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Select copy mode depending on extension

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Riteo 2024-09-11 11:43:33 +02:00
parent 17781f9d7d
commit 85a844aef3
1 changed files with 19 additions and 13 deletions
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32
yt_dlp/postprocessor/ffmpeg.py
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@ -220,14 +220,20 @@ class FFmpegPostProcessor(PostProcessor):
@staticmethod
def stream_copy_opts(copy=True, *, ext=None):
yield from ('-map', '0')
if ext in ('mkv', 'mka'):
# Some streams, such as JSON attachments, are considered of unknown
# type by FFmpeg but we still want to copy them.
yield '-copy_unknown'
else:
# Most containers don't really like unknown streams. Let's make
# sure to get rid of them.
yield '-ignore_unknown'
# Don't copy Apple TV chapters track, bin_data
# See https://github.com/yt-dlp/yt-dlp/issues/2, #19042, #19024, https://trac.ffmpeg.org/ticket/6016
yield '-dn'
# Some streams, such as JSON attachments, are considered of unknown
# type by FFmpeg but we still want to copy them.
yield '-copy_unknown'
if copy:
yield from ('-c', 'copy')
if ext in ('mp4', 'mov', 'm4a'):
@ -562,7 +568,7 @@ class FFmpegVideoConvertorPP(FFmpegPostProcessor):
@staticmethod
def _options(target_ext):
yield from FFmpegPostProcessor.stream_copy_opts(False)
yield from FFmpegPostProcessor.stream_copy_opts(False, ext=target_ext)
if target_ext == 'avi':
yield from ('-c:v', 'libxvid', '-vtag', 'XVID')
@ -588,7 +594,7 @@ class FFmpegVideoRemuxerPP(FFmpegVideoConvertorPP):
@staticmethod
def _options(target_ext):
return FFmpegPostProcessor.stream_copy_opts()
return FFmpegPostProcessor.stream_copy_opts(ext=target_ext)
class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):
@ -701,7 +707,7 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
@staticmethod
def _options(target_ext):
audio_only = target_ext == 'm4a'
yield from FFmpegPostProcessor.stream_copy_opts(not audio_only)
yield from FFmpegPostProcessor.stream_copy_opts(not audio_only, ext=target_ext)
if audio_only:
yield from ('-vn', '-acodec', 'copy')
@ -901,7 +907,7 @@ class FFmpegFixupStretchedPP(FFmpegFixupPostProcessor):
stretched_ratio = info.get('stretched_ratio')
if stretched_ratio not in (None, 1):
self._fixup('Fixing aspect ratio', info['filepath'], [
*self.stream_copy_opts(), '-aspect', f'{stretched_ratio:f}'])
*self.stream_copy_opts(ext=info['ext']), '-aspect', f'{stretched_ratio:f}'])
return [], info
@ -909,7 +915,7 @@ class FFmpegFixupM4aPP(FFmpegFixupPostProcessor):
@PostProcessor._restrict_to(images=False, video=False)
def run(self, info):
if info.get('container') == 'm4a_dash':
self._fixup('Correcting container', info['filepath'], [*self.stream_copy_opts(), '-f', 'mp4'])
self._fixup('Correcting container', info['filepath'], [*self.stream_copy_opts(ext=info['ext']), '-f', 'mp4'])
return [], info
@ -932,7 +938,7 @@ class FFmpegFixupM3u8PP(FFmpegFixupPostProcessor):
if self.get_audio_codec(info['filepath']) == 'aac':
args.extend(['-bsf:a', 'aac_adtstoasc'])
self._fixup('Fixing MPEG-TS in MP4 container', info['filepath'], [
*self.stream_copy_opts(), *args])
*self.stream_copy_opts(ext=info['ext']), *args])
return [], info
@ -953,7 +959,7 @@ class FFmpegFixupTimestampPP(FFmpegFixupPostProcessor):
opts = ['-vf', 'setpts=PTS-STARTPTS']
else:
opts = ['-c', 'copy', '-bsf', 'setts=ts=TS-STARTPTS']
self._fixup('Fixing frame timestamp', info['filepath'], [*opts, *self.stream_copy_opts(False), '-ss', self.trim])
self._fixup('Fixing frame timestamp', info['filepath'], [*opts, *self.stream_copy_opts(False, ext=info['ext']), '-ss', self.trim])
return [], info
@ -962,7 +968,7 @@ class FFmpegCopyStreamPP(FFmpegFixupPostProcessor):
@PostProcessor._restrict_to(images=False)
def run(self, info):
self._fixup(self.MESSAGE, info['filepath'], self.stream_copy_opts())
self._fixup(self.MESSAGE, info['filepath'], self.stream_copy_opts(ext=info['ext']))
return [], info
@ -1091,7 +1097,7 @@ class FFmpegSplitChaptersPP(FFmpegPostProcessor):
self.to_screen(f'Splitting video by chapters; {len(chapters)} chapters found')
for idx, chapter in enumerate(chapters):
destination, opts = self._ffmpeg_args_for_chapter(idx + 1, chapter, info)
self.real_run_ffmpeg([(in_file, opts)], [(destination, self.stream_copy_opts())])
self.real_run_ffmpeg([(in_file, opts)], [(destination, self.stream_copy_opts(ext=info['ext']))])
if in_file != info['filepath']:
self._delete_downloaded_files(in_file, msg=None)
return [], info