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      1 /*
      2  * Copyright (C) 2011 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 HW_EMULATOR_CAMERA_EMULATED_QEMU_CAMERA_H
     18 #define HW_EMULATOR_CAMERA_EMULATED_QEMU_CAMERA_H
     19 
     20 /*
     21  * Contains declaration of a class EmulatedQemuCamera that encapsulates
     22  * functionality of an emulated camera connected to the host.
     23  */
     24 
     25 #include "EmulatedCamera.h"
     26 #include "EmulatedQemuCameraDevice.h"
     27 
     28 namespace android {
     29 
     30 /* Encapsulates functionality of an emulated camera connected to the host.
     31  */
     32 class EmulatedQemuCamera : public EmulatedCamera {
     33 public:
     34     /* Constructs EmulatedQemuCamera instance. */
     35     EmulatedQemuCamera(int cameraId, struct hw_module_t* module);
     36 
     37     /* Destructs EmulatedQemuCamera instance. */
     38     ~EmulatedQemuCamera();
     39 
     40     /***************************************************************************
     41      * EmulatedCamera virtual overrides.
     42      **************************************************************************/
     43 
     44 public:
     45     /* Initializes EmulatedQemuCamera instance. */
     46      status_t Initialize(const char* device_name,
     47                          const char* frame_dims,
     48                          const char* facing_dir);
     49 
     50     /***************************************************************************
     51      * EmulatedCamera abstract API implementation.
     52      **************************************************************************/
     53 
     54 protected:
     55     /* Gets emulated camera device ised by this instance of the emulated camera.
     56      */
     57     EmulatedCameraDevice* getCameraDevice();
     58 
     59     /***************************************************************************
     60      * Data memebers.
     61      **************************************************************************/
     62 
     63 protected:
     64     /* Contained qemu camera device object. */
     65     EmulatedQemuCameraDevice    mQemuCameraDevice;
     66 
     67     /* Supported frame dimensions reported by the camera device. */
     68     String8                     mFrameDims;
     69 };
     70 
     71 }; /* namespace android */
     72 
     73 #endif  /* HW_EMULATOR_CAMERA_EMULATED_QEMU_CAMERA_H */
     74