(Hypatia): LPK archives and LSG images.

ArcFormats/Hypatia/ArcLPC.cs

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+//! \file       ArcLPC.cs
+//! \date       2019 Jan 15
+//! \brief      Kogado Stduio multi-frame image.
+//
+// Copyright (C) 2019 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;
+
+namespace GameRes.Formats.Kogado
+{
+    [Export(typeof(ArchiveFormat))]
+    public class LpcOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "LPC"; } }
+        public override string Description { get { return "Kogado Studio multi-frame image"; } }
+        public override uint     Signature { get { return 0; } }
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.Name.HasExtension ("LPC"))
+                return null;
+            int count = file.View.ReadInt32 (4);
+            if (!IsSaneCount (count))
+                return null;
+
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                var entry = Create<Entry> (name);
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+            }
+            return new ArcFile (file, this, dir);
+        }
+    }
+}

ArcFormats/Hypatia/ArcLPK.cs

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+//! \file       ArcLPK.cs
+//! \date       2022 Apr 12
+//! \brief      Kogado resource archive.
+//
+// Copyright (C) 2022 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;
+
+namespace GameRes.Formats.Kogado
+{
+    [Export(typeof(ArchiveFormat))]
+    public class LpkOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "LPK/KOGADO"; } }
+        public override string Description { get { return "Kogado resource archive"; } }
+        public override uint     Signature { get { return 0; } }
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.Name.HasExtension (".lpk") || file.MaxOffset < 0x2800)
+                return null;
+            uint index_offset = 0;
+            var dir = new List<Entry> ();
+            for (int i = 0; i < 0x200; ++i)
+            {
+                if (file.View.ReadByte (index_offset) == 0)
+                    break;
+                var name = file.View.ReadString (index_offset, 0x10);
+                if (!IsValidEntryName (name))
+                    return null;
+                index_offset += 0x10;
+                var entry = Create<Entry> (name);
+                dir.Add (entry);
+            }
+            if (0 == dir.Count)
+                return null;
+            index_offset = 0x2000;
+            uint base_offset = 0x2800;
+            uint offset = file.View.ReadUInt32 (index_offset);
+            foreach (var entry in dir)
+            {
+                index_offset += 4;
+                uint next_offset = file.View.ReadUInt32 (index_offset);
+                uint size = next_offset - offset;
+                entry.Offset = offset + base_offset;
+                entry.Size = size;
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                offset = next_offset;
+            }
+            return new ArcFile (file, this, dir);
+        }
+    }
+}

ArcFormats/Hypatia/ImageLSG.cs

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+//! \file       ImageLSG.cs
+//! \date       2022 Apr 12
+//! \brief      Kogado image format.
+//
+// Copyright (C) 2022 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.ComponentModel.Composition;
+using System.IO;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+
+namespace GameRes.Formats.Kogado
+{
+    internal class LsgMetaData : ImageMetaData
+    {
+        public int BitmapSize;
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class LsgFormat : ImageFormat
+    {
+        public override string         Tag { get { return "LSG"; } }
+        public override string Description { get { return "Kogado image format"; } }
+        public override uint     Signature { get { return 0x4D42; } } // 'BM'
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (0x14);
+            var info = new LsgMetaData {
+                Width  = header.ToUInt32 (0x0C),
+                Height = header.ToUInt32 (0x10),
+                BPP    = header.ToInt32 (8),
+                BitmapSize = header.ToInt32 (4),
+            };
+            if (info.BPP != 8 && info.BPP != 24)
+                return null;
+            return info;
+        }
+
+        static readonly string DefaultPaletteName = "base.pal";
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            var meta = (LsgMetaData)info;
+            file.Position = 0x14;
+            var pixels = file.ReadBytes (meta.BitmapSize);
+            PixelFormat format;
+            BitmapPalette palette = null;
+            if (meta.BPP == 8)
+            {
+                format = PixelFormats.Indexed8;
+                palette = ReadDefaultPalette (file.Name);
+                if (null == palette)
+                    format = PixelFormats.Gray8;
+            }
+            else
+            {
+                format = PixelFormats.Bgr24;
+            }
+            return ImageData.Create (info, format, palette, pixels);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("LsgFormat.Write not implemented");
+        }
+
+        internal BitmapPalette ReadDefaultPalette (string filename)
+        {
+            var pal_name = Path.ChangeExtension (filename, ".pal");
+            if (!VFS.FileExists (pal_name))
+                pal_name = VFS.ChangeFileName (filename, DefaultPaletteName);
+            if (!VFS.FileExists (pal_name))
+                return null;
+            using (var input = VFS.OpenStream (pal_name))
+            {
+                return ReadPalette (input, 0x100, PaletteFormat.Rgb);
+            }
+        }
+    }
+}