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1: /* JPEGMarker.java -- 2: Copyright (C) 2006 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: package gnu.javax.imageio.jpeg; 39: 40: public class JPEGMarker 41: { 42: /** 43: * JFIF identifiers. 44: */ 45: public final static byte JFIF_J = (byte) 0x4a; 46: public final static byte JFIF_F = (byte) 0x46; 47: public final static byte JFIF_I = (byte) 0x49; 48: public final static byte JFIF_X = (byte) 0x46; 49: 50: /** 51: * JFIF extension codes. 52: */ 53: public final static byte JFXX_JPEG = (byte) 0x10; 54: public final static byte JFXX_ONE_BPP = (byte) 0x11; 55: public final static byte JFXX_THREE_BPP = (byte) 0x13; 56: 57: /** 58: * Marker prefix byte. 59: */ 60: public final static byte XFF = (byte) 0xff; 61: 62: /** 63: * Marker byte that represents a literal 0xff. 64: */ 65: public final static byte X00 = (byte) 0x00; 66: 67: /** 68: * Application Reserved Keyword. 69: */ 70: public final static byte APP0 = (byte) 0xe0; 71: 72: public final static byte APP1 = (byte) 0xe1; 73: public final static byte APP2 = (byte) 0xe2; 74: public final static byte APP3 = (byte) 0xe3; 75: public final static byte APP4 = (byte) 0xe4; 76: public final static byte APP5 = (byte) 0xe5; 77: public final static byte APP6 = (byte) 0xe6; 78: public final static byte APP7 = (byte) 0xe7; 79: public final static byte APP8 = (byte) 0xe8; 80: public final static byte APP9 = (byte) 0xe9; 81: public final static byte APP10 = (byte) 0xea; 82: public final static byte APP11 = (byte) 0xeb; 83: public final static byte APP12 = (byte) 0xec; 84: public final static byte APP13 = (byte) 0xed; 85: public final static byte APP14 = (byte) 0xee; 86: public final static byte APP15 = (byte) 0xef; 87: 88: /** 89: * Modulo Restart Interval. 90: */ 91: public final static byte RST0 = (byte) 0xd0; 92: 93: public final static byte RST1 = (byte) 0xd1; 94: public final static byte RST2 = (byte) 0xd2; 95: public final static byte RST3 = (byte) 0xd3; 96: public final static byte RST4 = (byte) 0xd4; 97: public final static byte RST5 = (byte) 0xd5; 98: public final static byte RST6 = (byte) 0xd6; 99: public final static byte RST7 = (byte) 0xd7; 100: 101: /** 102: * Nondifferential Huffman-coding frame (baseline dct). 103: */ 104: public final static byte SOF0 = (byte) 0xc0; 105: 106: /** 107: * Nondifferential Huffman-coding frame (extended dct). 108: */ 109: public final static byte SOF1 = (byte) 0xc1; 110: 111: /** 112: * Nondifferential Huffman-coding frame (progressive dct). 113: */ 114: public final static byte SOF2 = (byte) 0xc2; 115: 116: /** 117: * Nondifferential Huffman-coding frame Lossless (Sequential). 118: */ 119: public final static byte SOF3 = (byte) 0xc3; 120: 121: /** 122: * Differential Huffman-coding frame Sequential DCT. 123: */ 124: public final static byte SOF5 = (byte) 0xc5; 125: 126: /** 127: * Differential Huffman-coding frame Progressive DCT. 128: */ 129: public final static byte SOF6 = (byte) 0xc6; 130: 131: /** 132: * Differential Huffman-coding frame lossless. 133: */ 134: public final static byte SOF7 = (byte) 0xc7; 135: 136: /** 137: * Nondifferential Arithmetic-coding frame (extended dct). 138: */ 139: public final static byte SOF9 = (byte) 0xc9; 140: 141: /** 142: * Nondifferential Arithmetic-coding frame (progressive dct). 143: */ 144: public final static byte SOF10 = (byte) 0xca; 145: 146: /** 147: * Nondifferential Arithmetic-coding frame (lossless). 148: */ 149: public final static byte SOF11 = (byte) 0xcb; 150: 151: /** 152: * Differential Arithmetic-coding frame (sequential dct). 153: */ 154: public final static byte SOF13 = (byte) 0xcd; 155: 156: /** 157: * Differential Arithmetic-coding frame (progressive dct). 158: */ 159: public final static byte SOF14 = (byte) 0xce; 160: 161: /** 162: * Differential Arithmetic-coding frame (lossless). 163: */ 164: public final static byte SOF15 = (byte) 0xcf; 165: 166: /** 167: * Huffman Table. 168: */ 169: public final static byte DHT = (byte) 0xc4; 170: 171: /** 172: * Quantization Table. 173: */ 174: public final static byte DQT = (byte) 0xdb; 175: 176: /** 177: * Start of Scan. 178: */ 179: public final static byte SOS = (byte) 0xda; 180: 181: /** 182: * Defined Restart Interval. 183: */ 184: public final static byte DRI = (byte) 0xdd; 185: 186: /** 187: * Comment in JPEG. 188: */ 189: public final static byte COM = (byte) 0xfe; 190: 191: /** 192: * Start of Image. 193: */ 194: public final static byte SOI = (byte) 0xd8; 195: 196: /** 197: * End of Image. 198: */ 199: public final static byte EOI = (byte) 0xd9; 200: 201: /** 202: * Define Number of Lines. 203: */ 204: public final static byte DNL = (byte) 0xdc; 205: }