unplugged-system/external/libavc/encoder/svc/isvce_ilp_mv_utils.h

112 lines
3.4 KiB
C

/******************************************************************************
*
* Copyright (C) 2022 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
* isvce_ilp_mv_utils.h
*
* @brief
* Defs to perform experiments in ilp mv
*
*
* @remarks
* None
*
*******************************************************************************
*/
#ifndef _ISVCE_ILP_MV_UTILS_H_
#define _ISVCE_ILP_MV_UTILS_H_
#include <stdbool.h>
#include "ih264_typedefs.h"
#include "isvc_defs.h"
#include "isvc_macros.h"
#include "isvce_pred_structs.h"
#include "isvce_structs.h"
#define MAX_CAND_IF_NUM_ILP_MV_LT_2 8
#define MAX_CAND_IF_NUM_ILP_MV_GTEQ_2 6
/* nbr_mb.x, nbr_mb.y, pu_pos.x, pu_pos.y */
#define NBR_PU_AND_MB_POS 4
static const WORD8 gai1_nbr_ilp_mv_map[MAX_ILP_MV_IN_NBR_RGN][NBR_PU_AND_MB_POS] = {
{-1, 0, 3, 0},
{0, -1, 0, 3},
{1, 0, 0, 0},
{0, 1, 0, 0},
};
/**
*******************************************************************************
*
* @brief
* This function checks if the max difference between ILP MVs is less than four
* or not if number of ILP MVs is greater than or equal to two
*
* @param[in] ps_me
* Pointer to ilp_me_cands
*
* @returns One if number of ILP MVs is greater than equal to two and max
* difference between them is less than 4 otherwise returns zero
*
* @remarks none
*
*******************************************************************************
*/
static FORCEINLINE bool isvce_check_max_mv_diff_lt_4(ilp_me_cands_t *ps_ilp_me_cands,
WORD32 i4_reflist)
{
UWORD32 i, j;
UWORD32 u4_mv_diff_x, u4_mv_diff_y;
for(i = 1; i < ps_ilp_me_cands->u4_num_ilp_mvs; i++)
{
for(j = 0; j < i; j++)
{
if(((ps_ilp_me_cands->ae_pred_mode[i] == ((PRED_MODE_T) i4_reflist)) ||
((ps_ilp_me_cands->ae_pred_mode[i] == BI))) &&
((ps_ilp_me_cands->ae_pred_mode[j] == ((PRED_MODE_T) i4_reflist)) ||
((ps_ilp_me_cands->ae_pred_mode[j] == BI))))
{
u4_mv_diff_x = ABS(ps_ilp_me_cands->as_mv[i][i4_reflist].s_mv.i2_mvx -
ps_ilp_me_cands->as_mv[j][i4_reflist].s_mv.i2_mvx);
u4_mv_diff_y = ABS(ps_ilp_me_cands->as_mv[i][i4_reflist].s_mv.i2_mvy -
ps_ilp_me_cands->as_mv[j][i4_reflist].s_mv.i2_mvy);
if(u4_mv_diff_x >= 4 || u4_mv_diff_y >= 4)
{
return false;
}
}
else
{
return false;
}
}
}
return true;
}
#endif