| /* |
| * 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. |
| */ |
| |
| #import "RTCPeerConnectionFactory+Native.h" |
| #import "RTCPeerConnectionFactory+Private.h" |
| |
| #import "NSString+StdString.h" |
| #import "RTCAVFoundationVideoSource+Private.h" |
| #import "RTCAudioSource+Private.h" |
| #import "RTCAudioTrack+Private.h" |
| #import "RTCMediaConstraints+Private.h" |
| #import "RTCMediaStream+Private.h" |
| #import "RTCPeerConnection+Private.h" |
| #import "RTCVideoSource+Private.h" |
| #import "RTCVideoTrack+Private.h" |
| #import "WebRTC/RTCLogging.h" |
| #import "WebRTC/RTCVideoCodecFactory.h" |
| #ifndef HAVE_NO_MEDIA |
| #include "VideoToolbox/objc_video_decoder_factory.h" |
| #include "VideoToolbox/objc_video_encoder_factory.h" |
| #import "WebRTC/RTCVideoCodecH264.h" |
| // The no-media version PeerConnectionFactory doesn't depend on these files, but the gn check tool |
| // is not smart enough to take the #ifdef into account. |
| #include "api/audio_codecs/builtin_audio_decoder_factory.h" // nogncheck |
| #include "api/audio_codecs/builtin_audio_encoder_factory.h" // nogncheck |
| #include "modules/audio_device/include/audio_device.h" // nogncheck |
| #include "modules/audio_processing/include/audio_processing.h" // nogncheck |
| #endif |
| |
| #include "Video/objcvideotracksource.h" |
| #include "api/videosourceproxy.h" |
| // Adding the nogncheck to disable the including header check. |
| // The no-media version PeerConnectionFactory doesn't depend on media related |
| // C++ target. |
| // TODO(zhihuang): Remove nogncheck once MediaEngineInterface is moved to C++ |
| // API layer. |
| #include "media/engine/webrtcmediaengine.h" // nogncheck |
| |
| @implementation RTCPeerConnectionFactory { |
| std::unique_ptr<rtc::Thread> _networkThread; |
| std::unique_ptr<rtc::Thread> _workerThread; |
| std::unique_ptr<rtc::Thread> _signalingThread; |
| BOOL _hasStartedAecDump; |
| } |
| |
| @synthesize nativeFactory = _nativeFactory; |
| |
| - (instancetype)init { |
| #ifdef HAVE_NO_MEDIA |
| return [self initWithNoMedia]; |
| #else |
| return [self initWithNativeAudioEncoderFactory:webrtc::CreateBuiltinAudioEncoderFactory() |
| nativeAudioDecoderFactory:webrtc::CreateBuiltinAudioDecoderFactory() |
| legacyNativeVideoEncoderFactory:new webrtc::ObjCVideoEncoderFactory( |
| [[RTCVideoEncoderFactoryH264 alloc] init]) |
| legacyNativeVideoDecoderFactory:new webrtc::ObjCVideoDecoderFactory( |
| [[RTCVideoDecoderFactoryH264 alloc] init])]; |
| #endif |
| } |
| |
| - (instancetype)initWithEncoderFactory:(nullable id<RTCVideoEncoderFactory>)encoderFactory |
| decoderFactory:(nullable id<RTCVideoDecoderFactory>)decoderFactory { |
| #ifdef HAVE_NO_MEDIA |
| return [self initWithNoMedia]; |
| #else |
| std::unique_ptr<webrtc::VideoEncoderFactory> native_encoder_factory; |
| std::unique_ptr<webrtc::VideoDecoderFactory> native_decoder_factory; |
| if (encoderFactory) { |
| native_encoder_factory.reset(new webrtc::ObjCVideoEncoderFactory(encoderFactory)); |
| } |
| if (decoderFactory) { |
| native_decoder_factory.reset(new webrtc::ObjCVideoDecoderFactory(decoderFactory)); |
| } |
| return [self initWithNativeAudioEncoderFactory:webrtc::CreateBuiltinAudioEncoderFactory() |
| nativeAudioDecoderFactory:webrtc::CreateBuiltinAudioDecoderFactory() |
| nativeVideoEncoderFactory:std::move(native_encoder_factory) |
| nativeVideoDecoderFactory:std::move(native_decoder_factory)]; |
| #endif |
| } |
| |
| - (instancetype)initNative { |
| if (self = [super init]) { |
| _networkThread = rtc::Thread::CreateWithSocketServer(); |
| BOOL result = _networkThread->Start(); |
| NSAssert(result, @"Failed to start network thread."); |
| |
| _workerThread = rtc::Thread::Create(); |
| result = _workerThread->Start(); |
| NSAssert(result, @"Failed to start worker thread."); |
| |
| _signalingThread = rtc::Thread::Create(); |
| result = _signalingThread->Start(); |
| NSAssert(result, @"Failed to start signaling thread."); |
| } |
| return self; |
| } |
| |
| - (instancetype)initWithNoMedia { |
| if (self = [self initNative]) { |
| _nativeFactory = webrtc::CreateModularPeerConnectionFactory( |
| _networkThread.get(), |
| _workerThread.get(), |
| _signalingThread.get(), |
| std::unique_ptr<cricket::MediaEngineInterface>(), |
| std::unique_ptr<webrtc::CallFactoryInterface>(), |
| std::unique_ptr<webrtc::RtcEventLogFactoryInterface>()); |
| NSAssert(_nativeFactory, @"Failed to initialize PeerConnectionFactory!"); |
| } |
| return self; |
| } |
| |
| - (instancetype)initWithNativeAudioEncoderFactory: |
| (rtc::scoped_refptr<webrtc::AudioEncoderFactory>)audioEncoderFactory |
| nativeAudioDecoderFactory: |
| (rtc::scoped_refptr<webrtc::AudioDecoderFactory>)audioDecoderFactory |
| nativeVideoEncoderFactory: |
| (std::unique_ptr<webrtc::VideoEncoderFactory>)videoEncoderFactory |
| nativeVideoDecoderFactory: |
| (std::unique_ptr<webrtc::VideoDecoderFactory>)videoDecoderFactory { |
| #ifdef HAVE_NO_MEDIA |
| return [self initWithNoMedia]; |
| #else |
| if (self = [self initNative]) { |
| _nativeFactory = webrtc::CreatePeerConnectionFactory(_networkThread.get(), |
| _workerThread.get(), |
| _signalingThread.get(), |
| nullptr, // audio device module |
| audioEncoderFactory, |
| audioDecoderFactory, |
| std::move(videoEncoderFactory), |
| std::move(videoDecoderFactory), |
| nullptr, // audio mixer |
| nullptr // audio processing |
| ); |
| NSAssert(_nativeFactory, @"Failed to initialize PeerConnectionFactory!"); |
| } |
| return self; |
| #endif |
| } |
| |
| - (instancetype) |
| initWithNativeAudioEncoderFactory: |
| (rtc::scoped_refptr<webrtc::AudioEncoderFactory>)audioEncoderFactory |
| nativeAudioDecoderFactory: |
| (rtc::scoped_refptr<webrtc::AudioDecoderFactory>)audioDecoderFactory |
| legacyNativeVideoEncoderFactory:(cricket::WebRtcVideoEncoderFactory *)videoEncoderFactory |
| legacyNativeVideoDecoderFactory:(cricket::WebRtcVideoDecoderFactory *)videoDecoderFactory { |
| #ifdef HAVE_NO_MEDIA |
| return [self initWithNoMedia]; |
| #else |
| if (self = [self initNative]) { |
| _nativeFactory = webrtc::CreatePeerConnectionFactory(_networkThread.get(), |
| _workerThread.get(), |
| _signalingThread.get(), |
| nullptr, // audio device module |
| audioEncoderFactory, |
| audioDecoderFactory, |
| videoEncoderFactory, |
| videoDecoderFactory); |
| NSAssert(_nativeFactory, @"Failed to initialize PeerConnectionFactory!"); |
| } |
| return self; |
| #endif |
| } |
| |
| - (RTCAudioSource *)audioSourceWithConstraints:(nullable RTCMediaConstraints *)constraints { |
| std::unique_ptr<webrtc::MediaConstraints> nativeConstraints; |
| if (constraints) { |
| nativeConstraints = constraints.nativeConstraints; |
| } |
| rtc::scoped_refptr<webrtc::AudioSourceInterface> source = |
| _nativeFactory->CreateAudioSource(nativeConstraints.get()); |
| return [[RTCAudioSource alloc] initWithNativeAudioSource:source]; |
| } |
| |
| - (RTCAudioTrack *)audioTrackWithTrackId:(NSString *)trackId { |
| RTCAudioSource *audioSource = [self audioSourceWithConstraints:nil]; |
| return [self audioTrackWithSource:audioSource trackId:trackId]; |
| } |
| |
| - (RTCAudioTrack *)audioTrackWithSource:(RTCAudioSource *)source |
| trackId:(NSString *)trackId { |
| return [[RTCAudioTrack alloc] initWithFactory:self |
| source:source |
| trackId:trackId]; |
| } |
| |
| - (RTCAVFoundationVideoSource *)avFoundationVideoSourceWithConstraints: |
| (nullable RTCMediaConstraints *)constraints { |
| #ifdef HAVE_NO_MEDIA |
| return nil; |
| #else |
| return [[RTCAVFoundationVideoSource alloc] initWithFactory:self constraints:constraints]; |
| #endif |
| } |
| |
| - (RTCVideoSource *)videoSource { |
| rtc::scoped_refptr<webrtc::ObjcVideoTrackSource> objcVideoTrackSource( |
| new rtc::RefCountedObject<webrtc::ObjcVideoTrackSource>()); |
| return [[RTCVideoSource alloc] |
| initWithNativeVideoSource:webrtc::VideoTrackSourceProxy::Create(_signalingThread.get(), |
| _workerThread.get(), |
| objcVideoTrackSource)]; |
| } |
| |
| - (RTCVideoTrack *)videoTrackWithSource:(RTCVideoSource *)source |
| trackId:(NSString *)trackId { |
| return [[RTCVideoTrack alloc] initWithFactory:self |
| source:source |
| trackId:trackId]; |
| } |
| |
| - (RTCMediaStream *)mediaStreamWithStreamId:(NSString *)streamId { |
| return [[RTCMediaStream alloc] initWithFactory:self |
| streamId:streamId]; |
| } |
| |
| - (RTCPeerConnection *)peerConnectionWithConfiguration: |
| (RTCConfiguration *)configuration |
| constraints: |
| (RTCMediaConstraints *)constraints |
| delegate: |
| (nullable id<RTCPeerConnectionDelegate>)delegate { |
| return [[RTCPeerConnection alloc] initWithFactory:self |
| configuration:configuration |
| constraints:constraints |
| delegate:delegate]; |
| } |
| |
| - (BOOL)startAecDumpWithFilePath:(NSString *)filePath |
| maxSizeInBytes:(int64_t)maxSizeInBytes { |
| RTC_DCHECK(filePath.length); |
| RTC_DCHECK_GT(maxSizeInBytes, 0); |
| |
| if (_hasStartedAecDump) { |
| RTCLogError(@"Aec dump already started."); |
| return NO; |
| } |
| int fd = open(filePath.UTF8String, O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR); |
| if (fd < 0) { |
| RTCLogError(@"Error opening file: %@. Error: %d", filePath, errno); |
| return NO; |
| } |
| _hasStartedAecDump = _nativeFactory->StartAecDump(fd, maxSizeInBytes); |
| return _hasStartedAecDump; |
| } |
| |
| - (void)stopAecDump { |
| _nativeFactory->StopAecDump(); |
| _hasStartedAecDump = NO; |
| } |
| |
| @end |
