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#include "main.h"
#include "MediaThread.h"
#include "config.h"
MediaThread::MediaThread() : wait(INFINITE), thread(0)
{
killEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
stopped = CreateEvent(NULL, TRUE, TRUE, NULL);
bufferFreed = CreateEvent(NULL, TRUE, TRUE, NULL);
}
MediaThread::~MediaThread()
{
Kill();
if (thread)
CloseHandle(thread);
}
VOID CALLBACK MediaThread_StartAPC(ULONG_PTR param)
{
reinterpret_cast<MediaThread *>(param)->StartAPC();
}
void MediaThread::StartAPC()
{
wait=config_video_jitter;
}
void MediaThread::StopAPC()
{
BufferList::iterator itr;
for (itr = buffers.begin();itr != buffers.end();itr++)
{
(*itr)->buffer->Release();
delete (*itr);
}
buffers.clear();
SetEvent(stopped);
SetEvent(bufferFreed);
wait=INFINITE;
}
static VOID CALLBACK MediaThread_StopAPC(ULONG_PTR param)
{
reinterpret_cast<MediaThread *>(param)->StopAPC();
}
void MediaThread::Stop()
{
ResetEvent(stopped);
QueueUserAPC(MediaThread_StopAPC, thread, reinterpret_cast<ULONG_PTR>(this));
WaitForSingleObject(stopped, INFINITE);
}
void MediaThread::WaitForStop()
{
WaitForSingleObject(stopped, INFINITE);
}
void MediaThread::SignalStop()
{
ResetEvent(stopped);
QueueUserAPC(MediaThread_StopAPC, thread, reinterpret_cast<ULONG_PTR>(this));
}
void MediaThread::Kill()
{
SetEvent(killEvent);
WaitForSingleObject(stopped, INFINITE);
}
void MediaThread::OrderedInsert(MediaBuffer *buffer)
{
BufferList::iterator itr;
for (itr = buffers.begin();itr != buffers.end(); itr++)
{
if ((*itr)->timestamp > buffer->timestamp)
{
buffers.insert(itr, buffer);
break;
}
}
if (itr == buffers.end())
buffers.push_back(buffer);
}
VOID CALLBACK MediaThread_AddAPC(ULONG_PTR param)
{
MediaBufferAPC *apc = reinterpret_cast<MediaBufferAPC *>(param);
apc->thread->AddAPC(apc->buffer);
delete apc;
}
bool MediaThread::AddBuffer(INSSBuffer *buff, QWORD ts, unsigned long flags, bool drmProtected)
{
if (WaitForSingleObject(bufferFreed, 0) == WAIT_TIMEOUT)
return false;
buff->AddRef();
MediaBuffer *buffer = new MediaBuffer(buff, ts, flags, drmProtected);
MediaBufferAPC *apc = new MediaBufferAPC;
apc->buffer = buffer;
apc->thread = this;
QueueUserAPC(MediaThread_AddAPC, thread, reinterpret_cast<ULONG_PTR>(apc));
Sleep(config_video_jitter); // sleep for a bit to keep the thread from going nuts
return true; // added
}
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