h263pencode.h

H.263的编码程序,加了CPU指令优化,VC版.

// H263PEncode.h: interface for the H263PEncode class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_H263PENCODE_H__2CD8E329_A31A_46C5_B88D_0738AB868574__INCLUDED_)
#define AFX_H263PENCODE_H__2CD8E329_A31A_46C5_B88D_0738AB868574__INCLUDED_


#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000


#ifndef _HENCLIB

/* Source format */
#define _SUBQCIF      1      //!< 88x72    
#define _QCIF         2      //!< 176x144   
#define _CIF          3      //!< 352x288  
#define _4CIF         4      
#define _16CIF        5
#define _CPFMT        6      //!< custom picture format
/* Picture format */
#define YUV420       1
#define YUV411       2
#define RGB24        3
/* Picture coding type */ 
#define INTRA        0       //!< intra picture 
#define INTER        1       //!< inter picture
#define B_IMG        3       //!< B picture 
#define SKIP         100     //!< for rate control
#define STORE        999     //!< for control
//mv search method
#define FULLSEARCH 0
#define MVFAST     1

#endif

struct _tagH263VencStatus;
struct _tagMCPara;
struct _tagputstrm;
								  
typedef struct {
	int            m_iPicFormat;         //!< Picture Format
	int            m_iPicWidth;          //!< Picture Width
	int            m_iPicHeight;         //!< Picture Height
	int            m_iVideoFormat;       //!< Video Format
	int            m_iQuantI;            //!< Quantizer of I picture
	int            m_iQuantP;            //!< Quantizer of P picture 
	int            m_iQuantB;            //!< Quantizer of B picture
	int            m_iPRate;             //!< The number of P frames to be encoded between 2 I frame  
    int            m_iBFrame;            //!< The number of B frames inserted;  
	int            m_iFrameRate;         //!< Frame rate
	int            m_iRefBufSize;        //!< Reference Buffer size
   	int            m_iMVSearchMethod;    //!< Motion search method 
	int            m_iMVSearchWin;       //!< Motion search window size
	int            m_iUseAP;             //!< Switch of Advanced Prediction mode
	int            m_iUseDF;             //!< Switch of Deblocking Filter mode 
	int            m_iUseRPS;            //!< Switch of Reference Picture Selection mode
	int            m_iUseBFrame;         //!< Switch of B Frame
	int            m_iUseAIC;            //!< Switch of AIC
	int            m_iUseGob;            //!< Switch of GOP synchronization 
	int            m_iUseVersion2;       //!< Switch of H263+ 
	int            m_iUseBlock;          //!< 0: don't use block. n>0: the blocksize.(should be 32bits aligned)
    int            m_iUseRC;             //!< 0: don't use rate control. n>0: the bitrate(kbps) requiedy
	void*          m_pCBContext;         //!< additional infomation from outside
	long          (*m_EncoderCallBack)( unsigned char *pData, int len, long  tmstamp,
							        	unsigned long type,  void* context );    //!< Call back function used to write encoded data to list
}Enc_Option,*P_EncOption;



////////////////////////////////////////////////////////////////////////////
class AFX_EXT_CLASS CH263Encoder 
{
public:
	CH263Encoder();
	virtual ~CH263Encoder();

//	BOOL EncInit(Enc_Option option);
	BOOL GetOption(Enc_Option &option);         //!< Get default options
	BOOL EncOpen(Enc_Option &option);			//!< Initialize encoder 
    EncOneFrame(unsigned char *pCapture, unsigned int &nTimeStamp); 
	int  EncControl();
	void EncClose();							//!< Close encoder		
private:
	struct _tagH263VencStatus	*m_pEncStatus;  //!< Encoder parameters, encoder status, and coding options
	struct _tagMCPara			*m_pMCStatus;   //!< Motion Compensation options
	struct _tagputstrm 	        *m_pStream;     //!< Bitstream stucture
	                              /*!< the address of global vaiable putbitstmctrl will be assigned
								      to the member during initializing of CH263Encoder object */
	Enc_Option		m_EncOption;        //!< default encode option 
};

#endif // !defined(AFX_H263PENCODE_H__2CD8E329_A31A_46C5_B88D_0738AB868574__INCLUDED_)