[extractor/common] Improve jwplayer subtitles extraction
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@ -2299,6 +2299,8 @@ class InfoExtractor(object):
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tracks = video_data.get('tracks')
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tracks = video_data.get('tracks')
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if tracks and isinstance(tracks, list):
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if tracks and isinstance(tracks, list):
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for track in tracks:
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for track in tracks:
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if not isinstance(track, dict):
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continue
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if track.get('kind') != 'captions':
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if track.get('kind') != 'captions':
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continue
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continue
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track_url = urljoin(base_url, track.get('file'))
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track_url = urljoin(base_url, track.get('file'))
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