nppi_compression_functions.h

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#ifndef NV_NPPI_COMPRESSION_FUNCTIONS_H
#define NV_NPPI_COMPRESSION_FUNCTIONS_H
 
#include "nppdefs.h"

#ifdef __cplusplus
extern "C" {
#endif

NppStatus 
nppiQuantFwdRawTableInit_JPEG_8u(Npp8u * hpQuantRawTable, int nQualityFactor);

NppStatus 
nppiQuantFwdTableInit_JPEG_8u16u(const Npp8u * hpQuantRawTable, Npp16u * hpQuantFwdRawTable);

NppStatus 
nppiQuantInvTableInit_JPEG_8u16u(const Npp8u * hpQuantRawTable, Npp16u * hpQuantFwdRawTable);


NppStatus 
nppiDCTQuantFwd8x8LS_JPEG_8u16s_C1R(const Npp8u  * pSrc, int nSrcStep, 
                                          Npp16s * pDst, int nDstStep, 
                                    const Npp16u * pQuantFwdTable, NppiSize oSizeROI);

NppStatus 
nppiDCTQuantInv8x8LS_JPEG_16s8u_C1R(const Npp16s * pSrc, int nSrcStep, 
                                          Npp8u  * pDst, int nDstStep, 
                                    const Npp16u * pQuantInvTable, NppiSize oSizeROI);
   


#if defined (__cplusplus)
struct NppiDCTState;
#else
typedef struct NppiDCTState NppiDCTState;
#endif


NppStatus nppiDCTInitAlloc(NppiDCTState** ppState);

NppStatus nppiDCTFree(NppiDCTState* pState);

NppStatus 
nppiDCTQuantFwd8x8LS_JPEG_8u16s_C1R_NEW(const Npp8u  * pSrc, int nSrcStep, 
                                        Npp16s * pDst, int nDstStep, 
                                        const Npp8u * pQuantizationTable, NppiSize oSizeROI,
                                        NppiDCTState* pState);

NppStatus 
nppiDCTQuantInv8x8LS_JPEG_16s8u_C1R_NEW(const Npp16s * pSrc, int nSrcStep, 
                                        Npp8u  * pDst, int nDstStep, 
                                        const Npp8u * pQuantizationTable, NppiSize oSizeROI,
                                        NppiDCTState* pState);
                                    
NppStatus
nppiDCTQuant16Fwd8x8LS_JPEG_8u16s_C1R_NEW(const Npp8u  * pSrc, int nSrcStep,
                                          Npp16s * pDst, int nDstStep,
                                          const Npp16u * pQuantizationTable, NppiSize oSizeROI,
                                          NppiDCTState* pState);

NppStatus
nppiDCTQuant16Inv8x8LS_JPEG_16s8u_C1R_NEW(const Npp16s * pSrc, int nSrcStep,
                                          Npp8u  * pDst, int nDstStep,
                                          const Npp16u * pQuantizationTable, NppiSize oSizeROI,
                                          NppiDCTState* pState);
                                          
#if defined (__cplusplus)
struct NppiDecodeHuffmanSpec;
#else
typedef struct NppiDecodeHuffmanSpec NppiDecodeHuffmanSpec;
#endif

NppStatus
nppiDecodeHuffmanSpecGetBufSize_JPEG(int* pSize);

NppStatus
nppiDecodeHuffmanSpecInitHost_JPEG(const Npp8u* pRawHuffmanTable, NppiHuffmanTableType eTableType, NppiDecodeHuffmanSpec  *pHuffmanSpec);

NppStatus
nppiDecodeHuffmanSpecInitAllocHost_JPEG(const Npp8u* pRawHuffmanTable, NppiHuffmanTableType eTableType, NppiDecodeHuffmanSpec  **ppHuffmanSpec);

NppStatus
nppiDecodeHuffmanSpecFreeHost_JPEG(NppiDecodeHuffmanSpec  *pHuffmanSpec);

NppStatus
nppiDecodeHuffmanScanHost_JPEG_8u16s_P1R(const Npp8u  * pSrc, Npp32s nLength,
                  Npp32s restartInterval, Npp32s Ss, Npp32s Se, Npp32s Ah, Npp32s Al,
                    Npp16s * pDst, Npp32s nDstStep,
                    NppiDecodeHuffmanSpec  * pHuffmanTableDC, 
                    NppiDecodeHuffmanSpec  * pHuffmanTableAC, 
                    NppiSize oSizeROI); 


 NppStatus
 nppiDecodeHuffmanScanHost_JPEG_8u16s_P3R(const Npp8u * pSrc, Npp32s nLength,
                  Npp32s nRestartInterval, Npp32s nSs, Npp32s nSe, Npp32s nAh, Npp32s nAl,
                    Npp16s * apDst[3], Npp32s aDstStep[3],
                    NppiDecodeHuffmanSpec * apHuffmanDCTable[3], 
                    NppiDecodeHuffmanSpec * apHuffmanACTable[3], 
                    NppiSize aSizeROI[3]);

#if defined (__cplusplus)
struct NppiEncodeHuffmanSpec;
#else
typedef struct NppiEncodeHuffmanSpec NppiEncodeHuffmanSpec;
#endif


NppStatus
nppiEncodeHuffmanSpecGetBufSize_JPEG(int* pSize);

NppStatus
nppiEncodeHuffmanSpecInit_JPEG(const Npp8u* pRawHuffmanTable, NppiHuffmanTableType eTableType, NppiEncodeHuffmanSpec  *pHuffmanSpec);

NppStatus
nppiEncodeHuffmanSpecInitAlloc_JPEG(const Npp8u* pRawHuffmanTable, NppiHuffmanTableType eTableType, NppiEncodeHuffmanSpec  **ppHuffmanSpec);

NppStatus
nppiEncodeHuffmanSpecFree_JPEG(NppiEncodeHuffmanSpec  *pHuffmanSpec);

NppStatus
nppiEncodeHuffmanScan_JPEG_8u16s_P1R(const Npp16s * pSrc, Npp32s nSrcStep,
                    Npp32s nRestartInterval, Npp32s nSs, Npp32s nSe, Npp32s nAh, Npp32s nAl,
                    Npp8u  * pDst, Npp32s* nLength,
                    NppiEncodeHuffmanSpec  * pHuffmanTableDC, 
                    NppiEncodeHuffmanSpec  * pHuffmanTableAC, 
                    NppiSize oSizeROI,
                    Npp8u* pTempStorage); 


 NppStatus
 nppiEncodeHuffmanScan_JPEG_8u16s_P3R(Npp16s * apSrc[3], Npp32s aSrcStep[3],
                    Npp32s nRestartInterval, Npp32s nSs, Npp32s nSe, Npp32s nAh, Npp32s nAl,
                    Npp8u  * pDst, Npp32s* nLength,
                    NppiEncodeHuffmanSpec * apHuffmanDCTable[3], 
                    NppiEncodeHuffmanSpec * apHuffmanACTable[3], 
                    NppiSize aSizeROI[3],
                    Npp8u* pTempStorage);

NppStatus
nppiEncodeOptimizeHuffmanScan_JPEG_8u16s_P1R(const Npp16s * pSrc, Npp32s nSrcStep,
                                             Npp32s nRestartInterval, Npp32s nSs, 
                                             Npp32s nSe, Npp32s nAh, Npp32s nAl,
                                             Npp8u * pDst, Npp32s * pLength,
                                             Npp8u * hpCodesDC, Npp8u * hpTableDC,
                                             Npp8u * hpCodesAC, Npp8u * hpTableAC,
                                             NppiEncodeHuffmanSpec * pHuffmanDCTable, 
                                             NppiEncodeHuffmanSpec * pHuffmanACTable, 
                                             NppiSize oSizeROI, Npp8u * pTempStorage);

NppStatus
nppiEncodeOptimizeHuffmanScan_JPEG_8u16s_P3R(Npp16s * apSrc[3], Npp32s aSrcStep[3],
                                             Npp32s nRestartInterval, Npp32s nSs, 
                                             Npp32s nSe, Npp32s nAh, Npp32s nAl,
                                             Npp8u * pDst, Npp32s * pLength,
                                             Npp8u * hpCodesDC[3], Npp8u * hpTableDC[3],
                                             Npp8u * hpCodesAC[3], Npp8u * hpTableAC[3],
                                             NppiEncodeHuffmanSpec * apHuffmanDCTable[3], 
                                             NppiEncodeHuffmanSpec * apHuffmanACTable[3], 
                                             NppiSize oSizeROI[3], Npp8u * pTempStorage);

NppStatus nppiEncodeHuffmanGetSize(NppiSize oSize, int nChannels, size_t * pBufSize);

NppStatus nppiEncodeOptimizeHuffmanGetSize(NppiSize oSize, int nChannels, int * pBufSize);



typedef struct {
    Npp8u nComponents; 
    NppiSize oSizeInBlocks; 
    NppiSize aComponentSubsampling[4]; 
    Npp16s * apComponentBuffer[4]; 
} NppiJpegFrameDescr; 

typedef struct {
    Npp8u nComponents; 
    Npp8u aComponentIdx[4]; 
    Npp8u aComponentDcHtSel[4]; 
    Npp8u aComponentAcHtSel[4]; 
    const Npp8u * apRawDcHtTable[4]; 
    const Npp8u * apRawAcHtTable[4]; 
    Npp8u nSs; 
    Npp8u nSe; 
    Npp8u nAh; 
    Npp8u nAl; 
    Npp32s restartInterval; 
    Npp32s length; 
} NppiJpegScanDescr;

enum NppiJpegDecodeJobKind {
    NPPI_JPEG_DECODE_SIMPLE, 
    // SIMPLE can be split into:
    NPPI_JPEG_DECODE_PRE, 
    NPPI_JPEG_DECODE_CPU, 
    NPPI_JPEG_DECODE_GPU, 

    NPPI_JPEG_DECODE_MEMZERO, 
    NPPI_JPEG_DECODE_FINALIZE 
};

typedef struct {
    NppiJpegFrameDescr * pFrame; 
    NppiJpegScanDescr * pScan; 
    enum NppiJpegDecodeJobKind eKind;
} NppiJpegDecodeJob;

#define NPPI_JPEG_DECODE_N_BUFFERS 3

typedef struct {
    const Npp8u * pCpuScan;
    Npp8u * pGpuScan;
    void * apCpuBuffer[NPPI_JPEG_DECODE_N_BUFFERS];
    void * apGpuBuffer[NPPI_JPEG_DECODE_N_BUFFERS];
} NppiJpegDecodeJobMemory;

NppStatus nppiJpegDecodeJobMemorySize(const NppiJpegDecodeJob * pJob, size_t * aSize);

NppStatus nppiJpegDecodeJob(const NppiJpegDecodeJob * pJob, const NppiJpegDecodeJobMemory * pMemory);

NppStatus nppiJpegDecodeJobCreateMemzero(NppiJpegDecodeJob * pJob);

NppStatus nppiJpegDecodeJobCreateFinalize(NppiJpegDecodeJob * pJob);

size_t nppiJpegDecodeGetScanDeadzoneSize(void);

size_t nppiJpegDecodeGetDCTBufferSize(NppiSize oBlocks);

NppStatus nppiDCTInv4x4_WebP_16s_C1R(const Npp16s * pSrc, int nSrcStep, Npp16s * pDst, int nDstStep, NppiSize oSizeROI);

#ifdef __cplusplus
} /* extern "C" */
#endif

#endif /* NV_NPPI_COMPRESSION_FUNCTIONS_H */