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

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

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

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

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

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

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

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

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

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

/** 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

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

/** 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

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

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

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

@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

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

protected int getCameraDirection() {
    return CameraInfo.CAMERA_FACING_BACK;
}

Example 19

Source File: CodeScanner.java From code-scanner with MIT License

4 votes

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

public boolean isRearCamera() {
  return cameraId == CameraInfo.CAMERA_FACING_BACK;
}