com.googlecode.mp4parser.boxes.piff.TfxdBox Maven / Gradle / Ivy
package com.googlecode.mp4parser.boxes.piff;
import com.coremedia.iso.IsoTypeReader;
import com.coremedia.iso.IsoTypeWriter;
import com.googlecode.mp4parser.AbstractFullBox;
import java.nio.ByteBuffer;
/**
* 4cc = "uuid", 6d1d9b05-42d5-44e6-80e2-141daff757b2
* The syntax of the fields defined in this section, specified in ABNF [RFC5234], is as follows:
* TfxdBox = TfxdBoxLength TfxdBoxType [TfxdBoxLongLength] TfxdBoxUUID TfxdBoxFields
* TfxdBoxChildren
* TfxdBoxType = "u" "u" "i" "d"
* TfxdBoxLength = BoxLength
* TfxdBoxLongLength = LongBoxLength
* TfxdBoxUUID = %x6D %x1D %x9B %x05 %x42 %xD5 %x44 %xE6
* %x80 %xE2 %x14 %x1D %xAF %xF7 %x57 %xB2
* TfxdBoxFields = TfxdBoxVersion
* TfxdBoxFlags
* TfxdBoxDataFields32 / TfxdBoxDataFields64
* TfxdBoxVersion = %x00 / %x01
* TfxdBoxFlags = 24*24 RESERVED_BIT
* TfxdBoxDataFields32 = FragmentAbsoluteTime32
* FragmentDuration32
* TfxdBoxDataFields64 = FragmentAbsoluteTime64
* FragmentDuration64
* FragmentAbsoluteTime64 = UNSIGNED_INT32
* FragmentDuration64 = UNSIGNED_INT32
* FragmentAbsoluteTime64 = UNSIGNED_INT64
* FragmentDuration64 = UNSIGNED_INT64
* TfxdBoxChildren = *( VendorExtensionUUIDBox )
*/
//@ExtendedUserType(uuid = "6d1d9b05-42d5-44e6-80e2-141daff757b2")
public class TfxdBox extends AbstractFullBox {
public long fragmentAbsoluteTime;
public long fragmentAbsoluteDuration;
public TfxdBox() {
super("uuid");
}
@Override
public byte[] getUserType() {
return new byte[]{(byte) 0x6d, (byte) 0x1d, (byte) 0x9b, (byte) 0x05, (byte) 0x42, (byte) 0xd5, (byte) 0x44,
(byte) 0xe6, (byte) 0x80, (byte) 0xe2, 0x14, (byte) 0x1d, (byte) 0xaf, (byte) 0xf7, (byte) 0x57, (byte) 0xb2};
}
@Override
protected long getContentSize() {
return getVersion() == 0x01 ? 20 : 12;
}
@Override
public void _parseDetails(ByteBuffer content) {
parseVersionAndFlags(content);
if (getVersion() == 0x01) {
fragmentAbsoluteTime = IsoTypeReader.readUInt64(content);
fragmentAbsoluteDuration = IsoTypeReader.readUInt64(content);
} else {
fragmentAbsoluteTime = IsoTypeReader.readUInt32(content);
fragmentAbsoluteDuration = IsoTypeReader.readUInt32(content);
}
}
@Override
protected void getContent(ByteBuffer byteBuffer) {
writeVersionAndFlags(byteBuffer);
if (getVersion() == 0x01) {
IsoTypeWriter.writeUInt64(byteBuffer, fragmentAbsoluteTime);
IsoTypeWriter.writeUInt64(byteBuffer, fragmentAbsoluteDuration);
} else {
IsoTypeWriter.writeUInt32(byteBuffer, fragmentAbsoluteTime);
IsoTypeWriter.writeUInt32(byteBuffer, fragmentAbsoluteDuration);
}
}
public long getFragmentAbsoluteTime() {
return fragmentAbsoluteTime;
}
public long getFragmentAbsoluteDuration() {
return fragmentAbsoluteDuration;
}
}