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(Legacy): implemented TEX images.
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<Compile Include="Rune\ArcYK.cs" />
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<Compile Include="Rune\ArcYK.cs" />
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<Compile Include="Sarang\ImageABC.cs" />
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<Compile Include="Sarang\ImageABC.cs" />
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<Compile Include="Sogna\ArcSGS.cs" />
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<Compile Include="Sogna\ArcSGS.cs" />
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<Compile Include="System21\ImageTEX.cs" />
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<Compile Include="Tako\ArcMPK.cs" />
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<Compile Include="Tako\ArcMPK.cs" />
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<Compile Include="Tetratech\ArcBND.cs" />
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<Compile Include="Tetratech\ArcBND.cs" />
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<Compile Include="Tigerman\ArcCHR.cs" />
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<Compile Include="Tigerman\ArcCHR.cs" />
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83
Legacy/System21/ImageTEX.cs
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83
Legacy/System21/ImageTEX.cs
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//! \file ImageTEX.cs
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//! \date 2018 Dec 25
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//! \brief System21 texture format.
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//
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// Copyright (C) 2018 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.ComponentModel.Composition;
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using System.IO;
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using GameRes.Compression;
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namespace GameRes.Formats.System21
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{
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[Export(typeof(ImageFormat))]
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public class TexFormat : ImageFormat
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{
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public override string Tag { get { return "TEX/SZDD"; } }
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public override string Description { get { return "System21 compressed texture format"; } }
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public override uint Signature { get { return 0x44445A53; } } // 'SZDD'
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public override bool CanWrite { get { return false; } }
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static readonly ResourceInstance<ImageFormat> DdsFormat = new ResourceInstance<ImageFormat> ("DDS");
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public override ImageMetaData ReadMetaData (IBinaryStream file)
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{
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using (var input = OpenLzStream (file))
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{
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var header = new byte[0x84];
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if (input.Read (header, 0, header.Length) != header.Length)
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return null;
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if (!header.AsciiEqual (4, "DDS "))
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return null;
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using (var dds = new BinMemoryStream (header, 4, header.Length - 4))
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return DdsFormat.Value.ReadMetaData (dds);
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}
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}
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public override ImageData Read (IBinaryStream file, ImageMetaData info)
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{
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using (var lz = OpenLzStream (file))
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{
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var skip = new byte[4];
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lz.Read (skip, 0, 4);
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using (var input = new SeekableStream (lz))
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using (var dds = new BinaryStream (input, file.Name))
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return DdsFormat.Value.Read (dds, info);
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}
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}
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Stream OpenLzStream (IBinaryStream input)
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{
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input.Position = 0xE;
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var lz = new LzssStream (input.AsStream, LzssMode.Decompress, true);
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lz.Config.FrameSize = 0x1000;
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lz.Config.FrameFill = 0x20;
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lz.Config.FrameInitPos = 0x1000 - 0x10;
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return lz;
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}
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public override void Write (Stream file, ImageData image)
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{
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throw new System.NotImplementedException ("TexFormat.Write not implemented");
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}
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}
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}
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