1 /*
2  * Copyright (C) 2021 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 #pragma once
17 
18 #include "CameraMetadata.h"
19 
20 #include <android/hardware/camera/device/3.2/ICameraDevice.h>
21 #include <hidl/MQDescriptor.h>
22 #include <hidl/Status.h>
23 #include "vsock_camera_device_session_3_4.h"
24 #include "vsock_camera_metadata.h"
25 #include "vsock_connection.h"
26 #include "vsock_frame_provider.h"
27 
28 #include <vector>
29 
30 namespace android::hardware::camera::device::V3_4::implementation {
31 
32 using namespace ::android::hardware::camera::device;
33 using ::android::sp;
34 using ::android::hardware::hidl_string;
35 using ::android::hardware::hidl_vec;
36 using ::android::hardware::Return;
37 using ::android::hardware::Void;
38 using ::android::hardware::camera::common::V1_0::CameraResourceCost;
39 using ::android::hardware::camera::common::V1_0::Status;
40 using ::android::hardware::camera::common::V1_0::TorchMode;
41 using ::android::hardware::camera::device::V3_2::ICameraDevice;
42 using ::android::hardware::camera::device::V3_2::ICameraDeviceCallback;
43 
44 class VsockCameraDevice : public ICameraDevice {
45  public:
46   using Settings = struct {
47     int32_t width;
48     int32_t height;
49     double frame_rate;
50   };
51 
52   VsockCameraDevice(const std::string& id, const Settings& settings,
53                     std::shared_ptr<cuttlefish::VsockConnection> connection);
54   virtual ~VsockCameraDevice();
55 
56   /* Methods from ::android::hardware::camera::device::V3_2::ICameraDevice
57    * follow. */
58   Return<void> getResourceCost(ICameraDevice::getResourceCost_cb _hidl_cb);
59   Return<void> getCameraCharacteristics(
60       ICameraDevice::getCameraCharacteristics_cb _hidl_cb);
61   Return<Status> setTorchMode(TorchMode);
62   Return<void> open(const sp<ICameraDeviceCallback>&, ICameraDevice::open_cb);
63   Return<void> dumpState(const ::android::hardware::hidl_handle&);
64   /* End of Methods from
65    * ::android::hardware::camera::device::V3_2::ICameraDevice */
66 
67  private:
68   std::string id_;
69   VsockCameraMetadata metadata_;
70   std::shared_ptr<cuttlefish::VsockConnection> connection_;
71   std::shared_ptr<cuttlefish::VsockFrameProvider> frame_provider_;
72   std::atomic<bool> is_open_;
73   sp<VsockCameraDeviceSession> session_;
74 };
75 
76 }  // namespace android::hardware::camera::device::V3_4::implementation
77