1 /*
2  *  Copyright (c) 2010 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_COMMON_VP9_ALLOCCOMMON_H_
13 #define VP9_COMMON_VP9_ALLOCCOMMON_H_
14 
15 #define INVALID_IDX -1  // Invalid buffer index.
16 
17 #ifdef __cplusplus
18 extern "C" {
19 #endif
20 
21 struct VP9Common;
22 struct BufferPool;
23 
24 void vp9_remove_common(struct VP9Common *cm);
25 
26 int vp9_alloc_context_buffers(struct VP9Common *cm, int width, int height);
27 void vp9_init_context_buffers(struct VP9Common *cm);
28 void vp9_free_context_buffers(struct VP9Common *cm);
29 
30 void vp9_free_ref_frame_buffers(struct BufferPool *pool);
31 void vp9_free_postproc_buffers(struct VP9Common *cm);
32 
33 int vp9_alloc_state_buffers(struct VP9Common *cm, int width, int height);
34 void vp9_free_state_buffers(struct VP9Common *cm);
35 
36 void vp9_set_mb_mi(struct VP9Common *cm, int width, int height);
37 
38 void vp9_swap_current_and_last_seg_map(struct VP9Common *cm);
39 
40 #ifdef __cplusplus
41 }  // extern "C"
42 #endif
43 
44 #endif  // VP9_COMMON_VP9_ALLOCCOMMON_H_
45