public int WriteToByteArray(Byte[] dest, int offset)
{
bool isRoot = this.AtomCode == null; // このnodeListがルートかどうか
int bodyLen = WriteBodyToByteArray(dest, offset + (isRoot ? 0 : 8));
if (!isRoot)
{
MP4.UIn32ToBE((UInt32)(bodyLen + 8), dest, offset);
dest[offset + 4] = AtomCode[0];
dest[offset + 5] = AtomCode[1];
dest[offset + 6] = AtomCode[2];
dest[offset + 7] = AtomCode[3];
}
return bodyLen + (isRoot ? 0 : 8);
}