h263_eaac+_176_144_v50_10_a20_44.sdp
h263_eaac+_176_144_v168_20_a32_44.sdp
h263_eaac+_176_144_v252_30_a48_48.sdp
h263_eaac+_vbr_176_144_v30_10_a20_32.sdp
h263_eaac+_vbr_176_144_v96_15_a24_44.sdp
h263_eaac+_vbr_176_144_v218_25_a32_48.sdp