/*! * \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 "picture.h"#include "parameter_sets.h" /* *  Reference picture list reordering syntax, refer to page 64 in JVT X201wcm */typedef struct TagRefPicListReorderSyntax {  struct {    uint32_t    uiAbsDiffPicNumMinus1;    uint16_t    uiLongTermPicNum;    uint16_t    uiReorderingOfPicNumsIdc;  } sReorderingSyn[LIST_A][MAX_REF_PIC_COUNT];  bool          bRefPicListReorderingFlag[LIST_A];} SRefPicListReorderSyn, *PRefPicListReorderSyn; /* *  Prediction weight table syntax, refer to page 65 in JVT X201wcm */typedef struct TagPredWeightTabSyntax {  uint32_t  uiLumaLog2WeightDenom;  uint32_t  uiChromaLog2WeightDenom;  struct {    int32_t iLumaWeight[MAX_REF_PIC_COUNT];    int32_t iLumaOffset[MAX_REF_PIC_COUNT];    int32_t iChromaWeight[MAX_REF_PIC_COUNT][2];    int32_t iChromaOffset[MAX_REF_PIC_COUNT][2];    bool    bLumaWeightFlag;    bool    bChromaWeightFlag;  } sPredList[LIST_A];  int32_t   iImplicitWeight[MAX_REF_PIC_COUNT][MAX_REF_PIC_COUNT];} SPredWeightTabSyn, *PPredWeightTabSyn; /* Decoded reference picture marking syntax, refer to Page 66 in JVT X201wcm */typedef struct TagRefPicMarking {  struct {    uint32_t    uiMmcoType;    int32_t     iShortFrameNum;    int32_t     iDiffOfPicNum;    uint32_t    uiLongTermPicNum;    int32_t     iLongTermFrameIdx;    int32_t     iMaxLongTermFrameIdx;  } sMmcoRef[MAX_MMCO_COUNT];   bool          bNoOutputOfPriorPicsFlag;  bool          bLongTermRefFlag;  bool          bAdaptiveRefPicMarkingModeFlag;} SRefPicMarking, *PRefPicMarking; /* Decode reference base picture marking syntax in Page 396 of JVT X201wcm */typedef struct TagRefBasePicMarkingSyn {  struct {    uint32_t      uiMmcoType;    int32_t       iShortFrameNum;    uint32_t      uiDiffOfPicNums;    uint32_t      uiLongTermPicNum; //should uint32_t, cover larger range of iFrameNum.  } mmco_base[MAX_MMCO_COUNT];    // MAX_REF_PIC for reference picture based on frame   bool            bAdaptiveRefBasePicMarkingModeFlag;} SRefBasePicMarking, *PRefBasePicMarking; /* Header of slice syntax elements, refer to Page 63 in JVT X201wcm */typedef struct TagSliceHeaders {  /*****************************slice header syntax and generated****************************/  int32_t         iFirstMbInSlice;  int32_t         iFrameNum;  int32_t         iPicOrderCntLsb;  int32_t         iDeltaPicOrderCntBottom;  int32_t         iDeltaPicOrderCnt[2];  int32_t         iRedundantPicCnt;  int32_t         iDirectSpatialMvPredFlag; //!< Direct Mode type to be used (0: Temporal, 1: Spatial)  int32_t         uiRefCount[LIST_A];  int32_t         iSliceQpDelta;  //no use for iSliceQp is used directly  int32_t         iSliceQp;  int32_t         iSliceQsDelta;  // For SP/SI slices  uint32_t        uiDisableDeblockingFilterIdc;  int32_t         iSliceAlphaC0Offset;  int32_t         iSliceBetaOffset;  int32_t         iSliceGroupChangeCycle;   PSps            pSps;  PPps            pPps;  int32_t         iSpsId;  int32_t         iPpsId;  bool            bIdrFlag;   /*********************got from other layer for efficency if possible*********************/  SRefPicListReorderSyn   pRefPicListReordering;  // Reference picture list reordering syntaxs  SPredWeightTabSyn       sPredWeightTable;  int32_t                 iCabacInitIdc;  int32_t                 iMbWidth;       //from?  int32_t                 iMbHeight; //from?  SRefPicMarking          sRefMarking;    // Decoded reference picture marking syntaxs   uint16_t    uiIdrPicId;  EWelsSliceType  eSliceType;  bool            bNumRefIdxActiveOverrideFlag;  bool            bFieldPicFlag;          //not supported in base profile  bool            bBottomFiledFlag;               //not supported in base profile  uint8_t         uiPadding1Byte;  bool            bSpForSwitchFlag;                       // For SP/SI slices  int16_t         iPadding2Bytes;} SSliceHeader, *PSliceHeader;  /* Slice header in scalable extension syntax, refer to Page 394 in JVT X201wcm */typedef struct TagSliceHeaderExt {  SSliceHeader    sSliceHeader;  PSubsetSps      pSubsetSps;   uint32_t        uiDisableInterLayerDeblockingFilterIdc;  int32_t         iInterLayerSliceAlphaC0Offset;  int32_t         iInterLayerSliceBetaOffset; //SPosOffset sScaledRefLayer;  int32_t         iScaledRefLayerPicWidthInSampleLuma;  int32_t         iScaledRefLayerPicHeightInSampleLuma;   SRefBasePicMarking sRefBasePicMarking;  bool            bBasePredWeightTableFlag;  bool            bStoreRefBasePicFlag;  bool            bConstrainedIntraResamplingFlag;  bool            bSliceSkipFlag;   bool            bAdaptiveBaseModeFlag;  bool            bDefaultBaseModeFlag;  bool            bAdaptiveMotionPredFlag;  bool            bDefaultMotionPredFlag;  bool            bAdaptiveResidualPredFlag;  bool            bDefaultResidualPredFlag;  bool            bTCoeffLevelPredFlag;  uint8_t         uiRefLayerChromaPhaseXPlus1Flag;   uint8_t         uiRefLayerChromaPhaseYPlus1;  uint8_t         uiRefLayerDqId;  uint8_t         uiScanIdxStart;  uint8_t         uiScanIdxEnd;} SSliceHeaderExt, *PSliceHeaderExt;  typedef struct TagSlice {  /*******************************slice_header****************************/  SSliceHeaderExt sSliceHeaderExt;   /*******************************use for future****************************/// for Macroblock coding within slice  int32_t         iLastMbQp;              // stored qp for last mb coded, maybe more efficient for mb skip detection etc.   /*******************************slice_data****************************/  /*slice_data_ext()*/  int32_t         iMbSkipRun;  int32_t         iTotalMbInCurSlice; //record the total number of MB in current slice.   /*slice_data_ext() generate*/   /*******************************misc use****************************/  bool            bSliceHeaderExtFlag; // Indicate which slice header is used, avc or ext?  /*************got from other layer for effiency if possible***************/  /*from lower layer: slice header*/  uint8_t         eSliceType;  uint8_t         uiPadding[2];  int32_t         iLastDeltaQp;  int16_t         iMvScale[LIST_A][MAX_DPB_COUNT]; //Moton vector scale For Temporal Direct Mode Type} SSlice, *PSlice; #endif//WELS_SLICE_H__