#EXTM3U #EXT-X-VERSION:3 #EXT-X-TARGETDURATION:4 #EXT-X-MEDIA-SEQUENCE:823833 #EXTINF:2.302300, btv_c_794613_850k3.ts #EXTINF:3.003000, btv_c_794613_850k4.ts #EXTINF:3.003011, btv_c_794613_850k5.ts #EXTINF:3.003000, btv_c_794613_850k6.ts #EXTINF:0.934267, btv_c_794613_850k7.ts