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_PLUGIN_COMMON_SURFACE_ALLOCATOR_H
17 #define HISTREAMER_PLUGIN_COMMON_SURFACE_ALLOCATOR_H
18 
19 #if !defined(OHOS_LITE) && defined(VIDEO_SUPPORT)
20 
21 #include "plugin/common/plugin_memory.h"
22 #include "plugin/common/plugin_types.h"
23 #include "refbase.h"
24 #include "surface/surface.h"
25 
26 namespace OHOS {
27 namespace Media {
28 namespace Plugin {
29 class SurfaceAllocator : public Allocator {
30 public:
31     explicit SurfaceAllocator(sptr<Surface> surface = nullptr);
32     ~SurfaceAllocator() override = default;
33 
34     sptr<SurfaceBuffer> AllocSurfaceBuffer();
35     void ReleaseSurfaceBuffer(sptr<SurfaceBuffer>& surfaceBuffer, bool needRender);
36 
37     void* Alloc(size_t size) override;
38     void Free(void* ptr) override; // NOLINT: void*
39 
40     void Config(int32_t width, int32_t height, uint64_t usage, int32_t format, int32_t strideAlign, int32_t timeout);
41     void SetScaleType(VideoScaleType videoScaleType);
42     void UpdateSurfaceBufferScaleMode(sptr<SurfaceBuffer>& surfaceBuffer);
43 private:
44     sptr<Surface> surface_ {nullptr};
45     BufferRequestConfig requestConfig_;
46     ScalingMode scalingMode_ {ScalingMode::SCALING_MODE_SCALE_TO_WINDOW};
47 };
48 } // namespace Plugin
49 } // namespace Media
50 } // namespace OHOS
51 
52 #endif
53 #endif // HISTREAMER_PLUGIN_COMMON_SURFACE_BUFFER_H
54