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-rw-r--r--media/libaom/src/aom_dsp/psnr.h79
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
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+++ b/media/libaom/src/aom_dsp/psnr.h
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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_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_