X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=src%2Fthird_party%2Flibjingle%2Fsource%2Ftalk%2Fapp%2Fwebrtc%2Fobjc%2FRTCOpenGLVideoRenderer.mm;h=5a24cf0eb379e0de716e102aab57df5f659e7b43;hb=3545e9f2671f595d2a2f3ee75ca0393b01e35ef6;hp=9ee0216cb858e7ce51ab94837e773e1a3e3f0ac7;hpb=7d210d4c7e9ba36e635eabc5b5780495f8a63292;p=platform%2Fframework%2Fweb%2Fcrosswalk.git

diff --git a/src/third_party/libjingle/source/talk/app/webrtc/objc/RTCOpenGLVideoRenderer.mm b/src/third_party/libjingle/source/talk/app/webrtc/objc/RTCOpenGLVideoRenderer.mm
index 9ee0216..5a24cf0 100644
--- a/src/third_party/libjingle/source/talk/app/webrtc/objc/RTCOpenGLVideoRenderer.mm
+++ b/src/third_party/libjingle/source/talk/app/webrtc/objc/RTCOpenGLVideoRenderer.mm
@@ -205,16 +205,18 @@ static const GLsizei kNumTextures = 3 * kNumTextureSets;
     return NO;
   }
   [self ensureGLContext];
-  if (![self updateTextureSizesForFrame:frame] ||
-      ![self updateTextureDataForFrame:frame]) {
-    return NO;
-  }
   glClear(GL_COLOR_BUFFER_BIT);
+  if (frame) {
+    if (![self updateTextureSizesForFrame:frame] ||
+        ![self updateTextureDataForFrame:frame]) {
+      return NO;
+    }
 #if !TARGET_OS_IPHONE
-  glBindVertexArray(_vertexArray);
+    glBindVertexArray(_vertexArray);
 #endif
-  glBindBuffer(GL_ARRAY_BUFFER, _vertexBuffer);
-  glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
+    glBindBuffer(GL_ARRAY_BUFFER, _vertexBuffer);
+    glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
+  }
 #if !TARGET_OS_IPHONE
   [_context flushBuffer];
 #endif
@@ -238,7 +240,6 @@ static const GLsizei kNumTextures = 3 * kNumTextureSets;
   }
   glUseProgram(_program);
   glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-  glClearColor(0, 0, 0, 1);
   _isInitialized = YES;
 }