umc_mpeg4_video_encoder.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 _ENCODER_MPEG4_H_
#define _ENCODER_MPEG4_H_

#include "umc_video_encoder.h"
#include "umc_dynamic_cast.h"
#include "vm_strings.h"
#include "ippvideoencodermpeg4.hpp"


namespace UMC
{

#define STR_LEN 511

class MPEG4EncoderParams : public VideoEncoderParams
{
    DYNAMIC_CAST_DECL(MPEG4EncoderParams, VideoEncoderParams)
public:
    mp4_Param  m_Param;
    vm_char    m_SourceFileName[STR_LEN+1];
    MPEG4EncoderParams() { ippsZero_8u((Ipp8u*)(&m_Param), sizeof(m_Param)); };
    Status ReadParamFile(const vm_char *FileName);
};


class MPEG4VideoEncoder: public VideoEncoder
{
public:
    ippVideoEncoderMPEG4 mp4enc;
    bool        m_IsInit;
    int         m_FrameCount;
    MPEG4VideoEncoder();
    ~MPEG4VideoEncoder();
    virtual Status Init(BaseCodecParams *init);
    virtual Status GetFrame(MediaData *in, MediaData *out);
    virtual Status GetInfo(BaseCodecParams *info);
    virtual Status Close();
    virtual Status Reset();
    virtual Status SetParams(BaseCodecParams* params);
    int GetFrameMacroBlockPerRow() { return mp4enc.GetFrameMacroBlockPerRow(); }
    int GetFrameMacroBlockPerCol() { return mp4enc.GetFrameMacroBlockPerCol(); }
    Ipp8u* GetFrameQuant() { return mp4enc.GetFrameQuant(); };
    IppMotionVector* GetFrameMVpred() { return mp4enc.GetFrameMVpred(); };
    Ipp32u* GetFrameMBpos() { return mp4enc.GetFrameMBpos(); };
    void GetFrameMSE(Ipp64s *y, Ipp64s *u, Ipp64s *v) { mp4enc.GetFrameMSE(y, u, v); };
protected:
    MPEG4EncoderParams  m_Param;
    double             *bTime;
    int                 bTimePos;
};

VideoEncoder* createMPEG4VideoEncoder();

} //namespace UMC

#endif /*_ENCODER_MPEG4_H_*/