1 /* 2 * Copyright (c) 2016, Alliance for Open Media. All rights reserved 3 * 4 * This source code is subject to the terms of the BSD 2 Clause License and 5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License 6 * was not distributed with this source code in the LICENSE file, you can 7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open 8 * Media Patent License 1.0 was not distributed with this source code in the 9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent. 10 */ 11 12 #ifndef AOM_AOM_DSP_PSNR_H_ 13 #define AOM_AOM_DSP_PSNR_H_ 14 15 #include "aom_scale/yv12config.h" 16 17 #define MAX_PSNR 100.0 18 19 #ifdef __cplusplus 20 extern "C" { 21 #endif 22 23 typedef struct { 24 double psnr[4]; // total/y/u/v 25 uint64_t sse[4]; // total/y/u/v 26 uint32_t samples[4]; // total/y/u/v 27 } PSNR_STATS; 28 29 /*!\brief Converts SSE to PSNR 30 * 31 * Converts sum of squared errros (SSE) to peak signal-to-noise ratio (PNSR). 32 * 33 * \param[in] samples Number of samples 34 * \param[in] peak Max sample value 35 * \param[in] sse Sum of squared errors 36 */ 37 double aom_sse_to_psnr(double samples, double peak, double sse); 38 int64_t aom_get_y_sse_part(const YV12_BUFFER_CONFIG *a, 39 const YV12_BUFFER_CONFIG *b, int hstart, int width, 40 int vstart, int height); 41 int64_t aom_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b); 42 int64_t aom_get_u_sse_part(const YV12_BUFFER_CONFIG *a, 43 const YV12_BUFFER_CONFIG *b, int hstart, int width, 44 int vstart, int height); 45 int64_t aom_get_u_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b); 46 int64_t aom_get_v_sse_part(const YV12_BUFFER_CONFIG *a, 47 const YV12_BUFFER_CONFIG *b, int hstart, int width, 48 int vstart, int height); 49 int64_t aom_get_v_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b); 50 int64_t aom_get_sse_plane(const YV12_BUFFER_CONFIG *a, 51 const YV12_BUFFER_CONFIG *b, int plane, int highbd); 52 int64_t aom_highbd_get_y_sse_part(const YV12_BUFFER_CONFIG *a, 53 const YV12_BUFFER_CONFIG *b, int hstart, 54 int width, int vstart, int height); 55 int64_t aom_highbd_get_y_sse(const YV12_BUFFER_CONFIG *a, 56 const YV12_BUFFER_CONFIG *b); 57 int64_t aom_highbd_get_u_sse_part(const YV12_BUFFER_CONFIG *a, 58 const YV12_BUFFER_CONFIG *b, int hstart, 59 int width, int vstart, int height); 60 int64_t aom_highbd_get_u_sse(const YV12_BUFFER_CONFIG *a, 61 const YV12_BUFFER_CONFIG *b); 62 int64_t aom_highbd_get_v_sse_part(const YV12_BUFFER_CONFIG *a, 63 const YV12_BUFFER_CONFIG *b, int hstart, 64 int width, int vstart, int height); 65 int64_t aom_highbd_get_v_sse(const YV12_BUFFER_CONFIG *a, 66 const YV12_BUFFER_CONFIG *b); 67 void aom_calc_highbd_psnr(const YV12_BUFFER_CONFIG *a, 68 const YV12_BUFFER_CONFIG *b, PSNR_STATS *psnr, 69 unsigned int bit_depth, unsigned int in_bit_depth); 70 void aom_calc_psnr(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b, 71 PSNR_STATS *psnr); 72 73 double aom_psnrhvs(const YV12_BUFFER_CONFIG *source, 74 const YV12_BUFFER_CONFIG *dest, double *phvs_y, 75 double *phvs_u, double *phvs_v, uint32_t bd, uint32_t in_bd); 76 #ifdef __cplusplus 77 } // extern "C" 78 #endif 79 #endif // AOM_AOM_DSP_PSNR_H_ 80