1/*
2 *  Copyright (c) 2014 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
12#ifndef VP9_ENCODER_VP9_AQ_CYCLICREFRESH_H_
13#define VP9_ENCODER_VP9_AQ_CYCLICREFRESH_H_
14
15#include "vp9/common/vp9_blockd.h"
16
17#ifdef __cplusplus
18extern "C" {
19#endif
20
21struct VP9_COMP;
22
23struct CYCLIC_REFRESH;
24typedef struct CYCLIC_REFRESH CYCLIC_REFRESH;
25
26CYCLIC_REFRESH *vp9_cyclic_refresh_alloc(int mi_rows, int mi_cols);
27
28void vp9_cyclic_refresh_free(CYCLIC_REFRESH *cr);
29
30// Prior to coding a given prediction block, of size bsize at (mi_row, mi_col),
31// check if we should reset the segment_id, and update the cyclic_refresh map
32// and segmentation map.
33void vp9_cyclic_refresh_update_segment(struct VP9_COMP *const cpi,
34                                       MB_MODE_INFO *const mbmi,
35                                       int mi_row, int mi_col,
36                                       BLOCK_SIZE bsize, int use_rd);
37
38// Setup cyclic background refresh: set delta q and segmentation map.
39void vp9_cyclic_refresh_setup(struct VP9_COMP *const cpi);
40
41void vp9_cyclic_refresh_set_rate_and_dist_sb(CYCLIC_REFRESH *cr,
42                                             int64_t rate_sb, int64_t dist_sb);
43
44int vp9_cyclic_refresh_get_rdmult(const CYCLIC_REFRESH *cr);
45
46#ifdef __cplusplus
47}  // extern "C"
48#endif
49
50#endif  // VP9_ENCODER_VP9_AQ_CYCLICREFRESH_H_
51