1 /*
2  * Copyright (c) 2024 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 CONSUMER_SURFACE_DELEGATOR_H
17 #define CONSUMER_SURFACE_DELEGATOR_H
18 
19 #include "transact_surface_delegator_stub.h"
20 
21 namespace OHOS {
22 class BufferQueue;
23 class ConsumerSurfaceDelegator : public TransactSurfaceDelegatorStub {
24 public:
25     static sptr<ConsumerSurfaceDelegator> Create();
26     ~ConsumerSurfaceDelegator() = default;
27     GSError DequeueBuffer(const BufferRequestConfig& config, sptr<BufferExtraData>& bedata,
28                           struct IBufferProducer::RequestBufferReturnValue& retval);
29     GSError QueueBuffer(sptr<SurfaceBuffer>& buffer, int32_t fenceFd);
30     GSError ReleaseBuffer(int slot, int releaseFenceFd);
31     GSError CancelBuffer(sptr<SurfaceBuffer>& buffer);
32     GSError DetachBuffer(sptr<SurfaceBuffer>& buffer);
33     bool SetBufferQueue(BufferQueue* bufferQueue);
34     int OnRemoteRequest(uint32_t code, MessageParcel& data, MessageParcel& reply, MessageOption& option) override;
35 private:
36     ConsumerSurfaceDelegator() = default;
37     std::map<int32_t, sptr<SurfaceBuffer>> slotBufferMap_;
38     BufferQueue* bufferQueue_ = nullptr;
39 };
40 } // namespace OHOS
41 #endif // CONSUMER_SURFACE_DELEGATOR_H
42