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/*
* Copyright (c) 2015-2017, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
//!
//! \file media_ddi_decode_hevc.h
//! \brief libva(and its extension) decoder implementation
//!
//!
//! \file media_ddi_decode_hevc.h
//! \brief Defines DdiDecodeHEVC class for HEVC decode
//!
#ifndef __MEDIA_DDI_DECODER_HEVC_H__
#define __MEDIA_DDI_DECODER_HEVC_H__
#include <va/va.h>
#include "media_ddi_decode_base.h"
//!
//! \class DdiDecodeHEVC
//! \brief Ddi decode HEVC
//!
class DdiDecodeHEVC : public DdiMediaDecode
{
public:
//!
//! \brief Constructor
//!
DdiDecodeHEVC(DDI_DECODE_CONFIG_ATTR *ddiDecodeAttr) : DdiMediaDecode(ddiDecodeAttr){};
//!
//! \brief Destructor
//!
virtual ~DdiDecodeHEVC(){};
// inherited virtual functions
virtual void DestroyContext(
VADriverContextP ctx) override;
virtual VAStatus RenderPicture(
VADriverContextP ctx,
VAContextID context,
VABufferID *buffers,
int32_t numBuffers) override;
virtual MOS_FORMAT GetFormat() override;
virtual VAStatus SetDecodeParams() 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;
protected:
//!
//! \brief ParaSliceParam for HEVC
//! \details parse the sliceParam info required by HEVC decoding for
//! each slice
//!
//! \param [in] *mediaCtx
//! DDI_MEDIA_CONTEXT
//! \param [in] *slcParam
//! VASliceParameterBufferHEVC
//! \param [in] numSlices
//! uint32_t
//!
//! \return VA_STATUS_SUCCESS is returned if it is parsed successfully.
//! else fail reason
virtual VAStatus ParseSliceParams(
DDI_MEDIA_CONTEXT *mediaCtx,
VASliceParameterBufferHEVC *slcParam,
uint32_t numSlices);
//!
//! \brief ParseIQMatrixParam for HEVC
//! \details parse the QMatrix info required by HEVC decoding
//!
//! \param [in] *mediaCtx
//! DDI_MEDIA_CONTEXT
//! \param [in] *qMatrix
//! VAIQMatrixBufferHEVC
//!
//! \return VA_STATUS_SUCCESS is returned if it is parsed successfully.
//! else fail reason
VAStatus ParseIQMatrix(
DDI_MEDIA_CONTEXT *mediaCtx,
VAIQMatrixBufferHEVC *matrix);
//! \brief ParsePicParam for HEVC
//! \details parse the PicParam info required by HEVC decoding
//!
//! \param [in] *mediaCtx
//! DDI_MEDIA_CONTEXT
//! \param [in] *qMatrix
//! VAIQMatrixBufferH264
//!
//! \return VA_STATUS_SUCCESS is returned if it is parsed successfully.
//! else fail reason
virtual VAStatus ParsePicParams(
DDI_MEDIA_CONTEXT *mediaCtx,
VAPictureParameterBufferHEVC *picParam);
//! \brief Alloc SliceParam content for HEVC
//! \details Alloc/resize SlicePram content for HEVC decoding
//!
//! \param [in] numSlices
//! uint32_t the required number of slices
//!
//! \return VA_STATUS_SUCCESS is returned if it is parsed successfully.
//! else fail reason
virtual VAStatus AllocSliceParamContext(
uint32_t numSlices);
//! \brief Init Resource buffer for HEVC
//! \details Initialize and allocate the Resource buffer for HEVC
//!
//! \return VA_STATUS_SUCCESS is returned if it is parsed successfully.
//! else fail reason
virtual VAStatus InitResourceBuffer();
//! \brief Free Resource buffer for HEVC
//!
virtual void FreeResourceBuffer();
//!
//! \brief Setup Codec Picture for Hevc
//!
//! \param [in] mediaCtx
//! Pointer to DDI_MEDIA_CONTEXT
//! \param [in] rtTbl
//! Pointer to DDI_CODEC_RENDER_TARGET_TABLE
//! \param [in] vaPic
//! HEVC VAPicture structure
//! \param [in] fieldPicFlag
//! Field picture flag
//! \param [in] bottomFieldFlag
//! Bottom field flag
//! \param [in] picReference
//! Reference picture flag
//! \param [out] codecHalPic
//! Pointer to CODEC_PICTURE
//!
//! \return void
//!
void SetupCodecPicture(
DDI_MEDIA_CONTEXT *mediaCtx,
DDI_CODEC_RENDER_TARGET_TABLE *rtTbl,
CODEC_PICTURE *codecHalPic,
VAPictureHEVC vaPic,
bool fieldPicFlag,
bool bottomFieldFlag,
bool picReference);
};
#endif /* _MEDIA_DDI_DECODE_HEVC_H */
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