mfc_instance.h

Samsung公司S3C6400芯片的BSP源码包

#ifndef __SAMSUNG_SYSLSI_APDEV_MFC_INST_INIT_H__
#define __SAMSUNG_SYSLSI_APDEV_MFC_INST_INIT_H__


#include "Mfc.h"
#include "MfcTypes.h"


typedef unsigned int	PHYADDR_VAL;

typedef enum
{
	MFC_CONFIG_PHY_OUTBUF,
	MFC_CONFIG_OUT_POSITION
} MFC_CONFIG;

typedef struct
{
	int  width,  height;
	int  x_offset, y_offset;
} MFC_OUTBUF_POSITION;


typedef enum
{
	DEC_INBUF_NOT_SPECIFIED  = 0,
	DEC_INBUF_LINE_BUF       = 1,
	DEC_INBUF_RING_BUF       = 2,
} MFCINST_DEC_INBUF_TYPE;

typedef enum
{
	MFCINST_STATE_DELETED = 0,			// Instance is deleted
	MFCINST_STATE_INVALIDATED,			// Initialized but invalidated because of power gating
	MFCINST_STATE_CREATED         = 10,	// Instance is created but not initialized
	MFCINST_STATE_DEC_INITIALIZED = 20,	// Instance is initialized for decoding
	MFCINST_STATE_DEC_PIC_RUN_LINE_BUF,
	MFCINST_STATE_DEC_PIC_RUN_RING_BUF,
	MFCINST_STATE_DEC_PIC_RUN_RING_BUF_LAST_UNITS,
	MFCINST_STATE_DEC_PIC_END_RING_BUF,

	MFCINST_STATE_ENC_INITIALIZED = 30,	// Instance is initialized for encoding
//	MFCINST_STATE_ENC_PIC_RUN_LINE_BUF,
//	MFCINST_STATE_ENC_PIC_RUN_RING_BUF,
//	MFCINST_STATE_ENC_PIC_RUN_RING_BUF_LAST_UNITS,
} MFCINST_STATE;


#define MFCINST_STATE_BUF_FILL_REQ		0x80000000

#define MFCINST_STATE_TRANSITION(inst_ctx, state)	((inst_ctx)->state_var =  (state))
#define MFCINST_STATE(inst_ctx)						((inst_ctx)->state_var & 0x0FFFFFFF)
#define MFCINST_STATE_CHECK(inst_ctx, state)		(((inst_ctx)->state_var & 0x0FFFFFFF) == (state))
#define MFCINST_STATE_BUF_FILL_REQ_SET(inst_ctx)	((inst_ctx)->state_var |= MFCINST_STATE_BUF_FILL_REQ)
#define MFCINST_STATE_BUF_FILL_REQ_CLEAR(inst_ctx)	((inst_ctx)->state_var &= ~MFCINST_STATE_BUF_FILL_REQ)
#define MFCINST_STATE_BUF_FILL_REQ_CHECK(inst_ctx)	((inst_ctx)->state_var & MFCINST_STATE_BUF_FILL_REQ)




typedef struct
{
	int             inst_no;

	MFC_CODECMODE   codec_mode;

	MFCINST_DEC_INBUF_TYPE   inbuf_type;

	unsigned char  *pStrmBuf;			// STRM_BUF pointer (virtual address)
	PHYADDR_VAL     phyadrStrmBuf;		// STRM_BUF physical address
	unsigned int    nStrmBufSize;		// STRM_BUF size

	unsigned char  *pFramBuf;			// FRAM_BUF pointer (virtual address)
	PHYADDR_VAL     phyadrFramBuf;		// FRAM_BUF physical address
	unsigned int    nFramBufSize;		// FRAM_BUF size


	int				framBufAllocated;
	int             cnf_PhyOutBuf;

	MFC_OUTBUF_POSITION  cnf_OutPos;

	int             width;
	int             height;
	int             stride;
	
	int				frambufCnt;	// should reserve at lease 2 frame buffers
	
	// display information 
	int				fb0_addr;
	int				fb1_addr;
	int				use_db;
	int				disp_width;
	int				disp_height;

	// encoding configuration info
	int				frameRateRes;
	int				frameRateDiv;
	int				gopNum;
	int				bitrate;

	int             frame_num;	// DEC_PIC_FRAME_NUM
	int				idx;		// DEC_PIC_RUN_IDX


	MFCINST_STATE   state_var;	// State Variable
} MFCInstCtx;


typedef struct {
//	int fb0_addr;	
//	int fb1_addr;		
//	int use_db;
	int disp_width;
	int disp_height;
} disp_info_t;

typedef struct {
	int width;
	int height;
	int frameRateRes;
	int frameRateDiv;
	int gopNum;
	int bitrate;
} enc_info_t;

typedef struct
{
	int  width;
	int  height;
} MFC_DECODED_FRAME_INFO;


#ifdef __cplusplus
extern "C" {
#endif


MFCInstCtx *MFCInst_GetCtx(int inst_no);


void MFCInst_RingBufAddrCorrection(MFCInstCtx *ctx);
int  MFCInst_GetInstNo(MFCInstCtx *ctx);
BOOL MFCInst_GetStreamRWPtrs(MFCInstCtx *ctx, unsigned char **ppRD_PTR, unsigned char **ppWR_PTR);

MFCInstCtx *MFCInst_Create(void);
void MFCInst_Delete(MFCInstCtx *ctx);
void MFCInst_Invalidate(MFCInstCtx *ctx);

int  MFCInst_Init(MFCInstCtx *ctx, MFC_CODECMODE codec_mode, unsigned long strm_leng);
int  MFCInst_Decode(MFCInstCtx *ctx, unsigned long arg);
int  MFCInst_Decode_Stream(MFCInstCtx *ctx, unsigned long strm_leng);

int  MFCInst_Enc_Init(MFCInstCtx *ctx, MFC_CODECMODE codec_mode, enc_info_t *enc_info);
int  MFCInst_Encode(MFCInstCtx *ctx, int *enc_data_size);


void MFCInst_Set_Disp_Config(MFCInstCtx *ctx, int arg);
void MFCInst_Get_Frame_size(MFCInstCtx *ctx, int arg);

int  MFCInst_GetLineBuf(MFCInstCtx *ctx, unsigned char **ppBuf, int *size);
int  MFCInst_GetRingBuf(MFCInstCtx *ctx, unsigned char **ppBuf, int *size);
int  MFCInst_GetFramBuf(MFCInstCtx *ctx, unsigned char **ppBuf, int *size);

#ifdef __cplusplus
}
#endif


#define MFCINST_RET_OK						(0)
#define MFCINST_ERR_INVALID_PARAM			(-1001)
#define MFCINST_ERR_STATE_CHK				(-1002)
#define MFCINST_ERR_STATE_DELETED			(-1003)
#define MFCINST_ERR_STATE_INVALIDATED		(-1004)
#define MFCINST_ERR_DEC_INIT_CMD_FAIL		(-2001)
#define MFCINST_ERR_DEC_PIC_RUN_CMD_FAIL	(-2002)
#define MFCINST_ERR_DEC_DECODE_FAIL			(-2011)	// 夸巴 捞惑窃!
#define MFCINST_ERR_DEC_INVALID_STRM		(-2012)
#define MFCINST_ERR_DEC_EOS					(-2013)
#define MFCINST_ERR_DEC_BUF_FILL_SIZE_WRONG	(-2014)
#define MFCINST_ERR_ENC_INIT_CMD_FAIL		(-3001)
#define MFCINST_ERR_ENC_PIC_RUN_CMD_FAIL	(-3002)
#define MFCINST_ERR_ETC						(-9001)


#endif /* __SAMSUNG_SYSLSI_APDEV_MFC_INST_INIT_H__ */