我正在尝试以192kb/s音频下载1920x1080视频,但我无法提取两者.例如:
format code extension resolution note
249 webm audio only DASH audio 51k , opus @ 50k, 600.56KiB
250 webm audio only DASH audio 67k , opus @ 70k, 788.31KiB
251 webm audio only DASH audio 132k , opus @160k, 1.53MiB
140 m4a audio only DASH audio 134k , m4a_dash container, mp4a.40.2@128k, 1.52MiB
171 webm audio only DASH audio 135k , vorbis@128k, 1.53MiB
160 mp4 256x144 144p 110k , avc1.42c00c, 12fps, video only, 1.30MiB
278 webm 256x144 144p 134k , …