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/*
* Copyright 2011 castLabs, 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.googlecode.mp4parser.boxes.mp4.objectdescriptors;
import com.coremedia.iso.IsoTypeReader;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.List;
/*
class InitialObjectDescriptor extends ObjectDescriptorBase : bit(8)
tag=InitialObjectDescrTag {
bit(10) ObjectDescriptorID;
bit(1) URL_Flag;
bit(1) includeInlineProfileLevelFlag;
const bit(4) reserved=0b1111;
if (URL_Flag) {
bit(8) URLlength;
bit(8) URLstring[URLlength];
} else {
bit(8) ODProfileLevelIndication;
bit(8) sceneProfileLevelIndication;
bit(8) audioProfileLevelIndication;
bit(8) visualProfileLevelIndication;
bit(8) graphicsProfileLevelIndication;
ES_Descriptor esDescr[1 .. 255];
OCI_Descriptor ociDescr[0 .. 255];
IPMP_DescriptorPointer ipmpDescrPtr[0 .. 255];
IPMP_Descriptor ipmpDescr [0 .. 255];
IPMP_ToolListDescriptor toolListDescr[0 .. 1];
}
ExtensionDescriptor extDescr[0 .. 255];
}
*/
//@Descriptor(tags = {0x02, 0x10})
public class InitialObjectDescriptor extends ObjectDescriptorBase {
private int objectDescriptorId;
int urlFlag;
int includeInlineProfileLevelFlag;
int urlLength;
String urlString;
int oDProfileLevelIndication;
int sceneProfileLevelIndication;
int audioProfileLevelIndication;
int visualProfileLevelIndication;
int graphicsProfileLevelIndication;
List<ESDescriptor> esDescriptors = new ArrayList<ESDescriptor>();
List<ExtensionDescriptor> extensionDescriptors = new ArrayList<ExtensionDescriptor>();
List<BaseDescriptor> unknownDescriptors = new ArrayList<BaseDescriptor>();
@Override
public void parseDetail(ByteBuffer bb) throws IOException {
int data = IsoTypeReader.readUInt16(bb);
objectDescriptorId = (data & 0xFFC0) >> 6;
urlFlag = (data & 0x3F) >> 5;
includeInlineProfileLevelFlag = (data & 0x1F) >> 4;
int sizeLeft = getSize() - 2;
if (urlFlag == 1) {
urlLength = IsoTypeReader.readUInt8(bb);
urlString = IsoTypeReader.readString(bb, urlLength);
sizeLeft = sizeLeft - (1 + urlLength);
} else {
oDProfileLevelIndication = IsoTypeReader.readUInt8(bb);
sceneProfileLevelIndication = IsoTypeReader.readUInt8(bb);
audioProfileLevelIndication = IsoTypeReader.readUInt8(bb);
visualProfileLevelIndication = IsoTypeReader.readUInt8(bb);
graphicsProfileLevelIndication = IsoTypeReader.readUInt8(bb);
sizeLeft = sizeLeft - 5;
if (sizeLeft > 2) {
final BaseDescriptor descriptor = ObjectDescriptorFactory.createFrom(-1, bb);
sizeLeft = sizeLeft - descriptor.getSize();
if (descriptor instanceof ESDescriptor) {
esDescriptors.add((ESDescriptor) descriptor);
} else {
unknownDescriptors.add(descriptor);
}
}
}
if (sizeLeft > 2) {
final BaseDescriptor descriptor = ObjectDescriptorFactory.createFrom(-1, bb);
if (descriptor instanceof ExtensionDescriptor) {
extensionDescriptors.add((ExtensionDescriptor) descriptor);
} else {
unknownDescriptors.add(descriptor);
}
}
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder();
sb.append("InitialObjectDescriptor");
sb.append("{objectDescriptorId=").append(objectDescriptorId);
sb.append(", urlFlag=").append(urlFlag);
sb.append(", includeInlineProfileLevelFlag=").append(includeInlineProfileLevelFlag);
sb.append(", urlLength=").append(urlLength);
sb.append(", urlString='").append(urlString).append('\'');
sb.append(", oDProfileLevelIndication=").append(oDProfileLevelIndication);
sb.append(", sceneProfileLevelIndication=").append(sceneProfileLevelIndication);
sb.append(", audioProfileLevelIndication=").append(audioProfileLevelIndication);
sb.append(", visualProfileLevelIndication=").append(visualProfileLevelIndication);
sb.append(", graphicsProfileLevelIndication=").append(graphicsProfileLevelIndication);
sb.append(", esDescriptors=").append(esDescriptors);
sb.append(", extensionDescriptors=").append(extensionDescriptors);
sb.append(", unknownDescriptors=").append(unknownDescriptors);
sb.append('}');
return sb.toString();
}
}
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