commit d4051a8e051a06ddeab905a4b5fcc7ddb70952bf
parent df3df7fb6458132a05a4cb64ab37701e7b6a39f2
Author: Jaime Marquínez Ferrándiz <jaime.marquinez.ferrandiz@gmail.com>
Date: Sat, 20 Jul 2013 12:48:57 +0200
Add a post processor for embedding subtitles in mp4 videos (closes #1052)
Diffstat:
4 files changed, 241 insertions(+), 3 deletions(-)
diff --git a/youtube_dl/PostProcessor.py b/youtube_dl/PostProcessor.py
@@ -71,12 +71,17 @@ class FFmpegPostProcessor(PostProcessor):
programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
return dict((program, executable(program)) for program in programs)
- def run_ffmpeg(self, path, out_path, opts):
+ def run_ffmpeg_multiple_files(self, input_paths, out_path, opts):
if not self._exes['ffmpeg'] and not self._exes['avconv']:
raise FFmpegPostProcessorError(u'ffmpeg or avconv not found. Please install one.')
- cmd = ([self._exes['avconv'] or self._exes['ffmpeg'], '-y', '-i', encodeFilename(path)]
+
+ files_cmd = []
+ for path in input_paths:
+ files_cmd.extend(['-i', encodeFilename(path)])
+ cmd = ([self._exes['avconv'] or self._exes['ffmpeg'], '-y'] + files_cmd
+ opts +
[encodeFilename(self._ffmpeg_filename_argument(out_path))])
+
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
stdout,stderr = p.communicate()
if p.returncode != 0:
@@ -84,6 +89,9 @@ class FFmpegPostProcessor(PostProcessor):
msg = stderr.strip().split('\n')[-1]
raise FFmpegPostProcessorError(msg)
+ def run_ffmpeg(self, path, out_path, opts):
+ self.run_ffmpeg_multiple_files([path], out_path, opts)
+
def _ffmpeg_filename_argument(self, fn):
# ffmpeg broke --, see https://ffmpeg.org/trac/ffmpeg/ticket/2127 for details
if fn.startswith(u'-'):
@@ -232,3 +240,226 @@ class FFmpegVideoConvertor(FFmpegPostProcessor):
information['format'] = self._preferedformat
information['ext'] = self._preferedformat
return False,information
+
+
+class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):
+ # See http://www.loc.gov/standards/iso639-2/ISO-639-2_utf-8.txt
+ _lang_map = {
+ 'aa': 'aar',
+ 'ab': 'abk',
+ 'ae': 'ave',
+ 'af': 'afr',
+ 'ak': 'aka',
+ 'am': 'amh',
+ 'an': 'arg',
+ 'ar': 'ara',
+ 'as': 'asm',
+ 'av': 'ava',
+ 'ay': 'aym',
+ 'az': 'aze',
+ 'ba': 'bak',
+ 'be': 'bel',
+ 'bg': 'bul',
+ 'bh': 'bih',
+ 'bi': 'bis',
+ 'bm': 'bam',
+ 'bn': 'ben',
+ 'bo': 'bod',
+ 'br': 'bre',
+ 'bs': 'bos',
+ 'ca': 'cat',
+ 'ce': 'che',
+ 'ch': 'cha',
+ 'co': 'cos',
+ 'cr': 'cre',
+ 'cs': 'ces',
+ 'cu': 'chu',
+ 'cv': 'chv',
+ 'cy': 'cym',
+ 'da': 'dan',
+ 'de': 'deu',
+ 'dv': 'div',
+ 'dz': 'dzo',
+ 'ee': 'ewe',
+ 'el': 'ell',
+ 'en': 'eng',
+ 'eo': 'epo',
+ 'es': 'spa',
+ 'et': 'est',
+ 'eu': 'eus',
+ 'fa': 'fas',
+ 'ff': 'ful',
+ 'fi': 'fin',
+ 'fj': 'fij',
+ 'fo': 'fao',
+ 'fr': 'fra',
+ 'fy': 'fry',
+ 'ga': 'gle',
+ 'gd': 'gla',
+ 'gl': 'glg',
+ 'gn': 'grn',
+ 'gu': 'guj',
+ 'gv': 'glv',
+ 'ha': 'hau',
+ 'he': 'heb',
+ 'hi': 'hin',
+ 'ho': 'hmo',
+ 'hr': 'hrv',
+ 'ht': 'hat',
+ 'hu': 'hun',
+ 'hy': 'hye',
+ 'hz': 'her',
+ 'ia': 'ina',
+ 'id': 'ind',
+ 'ie': 'ile',
+ 'ig': 'ibo',
+ 'ii': 'iii',
+ 'ik': 'ipk',
+ 'io': 'ido',
+ 'is': 'isl',
+ 'it': 'ita',
+ 'iu': 'iku',
+ 'ja': 'jpn',
+ 'jv': 'jav',
+ 'ka': 'kat',
+ 'kg': 'kon',
+ 'ki': 'kik',
+ 'kj': 'kua',
+ 'kk': 'kaz',
+ 'kl': 'kal',
+ 'km': 'khm',
+ 'kn': 'kan',
+ 'ko': 'kor',
+ 'kr': 'kau',
+ 'ks': 'kas',
+ 'ku': 'kur',
+ 'kv': 'kom',
+ 'kw': 'cor',
+ 'ky': 'kir',
+ 'la': 'lat',
+ 'lb': 'ltz',
+ 'lg': 'lug',
+ 'li': 'lim',
+ 'ln': 'lin',
+ 'lo': 'lao',
+ 'lt': 'lit',
+ 'lu': 'lub',
+ 'lv': 'lav',
+ 'mg': 'mlg',
+ 'mh': 'mah',
+ 'mi': 'mri',
+ 'mk': 'mkd',
+ 'ml': 'mal',
+ 'mn': 'mon',
+ 'mr': 'mar',
+ 'ms': 'msa',
+ 'mt': 'mlt',
+ 'my': 'mya',
+ 'na': 'nau',
+ 'nb': 'nob',
+ 'nd': 'nde',
+ 'ne': 'nep',
+ 'ng': 'ndo',
+ 'nl': 'nld',
+ 'nn': 'nno',
+ 'no': 'nor',
+ 'nr': 'nbl',
+ 'nv': 'nav',
+ 'ny': 'nya',
+ 'oc': 'oci',
+ 'oj': 'oji',
+ 'om': 'orm',
+ 'or': 'ori',
+ 'os': 'oss',
+ 'pa': 'pan',
+ 'pi': 'pli',
+ 'pl': 'pol',
+ 'ps': 'pus',
+ 'pt': 'por',
+ 'qu': 'que',
+ 'rm': 'roh',
+ 'rn': 'run',
+ 'ro': 'ron',
+ 'ru': 'rus',
+ 'rw': 'kin',
+ 'sa': 'san',
+ 'sc': 'srd',
+ 'sd': 'snd',
+ 'se': 'sme',
+ 'sg': 'sag',
+ 'si': 'sin',
+ 'sk': 'slk',
+ 'sl': 'slv',
+ 'sm': 'smo',
+ 'sn': 'sna',
+ 'so': 'som',
+ 'sq': 'sqi',
+ 'sr': 'srp',
+ 'ss': 'ssw',
+ 'st': 'sot',
+ 'su': 'sun',
+ 'sv': 'swe',
+ 'sw': 'swa',
+ 'ta': 'tam',
+ 'te': 'tel',
+ 'tg': 'tgk',
+ 'th': 'tha',
+ 'ti': 'tir',
+ 'tk': 'tuk',
+ 'tl': 'tgl',
+ 'tn': 'tsn',
+ 'to': 'ton',
+ 'tr': 'tur',
+ 'ts': 'tso',
+ 'tt': 'tat',
+ 'tw': 'twi',
+ 'ty': 'tah',
+ 'ug': 'uig',
+ 'uk': 'ukr',
+ 'ur': 'urd',
+ 'uz': 'uzb',
+ 've': 'ven',
+ 'vi': 'vie',
+ 'vo': 'vol',
+ 'wa': 'wln',
+ 'wo': 'wol',
+ 'xh': 'xho',
+ 'yi': 'yid',
+ 'yo': 'yor',
+ 'za': 'zha',
+ 'zh': 'zho',
+ 'zu': 'zul',
+ }
+
+ def __init__(self, downloader=None, subtitlesformat='srt'):
+ super(FFmpegEmbedSubtitlePP, self).__init__(downloader)
+ self._subformat = subtitlesformat
+
+ @classmethod
+ def _conver_lang_code(cls, code):
+ """Convert language code from ISO 639-1 to ISO 639-2/T"""
+ return cls._lang_map.get(code[:2])
+
+ def run(self, information):
+ if information['ext'] != u'mp4':
+ self._downloader.to_screen(u'[ffmpeg] Subtitles can only be embedded in mp4 files')
+ return True, information
+ sub_langs = [key for key in information['subtitles']]
+
+ filename = information['filepath']
+ input_files = [filename] + [subtitles_filename(filename, lang, self._subformat) for lang in sub_langs]
+
+ opts = ['-map', '0:0', '-map', '0:1', '-c:v', 'copy', '-c:a', 'copy']
+ for (i, lang) in enumerate(sub_langs):
+ opts.extend(['-map', '%d:0' % (i+1), '-c:s:%d' % i, 'mov_text'])
+ lang_code = self._conver_lang_code(lang)
+ if lang_code is not None:
+ opts.extend(['-metadata:s:s:%d' % i, 'language=%s' % lang_code])
+ opts.extend(['-f', 'mp4'])
+
+ temp_filename = filename + u'.temp'
+ self.run_ffmpeg_multiple_files(input_files, temp_filename, opts)
+ os.remove(encodeFilename(filename))
+ os.rename(encodeFilename(temp_filename), encodeFilename(filename))
+
+ return True, information
diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py
@@ -497,7 +497,7 @@ class YoutubeDL(object):
if sub is None:
continue
try:
- sub_filename = filename.rsplit('.', 1)[0] + u'.' + sub_lang + u'.' + sub_format
+ sub_filename = subtitles_filename(filename, sub_lang, sub_format)
self.report_writesubtitles(sub_filename)
with io.open(encodeFilename(sub_filename), 'w', encoding='utf-8') as subfile:
subfile.write(sub)
diff --git a/youtube_dl/__init__.py b/youtube_dl/__init__.py
@@ -323,6 +323,8 @@ def parseOpts(overrideArguments=None):
help='keeps the video file on disk after the post-processing; the video is erased by default')
postproc.add_option('--no-post-overwrites', action='store_true', dest='nopostoverwrites', default=False,
help='do not overwrite post-processed files; the post-processed files are overwritten by default')
+ postproc.add_option('--embed-subs', action='store_true', dest='embedsubtitles', default=False,
+ help='embed subtitles in the video (only for mp4 videos)')
parser.add_option_group(general)
@@ -611,6 +613,8 @@ def _real_main(argv=None):
ydl.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat, preferredquality=opts.audioquality, nopostoverwrites=opts.nopostoverwrites))
if opts.recodevideo:
ydl.add_post_processor(FFmpegVideoConvertor(preferedformat=opts.recodevideo))
+ if opts.embedsubtitles:
+ ydl.add_post_processor(FFmpegEmbedSubtitlePP(subtitlesformat=opts.subtitlesformat))
# Update version
if opts.update_self:
diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
@@ -657,6 +657,9 @@ def determine_ext(url, default_ext=u'unknown_video'):
else:
return default_ext
+def subtitles_filename(filename, sub_lang, sub_format):
+ return filename.rsplit('.', 1)[0] + u'.' + sub_lang + u'.' + sub_format
+
def date_from_str(date_str):
"""
Return a datetime object from a string in the format YYYYMMDD or
