Changeset 5510 for pjproject/trunk/pjsip/src/pjsua-lib/pjsua_media.c

Timestamp:

Dec 23, 2016 5:40:59 AM (8 years ago)

Author:

nanang

Message:

Fixed #1987: Verify 'med_prov_cnt' after media reinitialization (with a new call setting) to make sure it is not decreased.

File:

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

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

@@ -2040 +2040 @@
                 }
 #endif
+            }
+
+            /* In case of media reinit, 'med_prov_cnt' may be decreased
+             * because the new call->opt says so. As media count should
+             * never decrease, we should verify 'med_prov_cnt' to be
+             * at least equal to 'med_cnt' (see also #1987).
+             */
+            if (reinit && (call->opt.flag & PJSUA_CALL_REINIT_MEDIA) &&
+                call->med_prov_cnt < call->med_cnt)
+            {
+                call->med_prov_cnt = call->med_cnt;
             }
         }