114 lines
3.4 KiB
C++
114 lines
3.4 KiB
C++
/*!
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* \copy
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* Copyright (c) 2009-2013, Cisco Systems
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*
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* \file fmo.h
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*
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* \brief Flexible Macroblock Ordering implementation
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*
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* \date 2/4/2009 Created
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*
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*************************************************************************************
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*/
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#ifndef WELS_FLEXIBLE_MACROBLOCK_ORDERING_H__
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#define WELS_FLEXIBLE_MACROBLOCK_ORDERING_H__
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#include "typedefs.h"
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#include "wels_const.h"
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#include "parameter_sets.h"
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namespace WelsDec {
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#ifndef MB_XY_T
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#define MB_XY_T int16_t
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#endif//MB_XY_T
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/*!
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* \brief Wels Flexible Macroblock Ordering (FMO)
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*/
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typedef struct TagFmo {
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uint8_t* pMbAllocMap;
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int32_t iCountMbNum;
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int32_t iSliceGroupCount;
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int32_t iSliceGroupType;
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bool bActiveFlag;
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uint8_t uiReserved[3]; // reserved padding bytes
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} SFmo, *PFmo;
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/*!
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* \brief Initialize Wels Flexible Macroblock Ordering (FMO)
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*
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* \param pFmo Wels fmo to be initialized
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* \param pPps PPps
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* \param kiMbWidth mb width
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* \param kiMbHeight mb height
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*
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* \return 0 - successful; none 0 - failed;
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*/
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int32_t InitFmo (PFmo pFmo, PPps pPps, const int32_t kiMbWidth, const int32_t kiMbHeight);
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/*!
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* \brief Uninitialize Wels Flexible Macroblock Ordering (FMO) list
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*
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* \param pFmo Wels base fmo ptr to be uninitialized
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* \param kiCnt count number of PPS per list
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* \param kiAvail count available number of PPS in list
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*
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* \return NONE
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*/
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void UninitFmoList (PFmo pFmo, const int32_t kiCnt, const int32_t kiAvail);
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/*!
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* \brief update/insert FMO parameter unit
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*
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* \param pFmo FMO context
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* \param pSps PSps
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* \param pPps PPps
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* \param pActiveFmoNum int32_t* [in/out]
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*
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* \return true - update/insert successfully; false - failed;
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*/
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bool FmoParamUpdate (PFmo pFmo, PSps pSps, PPps pPps, int32_t* pActiveFmoNum);
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/*!
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* \brief Get successive mb to be processed with given current mb_xy
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*
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* \param pFmo Wels fmo context
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* \param iMbXy current mb_xy
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*
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* \return iNextMb - successful; -1 - failed;
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*/
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MB_XY_T FmoNextMb (PFmo pFmo, const MB_XY_T kiMbXy);
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} // namespace WelsDec
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#endif//WELS_FLEXIBLE_MACROBLOCK_ORDERING_H__
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