umc_avs_dec_processing_unit_sleep.cpp

audio-video-codecs.rar语音编解码器

/*
//
//              INTEL CORPORATION PROPRIETARY INFORMATION
//  This software is supplied under the terms of a license  agreement or
//  nondisclosure agreement with Intel Corporation and may not be copied
//  or disclosed except in  accordance  with the terms of that agreement.
//    Copyright (c) 2007 Intel Corporation. All Rights Reserved.
//
//
*/

#include "umc_defs.h"
#if defined(UMC_ENABLE_AVS_VIDEO_DECODER)

#include "umc_avs_dec_processing_unit_sleep.h"
#include "umc_avs_dec_context.h"
#include "vm_time.h"

namespace UMC
{

//
// this class was designed to keep consistency with other performers.
// actually, it does nothing, just sleep for little amount of time.
//

enum
{
    TIME_TO_SLEEP               = 5
};

AVSSleepProcessingUnit::AVSSleepProcessingUnit(void)
{

} // AVSSleepProcessingUnit::AVSSleepProcessingUnit(void)

AVSSleepProcessingUnit::~AVSSleepProcessingUnit(void)
{

} // AVSSleepProcessingUnit::~AVSSleepProcessingUnit(void)

bool AVSSleepProcessingUnit::LoadJob(AVSListElement<AVSFrame> *pFrameList)
{
    // touch unreferenced parameter
    pFrameList = pFrameList;

    // this class should be the last one in a chain of performers,
    // so the method always returns true.
    return true;

} // bool AVSSleepProcessingUnit::LoadJob(AVSListElement<AVSFrame> *pFrameList)

void AVSSleepProcessingUnit::DoJob(void)
{
    // just sleep for a while
    vm_time_sleep(TIME_TO_SLEEP);

} // void AVSSleepProcessingUnit::DoJob(void)

AVSTaskID AVSSleepProcessingUnit::GetTaskID(void)
{
    return AVS_TASK_SLEEP;

} // AVSTaskID AVSSleepProcessingUnit::GetTaskID(void)

void AVSSleepProcessingUnit::UnloadJob(void)
{
    // actually, it was just a halt of a thread for a while.
    // there is nothing to unload.

} // void AVSSleepProcessingUnit::UnloadJob(void)

} // namespace UMC

#endif // #if defined(UMC_ENABLE_AVS_VIDEO_DECODER)