public virtual uint Save (OrderedWriter writer, uint position)
{
#if DEBUG_LOADER
Console.WriteLine ("writing entry {0} {1} {2}", Id, Type, Count);
#endif
writer.Write ((ushort)Id);
writer.Write ((ushort)Type);
writer.Write ((uint)Count);
if (Length > 4) {
writer.Write ((uint)position);
writer.Stream.Position = position;
writer.Stream.Write (RawData, 0, RawData.Length);
return (uint) (position + RawData.Length);
} else {
writer.Stream.Write (RawData, 0, RawData.Length);
for (int i = 0; i < 4 - RawData.Length; i++)
writer.Write ((byte)0);
}
return position;
}
public uint Save (OrderedWriter writer, uint position)
{
writer.Write (position);
writer.Stream.Position = position;
writer.Write ((ushort)entries.Count);
position += 2;
uint value_position = (uint) (position + 12 * entries.Count + 4);
for (int i = 0; i < entries.Count; i++) {
writer.Stream.Position = position + (12 * i);
value_position = (uint)Entries[i].Save (writer, value_position);
}
writer.Stream.Position = position + (12 * entries.Count);
if (next_directory != null)
value_position = next_directory.Save (writer, value_position);
else
writer.Write ((uint) 0);
return value_position;
}
public override uint Save (OrderedWriter writer, uint position)
{
#if DEBUG_LOADER
Console.WriteLine ("writing entry {0} {1} {2} - value offset = {3}", Id, Type, Count, position);
#endif
writer.Write ((ushort)Id);
writer.Write ((ushort)Type);
writer.Write ((uint)Count);
if (Directory.Length == 1) {
writer.Write ((uint)position);
position = Directory [0].Save (writer, position);
} else if (Directory.Length > 1) {
writer.Write ((uint)position);
uint value_position = (uint) (position + Directory.Length * 4);
for (int i = 0; i < Directory.Length; i++) {
writer.Stream.Position = position + i * 4;
value_position = Directory [i].Save (writer, value_position);
}
return value_position;
} else
writer.Write ((uint) 0);
return position;
}
public void Save (System.IO.Stream out_stream)
{
OrderedWriter writer = new OrderedWriter (out_stream, endian == Endian.Little);
/* Header */
if (endian == Endian.Little) {
writer.Write ((byte)'I');
writer.Write ((byte)'I');
} else {
writer.Write ((byte)'M');
writer.Write ((byte)'M');
}
writer.Write ((ushort)42);
/* First IFD */
Directory.Save (writer, 8);
}
