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// Larry Ewing <lewing@novell.com>
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// Copyright (C) 2004 - 2006 Novell, Inc (http://www.novell.com)
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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namespace Beagle.Util.Bim {
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public enum EntryType : ushort {
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ObsoleteImageInfo = 0x03e8,
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MacPrintManager = 0x03e9,
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ObsoleteIndexedColorTable = 0x03eb,
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ResolutionInfo = 0x03ed,
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AlphaChannelNames = 0x03ee,
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BackgroundColor = 0x03f2,
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GrayHalftone = 0x03f4,
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ColorHalftone = 0x03f5,
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DuotoneHalftone = 0x03f6,
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GrayTransfer = 0x03f7,
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ColorTransfer = 0x03f8,
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DuotoneTransfer = 0x03f9,
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DuotoneInformation = 0x03fa,
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ObsoleteUnknown1 = 0x03fc,
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LayerGroupInfomation = 0x0402,
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ObsoleteUnknown2 = 0x0403,
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RawImageMode = 0x0405,
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GridGuideInformation = 0x0408,
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ThumbnailResource = 0x0409,
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CopyrightFlag = 0x040a,
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ThumbnailResource2 = 0x040c,
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ColorSamplers = 0x040e,
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EffectsVisible = 0x0412,
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SpotHalftone = 0x0413,
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UnicodeAlphaNames = 0x0415,
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IndexedColorTable = 0x0416,
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TransparentIndex = 0x0417,
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GlobalAltitude = 0x0419,
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AlphaIdentifiers = 0x041d,
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ClippingPathName = 0x0bb7,
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From what I can see it looks like these resources are a just
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a list of records starting with a 8Bim\0 followed by a 16 bit
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value that is the record type then a 8 bit offset and 32bit length. IPTC data is
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type 0x0404, I don't know any other types at the moment.
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see http://www.fine-view.com/jp/lab/doc/ps6ffspecsv2.pdf and the section on image resource blocks.
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const string Marker = "8BIM";
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public int Load (System.IO.Stream stream)
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byte [] header = new byte [6];
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stream.Read (header, 0, header.Length);
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if (System.Text.Encoding.ASCII.GetString (header, 0, 4) != Marker)
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throw new System.Exception ("missing header");
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Type = BitConverter.ToUInt16 (header, 4, false);
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int name_length = stream.ReadByte ();
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if (name_length > 0) {
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byte [] name_data = new byte [name_length];
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stream.Read (name_data, 0, name_length);
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Name = System.Text.Encoding.ASCII.GetString (name_data);
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if (name_length % 2 == 0)
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stream.Read (header, 0, 4);
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uint length = BitConverter.ToUInt32 (header, 0, false);
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Data = new byte [length];
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stream.Read (Data, 0, Data.Length);
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if (Data.Length % 2 > 0)
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return header.Length + Data.Length;
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public void Save (System.IO.Stream stream)
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tmp = System.Text.Encoding.ASCII.GetBytes (Marker);
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stream.Write (tmp, 0, tmp.Length);
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tmp = BitConverter.GetBytes (Type, false);
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stream.Write (tmp, 0, tmp.Length);
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stream.WriteByte ((byte)Name.Length);
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tmp = System.Text.Encoding.ASCII.GetBytes (Name);
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stream.Write (tmp, 0, tmp.Length);
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if (tmp.Length % 2 == 0)
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stream.WriteByte (0);
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tmp = BitConverter.GetBytes ((uint)Data.Length, false);
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stream.Write (tmp, 0, tmp.Length);
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stream.Write (Data, 0, Data.Length);
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if (Data.Length % 2 > 0)
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stream.WriteByte (0);
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public class BimFile : SemWeb.StatementSource
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// False seems a safe default
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public bool Distinct {
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get { return false; }
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System.Collections.ArrayList entries = new System.Collections.ArrayList ();
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public BimFile (System.IO.Stream stream)
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public void Select (SemWeb.StatementSink sink)
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foreach (Entry e in entries) {
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EntryType type = (EntryType) e.Type;
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case EntryType.IPTCNAA:
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System.IO.Stream iptcstream = new System.IO.MemoryStream (e.Data);
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Iptc.IptcFile iptc = new Iptc.IptcFile (iptcstream);
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System.IO.Stream xmpstream = new System.IO.MemoryStream (e.Data);
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Xmp.XmpFile xmp = new Xmp.XmpFile (xmpstream);
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public Entry FindEntry (EntryType type)
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foreach (Entry current in entries)
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if (current.Type == (ushort)type)
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public void Load (System.IO.Stream stream)
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while (stream.Position < stream.Length)
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Entry current = new Entry ();
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current.Load (stream);
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//System.Console.WriteLine ("read {0} - {1}", ((EntryType)current.Type).ToString (), current.Name);
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//System.Console.WriteLine (System.Text.Encoding.ASCII.GetString (current.Data));
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} catch (System.Exception e) {
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System.Console.WriteLine (e.ToString ());
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entries.Add (current);
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public void Save (System.IO.Stream stream)
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foreach (Entry e in entries) {
added
removed
Util/F-Spot/Bim.cs
