mirror of
https://github.com/classilla/tenfourfox.git
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419 lines
13 KiB
C++
419 lines
13 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/video_engine/vie_base_impl.h"
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#include <string>
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#include <utility>
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#include "webrtc/engine_configurations.h"
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#include "webrtc/modules/rtp_rtcp/interface/rtp_rtcp.h"
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#include "webrtc/modules/video_coding/main/interface/video_coding.h"
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#include "webrtc/modules/video_processing/main/interface/video_processing.h"
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#include "webrtc/modules/video_render/include/video_render.h"
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#include "webrtc/system_wrappers/interface/critical_section_wrapper.h"
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#include "webrtc/system_wrappers/interface/logging.h"
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#include "webrtc/video_engine/include/vie_errors.h"
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#include "webrtc/video_engine/vie_capturer.h"
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#include "webrtc/video_engine/vie_channel.h"
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#include "webrtc/video_engine/vie_channel_manager.h"
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#include "webrtc/video_engine/vie_defines.h"
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#include "webrtc/video_engine/vie_encoder.h"
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#include "webrtc/video_engine/vie_impl.h"
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#include "webrtc/video_engine/vie_input_manager.h"
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#include "webrtc/video_engine/vie_shared_data.h"
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namespace webrtc {
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ViEBase* ViEBase::GetInterface(VideoEngine* video_engine) {
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if (!video_engine) {
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return NULL;
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}
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VideoEngineImpl* vie_impl = static_cast<VideoEngineImpl*>(video_engine);
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ViEBaseImpl* vie_base_impl = vie_impl;
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(*vie_base_impl)++; // Increase ref count.
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return vie_base_impl;
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}
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int ViEBaseImpl::Release() {
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(*this)--; // Decrease ref count.
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int32_t ref_count = GetCount();
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if (ref_count < 0) {
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LOG(LS_WARNING) << "ViEBase released too many times.";
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return -1;
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}
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return ref_count;
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}
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ViEBaseImpl::ViEBaseImpl(const Config& config)
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: shared_data_(config) {}
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ViEBaseImpl::~ViEBaseImpl() {}
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int ViEBaseImpl::Init() {
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return 0;
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}
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int ViEBaseImpl::SetVoiceEngine(VoiceEngine* voice_engine) {
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LOG_F(LS_INFO) << "SetVoiceEngine";
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if (shared_data_.channel_manager()->SetVoiceEngine(voice_engine) != 0) {
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shared_data_.SetLastError(kViEBaseVoEFailure);
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return -1;
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}
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return 0;
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}
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void ViEBaseImpl::SetLoadManager(CPULoadStateCallbackInvoker* aLoadManager) {
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shared_data_.set_load_manager(aLoadManager);
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}
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int ViEBaseImpl::RegisterCpuOveruseObserver(int video_channel,
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CpuOveruseObserver* observer) {
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LOG_F(LS_INFO) << "RegisterCpuOveruseObserver on channel " << video_channel;
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(video_channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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ViEEncoder* vie_encoder = cs.Encoder(video_channel);
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assert(vie_encoder);
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ViEInputManagerScoped is(*(shared_data_.input_manager()));
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ViEFrameProviderBase* provider = is.FrameProvider(vie_encoder);
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if (provider) {
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ViECapturer* capturer = is.Capture(provider->Id());
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assert(capturer);
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capturer->RegisterCpuOveruseObserver(observer);
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}
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shared_data_.overuse_observers()->insert(
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std::pair<int, CpuOveruseObserver*>(video_channel, observer));
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return 0;
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}
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int ViEBaseImpl::SetCpuOveruseOptions(int video_channel,
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const CpuOveruseOptions& options) {
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(video_channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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ViEEncoder* vie_encoder = cs.Encoder(video_channel);
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assert(vie_encoder);
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ViEInputManagerScoped is(*(shared_data_.input_manager()));
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ViEFrameProviderBase* provider = is.FrameProvider(vie_encoder);
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if (provider) {
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ViECapturer* capturer = is.Capture(provider->Id());
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if (capturer) {
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capturer->SetCpuOveruseOptions(options);
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return 0;
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}
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}
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return -1;
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}
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void ViEBaseImpl::RegisterCpuOveruseMetricsObserver(
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int video_channel,
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CpuOveruseMetricsObserver* observer) {
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEEncoder* vie_encoder = cs.Encoder(video_channel);
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assert(vie_encoder);
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ViEInputManagerScoped is(*(shared_data_.input_manager()));
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ViEFrameProviderBase* provider = is.FrameProvider(vie_encoder);
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assert(provider != NULL);
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ViECapturer* capturer = is.Capture(provider->Id());
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assert(capturer);
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capturer->RegisterCpuOveruseMetricsObserver(observer);
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}
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int ViEBaseImpl::GetCpuOveruseMetrics(int video_channel,
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CpuOveruseMetrics* metrics) {
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(video_channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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ViEEncoder* vie_encoder = cs.Encoder(video_channel);
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assert(vie_encoder);
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ViEInputManagerScoped is(*(shared_data_.input_manager()));
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ViEFrameProviderBase* provider = is.FrameProvider(vie_encoder);
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if (provider) {
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ViECapturer* capturer = is.Capture(provider->Id());
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if (capturer) {
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capturer->GetCpuOveruseMetrics(metrics);
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return 0;
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}
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}
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return -1;
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}
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void ViEBaseImpl::RegisterSendSideDelayObserver(
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int channel, SendSideDelayObserver* observer) {
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(channel);
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assert(vie_channel);
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vie_channel->RegisterSendSideDelayObserver(observer);
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}
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int ViEBaseImpl::CreateChannel(int& video_channel) { // NOLINT
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return CreateChannel(video_channel, static_cast<const Config*>(NULL));
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}
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int ViEBaseImpl::CreateChannel(int& video_channel, // NOLINT
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const Config* config) {
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if (shared_data_.channel_manager()->CreateChannel(&video_channel,
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config) == -1) {
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video_channel = -1;
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shared_data_.SetLastError(kViEBaseChannelCreationFailed);
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return -1;
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}
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LOG(LS_INFO) << "Video channel created: " << video_channel;
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return 0;
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}
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int ViEBaseImpl::CreateChannel(int& video_channel, // NOLINT
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int original_channel) {
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return CreateChannel(video_channel, original_channel, true, false);
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}
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int ViEBaseImpl::CreateChannelWithoutDefaultEncoder(
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int& video_channel, // NOLINT
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int original_channel) {
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return CreateChannel(video_channel, original_channel, true, true);
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}
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int ViEBaseImpl::CreateReceiveChannel(int& video_channel, // NOLINT
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int original_channel) {
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return CreateChannel(video_channel, original_channel, false, true);
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}
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int ViEBaseImpl::DeleteChannel(const int video_channel) {
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{
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(video_channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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// Deregister the ViEEncoder if no other channel is using it.
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ViEEncoder* vie_encoder = cs.Encoder(video_channel);
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if (!cs.ChannelUsingViEEncoder(video_channel)) {
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ViEInputManagerScoped is(*(shared_data_.input_manager()));
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ViEFrameProviderBase* provider = is.FrameProvider(vie_encoder);
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if (provider) {
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provider->DeregisterFrameCallback(vie_encoder);
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}
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}
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}
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if (shared_data_.channel_manager()->DeleteChannel(video_channel) == -1) {
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shared_data_.SetLastError(kViEBaseUnknownError);
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return -1;
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}
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LOG(LS_INFO) << "Channel deleted " << video_channel;
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return 0;
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}
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int ViEBaseImpl::ConnectAudioChannel(const int video_channel,
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const int audio_channel) {
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LOG_F(LS_INFO) << "ConnectAudioChannel, video channel " << video_channel
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<< ", audio channel " << audio_channel;
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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if (!cs.Channel(video_channel)) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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if (shared_data_.channel_manager()->ConnectVoiceChannel(video_channel,
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audio_channel) != 0) {
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shared_data_.SetLastError(kViEBaseVoEFailure);
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return -1;
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}
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return 0;
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}
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int ViEBaseImpl::DisconnectAudioChannel(const int video_channel) {
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LOG_F(LS_INFO) << "DisconnectAudioChannel " << video_channel;
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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if (!cs.Channel(video_channel)) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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if (shared_data_.channel_manager()->DisconnectVoiceChannel(
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video_channel) != 0) {
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shared_data_.SetLastError(kViEBaseVoEFailure);
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return -1;
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}
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return 0;
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}
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int ViEBaseImpl::StartSend(const int video_channel) {
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LOG_F(LS_INFO) << "StartSend: " << video_channel;
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(video_channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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ViEEncoder* vie_encoder = cs.Encoder(video_channel);
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assert(vie_encoder != NULL);
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if (vie_encoder->Owner() != video_channel) {
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LOG_F(LS_ERROR) << "Can't start send on a receive only channel.";
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shared_data_.SetLastError(kViEBaseReceiveOnlyChannel);
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return -1;
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}
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// Pause and trigger a key frame.
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vie_encoder->Pause();
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int32_t error = vie_channel->StartSend();
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if (error != 0) {
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vie_encoder->Restart();
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if (error == kViEBaseAlreadySending) {
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shared_data_.SetLastError(kViEBaseAlreadySending);
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}
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LOG_F(LS_ERROR) << "Could not start sending " << video_channel;
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shared_data_.SetLastError(kViEBaseUnknownError);
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return -1;
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}
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vie_encoder->SendKeyFrame();
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vie_encoder->Restart();
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return 0;
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}
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int ViEBaseImpl::StopSend(const int video_channel) {
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LOG_F(LS_INFO) << "StopSend " << video_channel;
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(video_channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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int32_t error = vie_channel->StopSend();
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if (error != 0) {
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if (error == kViEBaseNotSending) {
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shared_data_.SetLastError(kViEBaseNotSending);
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} else {
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LOG_F(LS_ERROR) << "Could not stop sending " << video_channel;
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shared_data_.SetLastError(kViEBaseUnknownError);
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}
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return -1;
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}
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return 0;
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}
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int ViEBaseImpl::StartReceive(const int video_channel) {
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LOG_F(LS_INFO) << "StartReceive " << video_channel;
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(video_channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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if (vie_channel->StartReceive() != 0) {
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shared_data_.SetLastError(kViEBaseUnknownError);
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return -1;
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}
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return 0;
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}
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int ViEBaseImpl::StopReceive(const int video_channel) {
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LOG_F(LS_INFO) << "StopReceive " << video_channel;
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(video_channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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if (vie_channel->StopReceive() != 0) {
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shared_data_.SetLastError(kViEBaseUnknownError);
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return -1;
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}
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return 0;
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}
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int ViEBaseImpl::GetVersion(char version[1024]) {
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assert(version != NULL);
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strcpy(version, "VideoEngine 42");
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return 0;
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}
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int ViEBaseImpl::LastError() {
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return shared_data_.LastErrorInternal();
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}
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int ViEBaseImpl::CreateChannel(int& video_channel, // NOLINT
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int original_channel,
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bool sender,
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bool disable_default_encoder) {
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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if (!cs.Channel(original_channel)) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return -1;
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}
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if (shared_data_.channel_manager()->CreateChannel(
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&video_channel, original_channel, sender, disable_default_encoder) ==
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-1) {
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video_channel = -1;
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shared_data_.SetLastError(kViEBaseChannelCreationFailed);
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return -1;
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}
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LOG_F(LS_INFO) << "VideoChannel created: " << video_channel
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<< ", base channel " << original_channel
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<< ", is send channel : " << sender;
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return 0;
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}
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void ViEBaseImpl::RegisterSendStatisticsProxy(
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int channel,
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SendStatisticsProxy* send_statistics_proxy) {
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LOG_F(LS_VERBOSE) << "RegisterSendStatisticsProxy on channel " << channel;
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return;
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}
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ViEEncoder* vie_encoder = cs.Encoder(channel);
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assert(vie_encoder);
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vie_encoder->RegisterSendStatisticsProxy(send_statistics_proxy);
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}
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void ViEBaseImpl::RegisterReceiveStatisticsProxy(
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int channel,
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ReceiveStatisticsProxy* receive_statistics_proxy) {
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LOG_F(LS_VERBOSE) << "RegisterReceiveStatisticsProxy on channel " << channel;
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ViEChannelManagerScoped cs(*(shared_data_.channel_manager()));
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ViEChannel* vie_channel = cs.Channel(channel);
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if (!vie_channel) {
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shared_data_.SetLastError(kViEBaseInvalidChannelId);
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return;
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}
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vie_channel->RegisterReceiveStatisticsProxy(receive_statistics_proxy);
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}
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} // namespace webrtc
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