ref: 61926f208ce44fe8fa657006af894e77664bc909
dir: /codec/decoder/core/inc/fmo.h/
/*! * \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" namespace WelsDec { #ifndef MB_XY_T #define MB_XY_T int16_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); /*! * \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); /*! * \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; */ bool FmoParamUpdate (PFmo pFmo, PSps pSps, PPps pPps, int32_t* pActiveFmoNum); /*! * \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); } // namespace WelsDec #endif//WELS_FLEXIBLE_MACROBLOCK_ORDERING_H__