/* Copyright (c) 2006 NVIDIA Corporation.  All rights reserved.
 *
 * NVIDIA Corporation and its licensors retain all intellectual property 
 * and proprietary rights in and to this software, related documentation 
 * and any modifications thereto.  Any use, reproduction, disclosure or 
 * distribution of this software and related documentation without an 
 * express license agreement from NVIDIA Corporation is strictly prohibited.
 */

/** @file GFEPP.h
    GFSDK EPP API
*/

#ifndef __GFEPP_H__
#define __GFEPP_H__

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

/** @addtogroup groupEPP EPPAPI EPP API
*/
/*@{*/

typedef struct _GFEPPBUFFERINFO
{
    NvU32   flag;
    PGFRECT pSrcRect;
    void    *pLine;
    NvU32   alphaValue;
    NvU32   numofSurfs;
    PGFRMSURFACE    *ppSurf;
} GFEPPBUFFERINFO, *PEPPBUFFERINFO;


// Typesafe functions for opening and closing this component
GF_RETTYPE GFEPPOpen(GFRmHandle hRm, GFEPPHandle *phEPP,
                     GF_STATE_TYPE state, GFRmChHandle hCh);
void GFEPPClose(GFEPPHandle *phEPP);

GF_RETTYPE GFEPPSetBuffers(GFEPPHandle EPPHandle, PEPPBUFFERINFO pBuf);
GF_RETTYPE GFEPPRaiseBuffer(GFEPPHandle EPPHandle, NvU32, NvU32* pCmdS, NvU32* pIndex);
GF_RETTYPE GFEPPRaiseFrame(GFEPPHandle EPPHandle, NvU32, NvU32* pCmdS, NvU32* pIndex);


#define EPPBUFFERINFO_FLAG_SRC_VI       0x00000001
        //incoming video from VI
#define EPPBUFFERINFO_FLAG_SRC_SB       0x00000002
        //incoming video from SB
#define EPPBUFFERINFO_FLAG_SRC_GC       0x00000003
        //incoming video from display
#define EPPBUFFERINFO_FLAG_SRC_MASK     0x0000000F

#define EPPBUFFERINFO_FLAG_SRC_VI_YUV444    0x00000010
        //incoming video from VI
#define EPPBUFFERINFO_FLAG_SRC_VI_BAYER     0x00000020
        //incoming video from VI, Raw Bayer data
#define EPPBUFFERINFO_FLAG_SRC_VI_RGB       0x00000030
        //incoming video from VI, Raw RGB data
#define EPPBUFFERINFO_FLAG_SRC_VI_MASK      0x000000F0

#define EPPBUFFERINFO_FLAG_PRE_PROC     0x00000100
        //pre process filter enable
#define EPPBUFFERINFO_FLAG_AVERAGE      0x00000200
        //enable average for 420 planar or 444 to 422 conversion.
#define EPPBUFFERINFO_FLAG_C_SIGN       0x00000400
        //chroma sign
#define EPPBUFFERINFO_FLAG_DMA          0x00000800
        //enable DMA
#define EPPBUFFERINFO_FLAG_DUP          0x00001000
        //duplicate
#define EPPBUFFERINFO_FLAG_H_DIRECTION      0x00002000
#define EPPBUFFERINFO_FLAG_V_DIRECTION      0x00004000 
#define EPPBUFFERINFO_FLAG_XY_SWAP      0x00008000

#define EPPBUFFERINFO_FLAG_SRC_SB_YUV       0x00010000
#define EPPBUFFERINFO_FLAG_SRC_SB_RGB       0x00020000
#define EPPBUFFERINFO_FLAG_SRC_SB_MASK      0x000F0000

        //BE CAREFUL WITH THE STRIDE PROGRAMMING!

/*@}*/

#ifdef __cplusplus
}
#endif

#endif // _GFEPP_H_