Changeset 4236 for pjproject/trunk/pjsip/src/pjsua-lib/pjsua_vid.c

Timestamp:

Aug 24, 2012 3:49:15 AM (12 years ago)

Author:

ming

Message:

Fixed #1572: duplicate transport attributes when modifying video stream call
Only encode the media transport if changing the direction from NONE to !NONE.

File:

• pjproject/trunk/pjsip/src/pjsua-lib/pjsua_vid.c (modified) (1 diff)

pjproject/trunk/pjsip/src/pjsua-lib/pjsua_vid.c

@@ -1744 +1744 @@
         sdp->media[med_idx] = sdp_m;
 
-        /* Update SDP media line by media transport */
-        status = pjmedia_transport_encode_sdp(call_med->tp, pool,
-                                              sdp, NULL, call_med->idx);
-        if (status != PJ_SUCCESS)
-            goto on_error;
+        if (call_med->dir == PJMEDIA_DIR_NONE) {
+            /* Update SDP media line by media transport */
+            status = pjmedia_transport_encode_sdp(call_med->tp, pool,
+                                                  sdp, NULL, call_med->idx);
+            if (status != PJ_SUCCESS)
+                goto on_error;
+        }
 
 on_error: