ref: 4ba1716e411818a04263cbcd99e679aee873a207
dir: /codec/decoder/core/inc/deblocking.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 deblocking.h
*
* \brief Interfaces introduced in frame deblocking filtering
*
* \date 05/14/2009 Created
*
*************************************************************************************
*/
#ifndef WELS_DEBLOCKING_H__
#define WELS_DEBLOCKING_H__
#include "decoder_context.h"
#include "deblocking_common.h"
namespace WelsDec {
/*!
* \brief deblocking module initialize
*
* \param pf
* cpu
*
* \return NONE
*/
void DeblockingInit (PDeblockingFunc pDeblockingFunc, int32_t iCpu);
/*!
* \brief deblocking filtering target slice
*
* \param dec Wels decoder context
*
* \return NONE
*/
void WelsDeblockingFilterSlice (PWelsDecoderContext pCtx, PDeblockingFilterMbFunc pDeblockMb);
/*!
* \brief AVC slice init deblocking filtering target layer
*
* \in and out param SDeblockingFilter
* \in and out param iFilterIdc
*
* \return NONE
*/
void WelsDeblockingInitFilter (PWelsDecoderContext pCtx, SDeblockingFilter& pFilter, int32_t& iFilterIdc);
/*!
* \brief AVC MB deblocking filtering target layer
*
* \param DqLayer which has the current location of MB to be deblocked.
*
* \return NONE
*/
void WelsDeblockingFilterMB (PDqLayer pCurDqLayer, SDeblockingFilter& pFilter, int32_t& iFilterIdc,
PDeblockingFilterMbFunc pDeblockMb);
/*!
* \brief pixel deblocking filtering
*
* \param filter deblocking filter
* \param pix pixel value
* \param stride frame stride
* \param bs boundary strength
*
* \return NONE
*/
uint32_t DeblockingBsMarginalMBAvcbase (PDeblockingFilter pFilter, PDqLayer pCurDqLayer, int32_t iEdge,
int32_t iNeighMb, int32_t iMbXy);
uint32_t DeblockingBSliceBsMarginalMBAvcbase (PDqLayer pCurDqLayer, int32_t iEdge, int32_t iNeighMb, int32_t iMbXy);
int32_t DeblockingAvailableNoInterlayer (PDqLayer pCurDqLayer, int32_t iFilterIdc);
void WelsDeblockingMb (PDqLayer pCurDqLayer, PDeblockingFilter pFilter, int32_t iBoundryFlag);
inline int8_t* GetPNzc (PDqLayer pCurDqLayer, int32_t iMbXy) {
if (pCurDqLayer->pDec != NULL && pCurDqLayer->pDec->pNzc != NULL) {
return pCurDqLayer->pDec->pNzc[iMbXy];
}
return pCurDqLayer->pNzc[iMbXy];
}
} // namespace WelsDec
#endif //WELS_DEBLOCKING_H__