95   GstRTPBuffer rtp = GST_RTP_BUFFER_INIT;  in gst_rist_rtp_ext_chain()  local
108     if (!gst_rtp_buffer_map (buffer, GST_MAP_READ, &rtp)) {  in gst_rist_rtp_ext_chain()
114     if (gst_rtp_buffer_get_payload_type (&rtp) == GST_RTP_PAYLOAD_MP2T) {  in gst_rist_rtp_ext_chain()
115       if (gst_rtp_buffer_get_payload_len (&rtp) % 188 == 0) {  in gst_rist_rtp_ext_chain()
117         ts_packet_count = gst_rtp_buffer_get_payload_len (&rtp) / 188;  in gst_rist_rtp_ext_chain()
118       } else if (gst_rtp_buffer_get_payload_len (&rtp) % 204 == 0) {  in gst_rist_rtp_ext_chain()
120         ts_packet_count = gst_rtp_buffer_get_payload_len (&rtp) / 204;  in gst_rist_rtp_ext_chain()
125     gst_rtp_buffer_unmap (&rtp);  in gst_rist_rtp_ext_chain()
130   if (!gst_rtp_buffer_map (buffer, GST_MAP_READWRITE, &rtp)) {  in gst_rist_rtp_ext_chain()
136     guint8 *data = gst_rtp_buffer_get_payload (&rtp);  in gst_rist_rtp_ext_chain()
137     guint plen = gst_rtp_buffer_get_payload_len (&rtp);  in gst_rist_rtp_ext_chain()
140     if (gst_rtp_buffer_get_padding (&rtp)) {  in gst_rist_rtp_ext_chain()
172   if (gst_rtp_buffer_get_extension (&rtp)) {  in gst_rist_rtp_ext_chain()
178   gst_rtp_buffer_set_extension (&rtp, TRUE);  in gst_rist_rtp_ext_chain()
179   gst_rtp_buffer_set_extension_data (&rtp, 'R' << 8 | 'I', 1);  in gst_rist_rtp_ext_chain()
180   gst_rtp_buffer_get_extension_data (&rtp, NULL, (void **) &data, &wordlen);  in gst_rist_rtp_ext_chain()
191     guint16 seqnum = gst_rtp_buffer_get_seq (&rtp);  in gst_rist_rtp_ext_chain()
202   gst_rtp_buffer_unmap (&rtp);  in gst_rist_rtp_ext_chain()
215   gst_rtp_buffer_unmap (&rtp);  in gst_rist_rtp_ext_chain()