From 3be1c106c0954862855c123550ed8d258117729a Mon Sep 17 00:00:00 2001 From: morkt Date: Thu, 10 Sep 2015 04:37:31 +0400 Subject: [PATCH] SPL image format. --- ArcFormats/ArcFormats.csproj | 1 + ArcFormats/Zyx/ImageSPL.cs | 212 +++++++++++++++++++++++++++++++++++ supported.html | 1 + 3 files changed, 214 insertions(+) create mode 100644 ArcFormats/Zyx/ImageSPL.cs diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj index 07a44a79..3835309b 100644 --- a/ArcFormats/ArcFormats.csproj +++ b/ArcFormats/ArcFormats.csproj @@ -158,6 +158,7 @@ + diff --git a/ArcFormats/Zyx/ImageSPL.cs b/ArcFormats/Zyx/ImageSPL.cs new file mode 100644 index 00000000..30d11e7c --- /dev/null +++ b/ArcFormats/Zyx/ImageSPL.cs @@ -0,0 +1,212 @@ +//! \file ImageSPL.cs +//! \date Thu Sep 10 00:17:47 2015 +//! \brief Zyx tiled image. +// +// 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.ComponentModel.Composition; +using System.IO; +using System.Windows.Media; +using GameRes.Utility; + +namespace GameRes.Formats.Zyx +{ + internal class Tile + { + public int Left, Top; + public int Right, Bottom; + } + + internal class SplMetaData : ImageMetaData + { + public Tile[] Tiles; + public long DataOffset; + } + + [Export(typeof(ImageFormat))] + public class SplFormat : ImageFormat + { + public override string Tag { get { return "SPL"; } } + public override string Description { get { return "Zyx tiled image format"; } } + public override uint Signature { get { return 0; } } + + public override ImageMetaData ReadMetaData (Stream stream) + { + using (var reader = new ArcView.Reader (stream)) + { + int count = reader.ReadInt16(); + if (count <= 0) + return null; + var tiles = new Tile[count]; + for (int i = 0; i < count; ++i) + { + var tile = new Tile(); + tile.Left = reader.ReadInt16(); + tile.Top = reader.ReadInt16(); + if (tile.Left < 0 || tile.Top < 0) + return null; + tile.Right = reader.ReadInt16(); + tile.Bottom = reader.ReadInt16(); + if (tile.Right <= tile.Left || tile.Bottom <= tile.Top) + return null; + tiles[i] = tile; + } + int width = reader.ReadInt16(); + int height = reader.ReadInt16(); + if (width <= 0 || height <= 0) + return null; + foreach (var tile in tiles) + { + if (tile.Right > width || tile.Bottom > height) + return null; + } + return new SplMetaData + { + Width = (uint)width, + Height = (uint)height, + BPP = 24, + Tiles = tiles, + DataOffset = stream.Position, + }; + } + } + + public override ImageData Read (Stream stream, ImageMetaData info) + { + var meta = info as SplMetaData; + if (null == meta) + throw new System.ArgumentException ("SplFormat.Read should be supplied with SplMetaData", "info"); + + var reader = new SplReader (stream, meta); + reader.Unpack (); + return ImageData.Create (info, PixelFormats.Bgr24, null, reader.Data); + } + + public override void Write (Stream file, ImageData image) + { + throw new System.NotImplementedException ("SplFormat.Write not implemented"); + } + } + + internal class SplReader + { + Stream m_input; + byte[] m_output; + + public byte[] Data { get { return m_output; } } + + public SplReader (Stream input, SplMetaData info) + { + m_output = new byte[3 * info.Width * info.Height]; + m_input = input; + m_input.Position = info.DataOffset; + } + + public void Unpack () + { + int dst = 0; + while (dst < m_output.Length) + { + int count; + int b = m_input.ReadByte(); + if (-1 == b) + break; + switch (b) + { + case 0: + count = m_input.ReadByte(); + if (count != -1) + { + byte p1 = m_output[dst - 3]; + byte p2 = m_output[dst - 2]; + byte p3 = m_output[dst - 1]; + for (int i = 0; i < count; ++i) + { + m_output[dst++] = p1; + m_output[dst++] = p2; + m_output[dst++] = p3; + } + } + break; + case 1: + count = m_input.ReadByte(); + b = m_input.ReadByte(); + if (-1 != count && -1 != b) + { + int src = dst - 3 * b; + count *= 3; + Binary.CopyOverlapped (m_output, src, dst, count); + dst += count; + } + break; + case 2: + count = m_input.ReadByte(); + b = ReadWord(); + if (-1 != count && -1 != b) + { + int src = dst - 3 * b; + count *= 3; + Binary.CopyOverlapped (m_output, src, dst, count); + dst += count; + } + break; + case 3: + b = m_input.ReadByte(); + if (b != -1) + { + int src = dst - 3 * b; + m_output[dst++] = m_output[src++]; + m_output[dst++] = m_output[src++]; + m_output[dst++] = m_output[src++]; + } + break; + case 4: + b = ReadWord(); + if (b != -1) + { + int src = dst - 3 * b; + m_output[dst++] = m_output[src++]; + m_output[dst++] = m_output[src++]; + m_output[dst++] = m_output[src++]; + } + break; + default: + count = 3 * (b - 4); + m_input.Read (m_output, dst, count); + dst += count; + break; + } + } + } + + private int ReadWord () + { + int lo = m_input.ReadByte(); + if (-1 == lo) + return -1; + int hi = m_input.ReadByte(); + if (-1 == hi) + return -1; + return hi << 8 | lo; + } + } +} diff --git a/supported.html b/supported.html index 8a3038aa..f50d36c7 100644 --- a/supported.html +++ b/supported.html @@ -376,6 +376,7 @@ Futamajo
*.bmpMWPNo *.dat+*l.dat-NoStudio MirisTetsuwan Gacchu! +*.bdf
*.spl-NoZyxInnai Kansen series

1 Non-encrypted only