summaryrefslogtreecommitdiffstats
path: root/media/libvpx/vp9/encoder/vp9_variance.h
blob: 0a8739510f42a6b35d40260210d252bb479d39eb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
/*
 *  Copyright (c) 2010 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 VP9_ENCODER_VP9_VARIANCE_H_
#define VP9_ENCODER_VP9_VARIANCE_H_

#include "vpx/vpx_integer.h"
#include "vpx_ports/mem.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef unsigned int(*vp9_sad_fn_t)(const uint8_t *src_ptr,
                                    int source_stride,
                                    const uint8_t *ref_ptr,
                                    int ref_stride);

typedef unsigned int(*vp9_sad_avg_fn_t)(const uint8_t *src_ptr,
                                        int source_stride,
                                        const uint8_t *ref_ptr,
                                        int ref_stride,
                                        const uint8_t *second_pred);

typedef void (*vp9_sad_multi_fn_t)(const uint8_t *src_ptr,
                                   int source_stride,
                                   const uint8_t *ref_ptr,
                                   int  ref_stride,
                                   unsigned int *sad_array);

typedef void (*vp9_sad_multi_d_fn_t)(const uint8_t *src_ptr,
                                     int source_stride,
                                     const uint8_t* const ref_ptr[],
                                     int  ref_stride, unsigned int *sad_array);

typedef unsigned int (*vp9_variance_fn_t)(const uint8_t *src_ptr,
                                          int source_stride,
                                          const uint8_t *ref_ptr,
                                          int ref_stride,
                                          unsigned int *sse);

typedef unsigned int (*vp9_subpixvariance_fn_t)(const uint8_t *src_ptr,
                                                int source_stride,
                                                int xoffset,
                                                int yoffset,
                                                const uint8_t *ref_ptr,
                                                int Refstride,
                                                unsigned int *sse);

typedef unsigned int (*vp9_subp_avg_variance_fn_t)(const uint8_t *src_ptr,
                                                   int source_stride,
                                                   int xoffset,
                                                   int yoffset,
                                                   const uint8_t *ref_ptr,
                                                   int Refstride,
                                                   unsigned int *sse,
                                                   const uint8_t *second_pred);

typedef struct vp9_variance_vtable {
  vp9_sad_fn_t               sdf;
  vp9_sad_avg_fn_t           sdaf;
  vp9_variance_fn_t          vf;
  vp9_subpixvariance_fn_t    svf;
  vp9_subp_avg_variance_fn_t svaf;
  vp9_sad_multi_fn_t         sdx3f;
  vp9_sad_multi_fn_t         sdx8f;
  vp9_sad_multi_d_fn_t       sdx4df;
} vp9_variance_fn_ptr_t;

#ifdef __cplusplus
}  // extern "C"
#endif

#endif  // VP9_ENCODER_VP9_VARIANCE_H_