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.ezartech.ezar.videooverlay.ezAR.java

private void initCamera(Camera camera) {
    Camera.Parameters cameraParameters = camera.getParameters();

    defaultFocusMode = cameraParameters.getFocusMode();

    continousFocusSupported = cameraParameters.getSupportedFocusModes()
            .contains(Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
    focusAreaSupported = (cameraParameters.getMaxNumFocusAreas() > 0
            && Util.isSupported(Parameters.FOCUS_MODE_AUTO, cameraParameters.getSupportedFocusModes()));
    meteringAreaSupported = (cameraParameters.getMaxNumMeteringAreas() > 0);
    aeLockSupported = cameraParameters.isAutoExposureLockSupported();
    awbLockSupported = cameraParameters.isAutoWhiteBalanceLockSupported();

    if (continousFocusSupported) {
        cameraParameters.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
    } else if (Util.isSupported(Parameters.FOCUS_MODE_AUTO, cameraParameters.getSupportedFocusModes())) {
        cameraParameters.setFocusMode(Camera.Parameters.FOCUS_MODE_AUTO);
    }/*from   ww  w  .java 2 s. c  om*/

    //      camera.enableShutterSound(true);  //requires api 17
    int camWidth = isPortraitOrientation() ? cameraView.getHeight() : cameraView.getWidth();
    int camHt = isPortraitOrientation() ? cameraView.getWidth() : cameraView.getHeight();
    previewSizePair = selectSizePair(cameraParameters.getPreferredPreviewSizeForVideo(),
            cameraParameters.getSupportedPreviewSizes(), cameraParameters.getSupportedPictureSizes(), camWidth,
            camHt);

    Log.d(TAG, "preview size: " + previewSizePair.previewSize.width + ":" + previewSizePair.previewSize.height);

    cameraParameters.setPreviewSize(previewSizePair.previewSize.width, previewSizePair.previewSize.height);

    //commenting out; not used now
    //Camera.Size picSize = previewSizePair.pictureSize != null ? previewSizePair.pictureSize : previewSizePair.previewSize;
    //cameraParameters.setPictureSize(picSize.width,picSize.height);
    //Log.d(TAG, "picture size: " + picSize.width + ":" + picSize.height);

    camera.setParameters(cameraParameters);

    try {
        if (cameraView.getSurfaceTexture() != null) {
            camera.setPreviewTexture(cameraView.getSurfaceTexture());
        }
    } catch (IOException e) {
        Log.e(TAG, "Unable to attach preview to camera!", e);
    }
}