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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_vc1.h
//! \brief libva(and its extension) decoder implementation
//!
#ifndef __MEDIA_DDI_DECODER_VC1_H__
#define __MEDIA_DDI_DECODER_VC1_H__
#include <va/va.h>
#include "media_ddi_decode_base.h"
struct _DDI_MEDIA_BUFFER;
//!
//! \class DdiDecodeVC1
//! \brief Ddi decode VC1
//!
class DdiDecodeVC1 : public DdiMediaDecode
{
public:
//!
//! \brief Constructor
//!
DdiDecodeVC1(DDI_DECODE_CONFIG_ATTR *ddiDecodeAttr) : DdiMediaDecode(ddiDecodeAttr){};
//!
//! \brief Destructor
//!
virtual ~DdiDecodeVC1(){};
// inherited virtual functions
virtual VAStatus BeginPicture(
VADriverContextP ctx,
VAContextID context,
VASurfaceID renderTarget) override;
virtual void DestroyContext(
VADriverContextP ctx) override;
virtual VAStatus RenderPicture(
VADriverContextP ctx,
VAContextID context,
VABufferID *buffers,
int32_t num_buffers) 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;
private:
//!
//! \brief ParaSliceParam for VC1
//! \details parse the sliceParam info required by VC1 decoding for
//! each slice
//!
//! \param [in] *mediaCtx
//! DDI_MEDIA_CONTEXT
//! \param [in] *slcParam
//! VASliceParameterBufferVC1
//! \param [in] numSlices
//! uint32_t
//!
//! \return VA_STATUS_SUCCESS is returned if it is parsed successfully.
//! else fail reason
VAStatus ParseSliceParams(
DDI_MEDIA_CONTEXT *mediaCtx,
VASliceParameterBufferVC1 *slcParam,
uint32_t numSlices);
//! \brief ParsePicParam for VC1
//! \details parse the PicParam info required by VC1 decoding
//!
//! \param [in] *mediaCtx
//! DDI_MEDIA_CONTEXT
//! \param [in] *picParam
//! VAPictureParameterBufferVC1
//!
//! \return VA_STATUS_SUCCESS is returned if it is parsed successfully.
//! else fail reason
VAStatus ParsePicParams(
DDI_MEDIA_CONTEXT *mediaCtx,
VAPictureParameterBufferVC1 *picParam);
//! \brief Alloc SliceParam content for VC1
//! \details Alloc/resize SlicePram content for VC1 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
VAStatus AllocSliceParamContext(
uint32_t numSlices);
//! \brief Init Resource buffer for VC1
//! \details Initialize and allocate the Resource buffer for VC1
//!
//! \return VA_STATUS_SUCCESS is returned if it is parsed successfully.
//! else fail reason
VAStatus InitResourceBuffer(DDI_MEDIA_CONTEXT *mediaCtx);
//! \brief Free Resource buffer for VC1
//!
void FreeResourceBuffer();
//! \brief Calculate the Quant Param from PicParam for VC1
//! \details calculate and analyze the Quant Param from PicParam.
//! The Quant config/EdgeMask are calculated.
//!
//! \param [in] *picParam
//! VAPictureParameterBufferVC1
//!
//! \param [in] *altPquantConfig
//! uint32_t
//!
//! \param [in] *altPquantEdgeMask
//! uint32_t
void CalculateQuantParams(
VAPictureParameterBufferVC1 *picParam,
uint32_t *altPquantConfig,
uint32_t *altPquantEdgeMask);
//! \brief Allocate the required BitPlane buffer
VAStatus AllocBitPlaneBuffer();
//! \brief Parse BitPlane parameter for VC1
//! \details Parse and Config the BitPlane buffer from the Input
//!
//! \param [in] *bitPlaneBuffObject
//! struct _DDI_MEDIA_BUFFER
//! This is the destinatin buffer of Bitplane
//!
//! \param [in] *buf
//! uint32_t
//!
void ParseBitPlane(
struct _DDI_MEDIA_BUFFER *bitPlaneBuffObject,
uint8_t *buf);
//! \brief the flag of OLPNeeded
bool m_olpNeeded = false;
//! \brief the Deblock Pic Idx for VC1
uint32_t m_deblockPicIdx = 0xffffffff;
//! \brief the current Pic Idx for VC1
uint32_t m_currPicIdx = 0xffffffff;
MOS_SURFACE m_deblockSurface;
};
#endif /* _MEDIA_DDI_DECODER_VC1_H */
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