94 строки
3.6 KiB
C
94 строки
3.6 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef AOM_DSP_VARIANCE_H_
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#define AOM_DSP_VARIANCE_H_
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#include "./aom_config.h"
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#include "aom/aom_integer.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define FILTER_BITS 7
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#define FILTER_WEIGHT 128
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typedef unsigned int (*aom_sad_fn_t)(const uint8_t *a, int a_stride,
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const uint8_t *b_ptr, int b_stride);
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typedef unsigned int (*aom_sad_avg_fn_t)(const uint8_t *a_ptr, int a_stride,
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const uint8_t *b_ptr, int b_stride,
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const uint8_t *second_pred);
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typedef void (*aom_copy32xn_fn_t)(const uint8_t *a, int a_stride, uint8_t *b,
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int b_stride, int n);
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typedef void (*aom_sad_multi_fn_t)(const uint8_t *a, int a_stride,
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const uint8_t *b, int b_stride,
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unsigned int *sad_array);
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typedef void (*aom_sad_multi_d_fn_t)(const uint8_t *a, int a_stride,
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const uint8_t *const b_array[],
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int b_stride, unsigned int *sad_array);
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typedef unsigned int (*aom_variance_fn_t)(const uint8_t *a, int a_stride,
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const uint8_t *b, int b_stride,
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unsigned int *sse);
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typedef unsigned int (*aom_subpixvariance_fn_t)(const uint8_t *a, int a_stride,
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int xoffset, int yoffset,
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const uint8_t *b, int b_stride,
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unsigned int *sse);
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#if CONFIG_AV1 && CONFIG_MOTION_VAR
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typedef unsigned int (*aom_obmc_sad_fn_t)(const uint8_t *pred, int pred_stride,
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const int32_t *wsrc,
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const int32_t *msk);
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typedef unsigned int (*aom_obmc_variance_fn_t)(const uint8_t *pred,
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int pred_stride,
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const int32_t *wsrc,
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const int32_t *msk,
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unsigned int *sse);
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typedef unsigned int (*aom_obmc_subpixvariance_fn_t)(
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const uint8_t *pred, int pred_stride, int xoffset, int yoffset,
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const int32_t *wsrc, const int32_t *msk, unsigned int *sse);
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#endif // CONFIG_AV1 && CONFIG_MOTION_VAR
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typedef unsigned int (*aom_subp_avg_variance_fn_t)(
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const uint8_t *a_ptr, int a_stride, int xoffset, int yoffset,
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const uint8_t *b_ptr, int b_stride, unsigned int *sse,
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const uint8_t *second_pred);
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#if CONFIG_AV1
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typedef struct aom_variance_vtable {
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aom_sad_fn_t sdf;
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aom_sad_avg_fn_t sdaf;
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aom_variance_fn_t vf;
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aom_subpixvariance_fn_t svf;
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aom_subp_avg_variance_fn_t svaf;
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aom_sad_multi_fn_t sdx3f;
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aom_sad_multi_fn_t sdx8f;
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aom_sad_multi_d_fn_t sdx4df;
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#if CONFIG_MOTION_VAR
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aom_obmc_sad_fn_t osdf;
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aom_obmc_variance_fn_t ovf;
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aom_obmc_subpixvariance_fn_t osvf;
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#endif // CONFIG_MOTION_VAR
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} aom_variance_fn_ptr_t;
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#endif // CONFIG_AV1
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // AOM_DSP_VARIANCE_H_
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