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 18 extern "C" { 19 #endif 20 21 struct VP9_COMP; 22 23 struct CYCLIC_REFRESH; 24 typedef struct CYCLIC_REFRESH CYCLIC_REFRESH; 25 26 CYCLIC_REFRESH *vp9_cyclic_refresh_alloc(int mi_rows, int mi_cols); 27 28 void 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. 33 void 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. 39 void vp9_cyclic_refresh_setup(struct VP9_COMP *const cpi); 40 41 void vp9_cyclic_refresh_set_rate_and_dist_sb(CYCLIC_REFRESH *cr, 42 int64_t rate_sb, int64_t dist_sb); 43 44 int 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
