| /* |
| * Copyright (c) 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_avc.h |
| //! \brief Defines DdiDecodeAvc class for Avc decode |
| //! |
| |
| #ifndef __MEDIA_DDI_DECODER_AVC_H__ |
| #define __MEDIA_DDI_DECODER_AVC_H__ |
| |
| #include <va/va.h> |
| #include "media_ddi_decode_base.h" |
| |
| //! |
| //! \class DdiDecodeAVC |
| //! \brief Ddi decode AVC |
| //! |
| class DdiDecodeAVC : public DdiMediaDecode |
| { |
| public: |
| //! |
| //! \brief Constructor |
| //! |
| DdiDecodeAVC(DDI_DECODE_CONFIG_ATTR *ddiDecodeAttr) : DdiMediaDecode(ddiDecodeAttr){}; |
| |
| //! |
| //! \brief Destructor |
| //! |
| virtual ~DdiDecodeAVC(){}; |
| |
| // inherited virtual function |
| virtual void DestroyContext( |
| VADriverContextP ctx) override; |
| |
| virtual VAStatus RenderPicture( |
| VADriverContextP ctx, |
| VAContextID context, |
| VABufferID *buffers, |
| int32_t numBuffers) 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 Avc |
| //! \details parse the sliceParam info required by Avc decoding for |
| //! each slice |
| //! |
| //! \param [in] *mediaCtx |
| //! DDI_MEDIA_CONTEXT |
| //! \param [in] *slcParam |
| //! VASliceParameterBufferH264 |
| //! \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, |
| VASliceParameterBufferH264 *slcParam, |
| uint32_t numSlices); |
| |
| //! |
| //! \brief ParaQMatrixParam for Avc |
| //! \details parse the IQMatrix info required by Avc decoding |
| //! |
| //! \param [in] *mediaCtx |
| //! DDI_MEDIA_CONTEXT |
| //! \param [in] *matrix |
| //! VAIQMatrixBufferH264 |
| //! |
| //! \param [in] numSlices |
| //! int32_t |
| //! |
| //! \return VA_STATUS_SUCCESS is returned if it is parsed successfully. |
| //! else fail reason |
| VAStatus ParseIQMatrix( |
| DDI_MEDIA_CONTEXT *mediaCtx, |
| VAIQMatrixBufferH264 *matrix); |
| |
| //! \brief ParsePicParam for Avc |
| //! \details parse the PicParam info required by Avc decoding |
| //! |
| //! \param [in] *mediaCtx |
| //! DDI_MEDIA_CONTEXT |
| //! \param [in] picParam |
| //! VAPictureParameterBufferH264 |
| //! |
| //! \param [in] numSlices |
| //! int32_t |
| //! \return VA_STATUS_SUCCESS is returned if it is parsed successfully. |
| //! else fail reason |
| VAStatus ParsePicParams( |
| DDI_MEDIA_CONTEXT *mediaCtx, |
| VAPictureParameterBufferH264 *picParam); |
| |
| //! \brief Alloc SliceParam content for Avc |
| //! \details Alloc/resize SlicePram content for AVC 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 AVC |
| //! \details Initialize and allocate the resource buffer for AVC |
| //! |
| //! \return VA_STATUS_SUCCESS is returned if it is parsed successfully. |
| //! else fail reason |
| VAStatus InitResourceBuffer(); |
| |
| //! \brief Free Resource buffer for AVC |
| //! |
| void FreeResourceBuffer(); |
| |
| //! |
| //! \brief Get Slice Reference Index |
| //! \details To change the value of sliceParams->RefPicList[][].FrameIdx |
| //! from the frame itself to the index in picParams->RefFrameList |
| //! |
| //! \param [in] picReference |
| //! Pointer to CODEC_PICTURE |
| //! \param [in] slcReference |
| //! Pointer to CODEC_PICTURE |
| //! |
| //! \return void |
| //! |
| void GetSlcRefIdx(CODEC_PICTURE *picReference, CODEC_PICTURE *slcReference); |
| |
| //! |
| //! \brief Setup Codec Picture for AVC |
| //! |
| //! \param [in] mediaCtx |
| //! Pointer to DDI_MEDIA_CONTEXT |
| //! \param [in] rtTbl |
| //! Pointer to DDI_CODEC_RENDER_TARGET_TABLE |
| //! \param [in] vaPic |
| //! H264 VAPicture structure |
| //! \param [in] fieldPicFlag |
| //! Field picture flag |
| //! \param [in] picReference |
| //! Reference picture flag |
| //! \param [in] sliceReference |
| //! Reference slice 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, |
| VAPictureH264 vaPic, |
| bool fieldPicFlag, |
| bool picReference, |
| bool sliceReference); |
| }; |
| |
| #endif /* _MEDIA_DDI_DECODE_AVC_H */ |
