1 /*
2  * Copyright (C) 2017 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 CAR_EVS_APP_RENDERDIRECTVIEW_H
18 #define CAR_EVS_APP_RENDERDIRECTVIEW_H
19 
20 
21 #include "RenderBase.h"
22 
23 #include <android/hardware/automotive/evs/1.1/IEvsEnumerator.h>
24 #include "ConfigManager.h"
25 #include "VideoTex.h"
26 
27 
28 using namespace ::android::hardware::automotive::evs::V1_1;
29 using ::android::hardware::camera::device::V3_2::Stream;
30 
31 
32 /*
33  * Renders the view from a single specified camera directly to the full display.
34  */
35 class RenderDirectView: public RenderBase {
36 public:
37     RenderDirectView(sp<IEvsEnumerator> enumerator,
38                      const CameraDesc& camDesc,
39                      const ConfigManager& config);
40 
41     virtual bool activate() override;
42     virtual void deactivate() override;
43 
44     virtual bool drawFrame(const BufferDesc& tgtBuffer);
45 
46 protected:
47     sp<IEvsEnumerator>              mEnumerator;
48     ConfigManager::CameraInfo       mCameraInfo;
49     CameraDesc                      mCameraDesc;
50     const ConfigManager&            mConfig;
51 
52     std::unique_ptr<VideoTex>       mTexture;
53 
54     GLuint                          mShaderProgram = 0;
55 };
56 
57 
58 #endif //CAR_EVS_APP_RENDERDIRECTVIEW_H
59