Example usage for android.hardware Camera setParameters

Introduction

In this page you can find the example usage for android.hardware Camera setParameters.

Prototype

public void setParameters(Parameters params) 

Source Link

Document

Changes the settings for this Camera service.

Usage

From source file:com.TaxiDriver.jy.CameraPreview.java

public void switchCamera(Camera camera) {
    setCamera(camera);/*w  w  w . j a  v  a 2 s  .co m*/
    try {
        camera.setPreviewDisplay(mHolder);
    } catch (IOException exception) {
        Log.e(TAG, "IOException caused by setPreviewDisplay()", exception);
    }
    Camera.Parameters parameters = camera.getParameters();
    parameters.setPreviewSize(mPreviewSize.width, mPreviewSize.height);
    requestLayout();

    camera.setParameters(parameters);
}

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From source file:org.deviceconnect.android.deviceplugin.host.camera.CameraOverlay.java

private void setRequestedPictureSize(final Camera camera) {
    HostDeviceRecorder.PictureSize currentSize = mPictureSize;
    if (camera != null && currentSize != null) {
        Camera.Parameters params = camera.getParameters();
        params.setPictureSize(currentSize.getWidth(), currentSize.getHeight());
        camera.setParameters(params);
    }/*from   w ww .  j a v a  2 s  .  co m*/
}

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From source file:org.deviceconnect.android.deviceplugin.host.camera.CameraOverlay.java

private void setRequestedPreviewSize(final Camera camera) {
    HostDeviceRecorder.PictureSize currentSize = mPreviewSize;
    if (camera != null && currentSize != null) {
        Camera.Parameters params = camera.getParameters();
        params.setPreviewSize(currentSize.getWidth(), currentSize.getHeight());
        camera.setParameters(params);
    }/*from www . j  a v a2 s  .c o m*/
}

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From source file:com.example.android.animationsdemo.CameraActivity.java

private void startFocus(int x, int y) {
    if (mCamera != null) {
        mCamera.cancelAutoFocus();//ww w. j a  va  2  s.  c  o  m
        Rect focusRect = calculateTapArea(x, y);

        Camera.Parameters parameters = mCamera.getParameters();
        if (parameters.getFocusMode() != Camera.Parameters.FOCUS_MODE_AUTO) {
            parameters.setFocusMode(Camera.Parameters.FOCUS_MODE_AUTO);
        }
        if (parameters.getMaxNumFocusAreas() > 0) {
            List<Camera.Area> mylist = new ArrayList<Camera.Area>();
            mylist.add(new Camera.Area(focusRect, 1000));
            parameters.setFocusAreas(mylist);
        }

        try {
            mCamera.cancelAutoFocus();
            mCamera.setParameters(parameters);
            mCamera.startPreview();
            mCamera.autoFocus(new Camera.AutoFocusCallback() {
                @Override
                public void onAutoFocus(boolean success, Camera camera) {
                    if (camera.getParameters()
                            .getFocusMode() != Camera.Parameters.FOCUS_MODE_CONTINUOUS_PICTURE) {
                        Camera.Parameters parameters = camera.getParameters();
                        parameters.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_PICTURE);
                        if (parameters.getMaxNumFocusAreas() > 0) {
                            parameters.setFocusAreas(null);
                        }
                        camera.setParameters(parameters);
                        camera.startPreview();
                    }
                }
            });
        } catch (Exception e) {
            DKLog.e(TAG, Trace.getCurrentMethod() + e.toString());
        }
    }
}

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From source file:Main.java

public static void setFocusMode(Camera mCamera, Context item, int type) {
    Camera.Parameters params = mCamera.getParameters();
    List<String> FocusModes = params.getSupportedFocusModes();

    switch (type) {
    case 0:/*from   w  ww.java  2s  .c  om*/
        if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_AUTO))
            params.setFocusMode(Camera.Parameters.FOCUS_MODE_AUTO);
        else
            Toast.makeText(item, "Auto Mode not supported", Toast.LENGTH_SHORT).show();
        break;
    case 1:
        if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO))
            params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
        else
            Toast.makeText(item, "Continuous Mode not supported", Toast.LENGTH_SHORT).show();
        break;
    case 2:
        if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_EDOF))
            params.setFocusMode(Camera.Parameters.FOCUS_MODE_EDOF);
        else
            Toast.makeText(item, "EDOF Mode not supported", Toast.LENGTH_SHORT).show();
        break;
    case 3:
        if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_FIXED))
            params.setFocusMode(Camera.Parameters.FOCUS_MODE_FIXED);
        else
            Toast.makeText(item, "Fixed Mode not supported", Toast.LENGTH_SHORT).show();
        break;
    case 4:
        if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_INFINITY))
            params.setFocusMode(Camera.Parameters.FOCUS_MODE_INFINITY);
        else
            Toast.makeText(item, "Infinity Mode not supported", Toast.LENGTH_SHORT).show();
        break;
    case 5:
        if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_MACRO))
            params.setFocusMode(Camera.Parameters.FOCUS_MODE_MACRO);
        else
            Toast.makeText(item, "Macro Mode not supported", Toast.LENGTH_SHORT).show();
        break;
    }

    mCamera.setParameters(params);
}

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From source file:com.dngames.mobilewebcam.PhotoSettings.java

public void SetCameraParameters(Camera cam, boolean configure) {
    Camera.Parameters params = cam.getParameters();
    if (params != null) {
        SetCameraParameters(params, configure);
        try {//from  ww w .j  ava2 s . c  om
            cam.setParameters(params);
        } catch (RuntimeException e) {
            e.printStackTrace();
        }
    }
}

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From source file:com.android.launcher3.Utilities.java

public static void turnOnFlashLight(Context context) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
        CameraManager camManager = (CameraManager) context.getApplicationContext()
                .getSystemService(Context.CAMERA_SERVICE);
        String cameraId = null;/*from  ww w  .  j  ava  2s.c om*/
        try {
            cameraId = camManager.getCameraIdList()[0];
            camManager.setTorchMode(cameraId, true);
            isFlashLightOn = true;
        } catch (CameraAccessException e) {
            isFlashLightOn = false;
            e.printStackTrace();
        }
    } else {
        try {
            if (context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA_FLASH)) {
                Camera cam = Camera.open();
                Camera.Parameters p = cam.getParameters();
                p.setFlashMode(Camera.Parameters.FLASH_MODE_TORCH);
                cam.setParameters(p);
                cam.startPreview();
                isFlashLightOn = true;
            }
        } catch (Exception e) {
            e.printStackTrace();
            isFlashLightOn = false;
        }
    }
}

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From source file:com.csusm.twinder.Fragment.QRScanFragment.java

@Nullable
@Override/*  w  w  w  .j  a  v a 2s .com*/
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_scan, container, false);

    view.setOnTouchListener(new View.OnTouchListener() {
        public boolean onTouch(View v, MotionEvent event) {

            Camera camera = mCameraSource.getCamera();

            if (camera != null) {
                camera.cancelAutoFocus();
                Rect focusRect = calculateTapArea((int) event.getX(), (int) event.getY(), 1f);

                Camera.Parameters parameters = camera.getParameters();
                parameters.setFocusMode(Camera.Parameters.FOCUS_MODE_AUTO);
                if (parameters.getMaxNumFocusAreas() > 0) {
                    List<Camera.Area> mylist = new ArrayList<Camera.Area>();
                    mylist.add(new Camera.Area(focusRect, 1000));
                    parameters.setFocusAreas(mylist);
                }

                //camera.setParameters(parameters);
                camera.autoFocus(new Camera.AutoFocusCallback() {
                    @Override
                    public void onAutoFocus(boolean success, Camera camera) {
                        camera.cancelAutoFocus();
                        Camera.Parameters params = camera.getParameters();
                        if (params.getFocusMode() != Camera.Parameters.FOCUS_MODE_CONTINUOUS_PICTURE) {
                            params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_PICTURE);
                            camera.setParameters(params);
                        }
                    }
                });
            }

            return true;
        }
    });

    return view;
}

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From source file:com.jasompeter.openalpr.CameraActivity.java

public void setCorrectOrientation(Camera camera) {
    int displayRotation = getWindowManager().getDefaultDisplay().getRotation();

    int degrees = 0;
    switch (displayRotation) {
    case Surface.ROTATION_0:
        degrees = 0;//from  w w  w .  j a va  2 s  .c  o  m
        break;
    case Surface.ROTATION_90:
        degrees = 90;
        break;
    case Surface.ROTATION_180:
        degrees = 180;
        break;
    case Surface.ROTATION_270:
        degrees = 270;
        break;
    }

    Camera.CameraInfo cameraInfo = getCurrentCameraInfo();
    int resultDegrees;
    if (cameraInfo.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {
        resultDegrees = (cameraInfo.orientation + degrees) % 360;
        resultDegrees = (360 - resultDegrees) % 360;
    } else {
        resultDegrees = (cameraInfo.orientation - degrees + 360) % 360;
    }

    camera.setDisplayOrientation(resultDegrees);

    Camera.Parameters parameters = camera.getParameters();
    parameters.setRotation(resultDegrees);
    camera.setParameters(parameters);
}

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From source file:com.gelakinetic.selfr.CameraActivity.java

/**
 * A safe way to get an instance of the Camera object. Also sets up picture size & focus type
 *
 * @param cameraType Camera.CameraInfo.CAMERA_FACING_FRONT or
 *                   Camera.CameraInfo.CAMERA_FACING_BACK
 * @return A Camera object if it was created, or null
 *//*from  ww  w  .j a  va  2  s . co m*/
@Nullable
private static Camera getCameraInstance(int cameraType) {
    Camera camera = null;
    try {
        Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
        /* Scan through all the cameras for one of the specified type */
        for (int camIdx = 0; camIdx < Camera.getNumberOfCameras(); camIdx++) {
            Camera.getCameraInfo(camIdx, cameraInfo);
            if (cameraInfo.facing == cameraType) {
                try {
                    /* Open the camera, get default parameters */
                    camera = Camera.open(camIdx);
                    Camera.Parameters parameters = camera.getParameters();

                    /* Set the image to native resolution */
                    List<Camera.Size> sizes = parameters.getSupportedPictureSizes();
                    Camera.Size nativeSize = null;
                    int maxHeight = Integer.MIN_VALUE;
                    for (Camera.Size size : sizes) {
                        if (size.height > maxHeight) {
                            maxHeight = size.height;
                            nativeSize = size;
                        }
                    }
                    if (nativeSize != null) {
                        parameters.setPictureSize(nativeSize.width, nativeSize.height);
                    }

                    /* Set auto-focus, if we can */
                    List<String> focusModes = parameters.getSupportedFocusModes();
                    if (focusModes != null && focusModes.contains(Camera.Parameters.FOCUS_MODE_AUTO)) {
                        parameters.setFocusMode(Camera.Parameters.FOCUS_MODE_AUTO);
                    }

                    /* Set the parameters */
                    camera.setParameters(parameters);

                } catch (RuntimeException e) {
                    /* Eat it */
                }
            }
        }
    } catch (Exception e) {
        /* Camera is not available (in use or does not exist) */
    }
    return camera; /* returns null if camera is unavailable */
}

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