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Diffstat (limited to 'isoparser/src/main/java/com/coremedia/iso/boxes/SampleDependencyTypeBox.java')
-rw-r--r-- | isoparser/src/main/java/com/coremedia/iso/boxes/SampleDependencyTypeBox.java | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/coremedia/iso/boxes/SampleDependencyTypeBox.java b/isoparser/src/main/java/com/coremedia/iso/boxes/SampleDependencyTypeBox.java new file mode 100644 index 0000000..bb38d8c --- /dev/null +++ b/isoparser/src/main/java/com/coremedia/iso/boxes/SampleDependencyTypeBox.java @@ -0,0 +1,136 @@ +/* + * Copyright 2009 castLabs GmbH, Berlin + * + * Licensed 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 com.coremedia.iso.boxes; + +import com.coremedia.iso.IsoTypeReader; +import com.coremedia.iso.IsoTypeWriter; +import com.googlecode.mp4parser.AbstractFullBox; + +import java.nio.ByteBuffer; +import java.util.ArrayList; +import java.util.List; + +/** + * aligned(8) class SampleDependencyTypeBox + * extends FullBox('sdtp', version = 0, 0) { + * for (i=0; i < sample_count; i++){ + * unsigned int(2) reserved = 0; + * unsigned int(2) sample_depends_on; + * unsigned int(2) sample_is_depended_on; + * unsigned int(2) sample_has_redundancy; + * } + * } + */ +public class SampleDependencyTypeBox extends AbstractFullBox { + public static final String TYPE = "sdtp"; + + private List<Entry> entries = new ArrayList<Entry>(); + + public static class Entry { + + public Entry(int value) { + this.value = value; + } + + private int value; + + + public int getReserved() { + return (value >> 6) & 0x03; + } + + public void setReserved(int res) { + value = (res & 0x03) << 6 | value & 0x3f; + } + + public int getSampleDependsOn() { + return (value >> 4) & 0x03; + } + + public void setSampleDependsOn(int sdo) { + value = (sdo & 0x03) << 4 | value & 0xcf; + } + + public int getSampleIsDependentOn() { + return (value >> 2) & 0x03; + } + + public void setSampleIsDependentOn(int sido) { + value = (sido & 0x03) << 2 | value & 0xf3; + } + + public int getSampleHasRedundancy() { + return value & 0x03; + } + + public void setSampleHasRedundancy(int shr) { + value = shr & 0x03 | value & 0xfc; + } + + @Override + public String toString() { + return "Entry{" + + "reserved=" + getReserved() + + ", sampleDependsOn=" + getSampleDependsOn() + + ", sampleIsDependentOn=" + getSampleIsDependentOn() + + ", sampleHasRedundancy=" + getSampleHasRedundancy() + + '}'; + } + } + + public SampleDependencyTypeBox() { + super(TYPE); + } + + @Override + protected long getContentSize() { + return 4 + entries.size(); + } + + @Override + protected void getContent(ByteBuffer byteBuffer) { + writeVersionAndFlags(byteBuffer); + for (Entry entry : entries) { + IsoTypeWriter.writeUInt8(byteBuffer, entry.value); + } + } + + @Override + public void _parseDetails(ByteBuffer content) { + parseVersionAndFlags(content); + while (content.remaining() > 0) { + entries.add(new Entry(IsoTypeReader.readUInt8(content))); + } + } + + public List<Entry> getEntries() { + return entries; + } + + public void setEntries(List<Entry> entries) { + this.entries = entries; + } + + @Override + public String toString() { + final StringBuilder sb = new StringBuilder(); + sb.append("SampleDependencyTypeBox"); + sb.append("{entries=").append(entries); + sb.append('}'); + return sb.toString(); + } +} |