1 /*
2  * Copyright (C) 2013 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 EXAMPLE_CAMERA_H_
18 #define EXAMPLE_CAMERA_H_
19 
20 #include <system/camera_metadata.h>
21 #include "Camera.h"
22 
23 namespace default_camera_hal {
24 // ExampleCamera is an example for a specific camera device. The Camera object
25 // contains all logic common between all cameras (e.g. front and back cameras),
26 // while a specific camera device (e.g. ExampleCamera) holds all specific
27 // metadata and logic about that device.
28 class ExampleCamera : public Camera {
29     public:
30         explicit ExampleCamera(int id);
31         ~ExampleCamera();
32 
33     private:
34         // Initialize static camera characteristics for individual device
35         camera_metadata_t *initStaticInfo();
36         // Initialize whole device (templates/etc) when opened
37         int initDevice();
38         // Initialize each template metadata controls
39         int setPreviewTemplate(Metadata m);
40         int setStillTemplate(Metadata m);
41         int setRecordTemplate(Metadata m);
42         int setSnapshotTemplate(Metadata m);
43         int setZslTemplate(Metadata m);
44         // Verify settings are valid for a capture with this device
45         bool isValidCaptureSettings(const camera_metadata_t* settings);
46 };
47 } // namespace default_camera_hal
48 
49 #endif // CAMERA_H_
50