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File Name: mfxav1.h

*******************************************************************************/
#if !defined(__MFXAV1_H__)
#define __MFXAV1_H__

#include "mfxdefs.h"
#include "mfxstructures.h"

#if defined(__cplusplus)
extern "C" {
#endif

/* Extended Buffer Ids */
enum {
    MFX_EXTBUFF_AV1_AUXDATA                     = MFX_MAKEFOURCC('1', 'A', 'U', 'X'),
};

MFX_PACK_BEGIN_USUAL_STRUCT()
typedef struct {
    mfxExtBuffer Header;

    mfxU16  StillPictureMode;         /* tri-state option */
    mfxU16  UseAnnexB;                /* tri-state option */
    mfxU16  PackOBUFrame;             /* tri-state option */
    mfxU16  InsertTemporalDelimiter;  /* tri-state option */

    mfxU16  EnableCdef;               /* tri-state option */
    mfxU16  EnableRestoration;        /* tri-state option */

    mfxU16  EnableLoopFilter;         /* tri-state option */
    mfxU8   LoopFilterSharpness;      /* 0..8, 0 = default, map to bitstream: [1..8] => [0..7] */

    mfxU16  EnableSuperres;           /* tri-state option */
    mfxU8   SuperresScaleDenominator; /* 9..16, 0 = default */

    mfxU8   SegmentationMode;         /* see enum AV1SegmentMode*/
    mfxU8   InterpFilter;             /* see enum AV1InterpolationMode */

    mfxU16  DisableCdfUpdate;         /* tri-state option */
    mfxU16  DisableFrameEndUpdateCdf; /* tri-state option */

    mfxU16  UniformTileSpacing;       /* tri-state option */
    mfxU8   ContextUpdateTileIdPlus1; /* Minus 1 specifies context_update_tile_id */

    mfxU16  SwitchInterval;           /* interval, 0 - disabled */

    mfxU16  NumTilesPerTileGroup[256];
    mfxU16  TileWidthInSB[128];
    mfxU16  TileHeightInSB[128];

    struct {
        mfxU8  CdefDampingMinus3;   /* 0..3 */
        mfxU8  CdefBits;            /* 0..3 */
        mfxU8  CdefYStrengths[8];   /* 0..63 */
        mfxU8  CdefUVStrengths[8];  /* 0..63 */
        mfxU8  reserved[14];
    } Cdef;

    struct {
        mfxU8  LFLevelYVert;        /* 0..63 */
        mfxU8  LFLevelYHorz;        /* 0..63 */
        mfxU8  LFLevelU;            /* 0..63 */
        mfxU8  LFLevelV;            /* 0..63 */
        mfxU8  ModeRefDeltaEnabled; /* 0, 1 */
        mfxU8  ModeRefDeltaUpdate;  /* 0, 1 */
        mfxI8  RefDeltas[8];        /* -63..63 */
        mfxI8  ModeDeltas[2];       /* -63..63 */
        mfxU8  reserved[16];
    } LoopFilter;

    struct {
        mfxI8  YDcDeltaQ;           /* -63..63 */
        mfxI8  UDcDeltaQ;           /* -63..63 */
        mfxI8  VDcDeltaQ;           /* -63..63 */
        mfxI8  UAcDeltaQ;           /* -63..63 */
        mfxI8  VAcDeltaQ;           /* -63..63 */
        mfxU8  MinBaseQIndex;
        mfxU8  MaxBaseQIndex;
        mfxU8  reserved[25];
    } QP;

    mfxU16 ErrorResilientMode;          /* tri-state option */
    mfxU16 EnableOrderHint;             /* tri-state option */
    mfxU8  OrderHintBits;               /* 0..8, 0 = default */
    mfxU16 DisplayFormatSwizzle;        /* tri-state option */
    mfxU16 Palette;                     /* tri-state option */
    mfxU16 IBC;                         /* tri-state option */
    mfxU16 SegmentTemporalUpdate;       /* tri-state option */

    mfxU8  reserved[34];
} mfxExtAV1AuxData;
MFX_PACK_END()

/* AV1InterpolationMode */
enum {
    MFX_AV1_INTERP_DEFAULT         = 0,
    MFX_AV1_INTERP_EIGHTTAP        = 1,
    MFX_AV1_INTERP_EIGHTTAP_SMOOTH = 2,
    MFX_AV1_INTERP_EIGHTTAP_SHARP  = 3,
    MFX_AV1_INTERP_BILINEAR        = 4,
    MFX_AV1_INTERP_SWITCHABLE      = 5
};

#if defined(__cplusplus)
} // extern "C"
#endif

#endif //!defined(__MFXAV1_H__)
