ref: 3556ab56f6439607d3bb8c935db580f0b2fb63ea
dir: /vp9/encoder/vp9_aq_cyclicrefresh.h/
/*
* Copyright (c) 2014 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_AQ_CYCLICREFRESH_H_
#define VP9_ENCODER_VP9_AQ_CYCLICREFRESH_H_
#include "vp9/common/vp9_blockd.h"
#ifdef __cplusplus
extern "C" {
#endif
struct VP9_COMP;
struct CYCLIC_REFRESH;
typedef struct CYCLIC_REFRESH CYCLIC_REFRESH;
CYCLIC_REFRESH *vp9_cyclic_refresh_alloc(int mi_rows, int mi_cols);
void vp9_cyclic_refresh_free(CYCLIC_REFRESH *cr);
// Prior to coding a given prediction block, of size bsize at (mi_row, mi_col),
// check if we should reset the segment_id, and update the cyclic_refresh map
// and segmentation map.
void vp9_cyclic_refresh_update_segment(struct VP9_COMP *const cpi,
MB_MODE_INFO *const mbmi,
int mi_row, int mi_col,
BLOCK_SIZE bsize, int use_rd);
// Setup cyclic background refresh: set delta q and segmentation map.
void vp9_cyclic_refresh_setup(struct VP9_COMP *const cpi);
void vp9_cyclic_refresh_set_rate_and_dist_sb(CYCLIC_REFRESH *cr,
int64_t rate_sb, int64_t dist_sb);
int vp9_cyclic_refresh_get_rdmult(const CYCLIC_REFRESH *cr);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP9_ENCODER_VP9_AQ_CYCLICREFRESH_H_