1 /*
2  * Copyright (C) 2019 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 #pragma once
18 
19 #include "Packetizer.h"
20 
21 #include <https/RunLoop.h>
22 
23 #include <source/HostToGuestComms.h>
24 
25 #include <source/KeyboardSink.h>
26 #include <source/TouchSink.h>
27 #include <source/StreamingSource.h>
28 
29 #include <memory>
30 #include <mutex>
31 #include <set>
32 
33 #include <host/libs/screen_connector/screen_connector.h>
34 
35 struct ServerState {
36     using TouchSink = android::TouchSink;
37     using KeyboardSink = android::KeyboardSink;
38 
39     enum class VideoFormat {
40         VP8,
41     };
42     explicit ServerState(
43             std::shared_ptr<RunLoop> runLoop,
44             VideoFormat videoFormat);
45 
46     std::shared_ptr<Packetizer> getVideoPacketizer();
47     std::shared_ptr<Packetizer> getAudioPacketizer();
48     std::shared_ptr<TouchSink> getTouchSink();
49     std::shared_ptr<KeyboardSink> getKeyboardSink();
50 
videoFormatServerState51     VideoFormat videoFormat() const { return mVideoFormat; }
52 
53     size_t acquireHandlerId();
54     void releaseHandlerId(size_t id);
55 
56 private:
57     using StreamingSource = android::StreamingSource;
58 
59     std::shared_ptr<RunLoop> mRunLoop;
60 
61     VideoFormat mVideoFormat;
62 
63     std::weak_ptr<Packetizer> mVideoPacketizer;
64     std::weak_ptr<Packetizer> mAudioPacketizer;
65 
66     std::shared_ptr<StreamingSource> mFrameBufferSource;
67 
68     std::shared_ptr<StreamingSource> mAudioSource;
69 
70     std::shared_ptr<cvd::ScreenConnector> mScreenConnector;
71     std::shared_ptr<std::thread> mScreenConnectorMonitor;
72 
73     std::shared_ptr<TouchSink> mTouchSink;
74     std::shared_ptr<KeyboardSink> mKeyboardSink;
75 
76     std::set<size_t> mAllocatedHandlerIds;
77 
78     void MonitorScreenConnector();
79 };
80