1 /*
2  *  Copyright (c) 2012 The WebM project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef VP8_ENCODER_DENOISING_H_
12 #define VP8_ENCODER_DENOISING_H_
13 
14 #include "block.h"
15 
16 #ifdef __cplusplus
17 extern "C" {
18 #endif
19 
20 #define SUM_DIFF_THRESHOLD (16 * 16 * 2)
21 #define MOTION_MAGNITUDE_THRESHOLD (8*3)
22 
23 enum vp8_denoiser_decision
24 {
25   COPY_BLOCK,
26   FILTER_BLOCK
27 };
28 
29 typedef struct vp8_denoiser
30 {
31     YV12_BUFFER_CONFIG yv12_running_avg[MAX_REF_FRAMES];
32     YV12_BUFFER_CONFIG yv12_mc_running_avg;
33 } VP8_DENOISER;
34 
35 int vp8_denoiser_allocate(VP8_DENOISER *denoiser, int width, int height);
36 
37 void vp8_denoiser_free(VP8_DENOISER *denoiser);
38 
39 void vp8_denoiser_denoise_mb(VP8_DENOISER *denoiser,
40                              MACROBLOCK *x,
41                              unsigned int best_sse,
42                              unsigned int zero_mv_sse,
43                              int recon_yoffset,
44                              int recon_uvoffset);
45 
46 #ifdef __cplusplus
47 }  // extern "C"
48 #endif
49 
50 #endif  // VP8_ENCODER_DENOISING_H_
51