115 lines
3.9 KiB
C++
115 lines
3.9 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/voice_engine/voe_network_impl.h"
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#include "webrtc/base/checks.h"
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#include "webrtc/base/format_macros.h"
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#include "webrtc/base/logging.h"
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#include "webrtc/system_wrappers/include/trace.h"
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#include "webrtc/voice_engine/channel.h"
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#include "webrtc/voice_engine/include/voe_errors.h"
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#include "webrtc/voice_engine/voice_engine_impl.h"
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namespace webrtc {
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VoENetwork* VoENetwork::GetInterface(VoiceEngine* voiceEngine) {
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if (!voiceEngine) {
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return nullptr;
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}
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VoiceEngineImpl* s = static_cast<VoiceEngineImpl*>(voiceEngine);
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s->AddRef();
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return s;
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}
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VoENetworkImpl::VoENetworkImpl(voe::SharedData* shared) : _shared(shared) {
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}
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VoENetworkImpl::~VoENetworkImpl() = default;
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int VoENetworkImpl::RegisterExternalTransport(int channel,
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Transport& transport) {
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RTC_DCHECK(_shared->statistics().Initialized());
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voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
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voe::Channel* channelPtr = ch.channel();
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if (!channelPtr) {
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LOG_F(LS_ERROR) << "Failed to locate channel: " << channel;
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return -1;
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}
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return channelPtr->RegisterExternalTransport(&transport);
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}
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int VoENetworkImpl::DeRegisterExternalTransport(int channel) {
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RTC_CHECK(_shared->statistics().Initialized());
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voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
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voe::Channel* channelPtr = ch.channel();
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if (!channelPtr) {
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LOG_F(LS_ERROR) << "Failed to locate channel: " << channel;
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return -1;
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}
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return channelPtr->DeRegisterExternalTransport();
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}
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int VoENetworkImpl::ReceivedRTPPacket(int channel,
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const void* data,
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size_t length) {
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return ReceivedRTPPacket(channel, data, length, webrtc::PacketTime());
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}
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int VoENetworkImpl::ReceivedRTPPacket(int channel,
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const void* data,
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size_t length,
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const PacketTime& packet_time) {
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RTC_CHECK(_shared->statistics().Initialized());
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RTC_CHECK(data);
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// L16 at 32 kHz, stereo, 10 ms frames (+12 byte RTP header) -> 1292 bytes
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if ((length < 12) || (length > 1292)) {
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LOG_F(LS_ERROR) << "Invalid packet length: " << length;
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return -1;
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}
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voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
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voe::Channel* channelPtr = ch.channel();
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if (!channelPtr) {
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LOG_F(LS_ERROR) << "Failed to locate channel: " << channel;
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return -1;
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}
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if (!channelPtr->ExternalTransport()) {
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LOG_F(LS_ERROR) << "No external transport for channel: " << channel;
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return -1;
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}
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return channelPtr->ReceivedRTPPacket(static_cast<const uint8_t*>(data),
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length, packet_time);
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}
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int VoENetworkImpl::ReceivedRTCPPacket(int channel,
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const void* data,
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size_t length) {
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RTC_CHECK(_shared->statistics().Initialized());
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RTC_CHECK(data);
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if (length < 4) {
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LOG_F(LS_ERROR) << "Invalid packet length: " << length;
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return -1;
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}
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voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
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voe::Channel* channelPtr = ch.channel();
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if (!channelPtr) {
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LOG_F(LS_ERROR) << "Failed to locate channel: " << channel;
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return -1;
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}
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if (!channelPtr->ExternalTransport()) {
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LOG_F(LS_ERROR) << "No external transport for channel: " << channel;
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return -1;
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}
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return channelPtr->ReceivedRTCPPacket(static_cast<const uint8_t*>(data),
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length);
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}
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} // namespace webrtc
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