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/******************************************************************************
*
* 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 hme_common_defs.h
*
* \brief
* Important definitions, enumerations, macros and structures used by ME
*
* \date
* 18/09/2012
*
* \author
* Ittiam
*
******************************************************************************
*/
#ifndef _HME_COMMON_DEFS_H_
#define _HME_COMMON_DEFS_H_
/*****************************************************************************/
/* Constant Macros */
/*****************************************************************************/
#define MAX_32BIT_VAL (0x7FFFFFFF)
#define MAX_SIGNED_16BIT_VAL (0x07FFF)
#define INTERP_INTERMED_BUF_SIZE (72 * 72 * 2)
/*****************************************************************************/
/* Function Macros */
/*****************************************************************************/
#define HME_CLIP(x, min, max) (((x) < (min)) ? (min) : (((x) > (max)) ? (max) : (x)))
#define ARG_NOT_USED(x) ((void)(x))
/**
******************************************************************************
* @brief Average of 2 numbers of any datatype
******************************************************************************
*/
#define AVG2(x, y) (((x) + (y) + 1) >> 1)
#define FLOOR16(x) ((x) & (~15))
#define FLOOR8(x) ((x) & (~7))
#define SET_PIC_LIMIT(s_pic_limit, pad_x, pad_y, wd, ht, num_post_refine) \
{ \
s_pic_limit.i2_min_x = (S16)(-(pad_x) + (num_post_refine)); \
s_pic_limit.i2_min_y = (S16)(-(pad_y) + (num_post_refine)); \
s_pic_limit.i2_max_x = (S16)((wd) + (pad_x) - (num_post_refine)); \
s_pic_limit.i2_max_y = (S16)((ht) + (pad_y) - (num_post_refine)); \
}
#define SCALE_FOR_POC_DELTA(x, y, node, ref_tgt, pi2_ref_scf) \
{ \
x = node->s_mv.i2_mvx; \
y = node->s_mv.i2_mvy; \
x = x * pi2_ref_scf[ref_tgt * MAX_NUM_REF + node->i1_ref_idx]; \
y = y * pi2_ref_scf[ref_tgt * MAX_NUM_REF + node->i1_ref_idx]; \
x = (x + 128) >> 8; \
y = (y + 128) >> 8; \
HME_CLIP(x, -32768, 32767); \
HME_CLIP(y, -32768, 32767); \
}
#define SWAP_HME(a, b, data_type) \
{ \
data_type temp = a; \
a = b; \
b = temp; \
}
/**
******************************************************************************
* @brief Check if MVs lie within a range
******************************************************************************
*/
#define CHECK_MV_WITHIN_RANGE(x, y, range) \
(((x) > (range)->i2_min_x) && ((x) < (range)->i2_max_x) && ((y) > (range)->i2_min_y) && \
((y) < (range)->i2_max_y))
/*****************************************************************************/
/* Structure */
/*****************************************************************************/
/**
******************************************************************************
* @struct mv_t
* @brief Basic Motion vector structure (x and y components)
******************************************************************************
*/
typedef struct
{
S16 i2_mv_x;
S16 i2_mv_y;
} hme_mv_t;
#endif /* #ifndef _HME_COMMON_DEFS_H_ */
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