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Diffstat (limited to 'media/libaom/src/aom_dsp/psnr.h')
| -rw-r--r-- | media/libaom/src/aom_dsp/psnr.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/media/libaom/src/aom_dsp/psnr.h b/media/libaom/src/aom_dsp/psnr.h new file mode 100644 index 000000000..58e4e71ee --- /dev/null +++ b/media/libaom/src/aom_dsp/psnr.h @@ -0,0 +1,79 @@ +/* + * 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_AOM_DSP_PSNR_H_ +#define AOM_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); +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); +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_AOM_DSP_PSNR_H_ |