ref: e307cbb6a1c426e2dbb23054d02d6ebdaaa559c7
dir: /codec/encoder/core/inc/svc_motion_estimate.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 svc motion estimate.h
*
* \brief Interfaces introduced in svc mb motion estimation
*
* \date 08/11/2009 Created
*
*************************************************************************************
*/
#ifndef SVC_MOTION_ESTIMATE_
#define SVC_MOTION_ESTIMATE_
#include "typedefs.h"
#include "encoder_context.h"
#include "wels_func_ptr_def.h"
namespace WelsSVCEnc {
#define MV_RANGE (64)
#define ITERATIVE_TIMES (16)
#define BASE_MV_MB_NMB ((2*(MV_RANGE+ITERATIVE_TIMES)/MB_WIDTH_LUMA)-1)
union SadPredISatdUnit {
uint16_t uiSadPred;
uint16_t uiSatd; //reuse the sad_pred as a temp satd pData
};
typedef struct TagWelsME {
/* input */
uint16_t* pMvdCost;
union SadPredISatdUnit uSadPredISatd; //reuse the sad_pred as a temp pData
uint16_t uiSadCost; //used by ME and RC
uint16_t uiSatdCost; /* satd + lm * nbits */
uint8_t uiPixel; /* PIXEL_WxH */
uint8_t uiReserved;
uint8_t* pEncMb;
uint8_t* pRefMb;
SMVUnitXY sMvp;
SMVUnitXY sMvBase;
/* output */
SMVUnitXY sMv;
} SWelsME;
#define COST_MVD(table, mx, my) (table[mx] + table[my])
/*!
* \brief BL mb motion estimate search
*
* \param enc Wels encoder context
* \param m Wels me information
*
* \return NONE
*/
void WelsMotionEstimateSearchSatd (SWelsFuncPtrList* pFuncList, void* pLplayer, void* pLpme, void* pLpslice);
void WelsMotionEstimateSearchSad (SWelsFuncPtrList* pFuncList, void* pLplayer, void* pLpme, void* pLpslice);
/*!
* \brief BL mb motion estimate initial point testing
*
* \param enc Wels encoder context
* \param m Wels me information
* \param mv_range search range in motion estimate
* \param point the best match point in motion estimation
*
* \return NONE
*/
/*!
* \brief EL mb motion estimate initial point testing
*
* \param pix_func SSampleDealingFunc
* \param m Wels me information
* \param mv_range search range in motion estimate
* \param point the best match point in motion estimation
*
* \return NONE
*/
void WelsMotionEstimateInitialPoint (SWelsFuncPtrList* pFuncList, SWelsME* pMe, SSlice* pSlice,
const int32_t kiStrideEnc, const int32_t kiStrideRef);
/*!
* \brief mb iterative motion estimate search
*
* \param enc Wels encoder context
* \param m Wels me information
* \param point the best match point in motion estimation
*
* \return NONE
*/
void WelsMotionEstimateIterativeSearch (SWelsFuncPtrList* pFuncList, SWelsME* pMe, const int32_t kiStrideEnc,
const int32_t kiStrideRef, uint8_t* pRef);
bool_t WelsMeSadCostSelect (int32_t* pSadCost, const uint16_t* kpMvdCost, int32_t* pBestCost, const int32_t kiDx,
const int32_t kiDy, int32_t* pIx, int32_t* pIy);
}
#endif