| /****************************************************************************** |
| * |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ***************************************************************************** |
| * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore |
| */ |
| /*! |
| ****************************************************************************** |
| * \file ihevce_mv_pred_merge.h |
| * |
| * \brief |
| * This file contains function prototypes of MV Merge candidates list |
| * derivation functions and corresponding structure and macrso definations |
| * |
| * \date |
| * 18/09/2012 |
| * |
| * \author |
| * Ittiam |
| * |
| ****************************************************************************** |
| */ |
| |
| #ifndef _IHEVCE_MV_PRED_MERGE_H_ |
| #define _IHEVCE_MV_PRED_MERGE_H_ |
| |
| /*****************************************************************************/ |
| /* Constant Macros */ |
| /*****************************************************************************/ |
| #define MAX_NUM_MERGE_CAND MAX_MERGE_CANDIDATES |
| #define MAX_NUM_MV_NBR 5 |
| |
| /*****************************************************************************/ |
| /* Function Macros */ |
| /*****************************************************************************/ |
| |
| /*****************************************************************************/ |
| /* Typedefs */ |
| /*****************************************************************************/ |
| |
| /*****************************************************************************/ |
| /* Enums */ |
| /*****************************************************************************/ |
| typedef enum |
| { |
| NBR_A0 = 0, |
| NBR_A1 = 1, |
| NBR_B0 = 2, |
| NBR_B1 = 3, |
| NBR_B2 = 4, |
| |
| /* should be last */ |
| MAX_NUM_NBRS |
| } MV_MERGE_NBRS_T; |
| |
| /*****************************************************************************/ |
| /* Structure */ |
| /*****************************************************************************/ |
| |
| typedef struct |
| { |
| /* Merge candidate motion vectors and refernce idx */ |
| pu_mv_t mv; |
| |
| /* Pred_l0 mode for the candidate */ |
| UWORD8 u1_pred_flag_l0; |
| |
| /* Pred_l1 mode for the candidate */ |
| UWORD8 u1_pred_flag_l1; |
| |
| } merge_cand_list_t; |
| |
| /*****************************************************************************/ |
| /* Extern Variable Declarations */ |
| /*****************************************************************************/ |
| |
| /*****************************************************************************/ |
| /* Extern Function Declarations */ |
| /*****************************************************************************/ |
| |
| void ihevce_collocated_mvp( |
| mv_pred_ctxt_t *ps_mv_ctxt, |
| pu_t *ps_pu, |
| mv_t *ps_mv_col, |
| WORD32 *pu4_avail_col_flag, |
| WORD32 use_pu_ref_idx, |
| WORD32 x_col, |
| WORD32 y_col); |
| |
| WORD32 ihevce_mv_pred_merge( |
| mv_pred_ctxt_t *ps_ctxt, |
| nbr_4x4_t *ps_top_nbr_4x4, |
| nbr_4x4_t *ps_left_nbr_4x4, |
| nbr_4x4_t *ps_top_left_nbr_4x4, |
| WORD32 left_nbr_4x4_strd, |
| nbr_avail_flags_t *ps_avail_flags, |
| pu_mv_t *ps_col_mv, |
| pu_t *ps_pu, |
| PART_SIZE_E part_mode, |
| WORD32 part_idx, |
| WORD32 single_mcl_flag, |
| merge_cand_list_t *ps_merge_cand_list, |
| UWORD8 *pu1_is_top_used); |
| |
| #endif /* _IHEVCE_MV_PRED_MERGE_H_ */ |