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#ifndef _BITS_API_H_
#define _BITS_API_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "val_types_public.h"
#include "hal_api.h"
typedef VAL_UINT32_T(*fgPrepare32FN)(VAL_HANDLE_T * a_phBitsHandle);
/**
* @par Structure
* VBITS_HANDLE_T
* @par Description
* This is a parameter for bitstream parsing utility related function
*/
typedef struct __VBITS_HANDLE_T {
VAL_HANDLE_T hHALHandle; /* /< HAL Handle */
VAL_HANDLE_T hVALHandle; /* /< VAL Handle */
VAL_MEM_ADDR_T BitsStart; /* /< Bits Start */
VAL_MEMORY_T rHandleMem; /* /< Handle memory */
VAL_UINT32_T nReadingMode; /* /< 0 for software, 1 for mmap, 2 for hardware */
VAL_ULONG_T StartAddr; /* /< used for software mode fast access */
VAL_ULONG_T nSize; /* /< Size */
VAL_UINT32_T nBitCnt; /* /< bits count */
VAL_UINT32_T nZeroCnt; /* /< zero count */
VAL_UINT32_T Cur32Bits; /* /< current 32 bits */
VAL_UINT32_T CurBitCnt; /* /< current bits count */
VAL_UINT32_T n03RemoveCount; /* /< 03 Remove Count */
VAL_UINT32_T n03CountBit; /* /< 03 Count Bit */
VAL_INT32_T n03FirstIndex; /* /< 03 First Index */
VAL_INT32_T n03SecondIndex; /* /< 03 Second Index */
VAL_UINT32_T n03RemoveIgnore; /* /< 03 Remove Ignore */
VAL_BOOL_T bFirstCheck; /* /< First Check */
VAL_BOOL_T bEverRemove; /* /< Ever Remove */
VAL_BOOL_T bIgnoreByBS; /* /< Ignore By BS */
VAL_BOOL_T bEOF; /* /< EOF */
fgPrepare32FN Prepare32Bits; /* /< Prepare 32 Bits */
VAL_DRIVER_TYPE_T vFormat; /* /< Format */
VAL_UINT32_T value; /* /< value */
} VBITS_HANDLE_T;
/**
* @par Enumeration
* VBITS_READTYPE_T
* @par Description
* This is the item used for bits read type
*/
typedef enum VBITS_READTYPE_T {
VBITS_SOFTWARE = 0, /* /< software */
VBITS_MMAP, /* /< mmap */
VBITS_HARDWARE, /* /< hardware */
VBITS_MAX /* /< MAX value */
} VBITS_READTYPE_T;
/*=============================================================================
* Function Declaration
*===========================================================================*/
/**
* @par Function
* eBufEnable
* @par Description
* The hal init & HW enable function
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @param
* hHALHandle [IN/OUT] The hal handle
* @param
* nMode [IN] VBITS_READTYPE_T
* @param
* vFormat [IN] VAL_DRIVER_TYPE_T
* @par Returns
* VAL_UINT32_T, return VAL_RESULT_NO_ERROR if success, return VAL_RESULT_UNKNOWN_ERROR if failed
*/
VAL_UINT32_T eBufEnable(
VAL_HANDLE_T *a_phBitsHandle,
VAL_HANDLE_T hHALHandle,
VAL_UINT32_T nMode,
VAL_DRIVER_TYPE_T vFormat
);
/**
* @par Function
* eBufEnable
* @par Description
* The HW disable function
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @param
* hHALHandle [IN/OUT] The hal handle
* @param
* nMode [IN] VBITS_READTYPE_T
* @param
* vFormat [IN] VAL_DRIVER_TYPE_T
* @par Returns
* VAL_UINT32_T, return VAL_RESULT_NO_ERROR if success, return VAL_RESULT_UNKNOWN_ERROR if failed
*/
VAL_UINT32_T eBufDisable(
VAL_HANDLE_T *a_phBitsHandle,
VAL_HANDLE_T hHALHandle,
VAL_UINT32_T nMode,
VAL_DRIVER_TYPE_T vFormat
);
/**
* @par Function
* eBufInit
* @par Description
* The common init function
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @param
* hVALHandle [IN/OUT] The val handle
* @param
* hHALHandle [IN/OUT] The hal handle
* @param
* rBufAddrStart [IN] The buffer start address
* @param
* nMode [IN] VBITS_READTYPE_T
* @param
* vFormat [IN] VAL_DRIVER_TYPE_T
* @par Returns
* VAL_RESULT_T, return VAL_RESULT_NO_ERROR if success, return others if failed
*/
VAL_RESULT_T eBufInit(
VAL_HANDLE_T *a_phBitsHandle,
VAL_HANDLE_T hVALHandle,
VAL_HANDLE_T hHALHandle,
VAL_MEM_ADDR_T rBufAddrStart,
VAL_UINT32_T nMode,
VAL_DRIVER_TYPE_T vFormat
);
/**
* @par Function
* eBufDeinit
* @par Description
* The common deinit function
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @par Returns
* VAL_RESULT_T, return VAL_RESULT_NO_ERROR if success, return others if failed
*/
VAL_RESULT_T eBufDeinit(VAL_HANDLE_T *a_phBitsHandle);
/**
* @par Function
* eBufGetBitCnt
* @par Description
* The function is used to get current bit count
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @par Returns
* VAL_UINT32_T, return current bit count
*/
VAL_UINT32_T eBufGetBitCnt(VAL_HANDLE_T *a_phBitsHandle);
/**
* @par Function
* eBufGetBits
* @par Description
* The function is used to get current bits by numBits
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @param
* numBits [IN] The number bits
* @par Returns
* VAL_UINT32_T, return current bits by numBits
*/
VAL_UINT32_T eBufGetBits(VAL_HANDLE_T *a_phBitsHandle, VAL_UINT32_T numBits);
/**
* @par Function
* eBufNextBits
* @par Description
* The function is used to show current bits by numBits
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @param
* numBits [IN] The number bits
* @par Returns
* VAL_UINT32_T, return current bits by numBits
*/
VAL_UINT32_T eBufNextBits(VAL_HANDLE_T *a_phBitsHandle, VAL_UINT32_T numBits);
/**
* @par Function
* eBufGetUEGolomb
* @par Description
* The function is used to get unsigned EGolomb bits
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @par Returns
* VAL_UINT32_T, return current unsigned EGolomb bits
*/
VAL_UINT32_T eBufGetUEGolomb(VAL_HANDLE_T *a_phBitsHandle);
/**
* @par Function
* eBufGetSEGolomb
* @par Description
* The function is used to get signed EGolomb bits
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @par Returns
* VAL_INT32_T, return current signed EGolomb bits
*/
VAL_INT32_T eBufGetSEGolomb(VAL_HANDLE_T *a_phBitsHandle);
/**
* @par Function
* eBufCheckEOF
* @par Description
* The function is used to check EOF bitstream
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @par Returns
* VAL_BOOL_T, return EOF or not
*/
VAL_BOOL_T eBufCheckEOF(VAL_HANDLE_T *a_phBitsHandle);
/**
* @par Function
* eBufGetBufSize
* @par Description
* The function is used to get buffer size
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @par Returns
* VAL_BOOL_T, return buffer size
*/
VAL_UINT32_T eBufGetBufSize(VAL_HANDLE_T *a_phBitsHandle);
/**
* @par Function
* NextBytesAlignment
* @par Description
* The function is used to jump bitstream pointer to next bytesalignment
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @param
* nBytesAlignment [IN] BytesAlignment
* @par Returns
* void
*/
void NextBytesAlignment(VAL_HANDLE_T *a_phBitsHandle, VAL_UINT32_T nBytesAlignment);
/**
* @par Function
* eBufInitBS
* @par Description
* The function is used to init bit stream
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @param
* cmd_queue [IN] command queue
* @param
* pIndex [IN] command queue index
* @par Returns
* VAL_BOOL_T, return VAL_TRUE if success, return VAL_FALSE if failed
*/
VAL_BOOL_T eBufInitBS(VAL_HANDLE_T *a_phBitsHandle, P_VCODEC_DRV_CMD_T cmd_queue, VAL_UINT32_T *pIndex);
/**
* @par Function
* eBufGetPAddr
* @par Description
* The function is used to get physical address
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @par Returns
* VAL_UINT32_T, return physical address
*/
VAL_UINT32_T eBufGetPAddr(VAL_HANDLE_T *a_phBitsHandle);
/**
* @par Function
* eBufGetPAddr
* @par Description
* The function is used to re init
* @param
* a_phBitsHandle [IN/OUT] The bits handle
* @param
* nBytes [IN] The Bytes
* @param
* nBits [IN] The Bits
* @par Returns
* VAL_BOOL_T, return VAL_TRUE if success, return VAL_FALSE if failed
*/
VAL_BOOL_T eBufReInite(VAL_HANDLE_T *a_phBitsHandle, VAL_UINT32_T nBytes, VAL_UINT32_T nBits);
#ifdef __cplusplus
}
#endif
#endif /* #ifndef _VAL_API_H_ */
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