Clean up RTCVideoFrame

webrtc/sdk/objc/Framework/Classes/RTCOpenGLVideoRenderer.mm

 /*
  *  Copyright 2015 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 30 matching lines @@
   }
   [self ensureGLContext];
   glClear(GL_COLOR_BUFFER_BIT);
   id<RTCShader> shader = nil;
 #if TARGET_OS_IPHONE
   if (frame.nativeHandle) {
     if (!_nv12Shader) {
       _nv12Shader = [[RTCNativeNV12Shader alloc] initWithContext:_context];
     }
     shader = _nv12Shader;
-#else
-  // Rendering native CVPixelBuffer is not supported on OS X.
-  if (false) {
-#endif
   } else {
     if (!_i420Shader) {
       _i420Shader = [[RTCI420Shader alloc] initWithContext:_context];
     }
     shader = _i420Shader;
   }
+#else
+  // Rendering native CVPixelBuffer is not supported on OS X.
+  frame = [frame newI420VideoFrame];
+  if (!_i420Shader) {
+    _i420Shader = [[RTCI420Shader alloc] initWithContext:_context];
+  }
+  shader = _i420Shader;
+#endif
   if (!shader || ![shader drawFrame:frame]) {
     return NO;
   }
 
 #if !TARGET_OS_IPHONE
   [_context flushBuffer];
 #endif
   _lastDrawnFrame = frame;
 
   return YES;
@@ skipping 26 matching lines @@
     [EAGLContext setCurrentContext:_context];
   }
 #else
   if ([NSOpenGLContext currentContext] != _context) {
     [_context makeCurrentContext];
   }
 #endif
 }
 
 @end