From 8b6e7d869c3680dad505babcaeb080494bce1912 Mon Sep 17 00:00:00 2001 From: morkt Date: Sun, 12 Apr 2015 23:02:29 +0400 Subject: [PATCH] implemented IFL archives and GRD images. --- ArcFormats/ArcIFL.cs | 69 ++++++++++++++++ ArcFormats/ImageGRD.cs | 176 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 245 insertions(+) create mode 100644 ArcFormats/ArcIFL.cs create mode 100644 ArcFormats/ImageGRD.cs diff --git a/ArcFormats/ArcIFL.cs b/ArcFormats/ArcIFL.cs new file mode 100644 index 00000000..b30bd5a3 --- /dev/null +++ b/ArcFormats/ArcIFL.cs @@ -0,0 +1,69 @@ +//! \file ArcIFL.cs +//! \date Sun Apr 12 20:47:04 2015 +//! \brief IFLS archive 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; + +namespace GameRes.Formats.Silky +{ + [Export(typeof(ArchiveFormat))] + public class IfsOpener : ArchiveFormat + { + public override string Tag { get { return "IFL"; } } + public override string Description { get { return "Silky's engine resource archive"; } } + public override uint Signature { get { return 0x534c4649; } } // 'IFLS' + public override bool IsHierarchic { get { return false; } } + public override bool CanCreate { get { return false; } } + + public override ArcFile TryOpen (ArcView file) + { + uint data_offset = file.View.ReadUInt32 (4); + int count = file.View.ReadInt32 (8); + if (data_offset <= 12 || data_offset >= file.MaxOffset + || count <= 0 || count > 0xfffff) + return null; + var dir = new List (count); + long index_offset = 12; + for (int i = 0; i < count; ++i) + { + string name = file.View.ReadString (index_offset, 0x10); + if (0 == name.Length) + return null; + var entry = FormatCatalog.Instance.CreateEntry (name); + entry.Offset = file.View.ReadUInt32 (index_offset+0x10); + entry.Size = file.View.ReadUInt32 (index_offset+0x14); + if (!entry.CheckPlacement (file.MaxOffset)) + return null; + dir.Add (entry); + index_offset += 0x18; + } + return new ArcFile (file, this, dir); + } + } +} + diff --git a/ArcFormats/ImageGRD.cs b/ArcFormats/ImageGRD.cs new file mode 100644 index 00000000..05066aca --- /dev/null +++ b/ArcFormats/ImageGRD.cs @@ -0,0 +1,176 @@ +//! \file ImageGRD.cs +//! \date Sun Apr 12 21:05:44 2015 +//! \brief Silky's GRD image format. +// +// 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 System.Text; +using System.Windows; +using System.Windows.Media; +using System.Windows.Media.Imaging; +using GameRes.Utility; + +namespace GameRes.Formats.Silky +{ + internal class GrdMetaData : ImageMetaData + { + public int DataSize; + } + + [Export(typeof(ImageFormat))] + public class GrdFormat : ImageFormat + { + public override string Tag { get { return "GRD"; } } + public override string Description { get { return "Silky's RGB image format"; } } + public override uint Signature { get { return 0x5f504d43u; } } // 'CMP_' + + public override void Write (Stream file, ImageData image) + { + throw new NotImplementedException ("GrdFormat.Write not implemented"); + } + + public override ImageMetaData ReadMetaData (Stream stream) + { + stream.Seek (4, SeekOrigin.Current); + int data_size = stream.ReadByte() | stream.ReadByte() << 8 | stream.ReadByte() << 16 | stream.ReadByte() << 24; + stream.Seek (4, SeekOrigin.Current); + using (var reader = new Reader (stream, 0x22)) // BMP header + { + reader.Unpack(); + var bmp = reader.Data; + if (bmp[0] != 'B' || bmp[1] != 'M') + return null; + int width = LittleEndian.ToInt32 (bmp, 0x12); + int height = LittleEndian.ToInt32 (bmp, 0x16); + int bpp = LittleEndian.ToInt16 (bmp, 0x1c); + return new GrdMetaData + { + Width = (uint)width, + Height = (uint)height, + BPP = bpp, + DataSize = data_size, + }; + } + } + + public override ImageData Read (Stream stream, ImageMetaData info) + { + var meta = info as GrdMetaData; + if (null == meta) + throw new ArgumentException ("GrdFormat.Read should be supplied with GrdMetaData", "info"); + + stream.Position = 12; + using (var reader = new Reader (stream, meta.DataSize)) + { + reader.Unpack(); + byte[] pixels = reader.Data; + using (var bmp = new MemoryStream (reader.Data, false)) + { + var decoder = new BmpBitmapDecoder (bmp, + BitmapCreateOptions.None, BitmapCacheOption.OnLoad); + BitmapSource frame = decoder.Frames[0]; + frame.Freeze(); + return new ImageData (frame, info); + } + } + } + } + + // custom LZSS reader + // + internal class Reader : IDisposable + { + Stream m_input; + byte[] m_output; + + public byte[] Data { get { return m_output; } } + + public Reader (Stream file, int dst_size) + { + m_input = file; + m_output = new byte[dst_size]; + } + + public void Unpack () + { + var frame = new byte[0x1000]; + int frame_pos = 0xfee; + for (int i = 0; i < frame_pos; ++i) + frame[i] = 32; + int ctl = 0; + int dst = 0; + while (dst < m_output.Length) + { + ctl >>= 1; + if (0 == (ctl & 0x100)) + { + int b = m_input.ReadByte(); + if (-1 == b) + break; + ctl = b | 0xff00; + } + if (0 != (ctl & 1)) + { + int b = m_input.ReadByte(); + if (-1 == b) + break; + m_output[dst++] = (byte)b; + frame[frame_pos++] = (byte)b; + frame_pos &= 0xfff; + } + else + { + int lo = m_input.ReadByte(); + if (-1 == lo) + break; + int hi = m_input.ReadByte(); + if (-1 == hi) + break; + int offset = (hi & 0xF0) << 4 | lo; + int count = (hi & 0xF) + 3; + for (int i = 0; i < count && dst < m_output.Length; ++i) + { + byte b = frame[(offset + i) & 0xfff]; + m_output[dst++] = b; + frame[frame_pos++] = b; + frame_pos &= 0xfff; + } + } + } + } + + #region IDisposable Members + public void Dispose () + { + if (null != m_input) + { + m_input = null; + } + GC.SuppressFinalize (this); + } + #endregion + } +}