)
+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
# 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
+ # Also leave '-' intact in order not to break streaming to stdout.
+ return 'file:' + fn if fn != '-' else fn
class FFmpegExtractAudioPP(FFmpegPostProcessor):
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 = [
sub_filenames.append(old_file)
new_file = subtitles_filename(filename, lang, new_ext)
- if ext == 'dfxp' or ext == 'ttml':
+ if ext == 'dfxp' or ext == 'ttml' or ext == 'tt':
self._downloader.report_warning(
'You have requested to convert dfxp (TTML) subtitles into another format, '
'which results in style information loss')