1 /*
2  * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef __MPP_ALLOCATOR_H__
17 #define __MPP_ALLOCATOR_H__
18 
19 #include "rk_type.h"
20 #include "mpp_buffer.h"
21 
22 typedef void *MppAllocator;
23 
24 typedef struct MppAllocatorCfg_t {
25     // input
26     size_t alignment;
27     unsigned int flags;
28 } MppAllocatorCfg;
29 
30 typedef struct MppAllocatorApi_t {
31     unsigned int size;
32     unsigned int version;
33 
34     MPP_RET (*alloc)(MppAllocator allocator, MppBufferInfo *data);
35     MPP_RET (*free)(MppAllocator allocator, MppBufferInfo *data);
36     MPP_RET (*import)(MppAllocator allocator, MppBufferInfo *data);
37     MPP_RET (*release)(MppAllocator allocator, MppBufferInfo *data);
38     MPP_RET (*mmap)(MppAllocator allocator, MppBufferInfo *data);
39 } MppAllocatorApi;
40 
41 #ifdef __cplusplus
42 extern "C" {
43 #endif
44 
45 MPP_RET mpp_allocator_get(MppAllocator *allocator, MppAllocatorApi **api, MppBufferType type);
46 MPP_RET mpp_allocator_put(MppAllocator *allocator);
47 
48 #ifdef __cplusplus
49 }
50 #endif
51 
52 #endif /* __MPP_ALLOCATOR_H__ */
53