1 /*
2  * Copyright (C) 2016 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 ANDROID_AUTOMOTIVE_EVS_V1_0_EVSCAMERAENUMERATOR_H
18 #define ANDROID_AUTOMOTIVE_EVS_V1_0_EVSCAMERAENUMERATOR_H
19 
20 #include <list>
21 
22 #include "HalCamera.h"
23 #include "VirtualCamera.h"
24 
25 #include <android/hardware/automotive/evs/1.0/IEvsEnumerator.h>
26 #include <android/hardware/automotive/evs/1.0/IEvsDisplay.h>
27 
28 using namespace ::android::hardware::automotive::evs::V1_0;
29 using ::android::hardware::Return;
30 using ::android::hardware::hidl_string;
31 
32 namespace android {
33 namespace automotive {
34 namespace evs {
35 namespace V1_0 {
36 namespace implementation {
37 
38 class Enumerator : public IEvsEnumerator {
39 public:
40     // Methods from ::android::hardware::automotive::evs::V1_0::IEvsEnumerator follow.
41     Return<void>            getCameraList(getCameraList_cb _hidl_cb)  override;
42     Return<sp<IEvsCamera>>  openCamera(const hidl_string& cameraId)  override;
43     Return<void>            closeCamera(const ::android::sp<IEvsCamera>& virtualCamera)  override;
44     Return<sp<IEvsDisplay>> openDisplay()  override;
45     Return<void>            closeDisplay(const ::android::sp<IEvsDisplay>& display)  override;
46     Return<DisplayState>    getDisplayState()  override;
47 
48     // Implementation details
49     bool init(const char* hardwareServiceName);
50 
51 private:
52     bool checkPermission();
53 
54     sp<IEvsEnumerator>          mHwEnumerator;  // Hardware enumerator
55     wp<IEvsDisplay>             mActiveDisplay; // Display proxy object warpping hw display
56     std::list<sp<HalCamera>>    mCameras;       // Camera proxy objects wrapping hw cameras
57 };
58 
59 } // namespace implementation
60 } // namespace V1_0
61 } // namespace evs
62 } // namespace automotive
63 } // namespace android
64 
65 #endif  // ANDROID_AUTOMOTIVE_EVS_V1_0_EVSCAMERAENUMERATOR_H
66