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/*
* 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_video_sync_impl.h"
#include "webrtc/system_wrappers/include/critical_section_wrapper.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 {
VoEVideoSync* VoEVideoSync::GetInterface(VoiceEngine* voiceEngine) {
#ifndef WEBRTC_VOICE_ENGINE_VIDEO_SYNC_API
return NULL;
#else
if (NULL == voiceEngine) {
return NULL;
}
VoiceEngineImpl* s = static_cast<VoiceEngineImpl*>(voiceEngine);
s->AddRef();
return s;
#endif
}
#ifdef WEBRTC_VOICE_ENGINE_VIDEO_SYNC_API
VoEVideoSyncImpl::VoEVideoSyncImpl(voe::SharedData* shared) : _shared(shared) {
WEBRTC_TRACE(kTraceMemory, kTraceVoice, VoEId(_shared->instance_id(), -1),
"VoEVideoSyncImpl::VoEVideoSyncImpl() - ctor");
}
VoEVideoSyncImpl::~VoEVideoSyncImpl() {
WEBRTC_TRACE(kTraceMemory, kTraceVoice, VoEId(_shared->instance_id(), -1),
"VoEVideoSyncImpl::~VoEVideoSyncImpl() - dtor");
}
int VoEVideoSyncImpl::GetPlayoutTimestamp(int channel,
unsigned int& timestamp) {
if (!_shared->statistics().Initialized()) {
_shared->SetLastError(VE_NOT_INITED, kTraceError);
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channel_ptr = ch.channel();
if (channel_ptr == NULL) {
_shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
"GetPlayoutTimestamp() failed to locate channel");
return -1;
}
return channel_ptr->GetPlayoutTimestamp(timestamp);
}
int VoEVideoSyncImpl::SetInitTimestamp(int channel, unsigned int timestamp) {
WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1),
"SetInitTimestamp(channel=%d, timestamp=%lu)", channel,
timestamp);
if (!_shared->statistics().Initialized()) {
_shared->SetLastError(VE_NOT_INITED, kTraceError);
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (channelPtr == NULL) {
_shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
"SetInitTimestamp() failed to locate channel");
return -1;
}
return channelPtr->SetInitTimestamp(timestamp);
}
int VoEVideoSyncImpl::SetInitSequenceNumber(int channel, short sequenceNumber) {
WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1),
"SetInitSequenceNumber(channel=%d, sequenceNumber=%hd)", channel,
sequenceNumber);
if (!_shared->statistics().Initialized()) {
_shared->SetLastError(VE_NOT_INITED, kTraceError);
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (channelPtr == NULL) {
_shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
"SetInitSequenceNumber() failed to locate channel");
return -1;
}
return channelPtr->SetInitSequenceNumber(sequenceNumber);
}
int VoEVideoSyncImpl::SetMinimumPlayoutDelay(int channel, int delayMs) {
WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1),
"SetMinimumPlayoutDelay(channel=%d, delayMs=%d)", channel,
delayMs);
if (!_shared->statistics().Initialized()) {
_shared->SetLastError(VE_NOT_INITED, kTraceError);
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (channelPtr == NULL) {
_shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
"SetMinimumPlayoutDelay() failed to locate channel");
return -1;
}
return channelPtr->SetMinimumPlayoutDelay(delayMs);
}
int VoEVideoSyncImpl::SetInitialPlayoutDelay(int channel, int delay_ms) {
WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1),
"SetInitialPlayoutDelay(channel=%d, delay_ms=%d)", channel,
delay_ms);
if (!_shared->statistics().Initialized()) {
_shared->SetLastError(VE_NOT_INITED, kTraceError);
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (channelPtr == NULL) {
_shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
"SetInitialPlayoutDelay() failed to locate channel");
return -1;
}
return channelPtr->SetInitialPlayoutDelay(delay_ms);
}
int VoEVideoSyncImpl::GetDelayEstimate(int channel,
int* jitter_buffer_delay_ms,
int* playout_buffer_delay_ms) {
if (!_shared->statistics().Initialized()) {
_shared->SetLastError(VE_NOT_INITED, kTraceError);
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (channelPtr == NULL) {
_shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
"GetDelayEstimate() failed to locate channel");
return -1;
}
if (!channelPtr->GetDelayEstimate(jitter_buffer_delay_ms,
playout_buffer_delay_ms)) {
return -1;
}
return 0;
}
int VoEVideoSyncImpl::GetPlayoutBufferSize(int& bufferMs) {
if (!_shared->statistics().Initialized()) {
_shared->SetLastError(VE_NOT_INITED, kTraceError);
return -1;
}
AudioDeviceModule::BufferType type(AudioDeviceModule::kFixedBufferSize);
uint16_t sizeMS(0);
if (_shared->audio_device()->PlayoutBuffer(&type, &sizeMS) != 0) {
_shared->SetLastError(VE_AUDIO_DEVICE_MODULE_ERROR, kTraceError,
"GetPlayoutBufferSize() failed to read buffer size");
return -1;
}
bufferMs = sizeMS;
return 0;
}
int VoEVideoSyncImpl::GetRtpRtcp(int channel,
RtpRtcp** rtpRtcpModule,
RtpReceiver** rtp_receiver) {
if (!_shared->statistics().Initialized()) {
_shared->SetLastError(VE_NOT_INITED, kTraceError);
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channelPtr = ch.channel();
if (channelPtr == NULL) {
_shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
"GetPlayoutTimestamp() failed to locate channel");
return -1;
}
return channelPtr->GetRtpRtcp(rtpRtcpModule, rtp_receiver);
}
int VoEVideoSyncImpl::GetLeastRequiredDelayMs(int channel) const {
if (!_shared->statistics().Initialized()) {
_shared->SetLastError(VE_NOT_INITED, kTraceError);
return -1;
}
voe::ChannelOwner ch = _shared->channel_manager().GetChannel(channel);
voe::Channel* channel_ptr = ch.channel();
if (channel_ptr == NULL) {
_shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
"GetLeastRequiredDelayMs() failed to locate channel");
return -1;
}
return channel_ptr->LeastRequiredDelayMs();
}
#endif // #ifdef WEBRTC_VOICE_ENGINE_VIDEO_SYNC_API
} // namespace webrtc
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