)
+EXT_TO_OUT_FORMATS = {
+ "aac": "adts",
+ "m4a": "ipod",
+ "mka": "matroska",
+ "mkv": "matroska",
+ "mpg": "mpeg",
+ "ogv": "ogg",
+ "ts": "mpegts",
+ "wma": "asf",
+ "wmv": "asf",
+}
+
+
class FFmpegPostProcessorError(PostProcessingError):
pass
def _determine_executables(self):
programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
- prefer_ffmpeg = self._downloader.params.get('prefer_ffmpeg', False)
+ prefer_ffmpeg = False
self.basename = None
self.probe_basename = None
self._paths = None
self._versions = None
if self._downloader:
+ prefer_ffmpeg = self._downloader.params.get('prefer_ffmpeg', False)
location = self._downloader.params.get('ffmpeg_location')
if location is not None:
if not os.path.exists(location):
oldest_mtime = min(
os.stat(encodeFilename(path)).st_mtime for path in input_paths)
+ opts += self._configuration_args()
+
files_cmd = []
for path in input_paths:
- files_cmd.extend([encodeArgument('-i'), encodeFilename(path, True)])
+ files_cmd.extend([
+ encodeArgument('-i'),
+ encodeFilename(self._ffmpeg_filename_argument(path), True)
+ ])
cmd = ([encodeFilename(self.executable, True), encodeArgument('-y')] +
files_cmd +
[encodeArgument(o) for o in 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('-'):
- return './' + fn
- return fn
+ # Always use 'file:' because the filename may contain ':' (ffmpeg
+ # interprets that as a protocol) or can start with '-' (-- is broken in
+ # ffmpeg, see https://ffmpeg.org/trac/ffmpeg/ticket/2127 for details)
+ return 'file:' + fn
class FFmpegExtractAudioPP(FFmpegPostProcessor):
# 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)))):
- self._downloader.to_screen('[youtube] Post-process file %s exists, skipping' % new_path)
+ self._downloader.to_screen('[ffmpeg] Post-process file %s exists, skipping' % new_path)
return [], information
try:
- self._downloader.to_screen('[' + self.basename + '] Destination: ' + new_path)
+ self._downloader.to_screen('[ffmpeg] Destination: ' + new_path)
self.run_ffmpeg(path, new_path, acodec, more_opts)
except AudioConversionError as e:
raise PostProcessingError(
def run(self, information):
path = information['filepath']
- prefix, sep, ext = path.rpartition('.')
- ext = self._preferedformat
- options = self._extra_cmd_args
- if self._preferedformat == 'xvid':
- ext = 'avi'
- options.extend(['-c:v', 'libxvid', '-vtag', 'XVID'])
- outpath = prefix + sep + ext
if information['ext'] == self._preferedformat:
self._downloader.to_screen('[ffmpeg] Not converting video file %s - already is in target format %s' % (path, self._preferedformat))
return [], information
+ options = []
+ if self._preferedformat == 'avi':
+ options.extend(['-c:v', 'libxvid', '-vtag', 'XVID'])
+ prefix, sep, ext = path.rpartition('.')
+ outpath = prefix + sep + self._preferedformat
self._downloader.to_screen('[' + 'ffmpeg' + '] Converting video from %s to %s, Destination: ' % (information['ext'], self._preferedformat) + outpath)
self.run_ffmpeg(path, outpath, options)
information['filepath'] = outpath
information['format'] = self._preferedformat
- information['ext'] = ext
+ information['ext'] = self._preferedformat
return [path], information
class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):
def run(self, information):
- if information['ext'] not in ['mp4', 'mkv']:
- self._downloader.to_screen('[ffmpeg] Subtitles can only be embedded in mp4 or mkv files')
+ if information['ext'] not in ('mp4', 'webm', 'mkv'):
+ self._downloader.to_screen('[ffmpeg] Subtitles can only be embedded in mp4, webm or mkv files')
return [], information
subtitles = information.get('requested_subtitles')
if not subtitles:
self._downloader.to_screen('[ffmpeg] There aren\'t any subtitles to embed')
return [], information
- sub_langs = list(subtitles.keys())
filename = information['filepath']
- sub_filenames = [subtitles_filename(filename, lang, sub_info['ext']) for lang, sub_info in subtitles.items()]
+
+ ext = information['ext']
+ sub_langs = []
+ sub_filenames = []
+ webm_vtt_warn = False
+
+ for lang, sub_info in subtitles.items():
+ sub_ext = sub_info['ext']
+ if ext != 'webm' or ext == 'webm' and sub_ext == 'vtt':
+ sub_langs.append(lang)
+ sub_filenames.append(subtitles_filename(filename, lang, sub_ext))
+ else:
+ if not webm_vtt_warn and ext == 'webm' and sub_ext != 'vtt':
+ webm_vtt_warn = True
+ self._downloader.to_screen('[ffmpeg] Only WebVTT subtitles can be embedded in webm files')
+
+ if not sub_langs:
+ return [], information
+
input_files = [filename] + sub_filenames
opts = [
return [], info
+class FFmpegFixupM3u8PP(FFmpegPostProcessor):
+ def run(self, info):
+ filename = info['filepath']
+ temp_filename = prepend_extension(filename, 'temp')
+
+ options = ['-c', 'copy', '-f', 'mp4', '-bsf:a', 'aac_adtstoasc']
+ self._downloader.to_screen('[ffmpeg] Fixing malformated aac bitstream in "%s"' % filename)
+ self.run_ffmpeg(filename, temp_filename, options)
+
+ os.remove(encodeFilename(filename))
+ os.rename(encodeFilename(temp_filename), encodeFilename(filename))
+
+ return [], info
+
+
class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
def __init__(self, downloader=None, format=None):
super(FFmpegSubtitlesConvertorPP, self).__init__(downloader)
self._downloader.to_screen('[ffmpeg] There aren\'t any subtitles to convert')
return [], info
self._downloader.to_screen('[ffmpeg] Converting subtitles')
+ sub_filenames = []
for lang, sub in subs.items():
ext = sub['ext']
if ext == new_ext:
'[ffmpeg] Subtitle file for %s is already in the requested'
'format' % new_ext)
continue
+ old_file = subtitles_filename(filename, lang, ext)
+ sub_filenames.append(old_file)
new_file = subtitles_filename(filename, lang, new_ext)
if ext == 'dfxp' or ext == 'ttml':
'You have requested to convert dfxp (TTML) subtitles into another format, '
'which results in style information loss')
- dfxp_file = subtitles_filename(filename, lang, ext)
+ dfxp_file = old_file
srt_file = subtitles_filename(filename, lang, 'srt')
with io.open(dfxp_file, 'rt', encoding='utf-8') as f:
with io.open(srt_file, 'wt', encoding='utf-8') as f:
f.write(srt_data)
+ old_file = srt_file
- ext = 'srt'
subs[lang] = {
'ext': 'srt',
'data': srt_data
if new_ext == 'srt':
continue
+ else:
+ sub_filenames.append(srt_file)
- self.run_ffmpeg(
- subtitles_filename(filename, lang, ext),
- new_file, ['-f', new_format])
+ self.run_ffmpeg(old_file, new_file, ['-f', new_format])
with io.open(new_file, 'rt', encoding='utf-8') as f:
subs[lang] = {
- 'ext': ext,
+ 'ext': new_ext,
'data': f.read(),
}
- return [], info
+ return sub_filenames, info