/*! * \copy *     Copyright (c)  2013, Cisco Systems *     All rights reserved. * *     Redistribution and use in source and binary forms, with or without *     modification, are permitted provided that the following conditions *     are met: * *        * Redistributions of source code must retain the above copyright *          notice, this list of conditions and the following disclaimer. * *        * Redistributions in binary form must reproduce the above copyright *          notice, this list of conditions and the following disclaimer in *          the documentation and/or other materials provided with the *          distribution. * *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT *     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS *     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE *     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, *     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER *     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT *     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN *     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE *     POSSIBILITY OF SUCH DAMAGE. * */ //wels_slice.h#ifndef WELS_SLICE_H__#define WELS_SLICE_H__ #include "typedefs.h"#include "wels_const.h"#include "wels_common_basis.h"#include "mb_cache.h"#include "picture.h"#include "parameter_sets.h"#include "svc_enc_slice_segment.h"#include "set_mb_syn_cabac.h"#include "nal_encap.h" namespace WelsEnc { /*******************************sub struct of slice header****************************/  /* *  Reference picture list reordering syntax, refer to page 64 in JVT X201wcm */typedef struct TagRefPicListReorderSyntax {struct {  uint32_t      uiAbsDiffPicNumMinus1; //uiAbsDiffPicNumMinus1 SHOULD be in the range of [4, (1<<pSps->uiLog2MaxFrameNum)-1], {p104, JVT-X201wcm1}  //but int8_t can't cover the range, SHOULD modify it.  uint16_t      iLongTermPicNum;  uint16_t      uiReorderingOfPicNumsIdc; //in order to pack 2-uint16_t into 1-(u)int32_t, so modify the type into uint16_t.} SReorderingSyntax[MAX_REFERENCE_REORDER_COUNT_NUM];   // MAX_REF_PIC_COUNT} SRefPicListReorderSyntax;  /* Decoded reference picture marking syntax, refer to Page 66 in JVT X201wcm */typedef struct TagRefPicMarking {struct {  int32_t       iMmcoType;  int32_t       iShortFrameNum;  int32_t       iDiffOfPicNum;  int32_t       iLongTermPicNum;  int32_t       iLongTermFrameIdx;  int32_t       iMaxLongTermFrameIdx;} SMmcoRef[MAX_REFERENCE_MMCO_COUNT_NUM];       // MAX_MMCO_COUNT // int32_t         mmco_index;uint8_t         uiMmcoCount;bool            bNoOutputOfPriorPicsFlag;bool            bLongTermRefFlag;bool            bAdaptiveRefPicMarkingModeFlag;} SRefPicMarking; // slice level rc statistic infotypedef struct TagRCSlicing {  int32_t   iComplexityIndexSlice;  int32_t   iCalculatedQpSlice;  int32_t   iStartMbSlice;  int32_t   iEndMbSlice;  int32_t   iTotalQpSlice;  int32_t   iTotalMbSlice;  int32_t   iTargetBitsSlice;  int32_t   iBsPosSlice;  int32_t   iFrameBitsSlice;  int32_t   iGomBitsSlice;  int32_t   iGomTargetBits;  //int32_t   gom_coded_mb;} SRCSlicing; /* Header of slice syntax elements, refer to Page 63 in JVT X201wcm */typedef struct TagSliceHeader {/*****************************slice header syntax and generated****************************/int32_t         iFirstMbInSlice;// uint32_t        pic_parameter_set_id;int32_t         iFrameNum;int32_t         iPicOrderCntLsb; // int32_t         delta_pic_order_cnt_bottom;// int32_t         delta_pic_order_cnt[2];// int32_t         redundant_pic_cnt; EWelsSliceType  eSliceType;uint8_t         uiNumRefIdxL0Active;                    ////int32_t         num_ref_idx_l1_active_minus1    //B frame is not supporteduint8_t         uiRefCount;//Ref_Pic         *ref_pic;uint8_t         uiRefIndex;     // exact reference picture index for slice int8_t          iSliceQpDelta;// int32_t         slice_qp;// int32_t         slice_qs_delta;         // For SP/SI slicesuint8_t         uiDisableDeblockingFilterIdc;int8_t          iSliceAlphaC0Offset;int8_t          iSliceBetaOffset;#if !defined(DISABLE_FMO_FEATURE)int32_t         iSliceGroupChangeCycle;#endif//!DISABLE_FMO_FEATURE SWelsSPS*       pSps;SWelsPPS*       pPps;int32_t         iSpsId;int32_t         iPpsId; uint16_t        uiIdrPicId;// uint8_t         color_plane_id;//from? bool            bNumRefIdxActiveOverrideFlag;// bool            field_pic_flag;         //not supported in base profile// bool            bottom_field_flag;              //not supported in base profileuint8_t         uiPadding1Bytes; SRefPicMarking  sRefMarking;    // Decoded reference picture marking syntaxs SRefPicListReorderSyntax        sRefReordering; // Reference picture list reordering syntaxs} SSliceHeader, *PSliceHeader;  /* SSlice header in scalable extension syntax, refer to Page 394 in JVT X201wcm */typedef struct TagSliceHeaderExt {SSliceHeader    sSliceHeader; SSubsetSps*     pSubsetSps; uint32_t        uiNumMbsInSlice; bool            bStoreRefBasePicFlag;bool            bConstrainedIntraResamplingFlag;bool            bSliceSkipFlag; bool            bAdaptiveBaseModeFlag;bool            bDefaultBaseModeFlag;bool            bAdaptiveMotionPredFlag;bool            bDefaultMotionPredFlag; bool            bAdaptiveResidualPredFlag;bool            bDefaultResidualPredFlag;bool            bTcoeffLevelPredFlag;uint8_t         uiDisableInterLayerDeblockingFilterIdc; } SSliceHeaderExt, *PSliceHeaderExt;  typedef struct TagSlice {// mainly for multiple threads imp.SMbCache        sMbCacheInfo;   // MBCache is introduced within slice dependencySBitStringAux*  pSliceBsa;SWelsSliceBs    sSliceBs; /*******************************sSliceHeader****************************/SSliceHeaderExt sSliceHeaderExt; SMVUnitXY       sMvStartMin;SMVUnitXY       sMvStartMax;SMVUnitXY       sMvc[5];uint8_t         uiMvcNum;uint8_t         sScaleShift; int32_t         iSliceIdx;uint32_t        uiBufferIdx;bool            bSliceHeaderExtFlag; // Indicate which slice header is used, avc or ext?uint8_t         uiLastMbQp;             // stored qp for last mb coded, maybe more efficient for mb skip detection etc. bool            bDynamicSlicingSliceSizeCtrlFlag;uint8_t         uiAssumeLog2BytePerMb; uint32_t        uiSliceFMECostDown;//TODO: for FME switch under MT, to opt after ME final? uint8_t         uiReservedFillByte;     // reserved to meet 4 bytes alignment SCabacCtx       sCabacCtx;int32_t         iCabacInitIdc;int32_t         iMbSkipRun; int32_t         iCountMbNumInSlice;uint32_t        uiSliceConsumeTime;int32_t         iSliceComplexRatio; SRCSlicing      sSlicingOverRc;   //slice level rc statistic info} SSlice, *PSlice; }#endif//WELS_SLICE_H__