=float(format_of_file['duration']))
|
|
||||||
logger.info("Durée de l'enregistrement: %s", duration)
|
|
||||||
|
|
||||||
if args.framerate is None:
|
|
||||||
framerate = get_frame_rate(paths['ffprobe'], input_file)
|
|
||||||
if framerate is None:
|
|
||||||
logger.error('Impossible to estimate frame rate !')
|
|
||||||
exit(-1)
|
|
||||||
else:
|
|
||||||
framerate = args.framerate
|
|
||||||
|
|
||||||
logger.info('Frame rate: %.1f fps', framerate)
|
|
||||||
|
|
||||||
found = False
|
|
||||||
for f in SupportedFormat:
|
|
||||||
if 'format_name' in format_of_file:
|
|
||||||
if format_of_file['format_name'] == str(f):
|
|
||||||
found = True
|
|
||||||
format_of_file = f
|
|
||||||
break
|
|
||||||
|
|
||||||
if not found:
|
|
||||||
logger.error('Unsupported format of file')
|
|
||||||
|
|
||||||
if format_of_file == SupportedFormat.TS:
|
|
||||||
logger.info("Converting TS to MP4 (to fix timestamps).")
|
|
||||||
try:
|
|
||||||
with open(mp4filename, 'wb+') as mp4:
|
|
||||||
ffmpeg_convert(paths['ffmpeg'], paths['ffprobe'], input_file, 'mpegts', mp4, 'mp4',
|
|
||||||
duration)
|
|
||||||
temporaries.append(mp4)
|
|
||||||
logger.info("Converting MP4 to MKV.")
|
|
||||||
try:
|
|
||||||
mkv = open(mkvfilename, 'wb+')
|
|
||||||
except IOError:
|
|
||||||
logger.error('')
|
|
||||||
|
|
||||||
ffmpeg_convert(paths['ffmpeg'], paths['ffprobe'], mp4, 'mp4', mkv, 'matroska',
|
|
||||||
duration)
|
|
||||||
if nb_parts > 0:
|
|
||||||
temporaries.append(mkv)
|
|
||||||
except IOError:
|
|
||||||
logger.error('')
|
|
||||||
|
|
||||||
elif format_of_file == SupportedFormat.MP4:
|
|
||||||
logger.info("Converting MP4 to MKV")
|
|
||||||
try:
|
|
||||||
mkv = open(mkvfilename, 'wb+')
|
|
||||||
except IOError:
|
|
||||||
logger.error('')
|
|
||||||
ffmpeg_convert(paths['ffmpeg'], paths['ffprobe'], input_file, 'mp4', mkv, 'matroska',
|
|
||||||
duration)
|
|
||||||
if nb_parts > 0:
|
|
||||||
temporaries.append(mkv)
|
|
||||||
else:
|
|
||||||
logger.info("Already in MKV")
|
|
||||||
mkv = input_file
|
|
||||||
|
|
||||||
streams = get_streams(paths['ffprobe'], mkv)
|
|
||||||
|
|
||||||
logger.debug('Streams: %s', streams)
|
|
||||||
main_video = None
|
|
||||||
nb_videos = 0
|
|
||||||
for stream in streams:
|
|
||||||
if stream['codec_type'] == 'video':
|
|
||||||
if stream['disposition']['default'] == 1:
|
|
||||||
main_video = stream
|
|
||||||
width = stream['width']
|
|
||||||
height = stream['height']
|
|
||||||
break
|
|
||||||
nb_videos+=1
|
|
||||||
if nb_videos == 1:
|
|
||||||
main_video = stream
|
|
||||||
width = stream['width']
|
|
||||||
height = stream['height']
|
|
||||||
else:
|
|
||||||
main_video = None
|
|
||||||
|
|
||||||
if main_video is None:
|
|
||||||
logger.error('Impossible to find main video stream.')
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
# We retrieve the main private codec data
|
|
||||||
_, main_codec_private_data = get_codec_private_data_from_mkv(mkvinfo_path=paths['mkvinfo'],
|
|
||||||
input_file=mkv)
|
|
||||||
logger.debug('Main video stream has following private data: %s',
|
|
||||||
hexdump.dump(main_codec_private_data, sep=':'))
|
|
||||||
|
|
||||||
# We parse them
|
|
||||||
main_avc_config = parse_codec_private(main_codec_private_data)
|
|
||||||
logger.debug('AVC configuration: %s', main_avc_config)
|
|
||||||
|
|
||||||
# We check if the parse and dump operations are idempotent.
|
|
||||||
private_data = dump_codec_private_data(main_avc_config)
|
|
||||||
logger.debug('Redump AVC configuration: %s', hexdump.dump(private_data, sep=':'))
|
|
||||||
# In rare occasion, the PPS has trailing zeroes that do not seem to be related to useful data
|
|
||||||
# but they differ from the private data we generate that do not contain them.
|
|
||||||
# In that case we try to redecode our own private data to see if both AVC configurations are
|
|
||||||
# the same.
|
|
||||||
if main_codec_private_data != private_data:
|
|
||||||
logger.warning('Difference detected in bitstream !!')
|
|
||||||
iso_avc_config = parse_codec_private(private_data)
|
|
||||||
logger.debug('Reread AVC configuration: %s', iso_avc_config)
|
|
||||||
# If there exists a difference between our own reconstructed AVC configuration and the
|
|
||||||
# original one, we abandon
|
|
||||||
if iso_avc_config != main_avc_config:
|
|
||||||
logger.error('AVC configurations are different: %s\n%s\n', main_avc_config,
|
|
||||||
iso_avc_config)
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
# Pour chaque portion
|
|
||||||
partnum = 0
|
|
||||||
mkvparts = []
|
|
||||||
h264parts = []
|
|
||||||
h264_ts = []
|
|
||||||
checks = []
|
|
||||||
pos = timedelta()
|
|
||||||
|
|
||||||
other_avc_configs = []
|
|
||||||
|
|
||||||
for ts1, ts2 in parts:
|
|
||||||
# TODO: translate comment in english
|
|
||||||
# Trouver l'estampille de la trame 'I' la plus proche (mais postérieure) au début
|
|
||||||
# de la portion.
|
|
||||||
# Trouver l'estampille de la trame 'I' la plus proche (mais antérieure) à la fin
|
|
||||||
# de la portion.
|
|
||||||
# On a alors
|
|
||||||
# debut ----- trame --------- trame --------- fin fin+1
|
|
||||||
# 'B/P' 'B/P'* 'I' 'I' 'B/P'* 'B/P' 'I/B/P'
|
|
||||||
# Si la trame de début est déjà 'I', il n'y a rien à faire.
|
|
||||||
# Sinon on extrait les trames 'B' ou 'P' depuis le début jusqu'à la trame 'I' non incluse.
|
|
||||||
# Si la trame de fin précède une trame I, on n'a rien à faire.
|
|
||||||
# Sinon on extrait toutes les trames depuis la dernière trame I jusqu'à la trame de fin.
|
|
||||||
|
|
||||||
partnum = partnum + 1
|
|
||||||
|
|
||||||
# Get the nearest I-frame whose timestamp is greater or equal to the beginning.
|
|
||||||
head_frames = get_nearest_iframe(paths['ffprobe'], mkv, ts1, before=False)
|
|
||||||
if head_frames is None:
|
|
||||||
logger.error('Impossible to retrieve I-frame')
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
# Get the nearest I-frame whose timestamp ...
|
|
||||||
# TODO: wrong here ...
|
|
||||||
tail_frames = get_nearest_iframe(paths['ffprobe'], mkv, ts2, before=True)
|
|
||||||
if tail_frames is None:
|
|
||||||
logger.error('Impossible to retrieve I-frame')
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
nb_head_frames, head_iframe = head_frames
|
|
||||||
nb_tail_frames, tail_iframe = tail_frames
|
|
||||||
|
|
||||||
logger.info("Found %d frames between beginning of current part and first I-frame",
|
|
||||||
nb_head_frames)
|
|
||||||
logger.info("Found %d frames between last I-frame and end of current part",
|
|
||||||
nb_tail_frames)
|
|
||||||
|
|
||||||
head_iframe_ts = get_ts_frame(head_iframe)
|
|
||||||
if head_iframe_ts is None:
|
|
||||||
exit(-1)
|
|
||||||
tail_iframe_ts = get_ts_frame(tail_iframe)
|
|
||||||
if tail_iframe_ts is None:
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
checks.append(pos+head_iframe_ts-ts1)
|
|
||||||
|
|
||||||
subparts = []
|
|
||||||
|
|
||||||
# TODO: separate pipeline processing between coarse and not fine grain options.
|
|
||||||
|
|
||||||
# if args.coarse:
|
|
||||||
# do_coarse_processing(ffmpeg=paths['ffmpeg'], ffprobe=paths['ffprobe'], input_file=mkv,
|
|
||||||
# begin=ts1, end=head_iframe_ts, nb_frames=nb_head_frames-1,
|
|
||||||
# frameRate=frameRate, files_prefix='part-%d-head' % (partnum),
|
|
||||||
# streams=streams, width=width, height=height,
|
|
||||||
# temporaries=temporaries, dump_mem_fd=args.dump)
|
|
||||||
# else:
|
|
||||||
# doFineGrainProcessing(ffmpeg=paths['ffmpeg'], ffprobe=paths['ffprobe'],
|
|
||||||
# input_file=mkv, begin=ts1, end=head_iframe_ts,
|
|
||||||
# nb_frames=nb_head_frames-1, frameRate=frameRate,
|
|
||||||
# files_prefix='part-%d-head' % (partnum), streams=streams,
|
|
||||||
# width=width, height=height, temporaries=temporaries,
|
|
||||||
# dump_mem_fd=args.dump)
|
|
||||||
|
|
||||||
if (not args.coarse) and (nb_head_frames > args.threshold):
|
|
||||||
# We extract all frames between the beginning upto the frame that immediately preceeds
|
|
||||||
# the I-frame.
|
|
||||||
h264_head, h264_head_ts, mkv_head = extract_all_streams(ffmpeg_path=paths['ffmpeg'],
|
|
||||||
ffprobe_path=paths['ffprobe'],
|
|
||||||
input_file=mkv, begin=ts1,
|
|
||||||
end=head_iframe_ts,
|
|
||||||
nb_frames=nb_head_frames-1,
|
|
||||||
framerate=framerate,
|
|
||||||
files_prefix=f'part-{partnum:d}-head',
|
|
||||||
streams=streams, width=width,
|
|
||||||
height=height,
|
|
||||||
temporaries=temporaries,
|
|
||||||
dump_mem_fd=args.dump)
|
|
||||||
|
|
||||||
# If we are not at an exact boundary:
|
|
||||||
if mkv_head is not None:
|
|
||||||
subparts.append(mkv_head)
|
|
||||||
if h264_head is not None:
|
|
||||||
avcconfig = get_avc_config_from_h264(h264_head)
|
|
||||||
other_avc_configs.append(avcconfig)
|
|
||||||
h264parts.append(h264_head)
|
|
||||||
if h264_head_ts is not None:
|
|
||||||
h264_ts.append(h264_head_ts)
|
|
||||||
|
|
||||||
# Creating MKV file that corresponds to current part between I-frames
|
|
||||||
# Internal video with all streams (video, audio and subtitles)
|
|
||||||
internal_mkv_name = f'part-{partnum:d}-internal.mkv'
|
|
||||||
# Internal video stream as a raw H264 stream
|
|
||||||
internal_h264_name = f'part-{partnum:d}-internal.h264'
|
|
||||||
# Internal video timestamps
|
|
||||||
internal_h264_ts_name = f'part-{partnum:d}-internal-ts.txt'
|
|
||||||
# Internal video with only audio and subtitles streams
|
|
||||||
internal_novideo_mkv_name = f'part-{partnum:d}-internal-novideo.mkv'
|
|
||||||
|
|
||||||
try:
|
|
||||||
internal_mkv = open(internal_mkv_name, 'wb+')
|
|
||||||
except IOError:
|
|
||||||
logger.error('Impossible to create file: %s', internal_mkv_name)
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
try:
|
|
||||||
internal_novideo_mkv = open(internal_novideo_mkv_name, 'wb+')
|
|
||||||
except IOError:
|
|
||||||
logger.error('Impossible to create file: %s', internal_novideo_mkv_name)
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
try:
|
|
||||||
internal_h264 = open(internal_h264_name, 'wb+')
|
|
||||||
except IOError:
|
|
||||||
logger.error('Impossible to create file: %s', internal_h264_name)
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
try:
|
|
||||||
internal_h264_ts = open(internal_h264_ts_name, 'w+', encoding='utf8')
|
|
||||||
except IOError:
|
|
||||||
logger.error('Impossible to create file: %s', internal_h264_ts_name)
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
# logger.info('Merge header, middle and trailer subpart into: %s' % internal_mkv_name)
|
|
||||||
# Extract internal part of MKV
|
|
||||||
extract_mkv_part(mkvmerge_path=paths['mkvmerge'], input_file=mkv, output_file=internal_mkv,
|
|
||||||
begin=head_iframe_ts, end=tail_iframe_ts)
|
|
||||||
|
|
||||||
# Extract video stream of internal part as a raw H264 and its timestamps.
|
|
||||||
logger.info('Extract video track as raw H264 file.')
|
|
||||||
extract_track_from_mkv(mkvextract_path=paths['mkvextract'], input_file=internal_mkv,
|
|
||||||
index=0, output_file=internal_h264, timestamps=internal_h264_ts)
|
|
||||||
|
|
||||||
# Remove video track from internal part of MKV
|
|
||||||
logger.info('Remove video track from %s', internal_mkv_name)
|
|
||||||
remove_video_tracks_from_mkv(mkvmerge_path=paths['mkvmerge'], input_file=internal_mkv,
|
|
||||||
output_file=internal_novideo_mkv)
|
|
||||||
|
|
||||||
temporaries.append(internal_mkv)
|
|
||||||
temporaries.append(internal_h264)
|
|
||||||
temporaries.append(internal_h264_ts)
|
|
||||||
temporaries.append(internal_novideo_mkv)
|
|
||||||
|
|
||||||
h264parts.append(internal_h264)
|
|
||||||
h264_ts.append(internal_h264_ts)
|
|
||||||
subparts.append(internal_novideo_mkv)
|
|
||||||
|
|
||||||
if (not args.coarse) and (nb_tail_frames > args.threshold):
|
|
||||||
# We extract all frames between the I-frame (including it) upto the end.
|
|
||||||
h264_tail, h264_tail_ts, mkv_tail = extract_all_streams(ffmpeg_path=paths['ffmpeg'],
|
|
||||||
ffprobe_path=paths['ffprobe'],
|
|
||||||
input_file=mkv, begin=tail_iframe_ts,
|
|
||||||
end=ts2, nb_frames=nb_tail_frames,
|
|
||||||
framerate=framerate,
|
|
||||||
files_prefix=f'part-{partnum:d}-tail',
|
|
||||||
streams=streams,
|
|
||||||
width=width, height=height,
|
|
||||||
temporaries=temporaries,
|
|
||||||
dump_mem_fd=args.dump)
|
|
||||||
|
|
||||||
if mkv_tail is not None:
|
|
||||||
subparts.append(mkv_tail)
|
|
||||||
if h264_tail is not None:
|
|
||||||
avcconfig = get_avc_config_from_h264(h264_tail)
|
|
||||||
other_avc_configs.append(avcconfig)
|
|
||||||
h264parts.append(h264_tail)
|
|
||||||
if h264_tail_ts is not None:
|
|
||||||
h264_ts.append(h264_tail_ts)
|
|
||||||
|
|
||||||
logger.info('Merging MKV: %s', subparts)
|
|
||||||
|
|
||||||
part = merge_mkvs(mkvmerge_path=paths['mkvmerge'], inputs=subparts,
|
|
||||||
output_name=f'part-{partnum:d}.mkv', concatenate=True)
|
|
||||||
mkvparts.append(part)
|
|
||||||
temporaries.append(part)
|
|
||||||
|
|
||||||
pos = pos+tail_iframe_ts-ts1
|
|
||||||
|
|
||||||
# We need to check the end also
|
|
||||||
checks.append(pos)
|
|
||||||
|
|
||||||
# When using coarse option there is a single AVC configuration.
|
|
||||||
for avc_config in other_avc_configs:
|
|
||||||
main_avc_config.merge(avc_config)
|
|
||||||
logger.debug('Merged AVC configuration: %s', main_avc_config)
|
|
||||||
|
|
||||||
nb_mkv_parts = len(mkvparts)
|
|
||||||
if nb_mkv_parts > 0:
|
|
||||||
try:
|
|
||||||
full_h264 = open(f'{basename}-full.h264', 'wb+')
|
|
||||||
except IOError:
|
|
||||||
logger.error('Impossible to create file full H264 stream.')
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
logger.info('Merging all H264 tracks')
|
|
||||||
concatenate_h264_parts(h264parts=h264parts, output=full_h264)
|
|
||||||
temporaries.append(full_h264)
|
|
||||||
|
|
||||||
try:
|
|
||||||
full_h264_ts = open(f'{basename}-ts.txt', 'w+', encoding='utf8')
|
|
||||||
except IOError:
|
|
||||||
logger.error('Impossible to create file containing all video timestamps.')
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
logger.info('Merging H264 timestamps')
|
|
||||||
concatenate_h264_ts_parts(h264_ts_parts=h264_ts, output=full_h264_ts)
|
|
||||||
temporaries.append(full_h264_ts)
|
|
||||||
|
|
||||||
final_novideo_name = f'{basename}-novideo.mkv'
|
|
||||||
final_with_video_name = f'{basename}-video.mkv'
|
|
||||||
|
|
||||||
if nb_mkv_parts > 1:
|
|
||||||
logger.info('Merging all audio and subtitles parts: %s', mkvparts)
|
|
||||||
merge_mkvs(mkvmerge_path=paths['mkvmerge'], inputs=mkvparts, output_name=final_novideo_name,
|
|
||||||
concatenate=True)
|
|
||||||
elif nb_mkv_parts == 1:
|
|
||||||
copyfile('part-1.mkv', final_novideo_name)
|
|
||||||
else:
|
|
||||||
logger.info("Nothing else to do.")
|
|
||||||
copyfile(mkvfilename, final_with_video_name)
|
|
||||||
|
|
||||||
if nb_mkv_parts >=1 :
|
|
||||||
try:
|
|
||||||
final_novideo = open(final_novideo_name, 'rb')
|
|
||||||
except IOError:
|
|
||||||
logger.error('Impossible to open file: %s.', final_novideo_name)
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
temporaries.append(final_novideo)
|
|
||||||
|
|
||||||
full_h264_ts.seek(0)
|
|
||||||
|
|
||||||
logger.info('Merging final video track and all other tracks together')
|
|
||||||
final_with_video = merge_mkvs(mkvmerge_path=paths['mkvmerge'], inputs=[full_h264,
|
|
||||||
final_novideo],
|
|
||||||
output_name=final_with_video_name, concatenate=False,
|
|
||||||
timestamps={0: full_h264_ts})
|
|
||||||
final_codec_private_data = dump_codec_private_data(main_avc_config)
|
|
||||||
logger.debug('Final codec private data: %s', hexdump.dump(final_codec_private_data,
|
|
||||||
sep=':'))
|
|
||||||
logger.info('Changing codec private data with the new one.')
|
|
||||||
change_codec_private_data(paths['mkvinfo'], final_with_video, final_codec_private_data)
|
|
||||||
|
|
||||||
if args.srt:
|
|
||||||
if not all_optional_tools:
|
|
||||||
logger.warning("Missing tools for extracting subtitles.")
|
|
||||||
move(final_with_video_name, args.output_file)
|
|
||||||
else:
|
|
||||||
# Final cut is not any more the final step.
|
|
||||||
temporaries.append(final_with_video)
|
|
||||||
duration = get_movie_duration(paths['ffprobe'], final_with_video)
|
|
||||||
supported_langs = get_tesseract_supported_lang(paths['tesseract'])
|
|
||||||
logger.info('Supported lang: %s', supported_langs)
|
|
||||||
logger.info('Find subtitles tracks and language.')
|
|
||||||
subtitles = find_subtitles_tracks(paths['ffprobe'], final_with_video)
|
|
||||||
logger.info(subtitles)
|
|
||||||
sts = {}
|
|
||||||
for subtitle in subtitles:
|
|
||||||
index = subtitle['index']
|
|
||||||
if 'tags' in subtitle:
|
|
||||||
if 'language' in subtitle['tags']:
|
|
||||||
lang = subtitle['tags']['language']
|
|
||||||
if lang in sts:
|
|
||||||
sts[lang].append(index)
|
|
||||||
else:
|
|
||||||
sts[lang] = [index]
|
|
||||||
else:
|
|
||||||
logger.error("Dropping subtitle: %s because it is missing language\
|
|
||||||
indication")
|
|
||||||
else:
|
|
||||||
logger.error("Dropping subtitle: %s because it is missing language indication",
|
|
||||||
subtitle)
|
|
||||||
|
|
||||||
logger.info(sts)
|
|
||||||
if len(sts) > 0:
|
|
||||||
logger.info('Supported languages: %s', supported_langs)
|
|
||||||
list_of_subtitles = extract_srt(paths['mkvextract'], final_with_video_name, sts,
|
|
||||||
supported_langs)
|
|
||||||
logger.info(list_of_subtitles)
|
|
||||||
for idx_name, sub_name, _, _ in list_of_subtitles:
|
|
||||||
try:
|
|
||||||
idx = open(idx_name,'rb')
|
|
||||||
except IOError:
|
|
||||||
logger.error("Impossible to open %s.", idx_name)
|
|
||||||
exit(-1)
|
|
||||||
try:
|
|
||||||
sub = open(sub_name,'rb')
|
|
||||||
except IOError:
|
|
||||||
logger.error("Impossible to open %s.", sub_name)
|
|
||||||
exit(-1)
|
|
||||||
|
|
||||||
temporaries.append(idx)
|
|
||||||
temporaries.append(sub)
|
|
||||||
|
|
||||||
ocr = do_ocr(paths['vobsubocr'], list_of_subtitles, duration, temporaries,
|
|
||||||
args.dump)
|
|
||||||
logger.info(ocr)
|
|
||||||
|
|
||||||
# Remux SRT subtitles
|
|
||||||
remux_srt_subtitles(paths['mkvmerge'], final_with_video, args.output_file, ocr)
|
|
||||||
else:
|
|
||||||
copyfile(final_with_video_name, args.output_file)
|
|
||||||
else:
|
|
||||||
move(final_with_video_name, args.output_file)
|
|
||||||
|
|
||||||
if not args.keep:
|
|
||||||
logger.info("Cleaning temporary files")
|
|
||||||
for f in temporaries:
|
|
||||||
path = os.path.realpath(f.name)
|
|
||||||
logger.info("Removing: %s", path)
|
|
||||||
f.close()
|
|
||||||
unlink(path)
|
|
||||||
|
|
||||||
d = datetime(1,1,1)
|
|
||||||
for c in checks:
|
|
||||||
logger.info("Please check cut smoothness at %s", (c+d).strftime("%H:%M:%S"))
|
|
||||||
|
|
||||||
if __name__ == "__main__":
|
|
||||||
main()
|
|
||||||
|
|||||||
Reference in New Issue
Block a user