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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 <ImsMediaDefine.h>
#include <ImsMediaTrace.h>
#include <DtmfSenderNode.h>
#include <ImsMediaTimer.h>
#include <AudioConfig.h>
DtmfSenderNode::DtmfSenderNode(BaseSessionCallback* callback) :
BaseNode(callback)
{
mNextTime = 0;
mPrevTime = 0;
mPtime = 20;
}
DtmfSenderNode::~DtmfSenderNode() {}
kBaseNodeId DtmfSenderNode::GetNodeId()
{
return kNodeIdDtmfSender;
}
ImsMediaResult DtmfSenderNode::Start()
{
mNextTime = 0;
mNodeState = kNodeStateRunning;
return RESULT_SUCCESS;
}
void DtmfSenderNode::Stop()
{
mNextTime = 0;
ClearDataQueue();
mNodeState = kNodeStateStopped;
}
bool DtmfSenderNode::IsRunTime()
{
return false;
}
bool DtmfSenderNode::IsSourceNode()
{
return false;
}
void DtmfSenderNode::SetConfig(void* config)
{
AudioConfig* pConfig = reinterpret_cast<AudioConfig*>(config);
if (pConfig != nullptr)
{
mPtime = pConfig->getPtimeMillis();
}
}
bool DtmfSenderNode::IsSameConfig(void* config)
{
if (config == nullptr)
{
return true;
}
AudioConfig* pConfig = reinterpret_cast<AudioConfig*>(config);
return (mPtime == pConfig->getPtimeMillis());
}
void DtmfSenderNode::ProcessData()
{
ImsMediaSubType subtype;
uint8_t* pData;
uint32_t nDataSize;
uint32_t nTimeStamp;
bool bMark;
uint32_t nCurrTime;
if (GetData(&subtype, &pData, &nDataSize, &nTimeStamp, &bMark, nullptr) == false)
{
return;
}
nCurrTime = ImsMediaTimer::GetTimeInMilliSeconds();
if (mNextTime && !(nCurrTime >= mNextTime || nCurrTime < mPrevTime || mNextTime < mPrevTime))
{
mPrevTime = nCurrTime;
return;
}
if (subtype == MEDIASUBTYPE_DTMFSTART)
{
SendDataToRearNode(subtype, pData, nDataSize, nTimeStamp, bMark, 0);
DeleteData();
mNextTime = nCurrTime;
// send the first dtmf packet
if (GetData(&subtype, &pData, &nDataSize, &nTimeStamp, &bMark, nullptr, nullptr) &&
subtype == MEDIASUBTYPE_DTMF_PAYLOAD)
{
SendDataToRearNode(subtype, pData, nDataSize, nTimeStamp, bMark, 0);
DeleteData();
mNextTime += mPtime;
}
}
else
{
SendDataToRearNode(subtype, pData, nDataSize, nTimeStamp, bMark, 0);
DeleteData();
mNextTime += mPtime;
}
mPrevTime = nCurrTime;
}
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