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package com.googlecode.mp4parser.boxes;
import com.coremedia.iso.IsoTypeReader;
import com.coremedia.iso.IsoTypeWriter;
import com.googlecode.mp4parser.AbstractFullBox;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.Arrays;
import java.util.UUID;
/**
*
*/
public abstract class AbstractTrackEncryptionBox extends AbstractFullBox {
int defaultAlgorithmId;
int defaultIvSize;
byte[] default_KID;
protected AbstractTrackEncryptionBox(String type) {
super(type);
}
public int getDefaultAlgorithmId() {
return defaultAlgorithmId;
}
public void setDefaultAlgorithmId(int defaultAlgorithmId) {
this.defaultAlgorithmId = defaultAlgorithmId;
}
public int getDefaultIvSize() {
return defaultIvSize;
}
public void setDefaultIvSize(int defaultIvSize) {
this.defaultIvSize = defaultIvSize;
}
public String getDefault_KID() {
ByteBuffer b = ByteBuffer.wrap(default_KID);
b.order(ByteOrder.BIG_ENDIAN);
return new UUID(b.getLong(), b.getLong()).toString();
}
public void setDefault_KID(byte[] default_KID) {
this.default_KID = default_KID;
}
@Override
public void _parseDetails(ByteBuffer content) {
parseVersionAndFlags(content);
defaultAlgorithmId = IsoTypeReader.readUInt24(content);
defaultIvSize = IsoTypeReader.readUInt8(content);
default_KID = new byte[16];
content.get(default_KID);
}
@Override
protected void getContent(ByteBuffer byteBuffer) {
writeVersionAndFlags(byteBuffer);
IsoTypeWriter.writeUInt24(byteBuffer, defaultAlgorithmId);
IsoTypeWriter.writeUInt8(byteBuffer, defaultIvSize);
byteBuffer.put(default_KID);
}
@Override
protected long getContentSize() {
return 24;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
AbstractTrackEncryptionBox that = (AbstractTrackEncryptionBox) o;
if (defaultAlgorithmId != that.defaultAlgorithmId) return false;
if (defaultIvSize != that.defaultIvSize) return false;
if (!Arrays.equals(default_KID, that.default_KID)) return false;
return true;
}
@Override
public int hashCode() {
int result = defaultAlgorithmId;
result = 31 * result + defaultIvSize;
result = 31 * result + (default_KID != null ? Arrays.hashCode(default_KID) : 0);
return result;
}
}
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