[utils, cleanup] Consolidate known media extensions

2 years ago · 8dc5930511
parent b4daacb4ec
commit 8dc5930511
6 changed files with 35 additions and 33 deletions
--- a/README.md
+++ b/README.md
@ -916,7 +916,7 @@ You can also fork the project on github and run your fork's [build workflow](.gi
                                    (requires ffmpeg and ffprobe)
    --audio-format FORMAT           Format to convert the audio to when -x is
                                    used. (currently supported: best (default),
-                                    mp3, aac, m4a, opus, vorbis, flac, alac,
+                                    aac, alac, flac, m4a, mp3, opus, vorbis,
                                    wav). You can specify multiple rules using
                                    similar syntax as --remux-video
    --audio-quality QUALITY         Specify ffmpeg audio quality to use when
@ -924,9 +924,9 @@ You can also fork the project on github and run your fork's [build workflow](.gi
                                    between 0 (best) and 10 (worst) for VBR or a
                                    specific bitrate like 128K (default 5)
    --remux-video FORMAT            Remux the video into another container if
-                                    necessary (currently supported: mp4, mkv,
-                                    flv, webm, mov, avi, mka, ogg, mp3, aac,
-                                    m4a, opus, vorbis, flac, alac, wav). If
+                                    necessary (currently supported: avi, flv,
+                                    mkv, mov, mp4, webm, aac, aiff, alac, flac,
+                                    m4a, mka, mp3, ogg, opus, vorbis, wav). If
                                    target container does not support the
                                    video/audio codec, remuxing will fail. You
                                    can specify multiple rules; Eg.
@ -1025,7 +1025,7 @@ You can also fork the project on github and run your fork's [build workflow](.gi
                                    be used multiple times
    --no-exec                       Remove any previously defined --exec
    --convert-subs FORMAT           Convert the subtitles to another format
-                                    (currently supported: srt, vtt, ass, lrc)
+                                    (currently supported: ass, lrc, srt, vtt)
                                    (Alias: --convert-subtitles)
    --convert-thumbnails FORMAT     Convert the thumbnails to another format
                                    (currently supported: jpg, png, webp). You
--- a/yt_dlp/YoutubeDL.py
+++ b/yt_dlp/YoutubeDL.py
@ -52,6 +52,7 @@ from .utils import (
    DEFAULT_OUTTMPL,
    IDENTITY,
    LINK_TEMPLATES,
+    MEDIA_EXTENSIONS,
    NO_DEFAULT,
    NUMBER_RE,
    OUTTMPL_TYPES,
@ -543,9 +544,9 @@ class YoutubeDL:
        'page_url', 'app', 'play_path', 'tc_url', 'flash_version', 'rtmp_live', 'rtmp_conn', 'rtmp_protocol', 'rtmp_real_time'
    }
    _format_selection_exts = {
-        'audio': {'m4a', 'mp3', 'ogg', 'aac'},
-        'video': {'mp4', 'flv', 'webm', '3gp'},
-        'storyboards': {'mhtml'},
+        'audio': set(MEDIA_EXTENSIONS.common_audio),
+        'video': set(MEDIA_EXTENSIONS.common_video + ('3gp', )),
+        'storyboards': set(MEDIA_EXTENSIONS.storyboards),
    }

    def __init__(self, params=None, auto_init=True):
--- a/yt_dlp/init.py
+++ b/yt_dlp/init.py
@ -19,8 +19,8 @@ from .extractor.adobepass import MSO_INFO
 from .extractor.common import InfoExtractor
 from .options import parseOpts
 from .postprocessor import (
-    FFmpegPostProcessor,
    FFmpegExtractAudioPP,
+    FFmpegPostProcessor,
    FFmpegSubtitlesConvertorPP,
    FFmpegThumbnailsConvertorPP,
    FFmpegVideoConvertorPP,
--- a/yt_dlp/options.py
+++ b/yt_dlp/options.py
@ -972,7 +972,7 @@ def create_parser():
        }, help=(
            'Name or path of the external downloader to use (optionally) prefixed by '
            'the protocols (http, ftp, m3u8, dash, rstp, rtmp, mms) to use it for. '
-            f'Currently supports native, {", ".join(list_external_downloaders())}. '
+            f'Currently supports native, {", ".join(sorted(list_external_downloaders()))}. '
            'You can use this option multiple times to set different downloaders for different protocols. '
            'For example, --downloader aria2c --downloader "dash,m3u8:native" will use '
            'aria2c for http/ftp downloads, and the native downloader for dash/m3u8 downloads '
@ -1469,7 +1469,7 @@ def create_parser():
        '--audio-format', metavar='FORMAT', dest='audioformat', default='best',
        help=(
            'Format to convert the audio to when -x is used. '
-            f'(currently supported: best (default), {", ".join(FFmpegExtractAudioPP.SUPPORTED_EXTS)}). '
+            f'(currently supported: best (default), {", ".join(sorted(FFmpegExtractAudioPP.SUPPORTED_EXTS))}). '
            'You can specify multiple rules using similar syntax as --remux-video'))
    postproc.add_option(
        '--audio-quality', metavar='QUALITY',
@ -1652,13 +1652,13 @@ def create_parser():
        metavar='FORMAT', dest='convertsubtitles', default=None,
        help=(
            'Convert the subtitles to another format (currently supported: %s) '
-            '(Alias: --convert-subtitles)' % ', '.join(FFmpegSubtitlesConvertorPP.SUPPORTED_EXTS)))
+            '(Alias: --convert-subtitles)' % ', '.join(sorted(FFmpegSubtitlesConvertorPP.SUPPORTED_EXTS))))
    postproc.add_option(
        '--convert-thumbnails',
        metavar='FORMAT', dest='convertthumbnails', default=None,
        help=(
            'Convert the thumbnails to another format '
-            f'(currently supported: {", ".join(FFmpegThumbnailsConvertorPP.SUPPORTED_EXTS)}). '
+            f'(currently supported: {", ".join(sorted(FFmpegThumbnailsConvertorPP.SUPPORTED_EXTS))}). '
            'You can specify multiple rules using similar syntax as --remux-video'))
    postproc.add_option(
        '--split-chapters', '--split-tracks',
--- a/yt_dlp/postprocessor/ffmpeg.py
+++ b/yt_dlp/postprocessor/ffmpeg.py
@ -10,6 +10,7 @@ import time
 from .common import PostProcessor
 from ..compat import functools, imghdr
 from ..utils import (
+    MEDIA_EXTENSIONS,
    ISO639Utils,
    Popen,
    PostProcessingError,
@ -424,7 +425,7 @@ class FFmpegPostProcessor(PostProcessor):


 class FFmpegExtractAudioPP(FFmpegPostProcessor):
-    COMMON_AUDIO_EXTS = ('wav', 'flac', 'm4a', 'aiff', 'mp3', 'ogg', 'mka', 'opus', 'wma')
+    COMMON_AUDIO_EXTS = MEDIA_EXTENSIONS.common_audio + ('wma', )
    SUPPORTED_EXTS = tuple(ACODECS.keys())
    FORMAT_RE = create_mapping_re(('best', *SUPPORTED_EXTS))

@ -531,7 +532,7 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):


 class FFmpegVideoConvertorPP(FFmpegPostProcessor):
-    SUPPORTED_EXTS = ('mp4', 'mkv', 'flv', 'webm', 'mov', 'avi', 'mka', 'ogg', *FFmpegExtractAudioPP.SUPPORTED_EXTS)
+    SUPPORTED_EXTS = (*MEDIA_EXTENSIONS.common_video, *sorted(MEDIA_EXTENSIONS.common_audio + ('aac', 'vorbis')))
    FORMAT_RE = create_mapping_re(SUPPORTED_EXTS)
    _ACTION = 'converting'

@ -924,7 +925,7 @@ class FFmpegFixupDuplicateMoovPP(FFmpegCopyStreamPP):


 class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
-    SUPPORTED_EXTS = ('srt', 'vtt', 'ass', 'lrc')
+    SUPPORTED_EXTS = MEDIA_EXTENSIONS.subtitles

    def __init__(self, downloader=None, format=None):
        super().__init__(downloader)
@ -1046,7 +1047,7 @@ class FFmpegSplitChaptersPP(FFmpegPostProcessor):


 class FFmpegThumbnailsConvertorPP(FFmpegPostProcessor):
-    SUPPORTED_EXTS = ('jpg', 'png', 'webp')
+    SUPPORTED_EXTS = MEDIA_EXTENSIONS.thumbnails
    FORMAT_RE = create_mapping_re(SUPPORTED_EXTS)

    def __init__(self, downloader=None, format=None):
--- a/yt_dlp/utils.py
+++ b/yt_dlp/utils.py
@ -150,22 +150,6 @@ MONTH_NAMES = {
        'juillet', 'août', 'septembre', 'octobre', 'novembre', 'décembre'],
 }

-KNOWN_EXTENSIONS = (
-    'mp4', 'm4a', 'm4p', 'm4b', 'm4r', 'm4v', 'aac',
-    'flv', 'f4v', 'f4a', 'f4b',
-    'webm', 'ogg', 'ogv', 'oga', 'ogx', 'spx', 'opus',
-    'mkv', 'mka', 'mk3d',
-    'avi', 'divx',
-    'mov',
-    'asf', 'wmv', 'wma',
-    '3gp', '3g2',
-    'mp3',
-    'mpg',
-    'flac',
-    'ape',
-    'wav',
-    'f4f', 'f4m', 'm3u8', 'smil')
-
 # needed for sanitizing filenames in restricted mode
 ACCENT_CHARS = dict(zip('ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖŐØŒÙÚÛÜŰÝÞßàáâãäåæçèéêëìíîïðñòóôõöőøœùúûüűýþÿ',
                        itertools.chain('AAAAAA', ['AE'], 'CEEEEIIIIDNOOOOOOO', ['OE'], 'UUUUUY', ['TH', 'ss'],
@ -5647,6 +5631,22 @@ class Namespace(types.SimpleNamespace):
        return self.__dict__.items()


+MEDIA_EXTENSIONS = Namespace(
+    common_video=('avi', 'flv', 'mkv', 'mov', 'mp4', 'webm'),
+    video=('3g2', '3gp', 'f4v', 'mk3d', 'divx', 'mpg', 'ogv', 'm4v', 'wmv'),
+    common_audio=('aiff', 'alac', 'flac', 'm4a', 'mka', 'mp3', 'ogg', 'opus', 'wav'),
+    audio=('aac', 'ape', 'asf', 'f4a', 'f4b', 'm4b', 'm4p', 'm4r', 'oga', 'ogx', 'spx', 'vorbis', 'wma'),
+    thumbnails=('jpg', 'png', 'webp'),
+    storyboards=('mhtml', ),
+    subtitles=('srt', 'vtt', 'ass', 'lrc'),
+    manifests=('f4f', 'f4m', 'm3u8', 'smil', 'mpd'),
+)
+MEDIA_EXTENSIONS.video += MEDIA_EXTENSIONS.common_video
+MEDIA_EXTENSIONS.audio += MEDIA_EXTENSIONS.common_audio
+
+KNOWN_EXTENSIONS = (*MEDIA_EXTENSIONS.video, *MEDIA_EXTENSIONS.audio, *MEDIA_EXTENSIONS.manifests)
+
+
 # Deprecated
 has_certifi = bool(certifi)
 has_websockets = bool(websockets)