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/**
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <TextStreamGraphRtcp.h>
#include <RtcpEncoderNode.h>
#include <RtcpDecoderNode.h>
#include <SocketReaderNode.h>
#include <SocketWriterNode.h>
#include <ImsMediaNetworkUtil.h>
#include <ImsMediaTrace.h>
#include <TextConfig.h>
TextStreamGraphRtcp::TextStreamGraphRtcp(BaseSessionCallback* callback, int localFd) :
TextStreamGraph(callback, localFd)
{
}
TextStreamGraphRtcp::~TextStreamGraphRtcp() {}
ImsMediaResult TextStreamGraphRtcp::create(RtpConfig* config)
{
IMLOGI1("[create] state[%d]", mGraphState);
if (config == nullptr)
{
return RESULT_INVALID_PARAM;
}
mConfig = new TextConfig(reinterpret_cast<TextConfig*>(config));
BaseNode* pNodeRtcpEncoder = new RtcpEncoderNode(mCallback);
pNodeRtcpEncoder->SetMediaType(IMS_MEDIA_TEXT);
char localIp[MAX_IP_LEN];
uint32_t localPort = 0;
ImsMediaNetworkUtil::getLocalIpPortFromSocket(mLocalFd, localIp, MAX_IP_LEN, localPort);
RtpAddress localAddress(localIp, localPort - 1);
(static_cast<RtcpEncoderNode*>(pNodeRtcpEncoder))->SetLocalAddress(localAddress);
pNodeRtcpEncoder->SetConfig(config);
AddNode(pNodeRtcpEncoder);
BaseNode* pNodeSocketWriter = new SocketWriterNode(mCallback);
pNodeSocketWriter->SetMediaType(IMS_MEDIA_TEXT);
(static_cast<SocketWriterNode*>(pNodeSocketWriter))->SetLocalFd(mLocalFd);
(static_cast<SocketWriterNode*>(pNodeSocketWriter))
->SetLocalAddress(RtpAddress(localIp, localPort));
(static_cast<SocketWriterNode*>(pNodeSocketWriter))->SetProtocolType(kProtocolRtcp);
pNodeSocketWriter->SetConfig(config);
AddNode(pNodeSocketWriter);
pNodeRtcpEncoder->ConnectRearNode(pNodeSocketWriter);
BaseNode* pNodeSocketReader = new SocketReaderNode(mCallback);
pNodeSocketReader->SetMediaType(IMS_MEDIA_TEXT);
(static_cast<SocketReaderNode*>(pNodeSocketReader))->SetLocalFd(mLocalFd);
(static_cast<SocketReaderNode*>(pNodeSocketReader))
->SetLocalAddress(RtpAddress(localIp, localPort));
(static_cast<SocketReaderNode*>(pNodeSocketReader))->SetProtocolType(kProtocolRtcp);
pNodeSocketReader->SetConfig(config);
AddNode(pNodeSocketReader);
BaseNode* pNodeRtcpDecoder = new RtcpDecoderNode(mCallback);
pNodeRtcpDecoder->SetMediaType(IMS_MEDIA_TEXT);
(static_cast<RtcpDecoderNode*>(pNodeRtcpDecoder))->SetLocalAddress(localAddress);
pNodeRtcpDecoder->SetConfig(config);
AddNode(pNodeRtcpDecoder);
pNodeSocketReader->ConnectRearNode(pNodeRtcpDecoder);
setState(StreamState::kStreamStateCreated);
return ImsMediaResult::RESULT_SUCCESS;
}
ImsMediaResult TextStreamGraphRtcp::update(RtpConfig* config)
{
IMLOGI1("[update] state[%d]", mGraphState);
if (config == nullptr)
{
return RESULT_INVALID_PARAM;
}
TextConfig* pConfig = reinterpret_cast<TextConfig*>(config);
if (*mConfig == *pConfig)
{
IMLOGI0("[update] no update");
return RESULT_SUCCESS;
}
if (mConfig != nullptr)
{
delete mConfig;
}
mConfig = new TextConfig(pConfig);
if (mConfig->getMediaDirection() == RtpConfig::MEDIA_DIRECTION_NO_FLOW)
{
IMLOGI0("[update] pause RTCP");
return stop();
}
ImsMediaResult ret = ImsMediaResult::RESULT_NOT_READY;
// stop scheduler
if (mGraphState == kStreamStateRunning)
{
mScheduler->Stop();
}
for (auto& node : mListNodeStarted)
{
if (node != nullptr)
{
IMLOGD1("[update] update node[%s]", node->GetNodeName());
ret = node->UpdateConfig(pConfig);
if (ret != RESULT_SUCCESS)
{
IMLOGE2("[update] error in update node[%s], ret[%d]", node->GetNodeName(), ret);
}
}
}
if (mGraphState == kStreamStateCreated &&
mConfig->getMediaDirection() != RtpConfig::MEDIA_DIRECTION_NO_FLOW)
{
IMLOGI0("[update] resume RTCP");
return start();
}
// restart scheduler
if (mGraphState == kStreamStateRunning)
{
mScheduler->Start();
}
return ret;
}
ImsMediaResult TextStreamGraphRtcp::start()
{
IMLOGI1("[start] state[%d]", mGraphState);
if (mConfig == nullptr)
{
return RESULT_INVALID_PARAM;
}
if (mConfig->getMediaDirection() != RtpConfig::MEDIA_DIRECTION_NO_FLOW)
{
return BaseStreamGraph::start();
}
// not started
return RESULT_SUCCESS;
}
bool TextStreamGraphRtcp::setMediaQualityThreshold(MediaQualityThreshold* threshold)
{
if (threshold != nullptr)
{
BaseNode* node = findNode(kNodeIdRtcpDecoder);
if (node != nullptr)
{
RtcpDecoderNode* decoder = reinterpret_cast<RtcpDecoderNode*>(node);
decoder->SetInactivityTimerSec(threshold->getRtcpInactivityTimerMillis() / 1000);
return true;
}
}
return false;
}
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