codec/common/src/WelsTaskThread.cpp

/*!
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 *     Copyright (c)  2009-2015, Cisco Systems
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 *
 * \file    WelsTaskThread.cpp
 *
 * \brief   functions for TaskThread
 *
 * \date    5/09/2012 Created
 *
 *************************************************************************************
 */
#include "WelsTaskThread.h"

namespace WelsCommon {

CWelsTaskThread::CWelsTaskThread (IWelsTaskThreadSink* pSink) : m_pSink (pSink) {
  WelsThreadSetName ("CWelsTaskThread");

  m_uiID = (uintptr_t) (this);
  m_pTask = NULL;
}


CWelsTaskThread::~CWelsTaskThread() {
}

void CWelsTaskThread::ExecuteTask() {
  CWelsAutoLock cLock (m_cLockTask);
  if (m_pSink) {
    m_pSink->OnTaskStart (this, m_pTask);
  }

  if (m_pTask) {
    m_pTask->Execute();
  }

  if (m_pSink) {
    m_pSink->OnTaskStop (this, m_pTask);
  }

  m_pTask = NULL;
}

WELS_THREAD_ERROR_CODE CWelsTaskThread::SetTask (WelsCommon::IWelsTask* pTask) {
  CWelsAutoLock cLock (m_cLockTask);

  if (!GetRunning()) {
    return WELS_THREAD_ERROR_GENERAL;
  }
  WelsMutexLock(&m_hMutex);
  m_pTask = pTask;
  WelsMutexUnlock(&m_hMutex);
  SignalThread();

  return WELS_THREAD_ERROR_OK;
}


}