initialize Camera Flash - Android Camera

Android examples for Camera:Camera Flash

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  2. Android
  3. Camera
  4. Camera Flash

Description

initialize Camera Flash

Demo Code


//package com.java2s;
import android.hardware.Camera;
import android.hardware.Camera.Parameters;

public class Main {
    private static Camera camera = null;

    public static boolean initializeCameraFlash() {
        checkCamera();//from  w  w w  .  jav  a2s  . com
        if (camera != null) {
            final Parameters param = camera.getParameters();
            param.setFlashMode(Camera.Parameters.FLASH_MODE_TORCH);
            try {
                camera.setParameters(param);
                camera.startPreview();
                return true;
            } catch (final Exception e) {
                releaseCamera();
            }
        }
        return false;
    }

    private static void checkCamera() {
        if (camera == null)
            camera = Camera.open();
    }

    public static void releaseCamera() {
        if (camera != null) {
            camera.stopPreview();
            camera.release();
            camera = null;
        }
    }
}

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