void CApplicationMessenger::ProcessMessages()
{
// process threadmessages
CSingleLock lock (m_critSection);
while (!m_vecMessages.empty())
{
ThreadMessage* pMsg = m_vecMessages.front();
//first remove the message from the queue, else the message could be processed more then once
m_vecMessages.pop();
//Leave here as the message might make another
//thread call processmessages or sendmessage
std::shared_ptr<CEvent> waitEvent = pMsg->waitEvent;
lock.Leave(); // <- see the large comment in SendMessage ^
ProcessMessage(pMsg);
if (waitEvent)
waitEvent->Set();
delete pMsg;
lock.Enter();
}
}
unsigned int CDVDAudio::AddPackets(const DVDAudioFrame &audioframe)
{
m_bAbort = false;
CSingleLock lock (m_critSection);
if(!m_pAudioStream)
return 0;
CAESyncInfo info = m_pAudioStream->GetSyncInfo();
if (info.state == CAESyncInfo::SYNC_INSYNC)
{
unsigned int newTime = info.errortime;
if (newTime != m_syncErrorTime)
{
m_syncErrorTime = info.errortime;
m_syncError = info.error / 1000 * DVD_TIME_BASE;
m_resampleRatio = info.rr;
}
}
else
{
m_syncErrorTime = 0;
m_syncError = 0.0;
}
//Calculate a timeout when this definitely should be done
double timeout;
timeout = DVD_SEC_TO_TIME(m_pAudioStream->GetDelay()) + audioframe.duration;
timeout += DVD_SEC_TO_TIME(1.0);
timeout += CDVDClock::GetAbsoluteClock();
unsigned int total = audioframe.nb_frames;
unsigned int frames = audioframe.nb_frames;
unsigned int offset = 0;
do
{
double pts = (offset == 0) ? audioframe.pts / DVD_TIME_BASE * 1000 : 0.0;
unsigned int copied = m_pAudioStream->AddData(audioframe.data, offset, frames, pts);
offset += copied;
frames -= copied;
if (frames <= 0)
break;
if (copied == 0 && timeout < CDVDClock::GetAbsoluteClock())
{
CLog::Log(LOGERROR, "CDVDAudio::AddPacketsRenderer - timeout adding data to renderer");
break;
}
lock.Leave();
Sleep(1);
lock.Enter();
} while (!m_bAbort);
m_playingPts = audioframe.pts + audioframe.duration - GetDelay();
m_timeOfPts = CDVDClock::GetAbsoluteClock();
return total - frames;
}
void CApplicationMessenger::ProcessWindowMessages()
{
CSingleLock lock (m_critSection);
//message type is window, process window messages
while (m_vecWindowMessages.size() > 0)
{
ThreadMessage* pMsg = m_vecWindowMessages.front();
//first remove the message from the queue, else the message could be processed more then once
m_vecWindowMessages.pop();
// leave here in case we make more thread messages from this one
lock.Leave();
ProcessMessage(pMsg);
if (pMsg->hWaitEvent)
SetEvent(pMsg->hWaitEvent);
delete pMsg;
lock.Enter();
}
}
void CApplicationMessenger::ProcessMessages()
{
/*
参数:
1、
返回:
1、
说明:
1、处理消息，实质就是从m_vecMessages 队列中取出每个消息，然后分别对此
消息调用ProcessMessage 进行处理，见消息队列m_vecMessages 的定义
2、注意此函数与ProcessMessage 方法的区别( 注意此函数多一个s 字母)，此函数
是处理m_vecMessages 队列中的所有消息的，而ProcessMessage 只是处理一个消息
*/
// process threadmessages
CSingleLock lock (m_critSection);
while (m_vecMessages.size() > 0)
{
ThreadMessage* pMsg = m_vecMessages.front();
//first remove the message from the queue, else the message could be processed more then once
m_vecMessages.pop();
//Leave here as the message might make another
//thread call processmessages or sendmessage
boost::shared_ptr<CEvent> waitEvent = pMsg->waitEvent;
lock.Leave(); // <- see the large comment in SendMessage ^
ProcessMessage(pMsg); /* 处理一条消息*/
if (waitEvent)
waitEvent->Set();
delete pMsg;
lock.Enter();
}
}
void CApplicationMessenger::ProcessMessages()
{
// process threadmessages
CSingleLock lock (m_critSection);
while (m_vecMessages.size() > 0)
{
ThreadMessage* pMsg = m_vecMessages.front();
//first remove the message from the queue, else the message could be processed more then once
m_vecMessages.pop();
//Leave here as the message might make another
//thread call processmessages or sendmessage
lock.Leave();
ProcessMessage(pMsg);
if (pMsg->hWaitEvent)
SetEvent(pMsg->hWaitEvent);
delete pMsg;
lock.Enter();
}
}
void CApplicationMessenger::ProcessWindowMessages()
{
CSingleLock lock (m_critSection);
//message type is window, process window messages
while (!m_vecWindowMessages.empty())
{
ThreadMessage* pMsg = m_vecWindowMessages.front();
//first remove the message from the queue, else the message could be processed more then once
m_vecWindowMessages.pop();
// leave here in case we make more thread messages from this one
std::shared_ptr<CEvent> waitEvent = pMsg->waitEvent;
lock.Leave(); // <- see the large comment in SendMessage ^
ProcessMessage(pMsg);
if (waitEvent)
waitEvent->Set();
delete pMsg;
lock.Enter();
}
}
void CApplicationMessenger::ProcessWindowMessages()
{
/*
参数:
1、
返回:
1、
说明:
1、处理消息，实质就是从m_vecWindowMessages 队列中取出每个消息，然后分别对此
消息调用ProcessMessage 进行处理
2、见消息队列m_vecWindowMessages 的定义
*/
CSingleLock lock (m_critSection);
//message type is window, process window messages
while (m_vecWindowMessages.size() > 0)
{
ThreadMessage* pMsg = m_vecWindowMessages.front();
//first remove the message from the queue, else the message could be processed more then once
m_vecWindowMessages.pop();
// leave here in case we make more thread messages from this one
boost::shared_ptr<CEvent> waitEvent = pMsg->waitEvent;
lock.Leave(); // <- see the large comment in SendMessage ^
ProcessMessage(pMsg);
if (waitEvent)
waitEvent->Set();
delete pMsg;
lock.Enter();
}
}