ref: a917444b2e9639832c9e89c88226e385bbfb0855
dir: /codec/decoder/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 "dec_frame.h" namespace WelsDec { /*! * \brief update mv and ref_index cache for current MB, only for P_16x16 (SKIP inclusive) * \param * \param */ void UpdateP16x16MotionInfo (PDqLayer pCurDqLayer, int8_t iRef, int16_t iMVs[2]); /*! * \brief update mv and ref_index cache for current MB, only for P_16x8 * \param * \param */ void UpdateP16x8MotionInfo (PDqLayer pCurDqLayer, int16_t iMotionVector[LIST_A][30][MV_A], int8_t iRefIndex[LIST_A][30], int32_t iPartIdx, int8_t iRef, int16_t iMVs[2]); /*! * \brief update mv and ref_index cache for current MB, only for P_8x16 * \param * \param */ void UpdateP8x16MotionInfo (PDqLayer pCurDqLayer, int16_t iMotionVector[LIST_A][30][MV_A], int8_t iRefIndex[LIST_A][30], int32_t iPartIdx, int8_t iRef, int16_t iMVs[2]); /*! * \brief get the motion predictor for skip mode * \param * \param output iMvp[] */ void PredPSkipMvFromNeighbor (PDqLayer pCurLayer, int16_t iMvp[2]); /*! * \brief get the motion predictor for 4*4 or 8*8 or 16*16 block * \param * \param output iMvp[] */ void PredMv (int16_t iMotionVector[LIST_A][30][MV_A], int8_t iRefIndex[LIST_A][30], int32_t iPartIdx, int32_t iPartWidth, int8_t iRef, int16_t iMVP[2]); /*! * \brief get the motion predictor for inter16x8 MB * \param * \param output mvp_x and mvp_y */ void PredInter16x8Mv (int16_t iMotionVector[LIST_A][30][MV_A], int8_t iRefIndex[LIST_A][30], int32_t iPartIdx, int8_t iRef, int16_t iMVP[2]); /*! * \brief get the motion predictor for inter8x16 MB * \param * \param output mvp_x and mvp_y */ void PredInter8x16Mv (int16_t iMotionVector[LIST_A][30][MV_A], int8_t iRefIndex[LIST_A][30], int32_t iPartIdx, int8_t iRef, int16_t iMVP[2]); } // namespace WelsDec #endif//WELS_MV_PRED_H__