1 /*
2  * Copyright (C) 2020 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 <mutex>
20 
21 #include "host/frontend/webrtc/cvd_video_frame_buffer.h"
22 #include "host/frontend/webrtc/lib/video_sink.h"
23 #include "host/libs/screen_connector/screen_connector.h"
24 
25 namespace cuttlefish {
26 class DisplayHandler {
27  public:
28   DisplayHandler(
29       std::shared_ptr<webrtc_streaming::VideoSink> display_sink,
30       ScreenConnector* screen_connector);
31   ~DisplayHandler() = default;
32 
33   [[noreturn]] void Loop();
34   void SendLastFrame();
35 
36  private:
37   std::shared_ptr<webrtc_streaming::VideoSink> display_sink_;
38   ScreenConnector* screen_connector_;
39   std::shared_ptr<webrtc_streaming::VideoFrameBuffer> last_buffer_;
40   std::mutex last_buffer_mutex_;
41   std::mutex next_frame_mutex_;
42 };
43 }  // namespace cuttlefish
44