[limelight] Extract ttml subtitles (Closes #9739)

[youtube-dl] / youtube_dl / extractor / limelight.py

diff --git a/youtube_dl/extractor/limelight.py b/youtube_dl/extractor/limelight.py
index da5d198b99a1edf6eb621191cdbcd6eafaf61150..5d2c3e256740d865e1c0be2c8e2808a9ee97ee43 100644 (file)
--- a/youtube_dl/extractor/limelight.py
+++ b/youtube_dl/extractor/limelight.py
@@ -98,13 +98,19 @@ class LimelightBaseIE(InfoExtractor):
         } for thumbnail in properties.get('thumbnails', []) if thumbnail.get('url')]
 
         subtitles = {}
-        for caption in properties.get('captions', {}):
+        for caption in properties.get('captions', []):
             lang = caption.get('language_code')
             subtitles_url = caption.get('url')
             if lang and subtitles_url:
-                subtitles[lang] = [{
+                subtitles.setdefault(lang, []).append({
                     'url': subtitles_url,
-                }]
+                })
+        closed_captions_url = properties.get('closed_captions_url')
+        if closed_captions_url:
+            subtitles.setdefault('en', []).append({
+                'url': closed_captions_url,
+                'ext': 'ttml',
+            })
 
         return {
             'id': video_id,