aom_dsp/psnr.h

   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   double psnr_hbd[4];       // total/y/u/v when input-bit-depth < bit-depth
  28   uint64_t sse_hbd[4];      // total/y/u/v when input-bit-depth < bit-depth
  29   uint32_t samples_hbd[4];  // total/y/u/v when input-bit-depth < bit-depth
  30 } PSNR_STATS;
  31
  32 /*!\brief Converts SSE to PSNR
  33  *
  34  * Converts sum of squared errros (SSE) to peak signal-to-noise ratio (PNSR).
  35  *
  36  * \param[in]    samples       Number of samples
  37  * \param[in]    peak          Max sample value
  38  * \param[in]    sse           Sum of squared errors
  39  */
  40 double aom_sse_to_psnr(double samples, double peak, double sse);
  41 uint64_t aom_get_y_var(const YV12_BUFFER_CONFIG *a, int hstart, int width,
  42                        int vstart, int height);
  43 uint64_t aom_get_u_var(const YV12_BUFFER_CONFIG *a, int hstart, int width,
  44                        int vstart, int height);
  45 uint64_t aom_get_v_var(const YV12_BUFFER_CONFIG *a, int hstart, int width,
  46                        int vstart, int height);
  47 int64_t aom_get_y_sse_part(const YV12_BUFFER_CONFIG *a,
  48                            const YV12_BUFFER_CONFIG *b, int hstart, int width,
  49                            int vstart, int height);
  50 int64_t aom_get_y_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b);
  51 int64_t aom_get_u_sse_part(const YV12_BUFFER_CONFIG *a,
  52                            const YV12_BUFFER_CONFIG *b, int hstart, int width,
  53                            int vstart, int height);
  54 int64_t aom_get_u_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b);
  55 int64_t aom_get_v_sse_part(const YV12_BUFFER_CONFIG *a,
  56                            const YV12_BUFFER_CONFIG *b, int hstart, int width,
  57                            int vstart, int height);
  58 int64_t aom_get_v_sse(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b);
  59 int64_t aom_get_sse_plane(const YV12_BUFFER_CONFIG *a,
  60                           const YV12_BUFFER_CONFIG *b, int plane, int highbd);
  61 #if CONFIG_AV1_HIGHBITDEPTH
  62 uint64_t aom_highbd_get_y_var(const YV12_BUFFER_CONFIG *a, int hstart,
  63                               int width, int vstart, int height);
  64 uint64_t aom_highbd_get_u_var(const YV12_BUFFER_CONFIG *a, int hstart,
  65                               int width, int vstart, int height);
  66 uint64_t aom_highbd_get_v_var(const YV12_BUFFER_CONFIG *a, int hstart,
  67                               int width, int vstart, int height);
  68 int64_t aom_highbd_get_y_sse_part(const YV12_BUFFER_CONFIG *a,
  69                                   const YV12_BUFFER_CONFIG *b, int hstart,
  70                                   int width, int vstart, int height);
  71 int64_t aom_highbd_get_y_sse(const YV12_BUFFER_CONFIG *a,
  72                              const YV12_BUFFER_CONFIG *b);
  73 int64_t aom_highbd_get_u_sse_part(const YV12_BUFFER_CONFIG *a,
  74                                   const YV12_BUFFER_CONFIG *b, int hstart,
  75                                   int width, int vstart, int height);
  76 int64_t aom_highbd_get_u_sse(const YV12_BUFFER_CONFIG *a,
  77                              const YV12_BUFFER_CONFIG *b);
  78 int64_t aom_highbd_get_v_sse_part(const YV12_BUFFER_CONFIG *a,
  79                                   const YV12_BUFFER_CONFIG *b, int hstart,
  80                                   int width, int vstart, int height);
  81 int64_t aom_highbd_get_v_sse(const YV12_BUFFER_CONFIG *a,
  82                              const YV12_BUFFER_CONFIG *b);
  83 void aom_calc_highbd_psnr(const YV12_BUFFER_CONFIG *a,
  84                           const YV12_BUFFER_CONFIG *b, PSNR_STATS *psnr,
  85                           unsigned int bit_depth, unsigned int in_bit_depth);
  86 #endif
  87 void aom_calc_psnr(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b,
  88                    PSNR_STATS *psnr);
  89
  90 double aom_psnrhvs(const YV12_BUFFER_CONFIG *source,
  91                    const YV12_BUFFER_CONFIG *dest, double *phvs_y,
  92                    double *phvs_u, double *phvs_v, uint32_t bd, uint32_t in_bd);
  93 #ifdef __cplusplus
  94 }  // extern "C"
  95 #endif
  96 #endif  // AOM_AOM_DSP_PSNR_H_