1*c83a76b0SSuyog Pawar /****************************************************************************** 2*c83a76b0SSuyog Pawar * 3*c83a76b0SSuyog Pawar * Copyright (C) 2018 The Android Open Source Project 4*c83a76b0SSuyog Pawar * 5*c83a76b0SSuyog Pawar * Licensed under the Apache License, Version 2.0 (the "License"); 6*c83a76b0SSuyog Pawar * you may not use this file except in compliance with the License. 7*c83a76b0SSuyog Pawar * You may obtain a copy of the License at: 8*c83a76b0SSuyog Pawar * 9*c83a76b0SSuyog Pawar * http://www.apache.org/licenses/LICENSE-2.0 10*c83a76b0SSuyog Pawar * 11*c83a76b0SSuyog Pawar * Unless required by applicable law or agreed to in writing, software 12*c83a76b0SSuyog Pawar * distributed under the License is distributed on an "AS IS" BASIS, 13*c83a76b0SSuyog Pawar * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14*c83a76b0SSuyog Pawar * See the License for the specific language governing permissions and 15*c83a76b0SSuyog Pawar * limitations under the License. 16*c83a76b0SSuyog Pawar * 17*c83a76b0SSuyog Pawar ***************************************************************************** 18*c83a76b0SSuyog Pawar * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore 19*c83a76b0SSuyog Pawar */ 20*c83a76b0SSuyog Pawar /*! 21*c83a76b0SSuyog Pawar ****************************************************************************** 22*c83a76b0SSuyog Pawar * \file ihevce_mv_pred_merge.h 23*c83a76b0SSuyog Pawar * 24*c83a76b0SSuyog Pawar * \brief 25*c83a76b0SSuyog Pawar * This file contains function prototypes of MV Merge candidates list 26*c83a76b0SSuyog Pawar * derivation functions and corresponding structure and macrso definations 27*c83a76b0SSuyog Pawar * 28*c83a76b0SSuyog Pawar * \date 29*c83a76b0SSuyog Pawar * 18/09/2012 30*c83a76b0SSuyog Pawar * 31*c83a76b0SSuyog Pawar * \author 32*c83a76b0SSuyog Pawar * Ittiam 33*c83a76b0SSuyog Pawar * 34*c83a76b0SSuyog Pawar ****************************************************************************** 35*c83a76b0SSuyog Pawar */ 36*c83a76b0SSuyog Pawar 37*c83a76b0SSuyog Pawar #ifndef _IHEVCE_MV_PRED_MERGE_H_ 38*c83a76b0SSuyog Pawar #define _IHEVCE_MV_PRED_MERGE_H_ 39*c83a76b0SSuyog Pawar 40*c83a76b0SSuyog Pawar /*****************************************************************************/ 41*c83a76b0SSuyog Pawar /* Constant Macros */ 42*c83a76b0SSuyog Pawar /*****************************************************************************/ 43*c83a76b0SSuyog Pawar #define MAX_NUM_MERGE_CAND MAX_MERGE_CANDIDATES 44*c83a76b0SSuyog Pawar #define MAX_NUM_MV_NBR 5 45*c83a76b0SSuyog Pawar 46*c83a76b0SSuyog Pawar /*****************************************************************************/ 47*c83a76b0SSuyog Pawar /* Function Macros */ 48*c83a76b0SSuyog Pawar /*****************************************************************************/ 49*c83a76b0SSuyog Pawar 50*c83a76b0SSuyog Pawar /*****************************************************************************/ 51*c83a76b0SSuyog Pawar /* Typedefs */ 52*c83a76b0SSuyog Pawar /*****************************************************************************/ 53*c83a76b0SSuyog Pawar 54*c83a76b0SSuyog Pawar /*****************************************************************************/ 55*c83a76b0SSuyog Pawar /* Enums */ 56*c83a76b0SSuyog Pawar /*****************************************************************************/ 57*c83a76b0SSuyog Pawar typedef enum 58*c83a76b0SSuyog Pawar { 59*c83a76b0SSuyog Pawar NBR_A0 = 0, 60*c83a76b0SSuyog Pawar NBR_A1 = 1, 61*c83a76b0SSuyog Pawar NBR_B0 = 2, 62*c83a76b0SSuyog Pawar NBR_B1 = 3, 63*c83a76b0SSuyog Pawar NBR_B2 = 4, 64*c83a76b0SSuyog Pawar 65*c83a76b0SSuyog Pawar /* should be last */ 66*c83a76b0SSuyog Pawar MAX_NUM_NBRS 67*c83a76b0SSuyog Pawar } MV_MERGE_NBRS_T; 68*c83a76b0SSuyog Pawar 69*c83a76b0SSuyog Pawar /*****************************************************************************/ 70*c83a76b0SSuyog Pawar /* Structure */ 71*c83a76b0SSuyog Pawar /*****************************************************************************/ 72*c83a76b0SSuyog Pawar 73*c83a76b0SSuyog Pawar typedef struct 74*c83a76b0SSuyog Pawar { 75*c83a76b0SSuyog Pawar /* Merge candidate motion vectors and refernce idx */ 76*c83a76b0SSuyog Pawar pu_mv_t mv; 77*c83a76b0SSuyog Pawar 78*c83a76b0SSuyog Pawar /* Pred_l0 mode for the candidate */ 79*c83a76b0SSuyog Pawar UWORD8 u1_pred_flag_l0; 80*c83a76b0SSuyog Pawar 81*c83a76b0SSuyog Pawar /* Pred_l1 mode for the candidate */ 82*c83a76b0SSuyog Pawar UWORD8 u1_pred_flag_l1; 83*c83a76b0SSuyog Pawar 84*c83a76b0SSuyog Pawar } merge_cand_list_t; 85*c83a76b0SSuyog Pawar 86*c83a76b0SSuyog Pawar /*****************************************************************************/ 87*c83a76b0SSuyog Pawar /* Extern Variable Declarations */ 88*c83a76b0SSuyog Pawar /*****************************************************************************/ 89*c83a76b0SSuyog Pawar 90*c83a76b0SSuyog Pawar /*****************************************************************************/ 91*c83a76b0SSuyog Pawar /* Extern Function Declarations */ 92*c83a76b0SSuyog Pawar /*****************************************************************************/ 93*c83a76b0SSuyog Pawar 94*c83a76b0SSuyog Pawar void ihevce_collocated_mvp( 95*c83a76b0SSuyog Pawar mv_pred_ctxt_t *ps_mv_ctxt, 96*c83a76b0SSuyog Pawar pu_t *ps_pu, 97*c83a76b0SSuyog Pawar mv_t *ps_mv_col, 98*c83a76b0SSuyog Pawar WORD32 *pu4_avail_col_flag, 99*c83a76b0SSuyog Pawar WORD32 use_pu_ref_idx, 100*c83a76b0SSuyog Pawar WORD32 x_col, 101*c83a76b0SSuyog Pawar WORD32 y_col); 102*c83a76b0SSuyog Pawar 103*c83a76b0SSuyog Pawar WORD32 ihevce_mv_pred_merge( 104*c83a76b0SSuyog Pawar mv_pred_ctxt_t *ps_ctxt, 105*c83a76b0SSuyog Pawar nbr_4x4_t *ps_top_nbr_4x4, 106*c83a76b0SSuyog Pawar nbr_4x4_t *ps_left_nbr_4x4, 107*c83a76b0SSuyog Pawar nbr_4x4_t *ps_top_left_nbr_4x4, 108*c83a76b0SSuyog Pawar WORD32 left_nbr_4x4_strd, 109*c83a76b0SSuyog Pawar nbr_avail_flags_t *ps_avail_flags, 110*c83a76b0SSuyog Pawar pu_mv_t *ps_col_mv, 111*c83a76b0SSuyog Pawar pu_t *ps_pu, 112*c83a76b0SSuyog Pawar PART_SIZE_E part_mode, 113*c83a76b0SSuyog Pawar WORD32 part_idx, 114*c83a76b0SSuyog Pawar WORD32 single_mcl_flag, 115*c83a76b0SSuyog Pawar merge_cand_list_t *ps_merge_cand_list, 116*c83a76b0SSuyog Pawar UWORD8 *pu1_is_top_used); 117*c83a76b0SSuyog Pawar 118*c83a76b0SSuyog Pawar #endif /* _IHEVCE_MV_PRED_MERGE_H_ */ 119