| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License") + you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.openmeetings.utils.image; |
| |
| import java.awt.image.BufferedImage; |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| |
| import javax.imageio.ImageIO; |
| |
| |
| |
| public class ImageUtility { |
| |
| static {ImageIO.setUseCache(false);} |
| |
| public static java.awt.image.BufferedImage read(java.io.InputStream in) throws IOException { |
| java.awt.image.BufferedImage image = null; |
| image = ImageIO.read(in); |
| if (image == null) |
| throw new java.io.IOException("Read fails"); |
| return image; |
| } |
| |
| public static BufferedImage read(byte[] bytes) { |
| try { |
| return read(new ByteArrayInputStream(bytes)); |
| } catch (IOException e) { |
| e.getStackTrace(); |
| return null; |
| } |
| } |
| |
| public static byte[] toByteArray(BufferedImage image) { |
| try { |
| ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| ImageIO.write(image, "jpeg", out); // write without compression |
| return out.toByteArray(); |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| } |
| |
| |