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-rw-r--r--youtube_dl/extractor/youtube.py62
1 files changed, 41 insertions, 21 deletions
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index bf4f4e139..77cd271ef 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -1269,37 +1269,57 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
sub_lang_list[sub_lang] = sub_formats
return sub_lang_list
+ def make_captions(sub_url, sub_langs):
+ parsed_sub_url = compat_urllib_parse_urlparse(sub_url)
+ caption_qs = compat_parse_qs(parsed_sub_url.query)
+ captions = {}
+ for sub_lang in sub_langs:
+ sub_formats = []
+ for ext in self._SUBTITLE_FORMATS:
+ caption_qs.update({
+ 'tlang': [sub_lang],
+ 'fmt': [ext],
+ })
+ sub_url = compat_urlparse.urlunparse(parsed_sub_url._replace(
+ query=compat_urllib_parse_urlencode(caption_qs, True)))
+ sub_formats.append({
+ 'url': sub_url,
+ 'ext': ext,
+ })
+ captions[sub_lang] = sub_formats
+ return captions
+
+ # New captions format as of 22.06.2017
+ player_response = args.get('player_response')
+ if player_response and isinstance(player_response, compat_str):
+ player_response = self._parse_json(
+ player_response, video_id, fatal=False)
+ if player_response:
+ renderer = player_response['captions']['playerCaptionsTracklistRenderer']
+ base_url = renderer['captionTracks'][0]['baseUrl']
+ sub_lang_list = []
+ for lang in renderer['translationLanguages']:
+ lang_code = lang.get('languageCode')
+ if lang_code:
+ sub_lang_list.append(lang_code)
+ return make_captions(base_url, sub_lang_list)
+
# Some videos don't provide ttsurl but rather caption_tracks and
# caption_translation_languages (e.g. 20LmZk1hakA)
+ # Does not used anymore as of 22.06.2017
caption_tracks = args['caption_tracks']
caption_translation_languages = args['caption_translation_languages']
caption_url = compat_parse_qs(caption_tracks.split(',')[0])['u'][0]
- parsed_caption_url = compat_urllib_parse_urlparse(caption_url)
- caption_qs = compat_parse_qs(parsed_caption_url.query)
-
- sub_lang_list = {}
+ sub_lang_list = []
for lang in caption_translation_languages.split(','):
lang_qs = compat_parse_qs(compat_urllib_parse_unquote_plus(lang))
sub_lang = lang_qs.get('lc', [None])[0]
- if not sub_lang:
- continue
- sub_formats = []
- for ext in self._SUBTITLE_FORMATS:
- caption_qs.update({
- 'tlang': [sub_lang],
- 'fmt': [ext],
- })
- sub_url = compat_urlparse.urlunparse(parsed_caption_url._replace(
- query=compat_urllib_parse_urlencode(caption_qs, True)))
- sub_formats.append({
- 'url': sub_url,
- 'ext': ext,
- })
- sub_lang_list[sub_lang] = sub_formats
- return sub_lang_list
+ if sub_lang:
+ sub_lang_list.append(sub_lang)
+ return make_captions(caption_url, sub_lang_list)
# An extractor error can be raise by the download process if there are
# no automatic captions but there are subtitles
- except (KeyError, ExtractorError):
+ except (KeyError, IndexError, ExtractorError):
self._downloader.report_warning(err_msg)
return {}