Reland of Split iOS sdk in to separate targets

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

-/*
- *  Copyright 2016 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.
- */
-
-#import "RTCRtpReceiver+Private.h"
-
-#import "NSString+StdString.h"
-#import "RTCMediaStreamTrack+Private.h"
-#import "RTCRtpParameters+Private.h"
-#import "WebRTC/RTCLogging.h"
-
-#include "webrtc/api/mediastreaminterface.h"
-
-namespace webrtc {
-
-RtpReceiverDelegateAdapter::RtpReceiverDelegateAdapter(
-    RTCRtpReceiver *receiver) {
-  RTC_CHECK(receiver);
-  receiver_ = receiver;
-}
-
-void RtpReceiverDelegateAdapter::OnFirstPacketReceived(
-    cricket::MediaType media_type) {
-  RTCRtpMediaType packet_media_type =
-      [RTCRtpReceiver mediaTypeForNativeMediaType:media_type];
-  RTCRtpReceiver *receiver = receiver_;
-  [receiver.delegate rtpReceiver:receiver didReceiveFirstPacketForMediaType:packet_media_type];
-}
-
-}  // namespace webrtc
-
-@implementation RTCRtpReceiver {
-  rtc::scoped_refptr<webrtc::RtpReceiverInterface> _nativeRtpReceiver;
-  std::unique_ptr<webrtc::RtpReceiverDelegateAdapter> _observer;
-}
-
-@synthesize delegate = _delegate;
-
-- (NSString *)receiverId {
-  return [NSString stringForStdString:_nativeRtpReceiver->id()];
-}
-
-- (RTCRtpParameters *)parameters {
-  return [[RTCRtpParameters alloc]
-      initWithNativeParameters:_nativeRtpReceiver->GetParameters()];
-}
-
-- (void)setParameters:(RTCRtpParameters *)parameters {
-  if (!_nativeRtpReceiver->SetParameters(parameters.nativeParameters)) {
-    RTCLogError(@"RTCRtpReceiver(%p): Failed to set parameters: %@", self,
-        parameters);
-  }
-}
-
-- (RTCMediaStreamTrack *)track {
-  rtc::scoped_refptr<webrtc::MediaStreamTrackInterface> nativeTrack(
-    _nativeRtpReceiver->track());
-  if (nativeTrack) {
-    return [[RTCMediaStreamTrack alloc] initWithNativeTrack:nativeTrack];
-  }
-  return nil;
-}
-
-- (NSString *)description {
-  return [NSString stringWithFormat:@"RTCRtpReceiver {\n  receiverId: %@\n}",
-      self.receiverId];
-}
-
-- (BOOL)isEqual:(id)object {
-  if (self == object) {
-    return YES;
-  }
-  if (object == nil) {
-    return NO;
-  }
-  if (![object isMemberOfClass:[self class]]) {
-    return NO;
-  }
-  RTCRtpReceiver *receiver = (RTCRtpReceiver *)object;
-  return _nativeRtpReceiver == receiver.nativeRtpReceiver;
-}
-
-- (NSUInteger)hash {
-  return (NSUInteger)_nativeRtpReceiver.get();
-}
-
-#pragma mark - Private
-
-- (rtc::scoped_refptr<webrtc::RtpReceiverInterface>)nativeRtpReceiver {
-  return _nativeRtpReceiver;
-}
-
-- (instancetype)initWithNativeRtpReceiver:
-    (rtc::scoped_refptr<webrtc::RtpReceiverInterface>)nativeRtpReceiver {
-  if (self = [super init]) {
-    _nativeRtpReceiver = nativeRtpReceiver;
-    RTCLogInfo(
-        @"RTCRtpReceiver(%p): created receiver: %@", self, self.description);
-    _observer.reset(new webrtc::RtpReceiverDelegateAdapter(self));
-    _nativeRtpReceiver->SetObserver(_observer.get());
-  }
-  return self;
-}
-
-+ (RTCRtpMediaType)mediaTypeForNativeMediaType:
-    (cricket::MediaType)nativeMediaType {
-  switch (nativeMediaType) {
-    case cricket::MEDIA_TYPE_AUDIO:
-      return RTCRtpMediaTypeAudio;
-    case cricket::MEDIA_TYPE_VIDEO:
-      return RTCRtpMediaTypeVideo;
-    case cricket::MEDIA_TYPE_DATA:
-      return RTCRtpMediaTypeData;
-  }
-}
-
-@end