h263_eaac+_128_96_v30_10_a20_32.sdp
h263_eaac+_128_96_v60_12_a20_48.sdp
h263_eaac+_128_96_v106_15_a24_44.sdp
h263_eaac+_vbr_128_96_v158_20_a32_44.sdp
h263_eaac+_vbr_128_96_v202_25_a48_48.sdp