/*! * \copy *     Copyright (c)  2009-2013, 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. * * * \file    fmo.h * * \brief   Flexible Macroblock Ordering implementation * * \date    2/4/2009 Created * ************************************************************************************* */#ifndef WELS_FLEXIBLE_MACROBLOCK_ORDERING_H__#define WELS_FLEXIBLE_MACROBLOCK_ORDERING_H__ #include "typedefs.h"#include "wels_const.h"#include "parameter_sets.h"#include "memory_align.h" #ifndef MB_XY_T#define MB_XY_T int32_t#endif//MB_XY_T /*! * \brief   Wels Flexible Macroblock Ordering (FMO) */typedef struct TagFmo {  uint8_t*        pMbAllocMap;  int32_t         iCountMbNum;  int32_t         iSliceGroupCount;  int32_t         iSliceGroupType;  bool            bActiveFlag;  uint8_t         uiReserved[3];          // reserved padding bytes} SFmo, *PFmo;  /*! * \brief   Initialize Wels Flexible Macroblock Ordering (FMO) * * \param   pFmo        Wels fmo to be initialized * \param   pPps        PPps * \param   kiMbWidth   mb width * \param   kiMbHeight  mb height * * \return  0 - successful; none 0 - failed; */int32_t InitFmo (PFmo pFmo, PPps pPps, const int32_t kiMbWidth, const int32_t kiMbHeight, CMemoryAlign* pMa); /*! * \brief   Uninitialize Wels Flexible Macroblock Ordering (FMO) list * * \param   pFmo        Wels base fmo ptr to be uninitialized * \param   kiCnt       count number of PPS per list * \param   kiAvail     count available number of PPS in list * * \return  NONE */void UninitFmoList (PFmo pFmo, const int32_t kiCnt, const int32_t kiAvail, CMemoryAlign* pMa); /*! * \brief   update/insert FMO parameter unit * * \param   pFmo    FMO context * \param   pSps    PSps * \param   pPps    PPps * \param   pActiveFmoNum   int32_t* [in/out] * * \return  true - update/insert successfully; false - failed; */int32_t FmoParamUpdate (PFmo pFmo, PSps pSps, PPps pPps, int32_t* pActiveFmoNum, CMemoryAlign* pMa); /*! * \brief   Get successive mb to be processed with given current mb_xy * * \param   pFmo            Wels fmo context * \param   iMbXy           current mb_xy * * \return  iNextMb - successful; -1 - failed; */MB_XY_T FmoNextMb (PFmo pFmo, const MB_XY_T kiMbXy); #endif//WELS_FLEXIBLE_MACROBLOCK_ORDERING_H__