bunch of stuff.

Legacy/KApp/ArcCGD.cs

@@ -0,0 +1,94 @@
+//! \file       ArcCGF.cs
+//! \date       2022 May 06
+//! \brief      Spiel image collection.
+//
+// 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;
+
+// [001006][spiel] Koimusubi
+
+namespace GameRes.Formats.KApp
+{
+    internal class CgdEntry : Entry
+    {
+        public CgdMetaData Info;
+    }
+
+    [Export(typeof(ArchiveFormat))]
+    public class CgdOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "CGD/SPIEL"; } }
+        public override string Description { get { return "Spiel image collection"; } }
+        public override uint     Signature { get { return 0x65697073; } } // 'spiel100'
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.View.AsciiEqual (0, "spiel100"))
+                return null;
+            int count = file.View.ReadInt32 (8);
+            if (!IsSaneCount (count))
+                return null;
+
+            var base_name = Path.GetFileNameWithoutExtension (file.Name);
+            uint index_pos = 0x10;
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                var entry = new CgdEntry {
+                    Name   = string.Format ("{0}#{1:D4}", base_name, i),
+                    Type   = "image",
+                    Offset = file.View.ReadUInt32 (index_pos),
+                    Size   = file.View.ReadUInt32 (index_pos+4),
+                };
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                var info = entry.Info = new CgdMetaData {
+                    Width  = file.View.ReadUInt16 (index_pos+8),
+                    Height = file.View.ReadUInt16 (index_pos+0xA),
+                    BPP    = file.View.ReadByte (index_pos+0xE),
+                    DataOffset = 0,
+                    Compression = file.View.ReadByte (index_pos+0xF),
+                    RgbOrder = false,
+                };
+                info.UnpackedSize = info.iWidth * info.iHeight * info.BPP / 8;
+                dir.Add (entry);
+                index_pos += 0x10;
+            }
+            return new ArcFile (file, this, dir);
+        }
+
+        public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
+        {
+            var cgent = entry as CgdEntry;
+            var input = arc.File.CreateStream (entry.Offset, entry.Size);
+            if (null == cgent)
+                return ImageFormatDecoder.Create (input);
+            return new CgdDecoder (input, cgent.Info);
+        }
+    }
+}