| /* |
| * Copyright (c) 2015 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #ifndef VPX_VPX_DSP_VARIANCE_H_ |
| #define VPX_VPX_DSP_VARIANCE_H_ |
| |
| #include "./vpx_config.h" |
| |
| #include "vpx/vpx_integer.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define FILTER_BITS 7 |
| #define FILTER_WEIGHT 128 |
| |
| typedef unsigned int (*vpx_sad_fn_t)(const uint8_t *src_ptr, int src_stride, |
| const uint8_t *ref_ptr, int ref_stride); |
| |
| typedef unsigned int (*vpx_sad_avg_fn_t)(const uint8_t *src_ptr, int src_stride, |
| const uint8_t *ref_ptr, int ref_stride, |
| const uint8_t *second_pred); |
| |
| typedef void (*vp8_copy32xn_fn_t)(const uint8_t *src_ptr, int src_stride, |
| uint8_t *ref_ptr, int ref_stride, int n); |
| |
| typedef void (*vpx_sad_multi_fn_t)(const uint8_t *src_ptr, int src_stride, |
| const uint8_t *ref_ptr, int ref_stride, |
| unsigned int *sad_array); |
| |
| typedef void (*vpx_sad_multi_d_fn_t)(const uint8_t *src_ptr, int src_stride, |
| const uint8_t *const b_array[], |
| int ref_stride, unsigned int *sad_array); |
| |
| typedef unsigned int (*vpx_variance_fn_t)(const uint8_t *src_ptr, |
| int src_stride, |
| const uint8_t *ref_ptr, |
| int ref_stride, unsigned int *sse); |
| |
| typedef unsigned int (*vpx_subpixvariance_fn_t)( |
| const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, |
| const uint8_t *ref_ptr, int ref_stride, unsigned int *sse); |
| |
| typedef unsigned int (*vpx_subp_avg_variance_fn_t)( |
| const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, |
| const uint8_t *ref_ptr, int ref_stride, unsigned int *sse, |
| const uint8_t *second_pred); |
| |
| #if CONFIG_VP8 |
| typedef struct variance_vtable { |
| vpx_sad_fn_t sdf; |
| vpx_variance_fn_t vf; |
| vpx_subpixvariance_fn_t svf; |
| vpx_sad_multi_d_fn_t sdx4df; |
| #if VPX_ARCH_X86 || VPX_ARCH_X86_64 |
| vp8_copy32xn_fn_t copymem; |
| #endif |
| } vp8_variance_fn_ptr_t; |
| #endif // CONFIG_VP8 |
| |
| #if CONFIG_VP9 |
| typedef struct vp9_variance_vtable { |
| vpx_sad_fn_t sdf; |
| vpx_sad_avg_fn_t sdaf; |
| vpx_variance_fn_t vf; |
| vpx_subpixvariance_fn_t svf; |
| vpx_subp_avg_variance_fn_t svaf; |
| vpx_sad_multi_d_fn_t sdx4df; |
| } vp9_variance_fn_ptr_t; |
| #endif // CONFIG_VP9 |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif // VPX_VPX_DSP_VARIANCE_H_ |