static void sdp_parse_fmtp(AVStream *st, const char *p) { char attr[256]; /* Vorbis setup headers can be up to 12KB and are sent base64 * encoded, giving a 12KB * (4/3) = 16KB FMTP line. */ char value[16384]; int i; RTSPStream *rtsp_st = st->priv_data; AVCodecContext *codec = st->codec; RTPPayloadData *rtp_payload_data = &rtsp_st->rtp_payload_data; /* loop on each attribute */ while(rtsp_next_attr_and_value(&p, attr, sizeof(attr), value, sizeof(value))) { /* grab the codec extra_data from the config parameter of the fmtp line */ sdp_parse_fmtp_config(codec, rtsp_st->dynamic_protocol_context, attr, value); /* Looking for a known attribute */ for (i = 0; attr_names[i].str; ++i) { if (!strcasecmp(attr, attr_names[i].str)) { if (attr_names[i].type == ATTR_NAME_TYPE_INT) *(int *)((char *)rtp_payload_data + attr_names[i].offset) = atoi(value); else if (attr_names[i].type == ATTR_NAME_TYPE_STR) *(char **)((char *)rtp_payload_data + attr_names[i].offset) = av_strdup(value); } } } }