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95 lines
3.7 KiB
C#
95 lines
3.7 KiB
C#
//! \file ArcCGF.cs
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//! \date 2022 May 06
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//! \brief Spiel image collection.
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//
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// Copyright (C) 2022 by morkt
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.Composition;
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using System.IO;
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// [001006][spiel] Koimusubi
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namespace GameRes.Formats.KApp
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{
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internal class CgdEntry : Entry
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{
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public CgdMetaData Info;
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}
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[Export(typeof(ArchiveFormat))]
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public class CgdOpener : ArchiveFormat
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{
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public override string Tag { get { return "CGD/SPIEL"; } }
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public override string Description { get { return "Spiel image collection"; } }
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public override uint Signature { get { return 0x65697073; } } // 'spiel100'
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public override bool IsHierarchic { get { return false; } }
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public override bool CanWrite { get { return false; } }
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public override ArcFile TryOpen (ArcView file)
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{
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if (!file.View.AsciiEqual (0, "spiel100"))
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return null;
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int count = file.View.ReadInt32 (8);
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if (!IsSaneCount (count))
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return null;
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var base_name = Path.GetFileNameWithoutExtension (file.Name);
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uint index_pos = 0x10;
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var dir = new List<Entry> (count);
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for (int i = 0; i < count; ++i)
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{
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var entry = new CgdEntry {
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Name = string.Format ("{0}#{1:D4}", base_name, i),
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Type = "image",
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Offset = file.View.ReadUInt32 (index_pos),
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Size = file.View.ReadUInt32 (index_pos+4),
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};
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if (!entry.CheckPlacement (file.MaxOffset))
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return null;
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var info = entry.Info = new CgdMetaData {
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Width = file.View.ReadUInt16 (index_pos+8),
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Height = file.View.ReadUInt16 (index_pos+0xA),
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BPP = file.View.ReadByte (index_pos+0xE),
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DataOffset = 0,
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Compression = file.View.ReadByte (index_pos+0xF),
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RgbOrder = false,
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};
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info.UnpackedSize = info.iWidth * info.iHeight * info.BPP / 8;
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dir.Add (entry);
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index_pos += 0x10;
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}
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return new ArcFile (file, this, dir);
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}
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public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
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{
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var cgent = entry as CgdEntry;
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var input = arc.File.CreateStream (entry.Offset, entry.Size);
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if (null == cgent)
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return ImageFormatDecoder.Create (input);
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return new CgdDecoder (input, cgent.Info);
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}
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}
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}
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