src/type3_AndroidCloud/anbox-master/android/camera/EmulatedFakeCamera.cpp

   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 /*
  18  * Contains implementation of a class EmulatedFakeCamera that encapsulates
  19  * functionality of a fake camera.
  20  */
  21
  22 #define LOG_NDEBUG 0
  23 #define LOG_TAG "EmulatedCamera_FakeCamera"
  24 #include <cutils/log.h>
  25 #include <cutils/properties.h>
  26 #include "EmulatedFakeCamera.h"
  27 #include "EmulatedCameraFactory.h"
  28
  29 namespace android {
  30
  31 EmulatedFakeCamera::EmulatedFakeCamera(int cameraId,
  32                                        bool facingBack,
  33                                        struct hw_module_t* module)
  34         : EmulatedCamera(cameraId, module),
  35           mFacingBack(facingBack),
  36           mFakeCameraDevice(this)
  37 {
  38 }
  39
  40 EmulatedFakeCamera::~EmulatedFakeCamera()
  41 {
  42 }
  43
  44 /****************************************************************************
  45  * Public API overrides
  46  ***************************************************************************/
  47
  48 status_t EmulatedFakeCamera::Initialize()
  49 {
  50     status_t res = mFakeCameraDevice.Initialize();
  51     if (res != NO_ERROR) {
  52         return res;
  53     }
  54
  55     const char* facing = mFacingBack ? EmulatedCamera::FACING_BACK :
  56                                        EmulatedCamera::FACING_FRONT;
  57
  58     mParameters.set(EmulatedCamera::FACING_KEY, facing);
  59     ALOGD("%s: Fake camera is facing %s", __FUNCTION__, facing);
  60
  61     mParameters.set(EmulatedCamera::ORIENTATION_KEY,
  62                     gEmulatedCameraFactory.getFakeCameraOrientation());
  63
  64     res = EmulatedCamera::Initialize();
  65     if (res != NO_ERROR) {
  66         return res;
  67     }
  68
  69     /*
  70      * Parameters provided by the camera device.
  71      */
  72
  73     /* 352x288 and 320x240 frame dimensions are required by the framework for
  74      * video mode preview and video recording. */
  75     mParameters.set(CameraParameters::KEY_SUPPORTED_PICTURE_SIZES,
  76                     "640x480,352x288,320x240");
  77     mParameters.set(CameraParameters::KEY_SUPPORTED_PREVIEW_SIZES,
  78                     "640x480,352x288,320x240");
  79     mParameters.setPreviewSize(640, 480);
  80     mParameters.setPictureSize(640, 480);
  81
  82     return NO_ERROR;
  83 }
  84
  85 EmulatedCameraDevice* EmulatedFakeCamera::getCameraDevice()
  86 {
  87     return &mFakeCameraDevice;
  88 }
  89
  90 };  /* namespace android */