99   GstRTPBuffer rtp = GST_RTP_BUFFER_INIT;  in gst_rist_rtp_deext_chain()  local
121   if (!gst_rtp_buffer_map (buffer, GST_MAP_READ, &rtp)) {  in gst_rist_rtp_deext_chain()
126   if (!gst_rtp_buffer_get_extension_data (&rtp, &bits, &extdata, &extlen)) {  in gst_rist_rtp_deext_chain()
128     gst_rtp_buffer_unmap (&rtp);  in gst_rist_rtp_deext_chain()
133     gst_rtp_buffer_unmap (&rtp);  in gst_rist_rtp_deext_chain()
140     gst_rtp_buffer_unmap (&rtp);  in gst_rist_rtp_deext_chain()
160     guint32 extseqnum = seqnumext_val << 16 | gst_rtp_buffer_get_seq (&rtp);  in gst_rist_rtp_deext_chain()
164       gst_rtp_buffer_unmap (&rtp);  in gst_rist_rtp_deext_chain()
178   payload = gst_rtp_buffer_get_payload (&rtp);  in gst_rist_rtp_deext_chain()
179   plen = gst_rtp_buffer_get_payload_len (&rtp);  in gst_rist_rtp_deext_chain()
250   orig_payload_offset = gst_rtp_buffer_get_header_len (&rtp);  in gst_rist_rtp_deext_chain()
253   gst_rtp_buffer_unmap (&rtp);  in gst_rist_rtp_deext_chain()