diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj
index a82a3823..20667ff3 100644
--- a/ArcFormats/ArcFormats.csproj
+++ b/ArcFormats/ArcFormats.csproj
@@ -67,6 +67,8 @@
+
+
diff --git a/ArcFormats/Banana/ArcPK.cs b/ArcFormats/Banana/ArcPK.cs
new file mode 100644
index 00000000..654324bd
--- /dev/null
+++ b/ArcFormats/Banana/ArcPK.cs
@@ -0,0 +1,97 @@
+//! \file ArcPK.cs
+//! \date Sat Nov 28 02:45:36 2015
+//! \brief BANANA Shu-Shu PK archives implementation.
+//
+// Copyright (C) 2015 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+using GameRes.Utility;
+using GameRes.Compression;
+
+namespace GameRes.Formats.Banana // namespace is arbitrary, actual format source is uncertain
+{
+ [Export(typeof(ArchiveFormat))]
+ public class PkOpener : ArchiveFormat
+ {
+ public override string Tag { get { return "PK/BANANA"; } }
+ public override string Description { get { return "BANANA Shu-Shu resource archive"; } }
+ public override uint Signature { get { return 0; } }
+ public override bool IsHierarchic { get { return false; } }
+ public override bool CanCreate { get { return false; } }
+
+ public PkOpener ()
+ {
+ Extensions = new string[] { "pk" };
+ }
+
+ public override ArcFile TryOpen (ArcView file)
+ {
+ int count = file.View.ReadInt32 (0);
+ if (!IsSaneCount (count) || count * 10 >= file.MaxOffset)
+ return null;
+
+ uint index_offset = 4;
+ byte[] name_buffer = new byte[0x100];
+ var dir = new List (count);
+ for (int i = 0; i < count; ++i)
+ {
+ byte name_length = file.View.ReadByte (index_offset++);
+ if (0 == name_length)
+ return null;
+ if (name_length != file.View.Read (index_offset, name_buffer, 0, name_length))
+ return null;
+ index_offset += name_length;
+ byte key = (byte)(name_length+1);
+ for (int j = 0; j < name_length; ++j)
+ {
+ name_buffer[j] -= key--;
+ if (name_buffer[j] < 0x20)
+ return null;
+ }
+ string name = Encodings.cp932.GetString (name_buffer, 0, name_length);
+
+ var entry = FormatCatalog.Instance.Create (name);
+ entry.Offset = Binary.BigEndian (file.View.ReadUInt32 (index_offset));
+ entry.Size = Binary.BigEndian (file.View.ReadUInt32 (index_offset+4));
+ index_offset += 8;
+ if (entry.Offset < index_offset || !entry.CheckPlacement (file.MaxOffset))
+ return null;
+ if (name.EndsWith (".scr", StringComparison.InvariantCultureIgnoreCase))
+ entry.IsPacked = true;
+ dir.Add (entry);
+ }
+ return new ArcFile (file, this, dir);
+ }
+
+ public override Stream OpenEntry (ArcFile arc, Entry entry)
+ {
+ var pent = entry as PackedEntry;
+ if (null == pent || !pent.IsPacked)
+ return base.OpenEntry (arc, entry);
+ var input = arc.File.CreateStream (entry.Offset, entry.Size);
+ return new LzssStream (input);
+ }
+ }
+}
diff --git a/ArcFormats/Banana/ImageMAG.cs b/ArcFormats/Banana/ImageMAG.cs
new file mode 100644
index 00000000..01f7433c
--- /dev/null
+++ b/ArcFormats/Banana/ImageMAG.cs
@@ -0,0 +1,136 @@
+//! \file ImageMAG.cs
+//! \date Sat Nov 28 03:17:00 2015
+//! \brief BANANA Shu-Shu MAG images implementation.
+//
+// Copyright (C) 2015 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using GameRes.Compression;
+using GameRes.Utility;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Windows.Media;
+
+namespace GameRes.Formats.Banana
+{
+ internal class MagMetaData : ImageMetaData
+ {
+ public uint AlphaOffset;
+ public int BackWidth;
+ public int BackHeight;
+ }
+
+ [Export(typeof(ImageFormat))]
+ public class MagFormat : ImageFormat
+ {
+ public override string Tag { get { return "MAG"; } }
+ public override string Description { get { return "BANANA Shu-Shu image format"; } }
+ public override uint Signature { get { return 0; } }
+
+ public override ImageMetaData ReadMetaData (Stream stream)
+ {
+ var header = new byte[0x24];
+ if (header.Length != stream.Read (header, 0, header.Length))
+ return null;
+ if (0 != LittleEndian.ToInt32 (header, 0x10) || 0 != LittleEndian.ToInt32 (header, 0x14))
+ return null;
+ int left = LittleEndian.ToInt32 (header, 0);
+ int top = LittleEndian.ToInt32 (header, 4);
+ int right = LittleEndian.ToInt32 (header, 8);
+ int bottom = LittleEndian.ToInt32 (header, 0xC);
+ int back_width = LittleEndian.ToInt32 (header, 0x18);
+ int back_height = LittleEndian.ToInt32 (header, 0x1C);
+ uint alpha_channel = LittleEndian.ToUInt32 (header, 0x20);
+ int width = right - left;
+ int height = bottom - top;
+ if (left >= back_width || top >= back_height
+ || width <= 0 || width > back_width || height <= 0 || height > back_height
+ || back_width <= 0 || back_width > 0x2000 || back_height <= 0 || back_height > 0x2000)
+ return null;
+ return new MagMetaData
+ {
+ Width = (uint)width,
+ Height = (uint)height,
+ BPP = alpha_channel != 0 ? 32 : 24,
+ OffsetX = left,
+ OffsetY = top,
+ AlphaOffset = alpha_channel,
+ BackWidth = back_width,
+ BackHeight = back_height,
+ };
+ }
+
+ public override ImageData Read (Stream stream, ImageMetaData info)
+ {
+ int stride = (int)info.Width * 3;
+ var pixels = new byte[stride * (int)info.Height];
+ stream.Position = 0x24;
+ using (var lz = new LzssStream (stream, LzssMode.Decompress, true))
+ {
+ if (pixels.Length != lz.Read (pixels, 0, pixels.Length))
+ throw new InvalidFormatException();
+ }
+ int src = 0;
+ for (int i = 3; i < stride; ++i)
+ {
+ pixels[i] += pixels[src++];
+ }
+ src = 0;
+ for (int i = stride; i < pixels.Length; ++i)
+ {
+ pixels[i] += pixels[src++];
+ }
+ var meta = (MagMetaData)info;
+ if (0 == meta.AlphaOffset)
+ return ImageData.CreateFlipped (info, PixelFormats.Bgr24, null, pixels, stride);
+
+ stream.Position = 0x24 + meta.AlphaOffset;
+ var alpha = new byte[meta.BackWidth*meta.BackHeight];
+ using (var lz = new LzssStream (stream, LzssMode.Decompress, true))
+ {
+ if (alpha.Length != lz.Read (alpha, 0, alpha.Length))
+ throw new InvalidFormatException();
+ }
+ int img_stride = (int)info.Width*4;
+ var img = new byte[img_stride * (int)info.Height];
+ int dst = 0;
+ int alpha_y = meta.BackHeight - (meta.OffsetY + (int)meta.Height);
+ for (int y = (int)meta.Height - 1; y >= 0; --y)
+ {
+ src = stride * y;
+ int src_alpha = meta.BackWidth * (alpha_y + y) + meta.OffsetX;
+ for (int i = 0; i < img_stride; i += 4)
+ {
+ img[dst++] = pixels[src++];
+ img[dst++] = pixels[src++];
+ img[dst++] = pixels[src++];
+ img[dst++] = alpha[src_alpha++];
+ }
+ }
+ return ImageData.Create (info, PixelFormats.Bgra32, null, img, img_stride);
+ }
+
+ public override void Write (Stream file, ImageData image)
+ {
+ throw new System.NotImplementedException ("MagFormat.Write not implemented");
+ }
+ }
+}
diff --git a/supported.html b/supported.html
index a2d343f9..dee2ddaa 100644
--- a/supported.html
+++ b/supported.html
@@ -528,6 +528,11 @@ Izumo 2 ~Gakuen Kyousoukyoku~
*.pbx
Pandora.box
No
Terios
Ikinari Happy Bell
+
*.pk
-
No
BANANA Shu-Shu
+Tama Tama ~Tonari no Kanojo...
+Tama Tama Christmas Box
+