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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#ifndef AOM_DSP_PSNR_H_
#define AOM_DSP_PSNR_H_
#include "aom_scale/yv12config.h"
#define MAX_PSNR 100.0
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
double psnr[4]; // total/y/u/v
uint64_t sse[4]; // total/y/u/v
uint32_t samples[4]; // total/y/u/v
} PSNR_STATS;
/*!\brief Converts SSE to PSNR
*
* Converts sum of squared errros (SSE) to peak signal-to-noise ratio (PNSR).
*
* \param[in] samples Number of samples
* \param[in] peak Max sample value
* \param[in] sse Sum of squared errors
*/
double aom_sse_to_psnr(double samples, double peak, double sse);
int64_t aom_get_y_sse_part(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b, int hstart, int width,
int vstart, int height);
int64_t aom_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b);
int64_t aom_get_u_sse_part(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b, int hstart, int width,
int vstart, int height);
int64_t aom_get_u_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b);
int64_t aom_get_v_sse_part(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b, int hstart, int width,
int vstart, int height);
int64_t aom_get_v_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b);
int64_t aom_get_sse_plane(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b, int plane, int highbd);
#if CONFIG_HIGHBITDEPTH
int64_t aom_highbd_get_y_sse_part(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b, int hstart,
int width, int vstart, int height);
int64_t aom_highbd_get_y_sse(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b);
int64_t aom_highbd_get_u_sse_part(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b, int hstart,
int width, int vstart, int height);
int64_t aom_highbd_get_u_sse(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b);
int64_t aom_highbd_get_v_sse_part(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b, int hstart,
int width, int vstart, int height);
int64_t aom_highbd_get_v_sse(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b);
void aom_calc_highbd_psnr(const YV12_BUFFER_CONFIG *a,
const YV12_BUFFER_CONFIG *b, PSNR_STATS *psnr,
unsigned int bit_depth, unsigned int in_bit_depth);
#endif
void aom_calc_psnr(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b,
PSNR_STATS *psnr);
double aom_psnrhvs(const YV12_BUFFER_CONFIG *source,
const YV12_BUFFER_CONFIG *dest, double *phvs_y,
double *phvs_u, double *phvs_v, uint32_t bd, uint32_t in_bd);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // AOM_DSP_PSNR_H_
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