mobile_video_render.h

这是在PCA下的基于IPP库示例代码例子,在网上下了IPP的库之后,设置相关参数就可以编译该代码.

/*
//
//                  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) 2003-2005 Intel Corporation. All Rights Reserved.
//
*/

#ifndef ___MOBILE_VIDEO_RENDER_H___
#define ___MOBILE_VIDEO_RENDER_H___

#include "umc_semaphore.h"
#include "umc_video_render.h"

namespace UMC
{

class MobileVideoRender: public VideoRender
{
public:
    // Default constructor
    MobileVideoRender();

    // Initialize the render, return false if failed, call Close anyway
    virtual Status Init(MediaReceiverParams* pInit);

    // Break waiting(s)
    virtual Status Stop();

    // Warning:
    // Outdated functions - don't use it, use MediaReceiver interface instead

    //  Temporary stub, will be removed in future
    virtual Status Init(VideoRenderParams& rInit)
    {   return Init(&rInit); }

    // Reserve a frame buffer for decoding the current frame
    virtual int ReserveBuffer(unsigned char** vidmem) ;

    // Buffer the decoded frame
    virtual Status BufferReserved(double frame_time, FrameType frame_type);

    virtual void BufferEndOfClip();

    // VideoRender interface extension above MediaReceiver

    // Peek presentation of next frame, return presentation time
    virtual double GetRenderFrame();

    // Rendering the current frame
    virtual Status RenderFrame();

    // Rendering the current frame
    virtual Status ShowLastFrame(){return UMC_OK;};

    // Set/Reset full screen playback
    virtual Status SetFullScreen(ModuleContext& rContext, bool full);

    // Resize the display rectangular
    virtual Status ResizeDisplay(UMC::RECT &disp, UMC::RECT &range);

    // Show/Hide Surface
    virtual void ShowSurface();
    virtual void HideSurface();

protected:

    Semaphore           m_ReadySema;
    Semaphore           m_DoneSema;
    double              m_dfFrameTime;
    bool                m_bStopFlag;

}; // class MobileVideoRender

} // namespace UMC

#endif // ___MOBILE_VIDEO_RENDER_H___