001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.imaging.formats.webp.chunks; 018 019import org.apache.commons.imaging.ImagingException; 020 021/** 022 * ALPH (alpha) chunk. 023 * 024 * <pre>{@code 025 * 0 1 2 3 026 * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 027 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 028 * | ChunkHeader('ALPH') | 029 * | | 030 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 031 * |Rsv| P | F | C | Alpha Bitstream... | 032 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 033 * }</pre> 034 * 035 * @see <a href="https://developers.google.com/speed/webp/docs/riff_container#alpha">Extended File Format#Alpha</a> 036 * @since 1.0-alpha4 037 */ 038public final class WebPChunkAlph extends WebPChunk { 039 040 /** 041 * Create an ALPH chunk. 042 * 043 * @param type chunk type. 044 * @param size chunk size. 045 * @param bytes chunk data. 046 * @throws ImagingException if the chunk data and the size provided do not match. 047 */ 048 public WebPChunkAlph(final int type, final int size, final byte[] bytes) throws ImagingException { 049 super(type, size, bytes); 050 } 051}