void ff_wms_parse_sdp_a_line(AVFormatContext *s, const char *p) { if (av_strstart(p, "pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,", &p)) { ByteIOContext pb; RTSPState *rt = s->priv_data; int len = strlen(p) * 6 / 8; char *buf = av_mallocz(len); av_base64_decode(buf, p, len); if (rtp_asf_fix_header(buf, len) < 0) av_log(s, AV_LOG_ERROR, "Failed to fix invalid RTSP-MS/ASF min_pktsize\n"); init_packetizer(&pb, buf, len); if (rt->asf_ctx) { av_close_input_stream(rt->asf_ctx); rt->asf_ctx = NULL; } av_open_input_stream(&rt->asf_ctx, &pb, "", &asf_demuxer, NULL); rt->asf_pb_pos = url_ftell(&pb); av_free(buf); rt->asf_ctx->pb = NULL; } }