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//!
//! \file     ddi_decode_vp9_specific.h
//! \brief    Defines class for DDI media VP9 decode
//!

#ifndef __DDI_DECODE_VP9_SPECIFIC_H__
#define __DDI_DECODE_VP9_SPECIFIC_H__

#include "ddi_decode_base_specific.h"

namespace decode
{

//!
//! \class  DdiDecodeVp9
//! \brief  Ddi decode VP9
//!
class DdiDecodeVp9 : public DdiDecodeBase
{
public:
    //!
    //! \brief Constructor
    //!
    DdiDecodeVp9() : DdiDecodeBase() {m_withDpb = false;};

    //!
    //! \brief Destructor
    //!
    virtual ~DdiDecodeVp9(){};

    // inherited virtual functions
    virtual void DestroyContext(
        VADriverContextP ctx) override;

    virtual VAStatus RenderPicture(
        VADriverContextP ctx,
        VAContextID      context,
        VABufferID       *buffers,
        int32_t          numBuffers) override;

    virtual VAStatus InitDecodeParams(
        VADriverContextP ctx,
        VAContextID      context) override;

    virtual VAStatus SetDecodeParams() override;
    
    virtual MOS_FORMAT GetFormat() override;

    virtual void ContextInit(
        int32_t picWidth,
        int32_t picHeight) override;

    virtual VAStatus CodecHalInit(
        DDI_MEDIA_CONTEXT *mediaCtx,
        void              *ptr) override;

    virtual VAStatus AllocSliceControlBuffer(
        DDI_MEDIA_BUFFER *buf) override;

    virtual uint8_t* GetPicParamBuf(
        DDI_CODEC_COM_BUFFER_MGR *bufMgr) override;

private:
    //!
    //! \brief   ParseSliceParam for VP9
    //! \details parse the sliceParam info required by VP9 decoding for
    //!          each slice
    //!
    //! \param   [in] *mediaCtx
    //!          DDI_MEDIA_CONTEXT
    //! \param   [in] *slcParam
    //!          VASliceParameterBufferVP9
    //!
    //! \return  VA_STATUS_SUCCESS is returned if it is parsed successfully.
    //!          else fail reason
    VAStatus ParseSliceParams(
        DDI_MEDIA_CONTEXT         *mediaCtx,
        VASliceParameterBufferVP9 *slcParam);

    //! \brief   ParsePicParam for VP9
    //! \details parse the PicParam info required by VP9 decoding
    //!
    //! \param   [in] *mediaCtx
    //!          DDI_MEDIA_CONTEXT
    //! \param   [in] *qMatrix
    //!          VAIQMatrixBufferH264
    //!
    //! \return   VAStatus
    //!           VA_STATUS_SUCCESS if success, else fail reason
    //! \return  VA_STATUS_SUCCESS is returned if it is parsed successfully.
    //!          else fail reason
    VAStatus ParsePicParams(
        DDI_MEDIA_CONTEXT              *mediaCtx,
        VADecPictureParameterBufferVP9 *picParam);

    //! \brief   Init Resource buffer for VP9
    //! \details Initialize and allocate the Resource buffer for VP9
    //!
    //! \return  VA_STATUS_SUCCESS is returned if it is parsed successfully.
    //!          else fail reason
    VAStatus InitResourceBuffer();

    //! \brief   Free Resource buffer for VP9
    //!
    void FreeResourceBuffer();

    void FreeResource();

    //! \brief   the flag of slice data. It indicates whether slc data is passed
    bool slcFlag = false;

    MEDIA_CLASS_DEFINE_END(decode__DdiDecodeVp9)
};
} // namespace decode

#endif /* __DDI_DECODE_VP9_SPECIFIC_H__ */