yt-dlp

youtube/watch.py

@@ -6,6 +6,9 @@ import settings
 
 from flask import request
 import flask
+import logging
+
+logger = logging.getLogger(__name__)
 
 import json
 import gevent
@@ -685,6 +688,18 @@ def get_watch_page(video_id=None):
     pair_sources = source_info['pair_sources']
     uni_idx, pair_idx = source_info['uni_idx'], source_info['pair_idx']
 
+    # Extract audio tracks using yt-dlp for multi-language support
+    audio_tracks = []
+    try:
+        from youtube import ytdlp_integration
+        ytdlp_info = ytdlp_integration.extract_video_info_ytdlp(video_id)
+        audio_tracks = ytdlp_info.get('audio_tracks', [])
+        if audio_tracks:
+            logger.info(f'Found {len(audio_tracks)} audio tracks for video {video_id}')
+    except Exception as e:
+        logger.warning(f'Failed to extract audio tracks: {e}')
+        audio_tracks = []
+
     pair_quality = yt_data_extract.deep_get(pair_sources, pair_idx, 'quality')
     uni_quality = yt_data_extract.deep_get(uni_sources, uni_idx, 'quality')
 
@@ -808,7 +823,9 @@ def get_watch_page(video_id=None):
             'playlist': info['playlist'],
             'related': info['related_videos'],
             'playability_error': info['playability_error'],
+            'audio_tracks': audio_tracks,
         },
+        audio_tracks = audio_tracks,
         font_family = youtube.font_choices[settings.font], # for embed page
         **source_info,
         using_pair_sources = using_pair_sources,
@@ -884,3 +901,18 @@ def get_transcript(caption_path):
 
     return flask.Response(result.encode('utf-8'),
                           mimetype='text/plain;charset=UTF-8')
+
+
+# ============================================================================
+# yt-dlp Integration Routes
+# ============================================================================
+
+@yt_app.route('/ytl-api/video-with-audio/<video_id>')
+def proxy_video_with_audio(video_id):
+    """
+    Proxy para servir video con audio específico usando yt-dlp
+    """
+    from youtube import ytdlp_proxy
+    audio_lang = request.args.get('lang', 'en')
+    max_quality = int(request.args.get('quality', 720))
+    return ytdlp_proxy.stream_video_with_audio(video_id, audio_lang, max_quality)