umc_mp4_spl.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) 2004-2005 Intel Corporation. All Rights Reserved.
//
*/

#ifndef __UMC_MP4_SPLITTER_H__
#define __UMC_MP4_SPLITTER_H__

#include "umc_splitter.h"
#include "umc_splitter_ex.h"

namespace UMC
{
    class SplitterMP4;

    class MP4Splitter : public Splitter
    {

        DYNAMIC_CAST_DECL_BASE(MP4Splitter)

    public:

        typedef struct
        {
            unsigned int    total_audio;
            unsigned int    total_video;
        } sMp4_stream_info;

    //////////////////Constructor/destructor////////////////
        MP4Splitter() {p_spl = NULL;};
        ~MP4Splitter();
    ///////////////////////////////////////////////////////

    /////////////////////Interface overrided functions////
        Status Init                (SplitterParams& init);

        Status Close               ();    //Close splitter

        Status Stop                ();    //Stop  splitter

        Status GetNextVideoData    (MediaData* data, vm_var32 track_idx = 0);

        Status GetNextAudioData    (MediaData* data, vm_var32 track_idx = 0);

    /////////////////////////////////////////////////////////
        sInfo_sample                GetSamplePositionAudio(vm_var32 track_idx, vm_var32 nsample);
        sInfo_sample                GetSamplePositionVideo(vm_var32 track_idx, vm_var32 nsample);

    ///////////////////////////////////////////////////////////////
    /////next features will be implemented in next version//////////
    ///////////////////////////////////////////////////////////////
        Status SetPosition        (double pos); // pos from 0.0 to 1.0
        Status GetPosition        (double& pos);// return current position
    ///////////////////////////////////////////////////////////////

    // Valid after splitter initialization
        Status GetInfo            (SplitterInfo* info);

    protected:
        SplitterMP4 *p_spl;
    };
}

#endif //__UMC_MP4_SPLITTER_H__