Darwin improvements

[Mac/iOS] feat: Add RTCYUVHelper for darwin. (webrtc-sdk#28)

Cross-platform `RTCMTLVideoView` for both iOS / macOS (webrtc-sdk#40)

rotationOverride should not be assign (webrtc-sdk#44)

[ObjC] Expose properties / methods required for AV1 codec support (webrtc-sdk#60)

Workaround: Render PixelBuffer in RTCMTLVideoView (webrtc-sdk#58)

Improve iOS/macOS H264 encoder (webrtc-sdk#70)

fix: fix video encoder not resuming correctly upon foregrounding (webrtc-sdk#75).

Co-authored-by: Hiroshi Horie <[email protected]>

Author: 2 people

sdk/objc/api/peerconnection/RTCPeerConnectionFactory.h

@@ -81,6 +81,10 @@ RTC_OBJC_EXPORT
  */
 - (RTC_OBJC_TYPE(RTCRtpCapabilities) *)rtpReceiverCapabilitiesForKind:(NSString *)kind;
 
+- (RTC_OBJC_TYPE(RTCRtpCapabilities) *)rtpSenderCapabilitiesFor:(RTCRtpMediaType)mediaType;
+
+- (RTC_OBJC_TYPE(RTCRtpCapabilities) *)rtpReceiverCapabilitiesFor:(RTCRtpMediaType)mediaType;
+
 /** Initialize an RTCAudioSource with constraints. */
 - (RTC_OBJC_TYPE(RTCAudioSource) *)audioSourceWithConstraints:
     (nullable RTC_OBJC_TYPE(RTCMediaConstraints) *)constraints;