Index: webrtc/sdk/objc/Framework/Headers/WebRTC/RTCMTLVideoView.h |
diff --git a/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCMTLVideoView.h b/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCMTLVideoView.h |
index 49e5963fd863fff97dd6cc0adbe030521725c7d3..226c62a6a177fafd38fffc0fb34471bf15d66ce0 100644 |
--- a/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCMTLVideoView.h |
+++ b/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCMTLVideoView.h |
@@ -25,6 +25,8 @@ NS_ASSUME_NONNULL_BEGIN |
* |
* It has id<RTCVideoRenderer> property that renders video frames in the view's |
* bounds using Metal. |
+ * NOTE: always check if metal is available on the running device via |
+ * RTC_SUPPORTS_METAL macro before initializing this class. |
*/ |
NS_CLASS_AVAILABLE_IOS(9) |