ref: 955d27b3a21477d209c761f6c5e68add9db83d60
dir: /codec/encoder/core/inc/mv_pred.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 mv_pred.h
*
* \brief Get MV predictor and update motion vector of mb cache
*
* \date 05/22/2009 Created
*
*************************************************************************************
*/
#ifndef WELS_MV_PRED_H__
#define WELS_MV_PRED_H__
#include "svc_enc_macroblock.h"
#include "mb_cache.h"
namespace WelsEnc {
/*!
* \brief update pMv and uiRefIndex cache for current MB, only for P_16x16 (SKIP inclusive)
* \param
* \param
*/
/*!
* \brief update pMv and uiRefIndex cache for current MB and pMbCache, only for P_16x16 (SKIP inclusive)
* \param
* \param
*/
void UpdateP16x16MotionInfo (SMbCache* pMbCache, SMB* pCurMb, const int8_t kiRef, SMVUnitXY* pMv); //for encoder
/*!
* \brief update pMv and uiRefIndex cache for current MB and pMbCache, only for P_16x8
* \param
* \param
*/
void UpdateP16x8MotionInfo (SMbCache* pMbCache, SMB* pCurMb, const int32_t kiPartIdx, const int8_t kiRef,
SMVUnitXY* pMv);
/*!
* \brief update pMv and uiRefIndex cache for current MB and pMbCache, only for P_8x16
* \param
* \param
*/
void update_P8x16_motion_info (SMbCache* pMbCache, SMB* pCurMb, const int32_t kiPartIdx, const int8_t kiRef,
SMVUnitXY* pMv);
/*!
* \brief update pMv and uiRefIndex cache for current MB and pMbCache, only for P_8x8
* \param
* \param
*/
void UpdateP8x8MotionInfo (SMbCache* pMbCache, SMB* pCurMb, const int32_t kiPartIdx, const int8_t kiRef,
SMVUnitXY* pMv);
/*!
* \brief get the motion predictor for 4*4 or 8*8 or 16*16 block
* \param
* \param output mvp_x and mvp_y
*/
void PredMv (const SMVComponentUnit* kpMvComp, int8_t iPartIdx, int8_t iPartW, int32_t iRef, SMVUnitXY* sMvp);
/*!
* \brief get the motion predictor for SKIP MB
* \param
* \param output mvp_x and mvp_y
*/
void PredSkipMv (SMbCache* pMbCache, SMVUnitXY* sMvp);
/*!
* \brief get the motion predictor for inter16x8 MB
* \param
* \param output mvp_x and mvp_y
*/
void PredInter16x8Mv (SMbCache* pMbCache, int32_t iPartIdx, int8_t iRef, SMVUnitXY* sMvp);
/*!
* \brief get the motion predictor for inter8x16 MB
* \param
* \param output mvp_x and mvp_y
*/
void PredInter8x16Mv (SMbCache* pMbCache, int32_t iPartIdx, int8_t iRef, SMVUnitXY* sMvp);
//=========================update motion info(MV and ref_idx) into Mb_cache==========================
/*!
* \brief only update pMv cache for current MB, only for P_16x16
* \param
* \param
*/
//void update_p16x16_motion2cache(SMbCache* pMbCache, int8_t pRef, SMVUnitXY* pMv);
/*!
* \brief only update pMv cache for current MB, only for P_16x8
* \param
* \param
*/
void UpdateP16x8Motion2Cache (SMbCache* pMbCache, int32_t iPartIdx, int8_t iRef, SMVUnitXY* pMv);
/*!
* \brief only update pMv cache for current MB, only for P_8x16
* \param
* \param
*/
void UpdateP8x16Motion2Cache (SMbCache* pMbCache, int32_t iPartIdx, int8_t iRef, SMVUnitXY* pMv);
/*!
* \brief only update pMv cache for current MB, only for P_8x8
* \param
* \param
*/
void UpdateP8x8Motion2Cache (SMbCache* pMbCache, int32_t iPartIdx, int8_t iRef, SMVUnitXY* pMv);
}
#endif//WELS_MV_PRED_H__