1 /*
2  * Copyright (c) 2021-2021 Huawei Device 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 HISTREAMER_PLUGINS_COMMON_SURFACE_MEMORY_H
17 #define HISTREAMER_PLUGINS_COMMON_SURFACE_MEMORY_H
18 
19 #if !defined(OHOS_LITE) && defined(VIDEO_SUPPORT)
20 
21 #include "osal/task/task.h"
22 #include "osal/task/mutex.h"
23 #include "plugin/plugin_buffer.h"
24 #include "common/surface_allocator.h"
25 #include "refbase.h"
26 #include "surface/surface.h"
27 
28 namespace OHOS {
29 namespace Media {
30 namespace Plugins {
31 class SurfaceMemory : public Memory {
32 public:
33     ~SurfaceMemory();
34 
35     sptr<SurfaceBuffer> GetSurfaceBuffer();
36 
37     int32_t GetFlushFence();
38 
39     BufferHandle *GetBufferHandle();
40 
41     uint32_t GetSurfaceBufferStride();
42 
43     void SetNeedRender(bool needRender);
44 
45 protected:
46     uint8_t* GetRealAddr() const override;
47 
48 private:
49     explicit SurfaceMemory(size_t capacity, std::shared_ptr<Allocator> allocator = nullptr, size_t align = 1);
50     explicit SurfaceMemory(sptr<SurfaceBuffer> surfaceBuffer, int32_t surfaceCapacity);
51 
52     void AllocSurfaceBuffer();
53     void ReleaseSurfaceBuffer();
54 
55     mutable Mutex memMutex_ {};
56 
57     /// Surface buffer
58     sptr<SurfaceBuffer> surfaceBuffer_ {nullptr};
59 
60     std::shared_ptr<SurfaceAllocator> surfaceAllocator_ {nullptr};
61 
62     /// the fence fd for Surface
63     int32_t fence_ {-1};
64 
65     uint32_t stride_ {0};
66 
67     bool needRender_ {false};
68 
69     friend class Buffer;
70 };
71 } // namespace Plugins
72 } // namespace Media
73 } // namespace OHOS
74 
75 #endif
76 #endif // HISTREAMER_PLUGINS_COMMON_SURFACE_MEMORY_H
77