1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.gallery3d.exif; 18 19 class JpegHeader { 20 public static final short SOI = (short) 0xFFD8; 21 public static final short APP1 = (short) 0xFFE1; 22 public static final short APP0 = (short) 0xFFE0; 23 public static final short EOI = (short) 0xFFD9; 24 25 /** 26 * SOF (start of frame). All value between SOF0 and SOF15 is SOF marker except for DHT, JPG, 27 * and DAC marker. 28 */ 29 public static final short SOF0 = (short) 0xFFC0; 30 public static final short SOF15 = (short) 0xFFCF; 31 public static final short DHT = (short) 0xFFC4; 32 public static final short JPG = (short) 0xFFC8; 33 public static final short DAC = (short) 0xFFCC; 34 isSofMarker(short marker)35 public static final boolean isSofMarker(short marker) { 36 return marker >= SOF0 && marker <= SOF15 && marker != DHT && marker != JPG 37 && marker != DAC; 38 } 39 } 40