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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
* ihevce_stasino_helpers.h
*
* @brief
*
*
* @author
* Ittiam
*
* @remarks
* None
*
*******************************************************************************
*/
#ifndef _IHEVCE_STASINO_HELPERS_H_
#define _IHEVCE_STASINO_HELPERS_H_
#include <math.h>
/****************************************************************************/
/* Constant Macros */
/****************************************************************************/
/****************************************************************************/
/* Function Macros */
/****************************************************************************/
#define MULTIPLY_STIM_WITH_DISTORTION(dist, stimXalpha, stim_q_level, alpha_q_level) \
{ \
ULWORD64 u8_pure_dist = (dist); \
WORD32 i4_q_level = stim_q_level + alpha_q_level; \
\
u8_pure_dist *= ((1 << (i4_q_level)) - (stimXalpha)); \
u8_pure_dist += (1 << ((i4_q_level)-1)); \
(dist) = u8_pure_dist >> (i4_q_level); \
}
/****************************************************************************/
/* Typedefs */
/****************************************************************************/
/****************************************************************************/
/* Enums */
/****************************************************************************/
/****************************************************************************/
/* Structure */
/****************************************************************************/
/****************************************************************************/
/* Function Prototypes */
/****************************************************************************/
void ihevce_calc_variance(
void *pv_input,
WORD32 i4_stride,
WORD32 *pi4_mean,
UWORD32 *pu4_variance,
UWORD8 u1_block_height,
UWORD8 u1_block_width,
UWORD8 u1_is_hbd,
UWORD8 u1_disable_normalization);
void ihevce_calc_variance_signed(
WORD16 *pv_input,
WORD32 i4_stride,
WORD32 *pi4_mean,
UWORD32 *pu4_variance,
UWORD8 u1_block_height,
UWORD8 u1_block_width);
void ihevce_calc_chroma_variance(
void *pv_input,
WORD32 i4_stride,
WORD32 *pi4_mean,
UWORD32 *pu4_variance,
UWORD8 u1_block_height,
UWORD8 u1_block_width,
UWORD8 u1_is_hbd,
CHROMA_PLANE_ID_T e_chroma_plane);
static INLINE UWORD32 ihevce_compute_stim(UWORD32 u4_variance1, UWORD32 u4_variance2)
{
return (u4_variance1 == u4_variance2)
? (1 << STIM_Q_FORMAT)
: ((UWORD32)(
((2 * (double)u4_variance1 * (double)u4_variance2) /
(pow((double)u4_variance1, 2) + pow((double)u4_variance2, 2))) *
pow((double)2, STIM_Q_FORMAT)));
}
LWORD64 ihevce_inject_stim_into_distortion(
void *pv_src,
WORD32 i4_src_stride,
void *pv_pred,
WORD32 i4_pred_stride,
LWORD64 i8_distortion,
WORD32 i4_alpha_stim_multiplier,
UWORD8 u1_blk_size,
UWORD8 u1_is_hbd,
UWORD8 u1_enable_psyRDOPT,
CHROMA_PLANE_ID_T e_chroma_plane);
static INLINE WORD32 ihevce_derive_noise_weighted_alpha_stim_multiplier(
WORD32 i4_alpha, UWORD32 u4SrcVar, UWORD32 u4PredVar, WORD32 i4_stim)
{
(void)u4SrcVar;
(void)u4PredVar;
(void)i4_stim;
return i4_alpha;
}
static INLINE WORD32 ihevce_compute_noise_term(WORD32 i4_alpha, UWORD32 u4SrcVar, UWORD32 u4PredVar)
{
if(i4_alpha)
{
WORD32 i4_stim = ihevce_compute_stim(u4SrcVar, u4PredVar);
ASSERT(i4_stim >= 0);
i4_alpha = ihevce_derive_noise_weighted_alpha_stim_multiplier(
i4_alpha, u4SrcVar, u4PredVar, i4_stim);
return i4_stim * i4_alpha;
}
else
{
return 0;
}
}
UWORD8 ihevce_determine_cu_noise_based_on_8x8Blk_data(
UWORD8 *pu1_is_8x8Blk_noisy, UWORD8 u1_cu_x_pos, UWORD8 u1_cu_y_pos, UWORD8 u1_cu_size);
LWORD64 ihevce_psy_rd_cost_croma(
LWORD64 *pui4_source_satd,
void *p_recon,
WORD32 recon_stride_vert,
WORD32 recond_stride_horz,
WORD32 cu_size_luma,
WORD32 pic_type,
WORD32 layer_id,
WORD32 lambda,
WORD32 start_index,
WORD32 is_hbd,
WORD32 sub_sampling_type,
ihevce_cmn_opt_func_t *ps_cmn_utils_optimised_function_list
);
LWORD64 ihevce_psy_rd_cost(
LWORD64 *pui4_source_satd,
void *pv_recon,
WORD32 recon_stride_vert,
WORD32 recond_stride_horz,
WORD32 cu_size,
WORD32 pic_type,
WORD32 layer_id,
WORD32 lambda,
WORD32 start_index,
WORD32 is_hbd,
UWORD32 u4_psy_strength,
ihevce_cmn_opt_func_t *ps_cmn_utils_optimised_function_list);
WORD32 ihevce_ctb_noise_detect(
UWORD8 *pu1_l0_ctb,
WORD32 l0_stride,
UWORD8 *pu1_l1_ctb,
WORD32 l1_stride,
WORD32 had_block_size,
WORD32 ctb_width,
WORD32 ctb_height,
ihevce_ctb_noise_params *ps_ctb_noise_params,
WORD32 ctb_height_offset,
WORD32 ctb_width_offset,
WORD32 frame_height,
WORD32 frame_width);
void ihevce_had4_4x4_noise_detect(
UWORD8 *pu1_src,
WORD32 src_strd,
UWORD8 *pu1_pred,
WORD32 pred_strd,
WORD16 *pi2_dst4x4,
WORD16 *pi2_residue,
WORD32 dst_strd,
WORD32 scaling_for_pred);
WORD32 ihevce_had_16x16_r_noise_detect(
UWORD8 *pu1_src,
WORD32 src_strd,
UWORD8 *pu1_pred,
WORD32 pred_strd,
WORD16 *pi2_dst,
WORD32 dst_strd,
WORD32 pos_x_y_4x4,
WORD32 num_4x4_in_row,
WORD32 scaling_for_pred);
UWORD32 ihevce_compute_8x8HAD_using_4x4_noise_detect(
WORD16 *pi2_4x4_had,
WORD32 had4_strd,
WORD16 *pi2_dst,
WORD32 dst_strd,
WORD32 i4_frm_qstep,
WORD32 *pi4_cbf);
void ihevce_had_8x8_using_4_4x4_noise_detect(
UWORD8 *pu1_src,
WORD32 src_strd,
UWORD8 *pu1_pred,
WORD32 pred_strd,
WORD16 *pi2_dst,
WORD32 dst_strd,
WORD32 pos_x_y_4x4,
WORD32 num_4x4_in_row,
WORD32 scaling_for_pred);
unsigned long ihevce_calc_stim_injected_variance(
ULWORD64 *pu8_sigmaX,
ULWORD64 *pu8_sigmaXSquared,
ULWORD64 *u8_var,
WORD32 i4_inv_wpred_wt,
WORD32 i4_inv_wt_shift_val,
WORD32 i4_wpred_log_wdc,
WORD32 i4_part_id);
unsigned long ihevce_calc_variance_for_diff_weights(
ULWORD64 *pu8_sigmaX,
ULWORD64 *pu8_sigmaXSquared,
ULWORD64 *u8_var,
WORD32 *pi4_inv_wt,
WORD32 *pi4_inv_wt_shift_val,
pu_result_t *ps_result,
WORD32 i4_wpred_log_wdc,
PART_ID_T *pe_part_id,
UWORD8 u1_cu_size,
UWORD8 u1_num_parts,
UWORD8 u1_is_for_src);
#endif /* _IHEVCE_STASINO_HELPERS_H_ */
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