1 /**
2  * Copyright (C) 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef STREAM_SCHEDULER_H
18 #define STREAM_SCHEDULER_H
19 
20 #include <BaseNode.h>
21 #include <IImsMediaThread.h>
22 #include <StreamSchedulerCallback.h>
23 #include <ImsMediaCondition.h>
24 #include <list>
25 #include <atomic>
26 
27 class StreamScheduler : public IImsMediaThread, public StreamSchedulerCallback
28 {
29 public:
30     StreamScheduler();
31     virtual ~StreamScheduler();
32     void RegisterNode(BaseNode* pNode);
33     void DeRegisterNode(BaseNode* pNode);
34     void Start();
35     void Stop();
36     void Awake();
onAwakeScheduler()37     virtual void onAwakeScheduler() { this->Awake(); }
38     virtual void* run();
IsThreadRunning()39     bool IsThreadRunning() { return mIsRunning; }
GetNumRegisteredNodes()40     uint32_t GetNumRegisteredNodes() { return mListRegisteredNode.size(); }
41 
42 private:
43     bool RunRegisteredNode();
44     std::list<BaseNode*> mListRegisteredNode;
45     ImsMediaCondition mConditionMain;
46     ImsMediaCondition mConditionExit;
47     std::mutex mMutex;
48     std::atomic<bool> mIsRunning;
49 };
50 
51 #endif