mp4_128_96_v50_10.sdp
mp4_128_96_v200_15.sdp
mp4_128_96_v250_20.sdp
mp4_128_96_v300_25.sdp
mp4_128_96_v384_30.sdp
mp4_vbr_128_96_v70_12.sdp
mp4_vbr_128_96_v120_15.sdp