from __future__ import unicode_literals
+import collections
import io
import itertools
import os
from ..compat import compat_str
from ..utils import (
+ determine_ext,
dfxp2srt,
encodeArgument,
encodeFilename,
shell_quote,
traverse_obj,
variadic,
+ write_json_file,
)
'opus': 'libopus',
'vorbis': 'libvorbis',
'wav': None,
+ 'alac': None,
}
self.probe_basename = p
break
+ if self.basename == 'avconv':
+ self.deprecation_warning(
+ 'Support for avconv is deprecated and may be removed in a future version. Use ffmpeg instead')
+ if self.probe_basename == 'avprobe':
+ self.deprecation_warning(
+ 'Support for avprobe is deprecated and may be removed in a future version. Use ffprobe instead')
+
@property
def available(self):
return self.basename is not None
def probe_executable(self):
return self._paths[self.probe_basename]
+ @staticmethod
+ def stream_copy_opts(copy=True, *, ext=None):
+ yield from ('-map', '0')
+ # 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 from ('-dn', '-ignore_unknown')
+ if copy:
+ yield from ('-c', 'copy')
+ # For some reason, '-c copy -map 0' is not enough to copy subtitles
+ if ext in ('mp4', 'mov'):
+ yield from ('-c:s', 'mov_text')
+
def get_audio_codec(self, path):
if not self.probe_available and not self.available:
raise PostProcessingError('ffprobe and ffmpeg not found. Please install or provide the path using --ffmpeg-location')
None)
return num, len(streams)
- def _get_real_video_duration(self, info, fatal=True):
+ def _get_real_video_duration(self, filepath, fatal=True):
try:
- if '_real_duration' not in info:
- info['_real_duration'] = float_or_none(
- traverse_obj(self.get_metadata_object(info['filepath']), ('format', 'duration')))
- if not info['_real_duration']:
+ duration = float_or_none(
+ traverse_obj(self.get_metadata_object(filepath), ('format', 'duration')))
+ if not duration:
raise PostProcessingError('ffprobe returned empty duration')
+ return duration
except PostProcessingError as e:
if fatal:
- raise PostProcessingError(f'Unable to determine video duration; {e}')
- return info.setdefault('_real_duration', None)
+ raise PostProcessingError(f'Unable to determine video duration: {e.msg}')
def _duration_mismatch(self, d1, d2):
if not d1 or not d2:
return None
- return abs(d1 - d2) > 1
+ # The duration is often only known to nearest second. So there can be <1sec disparity natually.
+ # Further excuse an additional <1sec difference.
+ return abs(d1 - d2) > 2
def run_ffmpeg_multiple_files(self, input_paths, out_path, opts, **kwargs):
return self.real_run_ffmpeg(
def make_args(file, args, name, number):
keys = ['_%s%d' % (name, number), '_%s' % name]
- if name == 'o' and number == 1:
- keys.append('')
+ if name == 'o':
+ args += ['-movflags', '+faststart']
+ if number == 1:
+ keys.append('')
args += self._configuration_args(self.basename, keys)
if name == 'i':
args.append('-i')
timestamps = timestamps[1:]
keyframe_file = prepend_extension(filename, 'keyframes.temp')
self.to_screen(f'Re-encoding "{filename}" with appropriate keyframes')
- self.run_ffmpeg(filename, keyframe_file, ['-force_key_frames', ','.join(
- f'{t:.6f}' for t in timestamps)])
+ self.run_ffmpeg(filename, keyframe_file, [
+ *self.stream_copy_opts(False, ext=determine_ext(filename)),
+ '-force_key_frames', ','.join(f'{t:.6f}' for t in timestamps)])
return keyframe_file
def concat_files(self, in_files, out_file, concat_opts=None):
with open(concat_file, 'wt', encoding='utf-8') as f:
f.writelines(self._concat_spec(in_files, concat_opts))
- out_flags = ['-c', 'copy']
- if out_file.rpartition('.')[-1] in ('mp4', 'mov'):
- # For some reason, '-c copy' is not enough to copy subtitles
- out_flags.extend(['-c:s', 'mov_text', '-movflags', '+faststart'])
+ out_flags = list(self.stream_copy_opts(ext=determine_ext(out_file)))
try:
self.real_run_ffmpeg(
class FFmpegExtractAudioPP(FFmpegPostProcessor):
COMMON_AUDIO_EXTS = ('wav', 'flac', 'm4a', 'aiff', 'mp3', 'ogg', 'mka', 'opus', 'wma')
- SUPPORTED_EXTS = ('best', 'aac', 'flac', 'mp3', 'm4a', 'opus', 'vorbis', 'wav')
+ SUPPORTED_EXTS = ('best', 'aac', 'flac', 'mp3', 'm4a', 'opus', 'vorbis', 'wav', 'alac')
def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, nopostoverwrites=False):
FFmpegPostProcessor.__init__(self, downloader)
limits = {
'libmp3lame': (10, 0),
+ 'libvorbis': (0, 10),
# FFmpeg's AAC encoder does not have an upper limit for the value of -q:a.
# Experimentally, with values over 4, bitrate changes were minimal or non-existent
'aac': (0.1, 4),
- 'vorbis': (0, 10),
'libfdk_aac': (1, 5),
- 'opus': None, # doesn't support -q:a
- 'wav': None,
- 'flac': None,
- }[codec]
+ }.get(codec)
if not limits:
return []
@PostProcessor._restrict_to(images=False)
def run(self, information):
- path = information['filepath']
+ orig_path = path = information['filepath']
orig_ext = information['ext']
if self._preferredcodec == 'best' and orig_ext in self.COMMON_AUDIO_EXTS:
more_opts = ['-f', 'adts']
if filecodec == 'vorbis':
extension = 'ogg'
+ elif filecodec == 'alac':
+ acodec = None
+ extension = 'm4a'
+ more_opts += ['-acodec', 'alac']
else:
# MP3 otherwise.
acodec = 'libmp3lame'
more_opts = self._quality_args(acodec)
if self._preferredcodec == 'aac':
more_opts += ['-f', 'adts']
- if self._preferredcodec == 'm4a':
+ elif self._preferredcodec == 'm4a':
more_opts += ['-bsf:a', 'aac_adtstoasc']
- if self._preferredcodec == 'vorbis':
+ elif self._preferredcodec == 'vorbis':
extension = 'ogg'
- if self._preferredcodec == 'wav':
+ elif self._preferredcodec == 'wav':
extension = 'wav'
more_opts += ['-f', 'wav']
+ elif self._preferredcodec == 'alac':
+ extension = 'm4a'
+ more_opts += ['-acodec', 'alac']
prefix, sep, ext = path.rpartition('.') # not os.path.splitext, since the latter does not work on unicode in all setups
- new_path = prefix + sep + extension
-
- information['filepath'] = new_path
- information['ext'] = extension
+ temp_path = new_path = prefix + sep + extension
- # If we download foo.mp3 and convert it to... foo.mp3, then don't delete foo.mp3, silly.
- if (new_path == path
- or (self._nopostoverwrites and os.path.exists(encodeFilename(new_path)))):
+ if new_path == path:
+ orig_path = prepend_extension(path, 'orig')
+ temp_path = prepend_extension(path, 'temp')
+ if (self._nopostoverwrites and os.path.exists(encodeFilename(new_path))
+ and os.path.exists(encodeFilename(orig_path))):
self.to_screen('Post-process file %s exists, skipping' % new_path)
return [], information
try:
- self.to_screen('Destination: ' + new_path)
- self.run_ffmpeg(path, new_path, acodec, more_opts)
+ self.to_screen(f'Destination: {new_path}')
+ self.run_ffmpeg(path, temp_path, acodec, more_opts)
except AudioConversionError as e:
raise PostProcessingError(
'audio conversion failed: ' + e.msg)
except Exception:
raise PostProcessingError('error running ' + self.basename)
+ os.replace(path, orig_path)
+ os.replace(temp_path, new_path)
+ information['filepath'] = new_path
+ information['ext'] = extension
+
# Try to update the date time for extracted audio file.
if information.get('filetime') is not None:
self.try_utime(
new_path, time.time(), information['filetime'],
errnote='Cannot update utime of audio file')
- return [path], information
+ return [orig_path], information
class FFmpegVideoConvertorPP(FFmpegPostProcessor):
else f'already is in target format {source_ext}' if source_ext == target_ext
else None)
if _skip_msg:
- self.to_screen(f'Not {self._ACTION} media file {filename!r}; {_skip_msg}')
+ self.to_screen(f'Not {self._ACTION} media file "{filename}"; {_skip_msg}')
return [], info
outpath = replace_extension(filename, target_ext, source_ext)
@staticmethod
def _options(target_ext):
- options = ['-c', 'copy', '-map', '0', '-dn']
- if target_ext in ['mp4', 'm4a', 'mov']:
- options.extend(['-movflags', '+faststart'])
- return options
+ return FFmpegPostProcessor.stream_copy_opts()
class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):
self._already_have_subtitle = already_have_subtitle
@PostProcessor._restrict_to(images=False)
- def run(self, information):
- if information['ext'] not in ('mp4', 'webm', 'mkv'):
+ def run(self, info):
+ if info['ext'] not in ('mp4', 'webm', 'mkv'):
self.to_screen('Subtitles can only be embedded in mp4, webm or mkv files')
- return [], information
- subtitles = information.get('requested_subtitles')
+ return [], info
+ subtitles = info.get('requested_subtitles')
if not subtitles:
self.to_screen('There aren\'t any subtitles to embed')
- return [], information
+ return [], info
- filename = information['filepath']
- if information.get('duration') and self._duration_mismatch(
- self._get_real_video_duration(information, False), information['duration']):
+ filename = info['filepath']
+
+ # Disabled temporarily. There needs to be a way to overide this
+ # in case of duration actually mismatching in extractor
+ # See: https://github.com/yt-dlp/yt-dlp/issues/1870, https://github.com/yt-dlp/yt-dlp/issues/1385
+ '''
+ if info.get('duration') and not info.get('__real_download') and self._duration_mismatch(
+ self._get_real_video_duration(filename, False), info['duration']):
self.to_screen(f'Skipping {self.pp_key()} since the real and expected durations mismatch')
- return [], information
+ return [], info
+ '''
- ext = information['ext']
+ ext = info['ext']
sub_langs, sub_names, sub_filenames = [], [], []
webm_vtt_warn = False
mp4_ass_warn = False
self.report_warning('ASS subtitles cannot be properly embedded in mp4 files; expect issues')
if not sub_langs:
- return [], information
+ return [], info
input_files = [filename] + sub_filenames
opts = [
- '-c', 'copy', '-map', '0', '-dn',
+ *self.stream_copy_opts(ext=info['ext']),
# Don't copy the existing subtitles, we may be running the
# postprocessor a second time
'-map', '-0:s',
- # Don't copy Apple TV chapters track, bin_data (see #19042, #19024,
- # https://trac.ffmpeg.org/ticket/6016)
- '-map', '-0:d',
]
- if information['ext'] == 'mp4':
- opts += ['-c:s', 'mov_text']
for i, (lang, name) in enumerate(zip(sub_langs, sub_names)):
opts.extend(['-map', '%d:0' % (i + 1)])
lang_code = ISO639Utils.short2long(lang) or lang
os.replace(temp_filename, filename)
files_to_delete = [] if self._already_have_subtitle else sub_filenames
- return files_to_delete, information
+ return files_to_delete, info
class FFmpegMetadataPP(FFmpegPostProcessor):
- def __init__(self, downloader, add_metadata=True, add_chapters=True):
+ def __init__(self, downloader, add_metadata=True, add_chapters=True, add_infojson='if_exists'):
FFmpegPostProcessor.__init__(self, downloader)
self._add_metadata = add_metadata
self._add_chapters = add_chapters
+ self._add_infojson = add_infojson
@staticmethod
def _options(target_ext):
- yield from ('-map', '0', '-dn')
- if target_ext == 'm4a':
+ audio_only = target_ext == 'm4a'
+ yield from FFmpegPostProcessor.stream_copy_opts(not audio_only)
+ if audio_only:
yield from ('-vn', '-acodec', 'copy')
- else:
- yield from ('-c', 'copy')
@PostProcessor._restrict_to(images=False)
def run(self, info):
filename, metadata_filename = info['filepath'], None
- options = []
+ files_to_delete, options = [], []
if self._add_chapters and info.get('chapters'):
metadata_filename = replace_extension(filename, 'meta')
options.extend(self._get_chapter_opts(info['chapters'], metadata_filename))
+ files_to_delete.append(metadata_filename)
if self._add_metadata:
options.extend(self._get_metadata_opts(info))
+ if self._add_infojson:
+ if info['ext'] in ('mkv', 'mka'):
+ infojson_filename = info.get('infojson_filename')
+ options.extend(self._get_infojson_opts(info, infojson_filename))
+ if not infojson_filename:
+ files_to_delete.append(info.get('infojson_filename'))
+ elif self._add_infojson is True:
+ self.to_screen('The info-json can only be attached to mkv/mka files')
+
if not options:
self.to_screen('There isn\'t any metadata to add')
return [], info
self.run_ffmpeg_multiple_files(
(filename, metadata_filename), temp_filename,
itertools.chain(self._options(info['ext']), *options))
- if metadata_filename:
- os.remove(metadata_filename)
+ for file in filter(None, files_to_delete):
+ os.remove(file) # Don't obey --keep-files
os.replace(temp_filename, filename)
return [], info
yield ('-map_metadata', '1')
def _get_metadata_opts(self, info):
- metadata = {}
- meta_prefix = 'meta_'
+ meta_prefix = 'meta'
+ metadata = collections.defaultdict(dict)
def add(meta_list, info_list=None):
value = next((
- str(info[key]) for key in [meta_prefix] + list(variadic(info_list or meta_list))
+ str(info[key]) for key in [f'{meta_prefix}_'] + list(variadic(info_list or meta_list))
if info.get(key) is not None), None)
if value not in ('', None):
- metadata.update({meta_f: value for meta_f in variadic(meta_list)})
+ metadata['common'].update({meta_f: value for meta_f in variadic(meta_list)})
# See [1-4] for some info on media metadata/metadata supported
# by ffmpeg.
add('season_number')
add('episode_id', ('episode', 'episode_id'))
add('episode_sort', 'episode_number')
+ if 'embed-metadata' in self.get_param('compat_opts', []):
+ add('comment', 'description')
+ metadata['common'].pop('synopsis', None)
+ meta_regex = rf'{re.escape(meta_prefix)}(?P<i>\d+)?_(?P<key>.+)'
for key, value in info.items():
- if value is not None and key != meta_prefix and key.startswith(meta_prefix):
- metadata[key[len(meta_prefix):]] = value
+ mobj = re.fullmatch(meta_regex, key)
+ if value is not None and mobj:
+ metadata[mobj.group('i') or 'common'][mobj.group('key')] = value
- for name, value in metadata.items():
+ for name, value in metadata['common'].items():
yield ('-metadata', f'{name}={value}')
stream_idx = 0
for fmt in info.get('requested_formats') or []:
stream_count = 2 if 'none' not in (fmt.get('vcodec'), fmt.get('acodec')) else 1
- if fmt.get('language'):
- lang = ISO639Utils.short2long(fmt['language']) or fmt['language']
- for i in range(stream_count):
- yield ('-metadata:s:%d' % (stream_idx + i), 'language=%s' % lang)
+ lang = ISO639Utils.short2long(fmt.get('language') or '') or fmt.get('language')
+ for i in range(stream_idx, stream_idx + stream_count):
+ if lang:
+ metadata[str(i)].setdefault('language', lang)
+ for name, value in metadata[str(i)].items():
+ yield (f'-metadata:s:{i}', f'{name}={value}')
stream_idx += stream_count
- if ('no-attach-info-json' not in self.get_param('compat_opts', [])
- and '__infojson_filename' in info and info['ext'] in ('mkv', 'mka')):
- old_stream, new_stream = self.get_stream_number(info['filepath'], ('tags', 'mimetype'), 'application/json')
- if old_stream is not None:
- yield ('-map', '-0:%d' % old_stream)
- new_stream -= 1
+ def _get_infojson_opts(self, info, infofn):
+ if not infofn or not os.path.exists(infofn):
+ if self._add_infojson is not True:
+ return
+ infofn = infofn or '%s.temp' % (
+ self._downloader.prepare_filename(info, 'infojson')
+ or replace_extension(self._downloader.prepare_filename(info), 'info.json', info['ext']))
+ if not self._downloader._ensure_dir_exists(infofn):
+ return
+ self.write_debug(f'Writing info-json to: {infofn}')
+ write_json_file(self._downloader.sanitize_info(info, self.get_param('clean_infojson', True)), infofn)
+ info['infojson_filename'] = infofn
- yield ('-attach', info['__infojson_filename'],
- '-metadata:s:%d' % new_stream, 'mimetype=application/json')
+ old_stream, new_stream = self.get_stream_number(info['filepath'], ('tags', 'mimetype'), 'application/json')
+ if old_stream is not None:
+ yield ('-map', '-0:%d' % old_stream)
+ new_stream -= 1
+
+ yield ('-attach', infofn,
+ '-metadata:s:%d' % new_stream, 'mimetype=application/json')
class FFmpegMergerPP(FFmpegPostProcessor):
stretched_ratio = info.get('stretched_ratio')
if stretched_ratio not in (None, 1):
self._fixup('Fixing aspect ratio', info['filepath'], [
- '-c', 'copy', '-map', '0', '-dn', '-aspect', '%f' % stretched_ratio])
+ *self.stream_copy_opts(), '-aspect', '%f' % stretched_ratio])
return [], info
@PostProcessor._restrict_to(images=False, video=False)
def run(self, info):
if info.get('container') == 'm4a_dash':
- self._fixup('Correcting container', info['filepath'], [
- '-c', 'copy', '-map', '0', '-dn', '-f', 'mp4'])
+ self._fixup('Correcting container', info['filepath'], [*self.stream_copy_opts(), '-f', 'mp4'])
return [], info
class FFmpegFixupM3u8PP(FFmpegFixupPostProcessor):
+ def _needs_fixup(self, info):
+ yield info['ext'] in ('mp4', 'm4a')
+ yield info['protocol'].startswith('m3u8')
+ try:
+ metadata = self.get_metadata_object(info['filepath'])
+ except PostProcessingError as e:
+ self.report_warning(f'Unable to extract metadata: {e.msg}')
+ yield True
+ else:
+ yield traverse_obj(metadata, ('format', 'format_name'), casesense=False) == 'mpegts'
+
@PostProcessor._restrict_to(images=False)
def run(self, info):
- if self.get_audio_codec(info['filepath']) == 'aac':
- self._fixup('Fixing malformed AAC bitstream', info['filepath'], [
- '-c', 'copy', '-map', '0', '-dn', '-f', 'mp4', '-bsf:a', 'aac_adtstoasc'])
+ if all(self._needs_fixup(info)):
+ self._fixup('Fixing MPEG-TS in MP4 container', info['filepath'], [
+ *self.stream_copy_opts(), '-f', 'mp4', '-bsf:a', 'aac_adtstoasc'])
return [], info
opts = ['-vf', 'setpts=PTS-STARTPTS']
else:
opts = ['-c', 'copy', '-bsf', 'setts=ts=TS-STARTPTS']
- self._fixup('Fixing frame timestamp', info['filepath'], opts + ['-map', '0', '-dn', '-ss', self.trim])
+ self._fixup('Fixing frame timestamp', info['filepath'], opts + [*self.stream_copy_opts(False), '-ss', self.trim])
return [], info
-class FFmpegFixupDurationPP(FFmpegFixupPostProcessor):
+class FFmpegCopyStreamPP(FFmpegFixupPostProcessor):
+ MESSAGE = 'Copying stream'
+
@PostProcessor._restrict_to(images=False)
def run(self, info):
- self._fixup('Fixing video duration', info['filepath'], ['-c', 'copy', '-map', '0', '-dn'])
+ self._fixup(self.MESSAGE, info['filepath'], self.stream_copy_opts())
return [], info
+class FFmpegFixupDurationPP(FFmpegCopyStreamPP):
+ MESSAGE = 'Fixing video duration'
+
+
+class FFmpegFixupDuplicateMoovPP(FFmpegCopyStreamPP):
+ MESSAGE = 'Fixing duplicate MOOV atoms'
+
+
class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
SUPPORTED_EXTS = ('srt', 'vtt', 'ass', 'lrc')
self.to_screen('Splitting video by chapters; %d chapters found' % len(chapters))
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, ['-c', 'copy'])])
+ self.real_run_ffmpeg([(in_file, opts)], [(destination, self.stream_copy_opts())])
if in_file != info['filepath']:
os.remove(in_file)
return [], info
files_to_delete = []
has_thumbnail = False
- for idx, thumbnail_dict in enumerate(info['thumbnails']):
- if 'filepath' not in thumbnail_dict:
+ for idx, thumbnail_dict in enumerate(info.get('thumbnails') or []):
+ original_thumbnail = thumbnail_dict.get('filepath')
+ if not original_thumbnail:
continue
has_thumbnail = True
self.fixup_webp(info, idx)
- original_thumbnail = thumbnail_dict['filepath']
_, thumbnail_ext = os.path.splitext(original_thumbnail)
if thumbnail_ext:
thumbnail_ext = thumbnail_ext[1:].lower()
if not has_thumbnail:
self.to_screen('There aren\'t any thumbnails to convert')
return files_to_delete, info
+
+
+class FFmpegConcatPP(FFmpegPostProcessor):
+ def __init__(self, downloader, only_multi_video=False):
+ self._only_multi_video = only_multi_video
+ super().__init__(downloader)
+
+ def concat_files(self, in_files, out_file):
+ if len(in_files) == 1:
+ if os.path.realpath(in_files[0]) != os.path.realpath(out_file):
+ self.to_screen(f'Moving "{in_files[0]}" to "{out_file}"')
+ os.replace(in_files[0], out_file)
+ return []
+
+ codecs = [traverse_obj(self.get_metadata_object(file), ('streams', ..., 'codec_name')) for file in in_files]
+ if len(set(map(tuple, codecs))) > 1:
+ raise PostProcessingError(
+ 'The files have different streams/codecs and cannot be concatenated. '
+ 'Either select different formats or --recode-video them to a common format')
+
+ self.to_screen(f'Concatenating {len(in_files)} files; Destination: {out_file}')
+ super().concat_files(in_files, out_file)
+ return in_files
+
+ @PostProcessor._restrict_to(images=False)
+ def run(self, info):
+ if not info.get('entries') or self._only_multi_video and info['_type'] != 'multi_video':
+ return [], info
+ elif None in info['entries']:
+ raise PostProcessingError('Aborting concatenation because some downloads failed')
+ elif any(len(entry) > 1 for entry in traverse_obj(info, ('entries', ..., 'requested_downloads')) or []):
+ raise PostProcessingError('Concatenation is not supported when downloading multiple separate formats')
+
+ in_files = traverse_obj(info, ('entries', ..., 'requested_downloads', 0, 'filepath'))
+ if not in_files:
+ self.to_screen('There are no files to concatenate')
+ return [], info
+
+ ie_copy = self._downloader._playlist_infodict(info)
+ exts = [traverse_obj(entry, ('requested_downloads', 0, 'ext'), 'ext') for entry in info['entries']]
+ ie_copy['ext'] = exts[0] if len(set(exts)) == 1 else 'mkv'
+ out_file = self._downloader.prepare_filename(ie_copy, 'pl_video')
+
+ files_to_delete = self.concat_files(in_files, out_file)
+
+ info['requested_downloads'] = [{
+ 'filepath': out_file,
+ 'ext': ie_copy['ext'],
+ }]
+ return files_to_delete, info