1dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu/* 2dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * Copyright 2009 castLabs GmbH, Berlin 3dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * 4dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * Licensed under the Apache License, Version 2.0 (the License); 5dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * you may not use this file except in compliance with the License. 6dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * You may obtain a copy of the License at 7dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * 8dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * http://www.apache.org/licenses/LICENSE-2.0 9dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * 10dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * Unless required by applicable law or agreed to in writing, software 11dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * distributed under the License is distributed on an AS IS BASIS, 12dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * See the License for the specific language governing permissions and 14dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * limitations under the License. 15dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu */ 16dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 17dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhupackage com.coremedia.iso.boxes; 18dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 19dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport com.coremedia.iso.IsoTypeReader; 20dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport com.coremedia.iso.IsoTypeWriter; 21dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport com.googlecode.mp4parser.AbstractFullBox; 22dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 23dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport java.nio.ByteBuffer; 24dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport java.util.ArrayList; 25dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhuimport java.util.List; 26dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 27dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu/** 28dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * aligned(8) class SampleDependencyTypeBox 29dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * extends FullBox('sdtp', version = 0, 0) { 30dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * for (i=0; i < sample_count; i++){ 31dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * unsigned int(2) reserved = 0; 32dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * unsigned int(2) sample_depends_on; 33dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * unsigned int(2) sample_is_depended_on; 34dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * unsigned int(2) sample_has_redundancy; 35dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * } 36dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu * } 37dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu */ 38dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhupublic class SampleDependencyTypeBox extends AbstractFullBox { 39dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public static final String TYPE = "sdtp"; 40dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 41dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu private List<Entry> entries = new ArrayList<Entry>(); 42dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 43dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public static class Entry { 44dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 45dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public Entry(int value) { 46dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu this.value = value; 47dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 48dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 49dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu private int value; 50dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 51dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 52dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public int getReserved() { 53dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return (value >> 6) & 0x03; 54dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 55dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 56dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public void setReserved(int res) { 57dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu value = (res & 0x03) << 6 | value & 0x3f; 58dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 59dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 60dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public int getSampleDependsOn() { 61dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return (value >> 4) & 0x03; 62dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 63dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 64dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public void setSampleDependsOn(int sdo) { 65dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu value = (sdo & 0x03) << 4 | value & 0xcf; 66dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 67dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 68dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public int getSampleIsDependentOn() { 69dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return (value >> 2) & 0x03; 70dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 71dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 72dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public void setSampleIsDependentOn(int sido) { 73dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu value = (sido & 0x03) << 2 | value & 0xf3; 74dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 75dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 76dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public int getSampleHasRedundancy() { 77dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return value & 0x03; 78dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 79dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 80dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public void setSampleHasRedundancy(int shr) { 81dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu value = shr & 0x03 | value & 0xfc; 82dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 83dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 84dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu @Override 85dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public String toString() { 86dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return "Entry{" + 87dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu "reserved=" + getReserved() + 88dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu ", sampleDependsOn=" + getSampleDependsOn() + 89dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu ", sampleIsDependentOn=" + getSampleIsDependentOn() + 90dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu ", sampleHasRedundancy=" + getSampleHasRedundancy() + 91dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu '}'; 92dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 93dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 94dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 95dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public SampleDependencyTypeBox() { 96dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu super(TYPE); 97dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 98dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 99dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu @Override 100dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu protected long getContentSize() { 101dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return 4 + entries.size(); 102dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 103dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 104dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu @Override 105dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu protected void getContent(ByteBuffer byteBuffer) { 106dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu writeVersionAndFlags(byteBuffer); 107dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu for (Entry entry : entries) { 108dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu IsoTypeWriter.writeUInt8(byteBuffer, entry.value); 109dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 110dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 111dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 112dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu @Override 113dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public void _parseDetails(ByteBuffer content) { 114dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu parseVersionAndFlags(content); 115dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu while (content.remaining() > 0) { 116dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu entries.add(new Entry(IsoTypeReader.readUInt8(content))); 117dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 118dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 119dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 120dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public List<Entry> getEntries() { 121dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return entries; 122dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 123dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 124dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public void setEntries(List<Entry> entries) { 125dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu this.entries = entries; 126dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 127dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu 128dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu @Override 129dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu public String toString() { 130dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu final StringBuilder sb = new StringBuilder(); 131dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu sb.append("SampleDependencyTypeBox"); 132dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu sb.append("{entries=").append(entries); 133dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu sb.append('}'); 134dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu return sb.toString(); 135dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu } 136dd9eb897ee7c7b507cbdcf80263bb4b5de6966bfTeng-Hui Zhu} 137