Java Code Examples for android.hardware.Camera.CameraInfo#CAMERA_FACING_BACK

The following examples show how to use android.hardware.Camera.CameraInfo#CAMERA_FACING_BACK . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: CameraSurfaceView.java    From Paddle-Lite-Demo with Apache License 2.0 6 votes vote down vote up 
public CameraSurfaceView(Context ctx, AttributeSet attrs) {
    super(ctx, attrs);
    context = ctx;
    setEGLContextClientVersion(2);
    setRenderer(this);
    setRenderMode(RENDERMODE_WHEN_DIRTY);

    // Find the total number of available cameras and the ID of the default camera
    numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) {
            selectedCameraId = i;
        }
    }
}
Example 2
Source File: CameraSurfaceView.java    From Paddle-Lite-Demo with Apache License 2.0 6 votes vote down vote up 
public CameraSurfaceView(Context ctx, AttributeSet attrs) {
    super(ctx, attrs);
    context = ctx;
    setEGLContextClientVersion(2);
    setRenderer(this);
    setRenderMode(RENDERMODE_WHEN_DIRTY);

    // Find the total number of available cameras and the ID of the default camera
    numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) {
            selectedCameraId = i;
        }
    }
}
Example 3
Source File: CameraSurfaceView.java    From Paddle-Lite-Demo with Apache License 2.0 6 votes vote down vote up 
public CameraSurfaceView(Context ctx, AttributeSet attrs) {
    super(ctx, attrs);
    context = ctx;
    setEGLContextClientVersion(2);
    setRenderer(this);
    setRenderMode(RENDERMODE_WHEN_DIRTY);

    // Find the total number of available cameras and the ID of the default camera
    numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) {
            selectedCameraId = i;
        }
    }
}
Example 4
Source File: CameraSurfaceView.java    From Paddle-Lite-Demo with Apache License 2.0 6 votes vote down vote up 
public CameraSurfaceView(Context ctx, AttributeSet attrs) {
    super(ctx, attrs);
    context = ctx;
    setEGLContextClientVersion(2);
    setRenderer(this);
    setRenderMode(RENDERMODE_WHEN_DIRTY);

    // Find the total number of available cameras and the ID of the default camera
    numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) {
            selectedCameraId = i;
        }
    }
}
Example 5
Source File: CameraSurfaceView.java    From Paddle-Lite-Demo with Apache License 2.0 6 votes vote down vote up 
public CameraSurfaceView(Context ctx, AttributeSet attrs) {
    super(ctx, attrs);
    context = ctx;
    setEGLContextClientVersion(2);
    setRenderer(this);
    setRenderMode(RENDERMODE_WHEN_DIRTY);

    // Find the total number of available cameras and the ID of the default camera
    numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) {
            selectedCameraId = i;
        }
    }
}
Example 6
Source File: CameraSurfaceView.java    From Paddle-Lite-Demo with Apache License 2.0 6 votes vote down vote up 
public CameraSurfaceView(Context ctx, AttributeSet attrs) {
    super(ctx, attrs);
    context = ctx;
    setEGLContextClientVersion(2);
    setRenderer(this);
    setRenderMode(RENDERMODE_WHEN_DIRTY);

    // Find the total number of available cameras and the ID of the default camera
    numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) {
            selectedCameraId = i;
        }
    }
}
Example 7
Source File: SurfaceGrabberActivity.java    From zom-android-matrix with Apache License 2.0 6 votes vote down vote up 
private boolean tryCreateCamera(int facing) {
    CameraInfo info = new CameraInfo();
    for (int nCam = 0; nCam < Camera.getNumberOfCameras(); nCam++) {
        Camera.getCameraInfo(nCam, info);
        if (info.facing == facing) {
            camera = Camera.open(nCam);
            cameraInfo = info;
            //Size size = choosePictureSize(camera.getParameters().getSupportedPictureSizes());

            Camera.Parameters params = camera.getParameters();
            params.setPictureFormat(ImageFormat.JPEG);
            //params.setPictureSize(size.width,size.height);
            //params.setJpegThumbnailSize(128,128);
            //params.setPreviewSize(size.width/2,size.height/2);

            if (this.getCameraDirection() == CameraInfo.CAMERA_FACING_BACK) {
                params.setFocusMode(Camera.Parameters.FOCUS_MODE_AUTO);
            }

            camera.setParameters(params);

            return true;
        }
    }
    return false;
}
Example 8
Source File: DisableCameraReceiver.java    From Camera2 with Apache License 2.0 6 votes vote down vote up 
private boolean hasBackCamera()
{
    int n = android.hardware.Camera.getNumberOfCameras();
    CameraInfo info = new CameraInfo();
    for (int i = 0; i < n; i++)
    {
        android.hardware.Camera.getCameraInfo(i, info);
        if (info.facing == CameraInfo.CAMERA_FACING_BACK)
        {
            Log.i(TAG, "back camera found: " + i);
            return true;
        }
    }
    Log.i(TAG, "no back camera");
    return false;
}
Example 9
Source File: PreMarshmallow.java    From lantern with Apache License 2.0 5 votes vote down vote up 
private int getCameraId() {
    int numberOfCameras = Camera.getNumberOfCameras();
    for (int i = 0; i < numberOfCameras; i++) {
        CameraInfo info = new CameraInfo();
        Camera.getCameraInfo(i, info);
        if (info.facing == CameraInfo.CAMERA_FACING_BACK) {
            return i;
        }
    }
    return 0;
}
Example 10
Source File: CameraApi2Activity.java    From pixelvisualcorecamera with Apache License 2.0 5 votes vote down vote up 
/** Initializes cameraId state from global preferences. */
@SuppressWarnings("deprecation")
private void initCameraSelection() {
  int cameraIdInt = preferences.getCameraId();
  if (cameraIdInt > CameraInfo.CAMERA_FACING_FRONT) {
    Log.e(TAG, "out of bounds camera id: " + cameraIdInt);
    cameraIdInt = CameraInfo.CAMERA_FACING_BACK;
    preferences.setCameraId(cameraIdInt);
  }
  cameraId = String.valueOf(cameraIdInt);
}
Example 11
Source File: CameraApi1Activity.java    From pixelvisualcorecamera with Apache License 2.0 5 votes vote down vote up 
private void setCameraIconForCurrentCamera() {
  ImageButton button = findViewById(R.id.control_camera_selection);
  switch (cameraId) {
    case CameraInfo.CAMERA_FACING_BACK:
      button.setImageResource(R.drawable.ic_camera_rear_white_24);
      break;
    case CameraInfo.CAMERA_FACING_FRONT:
      button.setImageResource(R.drawable.ic_camera_front_white_24);
      break;
    default:
      break;
  }
}
Example 12
Source File: CameraApi1Activity.java    From pixelvisualcorecamera with Apache License 2.0 5 votes vote down vote up 
/** Initializes cameraId state from global preferences. */
private void initCameraSelection() {
  cameraId = preferences.getCameraId();
  if (cameraId > CameraInfo.CAMERA_FACING_FRONT) {
    Log.e(TAG, "out of bounds camera id: " + cameraId);
    cameraId = CameraInfo.CAMERA_FACING_BACK;
    preferences.setCameraId(cameraId);
  }
}
Example 13
Source File: LegacyCameraConnectionFragment.java    From dbclf with Apache License 2.0 5 votes vote down vote up 
private int getCameraId() {
    CameraInfo ci = new CameraInfo();
    for (int i = 0; i < Camera.getNumberOfCameras(); i++) {
        Camera.getCameraInfo(i, ci);
        if (ci.facing == CameraInfo.CAMERA_FACING_BACK)
            return i;
    }
    return -1; // No camera found
}
Example 14
Source File: LegacyCameraConnectionFragment.java    From next18-ai-in-motion with Apache License 2.0 5 votes vote down vote up 
private int getCameraId() {
  CameraInfo ci = new CameraInfo();
  for (int i = 0; i < Camera.getNumberOfCameras(); i++) {
    Camera.getCameraInfo(i, ci);
    if (ci.facing == CameraInfo.CAMERA_FACING_BACK)
      return i;
  }
  return -1; // No camera found
}
Example 15
Source File: CameraView.java    From mollyim-android with GNU General Public License v3.0 5 votes vote down vote up 
public void flipCamera() {
  if (Camera.getNumberOfCameras() > 1) {
    cameraId = cameraId == CameraInfo.CAMERA_FACING_BACK
               ? CameraInfo.CAMERA_FACING_FRONT
               : CameraInfo.CAMERA_FACING_BACK;
    onPause();
    onResume();
    TextSecurePreferences.setDirectCaptureCameraId(getContext(), cameraId);
  }
}
Example 16
Source File: SecureCameraActivity.java    From zom-android-matrix with Apache License 2.0 4 votes vote down vote up 
@Override
protected int getCameraDirection() {
    //return CameraInfo.CAMERA_FACING_FRONT;
    return CameraInfo.CAMERA_FACING_BACK;
}
Example 17
Source File: SurfaceGrabberActivity.java    From zom-android-matrix with Apache License 2.0 4 votes vote down vote up 
private int getOtherDirection(int facing) {
    return (facing == CameraInfo.CAMERA_FACING_BACK) ? CameraInfo.CAMERA_FACING_FRONT : CameraInfo.CAMERA_FACING_BACK;
}
Example 18
Source File: SurfaceGrabberActivity.java    From zom-android-matrix with Apache License 2.0 4 votes vote down vote up 
protected int getCameraDirection() {
    return CameraInfo.CAMERA_FACING_BACK;
}
Example 19
Source File: CodeScanner.java    From code-scanner with MIT License 4 votes vote down vote up 
private void initialize() {
    Camera camera = null;
    final CameraInfo cameraInfo = new CameraInfo();
    final int cameraId = mCameraId;
    if (cameraId == CAMERA_BACK || cameraId == CAMERA_FRONT) {
        final int numberOfCameras = Camera.getNumberOfCameras();
        final int facing = cameraId == CAMERA_BACK ? CameraInfo.CAMERA_FACING_BACK :
                CameraInfo.CAMERA_FACING_FRONT;
        for (int i = 0; i < numberOfCameras; i++) {
            Camera.getCameraInfo(i, cameraInfo);
            if (cameraInfo.facing == facing) {
                camera = Camera.open(i);
                mCameraId = i;
                break;
            }
        }
    } else {
        camera = Camera.open(cameraId);
        Camera.getCameraInfo(cameraId, cameraInfo);
    }
    if (camera == null) {
        throw new CodeScannerException("Unable to access camera");
    }
    final Parameters parameters = camera.getParameters();
    if (parameters == null) {
        throw new CodeScannerException("Unable to configure camera");
    }
    final int orientation = Utils.getDisplayOrientation(mContext, cameraInfo);
    final boolean portrait = Utils.isPortrait(orientation);
    final Point imageSize =
            Utils.findSuitableImageSize(parameters, portrait ? mHeight : mWidth,
                    portrait ? mWidth : mHeight);
    final int imageWidth = imageSize.getX();
    final int imageHeight = imageSize.getY();
    parameters.setPreviewSize(imageWidth, imageHeight);
    parameters.setPreviewFormat(ImageFormat.NV21);
    final Point previewSize = Utils.getPreviewSize(portrait ? imageHeight : imageWidth,
            portrait ? imageWidth : imageHeight, mWidth, mHeight);
    final List<String> focusModes = parameters.getSupportedFocusModes();
    final boolean autoFocusSupported = focusModes != null &&
            (focusModes.contains(Parameters.FOCUS_MODE_AUTO) ||
                    focusModes.contains(Parameters.FOCUS_MODE_CONTINUOUS_PICTURE));
    if (!autoFocusSupported) {
        mAutoFocusEnabled = false;
    }
    final Point viewSize = new Point(mWidth, mHeight);
    if (autoFocusSupported && mAutoFocusEnabled) {
        Utils.setAutoFocusMode(parameters, mAutoFocusMode);
        final Rect frameRect = mScannerView.getFrameRect();
        if (frameRect != null) {
            Utils.configureDefaultFocusArea(parameters, frameRect, previewSize, viewSize,
                    imageWidth, imageHeight, orientation);
        }
    }
    final List<String> flashModes = parameters.getSupportedFlashModes();
    final boolean flashSupported =
            flashModes != null && flashModes.contains(Parameters.FLASH_MODE_TORCH);
    if (!flashSupported) {
        mFlashEnabled = false;
    }
    final int zoom = mZoom;
    if (zoom != 0) {
        Utils.setZoom(parameters, zoom);
    }
    Utils.configureFpsRange(parameters);
    Utils.configureSceneMode(parameters);
    Utils.configureVideoStabilization(parameters);
    camera.setParameters(parameters);
    camera.setDisplayOrientation(orientation);
    synchronized (mInitializeLock) {
        final Decoder decoder =
                new Decoder(mDecoderStateListener, mFormats, mDecodeCallback);
        mDecoderWrapper =
                new DecoderWrapper(camera, cameraInfo, decoder, imageSize, previewSize,
                        viewSize, orientation, autoFocusSupported, flashSupported);
        decoder.start();
        mInitialization = false;
        mInitialized = true;
    }
    mMainThreadHandler.post(new FinishInitializationTask(previewSize));
}
Example 20
Source File: CameraView.java    From mollyim-android with GNU General Public License v3.0 4 votes vote down vote up 
public boolean isRearCamera() {
  return cameraId == CameraInfo.CAMERA_FACING_BACK;
}