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@ -873,7 +873,9 @@ ## Post-Processing Options:
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(requires ffmpeg and ffprobe)
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--audio-format FORMAT Format to convert the audio to when -x is
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used. (currently supported: best (default),
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mp3, aac, m4a, opus, vorbis, flac, alac, wav)
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mp3, aac, m4a, opus, vorbis, flac, alac,
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wav). You can specify multiple rules using
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similar syntax as --remux-video
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--audio-quality QUALITY Specify ffmpeg audio quality to use when
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converting the audio with -x. Insert a value
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between 0 (best) and 10 (worst) for VBR or a
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@ -213,7 +213,7 @@ def validate_minmax(min_val, max_val, min_name, max_name=None):
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validate_regex('format sorting', f, InfoExtractor.FormatSort.regex)
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# Postprocessor formats
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validate_in('audio format', opts.audioformat, ['best'] + list(FFmpegExtractAudioPP.SUPPORTED_EXTS))
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validate_regex('audio format', opts.audioformat, FFmpegExtractAudioPP.FORMAT_RE)
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validate_in('subtitle format', opts.convertsubtitles, FFmpegSubtitlesConvertorPP.SUPPORTED_EXTS)
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validate_regex('thumbnail format', opts.convertthumbnails, FFmpegThumbnailsConvertorPP.FORMAT_RE)
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validate_regex('recode video format', opts.recodevideo, FFmpegVideoConvertorPP.FORMAT_RE)
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@ -1424,7 +1424,8 @@ def _alias_callback(option, opt_str, value, parser, opts, nargs):
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'--audio-format', metavar='FORMAT', dest='audioformat', default='best',
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help=(
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'Format to convert the audio to when -x is used. '
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f'(currently supported: best (default), {", ".join(FFmpegExtractAudioPP.SUPPORTED_EXTS)})'))
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f'(currently supported: best (default), {", ".join(FFmpegExtractAudioPP.SUPPORTED_EXTS)}). '
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'You can specify multiple rules using similar syntax as --remux-video'))
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postproc.add_option(
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'--audio-quality', metavar='QUALITY',
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dest='audioquality', default='5',
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@ -426,10 +426,11 @@ def _concat_spec(cls, in_files, concat_opts=None):
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class FFmpegExtractAudioPP(FFmpegPostProcessor):
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COMMON_AUDIO_EXTS = ('wav', 'flac', 'm4a', 'aiff', 'mp3', 'ogg', 'mka', 'opus', 'wma')
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SUPPORTED_EXTS = tuple(ACODECS.keys())
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FORMAT_RE = create_mapping_re(('best', *SUPPORTED_EXTS))
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def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, nopostoverwrites=False):
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FFmpegPostProcessor.__init__(self, downloader)
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self._preferredcodec = preferredcodec or 'best'
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self.mapping = preferredcodec or 'best'
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self._preferredquality = float_or_none(preferredquality)
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self._nopostoverwrites = nopostoverwrites
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@ -469,9 +470,11 @@ def run_ffmpeg(self, path, out_path, codec, more_opts):
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@PostProcessor._restrict_to(images=False)
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def run(self, information):
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orig_path = path = information['filepath']
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target_format = self._preferredcodec
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target_format, _skip_msg = resolve_mapping(information['ext'], self.mapping)
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if target_format == 'best' and information['ext'] in self.COMMON_AUDIO_EXTS:
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self.to_screen(f'Not converting audio {orig_path}; the file is already in a common audio format')
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target_format, _skip_msg = None, 'the file is already in a common audio format'
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if not target_format:
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self.to_screen(f'Not converting audio {orig_path}; {_skip_msg}')
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return [], information
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filecodec = self.get_audio_codec(path)
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