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_FOUNDATION_AVBUFFER_QUEUE_PRODUCER_H
17 #define HISTREAMER_FOUNDATION_AVBUFFER_QUEUE_PRODUCER_H
18 
19 #include "buffer/avbuffer_queue_define.h"
20 #include "iremote_stub.h"
21 #include "surface.h"
22 
23 namespace OHOS {
24 namespace Media {
25 
26 class AVBufferQueueProducer : public virtual IRemoteBroker {
27 public:
28     virtual uint32_t GetQueueSize() = 0;
29     virtual Status SetQueueSize(uint32_t size) = 0;
30 
31     virtual Status RequestBuffer(std::shared_ptr<AVBuffer>& outBuffer,
32                                  const AVBufferConfig& config, int32_t timeoutMs) = 0;
33     virtual Status PushBuffer(const std::shared_ptr<AVBuffer>& inBuffer, bool available) = 0;
34     virtual Status ReturnBuffer(const std::shared_ptr<AVBuffer>& inBuffer, bool available) = 0;
35 
36     virtual Status AttachBuffer(std::shared_ptr<AVBuffer>& inBuffer, bool isFilled) = 0;
37     virtual Status DetachBuffer(const std::shared_ptr<AVBuffer>& outBuffer) = 0;
38 
39     virtual Status SetBufferFilledListener(sptr<IBrokerListener>& listener) = 0;
40     virtual Status RemoveBufferFilledListener(sptr<IBrokerListener>& listener) = 0;
41     virtual Status SetBufferAvailableListener(sptr<IProducerListener>& listener) = 0;
42     virtual Status Clear() = 0;
43     DECLARE_INTERFACE_DESCRIPTOR(u"Media.AVBufferQueueProducer");
44 
45 protected:
46     enum: uint32_t {
47         PRODUCER_GET_QUEUE_SIZE = 0,
48         PRODUCER_SET_QUEUE_SIZE = 1,
49         PRODUCER_REQUEST_BUFFER = 2,
50         PRODUCER_PUSH_BUFFER = 3,
51         PRODUCER_RETURN_BUFFER = 4,
52         PRODUCER_ATTACH_BUFFER = 5,
53         PRODUCER_DETACH_BUFFER = 6,
54         PRODUCER_SET_FILLED_LISTENER = 7,
55         PRODUCER_REMOVE_FILLED_LISTENER = 8,
56         PRODUCER_SET_AVAILABLE_LISTENER = 9
57     };
58 };
59 
60 } // namespace Media
61 } // namespace OHOS
62 
63 #endif // HISTREAMER_FOUNDATION_AVBUFFER_QUEUE_PRODUCER_H
64