Changeset 5628 for pjproject/trunk/pjmedia/src/pjmedia-videodev/darwin_dev.m

Timestamp:

Jul 18, 2017 11:55:25 AM (7 years ago)

Author:

ming

Message:

Re #1994 (misc): Fixed warning during runtime on iOS 11:
UI API called on a background thread

File:

• pjproject/trunk/pjmedia/src/pjmedia-videodev/darwin_dev.m (modified) (2 diffs)

pjproject/trunk/pjmedia/src/pjmedia-videodev/darwin_dev.m

@@ -891 +891 @@
         /* Create renderer stream here */
         
-        status = darwin_init_view(strm);
-        if (status != PJ_SUCCESS)
-            goto on_error;
+        dispatch_sync_on_main_queue(^{
+            darwin_init_view(strm);
+        });
         
         if (!strm->vout_delegate) {
@@ -1000 +1000 @@
             
 #if TARGET_OS_IPHONE
-            /* Create view, if none */
-            if (!strm->render_view)
-                darwin_init_view(strm);
-            
             /* Preview layer instantiation should be in main thread! */
             dispatch_sync_on_main_queue(^{
+                /* Create view, if none */
+                if (!strm->render_view)
+                    darwin_init_view(strm);
+            
                 /* Create preview layer */
                 AVCaptureVideoPreviewLayer *prev_layer =