mp4_eaac+_176_144_v30_10_a20_32.sdp
mp4_eaac+_176_144_v128_20_a32_44.sdp
mp4_eaac+_176_144_v168_25_a32_48.sdp
mp4_eaac+_vbr_176_144_v50_12_a20_44.sdp
mp4_eaac+_vbr_176_144_v106_15_a24_48.sdp
mp4_eaac+_vbr_176_144_v202_30_a48_48.sdp