blob: 4a0c3f7861a67e2f0bf1238da6183c146edf42d0 [file] [log] [blame]
/*
* Copyright (c) 2012 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.
*/
#include "webrtc/voice_engine/voe_network_impl.h"
#include "webrtc/base/checks.h"
#include "webrtc/base/format_macros.h"
#include "webrtc/system_wrappers/include/critical_section_wrapper.h"
#include "webrtc/system_wrappers/include/logging.h"
#include "webrtc/system_wrappers/include/trace.h"
#include "webrtc/voice_engine/channel.h"
#include "webrtc/voice_engine/include/voe_errors.h"
#include "webrtc/voice_engine/voice_engine_impl.h"
namespace webrtc {
VoENetwork* VoENetwork::GetInterface(VoiceEngine* voiceEngine) {
if (!voiceEngine) {
return nullptr;
}
VoiceEngineImpl* s = static_cast<VoiceEngineImpl*>(voiceEngine);
s->AddRef();
return s;
}
VoENetworkImpl::VoENetworkImpl(voe::SharedData* shared) : _shared(shared) {
}
VoENetworkImpl::~VoENetworkImpl() = default;
int VoENetworkImpl::RegisterExternalTransport(int channel,
Transport& transport) {
RTC_DCHECK(_shared->statistics().Initialized());
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (!channelPtr) {
LOG_F(LS_ERROR) << "Failed to locate channel: " << channel;
return -1;
}
return channelPtr->RegisterExternalTransport(transport);
}
int VoENetworkImpl::DeRegisterExternalTransport(int channel) {
RTC_CHECK(_shared->statistics().Initialized());
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (!channelPtr) {
LOG_F(LS_ERROR) << "Failed to locate channel: " << channel;
return -1;
}
return channelPtr->DeRegisterExternalTransport();
}
int VoENetworkImpl::ReceivedRTPPacket(int channel,
const void* data,
size_t length) {
return ReceivedRTPPacket(channel, data, length, webrtc::PacketTime());
}
int VoENetworkImpl::ReceivedRTPPacket(int channel,
const void* data,
size_t length,
const PacketTime& packet_time) {
RTC_CHECK(_shared->statistics().Initialized());
RTC_CHECK(data);
// L16 at 32 kHz, stereo, 10 ms frames (+12 byte RTP header) -> 1292 bytes
if ((length < 12) || (length > 1292)) {
LOG_F(LS_ERROR) << "Invalid packet length: " << length;
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (!channelPtr) {
LOG_F(LS_ERROR) << "Failed to locate channel: " << channel;
return -1;
}
if (!channelPtr->ExternalTransport()) {
LOG_F(LS_ERROR) << "No external transport for channel: " << channel;
return -1;
}
return channelPtr->ReceivedRTPPacket((const int8_t*)data, length,
packet_time);
}
int VoENetworkImpl::ReceivedRTCPPacket(int channel,
const void* data,
size_t length) {
RTC_CHECK(_shared->statistics().Initialized());
RTC_CHECK(data);
if (length < 4) {
LOG_F(LS_ERROR) << "Invalid packet length: " << length;
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (!channelPtr) {
LOG_F(LS_ERROR) << "Failed to locate channel: " << channel;
return -1;
}
if (!channelPtr->ExternalTransport()) {
LOG_F(LS_ERROR) << "No external transport for channel: " << channel;
return -1;
}
return channelPtr->ReceivedRTCPPacket((const int8_t*)data, length);
}
} // namespace webrtc