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/*
* 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();
}
}
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