mirror of
https://github.com/crskycode/GARbro.git
synced 2024-12-24 03:44:13 +08:00
(LimFormat): moved to separate file.
This commit is contained in:
morkt
parent
37da6b588e
commit
4410f006f1
@ -86,6 +86,7 @@
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<Compile Include="Ikura\ImageYGP.cs" />
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<Compile Include="ImageLZ.cs" />
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<Compile Include="KiriKiri\ChainReactionCrypt.cs" />
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<Compile Include="Liar\ImageLIM.cs" />
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<Compile Include="MnoViolet\ImageDIF.cs" />
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<Compile Include="NitroPlus\ArcNPK.cs" />
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<Compile Include="Silky\ImageZIT.cs" />
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344
ArcFormats/Liar/ImageLIM.cs
Normal file
344
ArcFormats/Liar/ImageLIM.cs
Normal file
@ -0,0 +1,344 @@
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//! \file ImageLIM.cs
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//! \date Fri Apr 15 12:16:20 2016
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//! \brief Liar-soft LIM image format implementation.
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//
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// Copyright (C) 2015-2016 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.ComponentModel.Composition;
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using System.IO;
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using System.Windows.Media;
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using GameRes.Utility;
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namespace GameRes.Formats.Liar
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{
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[Export(typeof(ImageFormat))]
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public class LimFormat : ImageFormat
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{
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public override string Tag { get { return "LIM"; } }
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public override string Description { get { return "Liar-soft image format"; } }
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public override uint Signature { get { return 0; } }
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public override ImageMetaData ReadMetaData (Stream stream)
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{
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if (0x4C != stream.ReadByte() || 0x4D != stream.ReadByte())
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return null;
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int flag = stream.ReadByte() & 0xF;
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if (flag != 2 && flag != 3)
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return null;
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stream.ReadByte();
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using (var file = new ArcView.Reader (stream))
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{
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int bpp = 0x10 == file.ReadUInt16() ? 16 : 32;
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var meta = new ImageMetaData { BPP = bpp };
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file.ReadUInt16();
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meta.Width = file.ReadUInt32();
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meta.Height = file.ReadUInt32();
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return meta;
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}
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}
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public override ImageData Read (Stream file, ImageMetaData info)
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{
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file.Position = 0x10;
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using (var reader = new Reader (file, info))
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{
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reader.Unpack();
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return ImageData.Create (info, reader.Format, null, reader.Data);
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}
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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 NotImplementedException ("LimFormat.Write not implemented");
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}
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internal class Reader : IDisposable
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{
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BinaryReader m_input;
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byte[] m_output;
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byte[] m_index;
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byte[] m_image;
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int m_width;
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int m_height;
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int m_bpp;
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public byte[] Data { get { return m_image; } }
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public PixelFormat Format { get; private set; }
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public Reader (Stream file, ImageMetaData info)
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{
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m_input = new ArcView.Reader (file);
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m_width = (int)info.Width;
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m_height = (int)info.Height;
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m_bpp = info.BPP;
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if (32 == m_bpp)
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Format = PixelFormats.Bgra32;
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else if (16 == m_bpp)
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Format = PixelFormats.Bgr565;
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else
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throw new InvalidFormatException();
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m_image = new byte[m_width*m_height*m_bpp/8];
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}
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int m_remaining;
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int m_current;
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int m_bits;
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public void Unpack ()
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{
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if (32 == m_bpp)
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Unpack32bpp();
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else
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Unpack16bpp();
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}
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void Unpack32bpp ()
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{
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byte mask = 0xFF;
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for (int i = 3; i >= 0; --i)
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{
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UnpackChannel (3);
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int src = 0;
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for (int p = i; p < m_image.Length; p += 4)
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{
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m_image[p] = (byte)(m_output[src++] ^ mask);
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}
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mask = 0;
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}
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}
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void Unpack16bpp ()
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{
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int image_size = m_input.ReadInt32();
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m_output = m_image;
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m_remaining = m_input.ReadInt32();
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int index_size = m_input.ReadUInt16() * 2;
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if (null == m_index || index_size > m_index.Length)
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m_index = new byte[index_size];
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m_input.ReadInt16(); // ignored
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if (index_size != m_input.Read (m_index, 0, index_size))
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throw new InvalidFormatException ("Unexpected end of file");
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int card;
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if (index_size > 8192)
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{
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m_index_threshold = 14;
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m_index_length_limit = 16;
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card = 4;
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}
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else
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{
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m_index_threshold = 6;
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m_index_length_limit = 12;
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card = 3;
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}
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m_current = 0;
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int dst = 0;
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while (dst < m_output.Length)
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{
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int bits = GetBits (card);
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if (-1 == bits)
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break;
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if (0 != bits)
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{
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int index = GetIndex (bits);
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if (index < 0)
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break;
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if (dst + 1 >= m_output.Length)
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break;
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m_output[dst++] = m_index[index*2];
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m_output[dst++] = m_index[index*2+1];
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}
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else
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{
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int count = GetBits (4);
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if (-1 == count)
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break;
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bits = GetBits (card);
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if (-1 == bits)
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break;
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int index = GetIndex (bits);
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if (-1 == index)
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break;
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count += 2;
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index *= 2;
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for (int i = 0; i < count; i++)
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{
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if (dst + 1 >= m_output.Length)
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return;
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m_output[dst++] = m_index[index];
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m_output[dst++] = m_index[index+1];
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}
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}
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}
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if (m_input.BaseStream.Position < m_input.BaseStream.Length)
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{
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m_output = null;
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UnpackChannel (3);
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var pixels = new byte[m_width*m_height*4];
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int alpha_src = 0;
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dst = 0;
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for (int i = 0; i < m_image.Length; i += 2)
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{
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int color = LittleEndian.ToUInt16 (m_image, i);
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pixels[dst++] = (byte)((color & 0x001F) * 0xFF / 0x1F);
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pixels[dst++] = (byte)((color & 0x07E0) * 0xFF / 0x7E0);
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pixels[dst++] = (byte)((color & 0xF800) * 0xFF / 0xF800);
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pixels[dst++] = (byte)~m_output[alpha_src++];
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}
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m_image = pixels;
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Format = PixelFormats.Bgra32;
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}
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}
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void UnpackChannel (int card)
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{
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m_index_threshold = 6;
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m_index_length_limit = 12;
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int channel_size = m_input.ReadInt32();
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if (null == m_output || m_output.Length < channel_size)
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m_output = new byte[channel_size];
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m_remaining = m_input.ReadInt32();
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int index_size = m_input.ReadUInt16();
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if (null == m_index || index_size > m_index.Length)
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m_index = new byte[index_size];
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m_input.ReadInt16(); // ignored
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if (index_size != m_input.Read (m_index, 0, index_size))
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throw new InvalidFormatException ("Unexpected end of file");
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m_current = 0;
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int dst = 0;
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while (dst < m_output.Length)
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{
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int bits = GetBits (card);
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if (-1 == bits)
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break;
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if (0 != bits)
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{
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int index = GetIndex (bits);
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if (index < 0)
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break;
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if (dst + 1 >= m_output.Length)
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break;
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m_output[dst++] = m_index[index];
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}
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else
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{
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int count = GetBits (4);
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if (-1 == count)
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break;
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bits = GetBits (card);
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if (-1 == bits)
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break;
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int index = GetIndex (bits);
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if (-1 == index)
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break;
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count += 2;
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for (int i = 0; i < count; i++)
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{
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if (dst + 1 >= m_output.Length)
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return;
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m_output[dst++] = m_index[index];
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}
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}
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}
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}
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private int GetBits (int n)
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{
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int v = 0;
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while (n > 0)
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{
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if (0 == m_current)
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{
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if (0 == m_remaining)
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return 0;
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m_bits = m_input.ReadByte();
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--m_remaining;
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m_current = 8;
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}
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v <<= 1;
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m_bits <<= 1;
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v |= (m_bits >> 8) & 1;
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--m_current;
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--n;
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}
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return v;
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}
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int m_index_threshold;
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int m_index_length_limit;
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private int GetIndex (int bits)
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{
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if (bits <= m_index_threshold)
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{
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if (0 == bits)
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return -1;
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if (1 == bits--)
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return GetBits (1);
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return (1 << bits) | GetBits (bits);
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}
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for (int i = m_index_threshold; i < m_index_length_limit; ++i)
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{
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bits = GetBits (1);
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if (-1 == bits)
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return -1;
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if (0 == bits)
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return (1 << i) | GetBits (i);
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}
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return -1;
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}
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#region IDisposable Members
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bool disposed = false;
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public void Dispose ()
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{
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Dispose (true);
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GC.SuppressFinalize (this);
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}
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protected virtual void Dispose (bool disposing)
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{
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if (!disposed)
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{
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if (disposing)
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m_input.Dispose();
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}
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}
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#endregion
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}
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}
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}
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@ -464,315 +464,4 @@ namespace GameRes.Formats.Liar
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#endregion
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}
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}
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[Export(typeof(ImageFormat))]
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public class LimFormat : ImageFormat
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{
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public override string Tag { get { return "LIM"; } }
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public override string Description { get { return "Liar-soft image format"; } }
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public override uint Signature { get { return 0; } }
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public override ImageMetaData ReadMetaData (Stream stream)
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{
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if (0x4C != stream.ReadByte() || 0x4D != stream.ReadByte())
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return null;
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int flag = stream.ReadByte() & 0xF;
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if (flag != 2 && flag != 3)
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return null;
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stream.ReadByte();
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using (var file = new ArcView.Reader (stream))
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{
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int bpp = 0x10 == file.ReadUInt16() ? 16 : 32;
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var meta = new ImageMetaData { BPP = bpp };
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file.ReadUInt16();
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meta.Width = file.ReadUInt32();
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meta.Height = file.ReadUInt32();
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return meta;
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}
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}
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public override ImageData Read (Stream file, ImageMetaData info)
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{
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file.Position = 0x10;
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using (var reader = new Reader (file, info))
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{
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reader.Unpack();
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return ImageData.Create (info, reader.Format, null, reader.Data);
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}
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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 NotImplementedException ("LimFormat.Write not implemented");
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}
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internal class Reader : IDisposable
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{
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BinaryReader m_input;
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byte[] m_output;
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byte[] m_index;
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byte[] m_image;
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int m_width;
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int m_height;
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int m_bpp;
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public byte[] Data { get { return m_image; } }
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public PixelFormat Format { get; private set; }
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public Reader (Stream file, ImageMetaData info)
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{
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m_input = new ArcView.Reader (file);
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m_width = (int)info.Width;
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m_height = (int)info.Height;
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m_bpp = info.BPP;
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if (32 == m_bpp)
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Format = PixelFormats.Bgra32;
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else if (16 == m_bpp)
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Format = PixelFormats.Bgr565;
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else
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throw new InvalidFormatException();
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m_image = new byte[m_width*m_height*m_bpp/8];
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}
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int m_remaining;
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int m_current;
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int m_bits;
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public void Unpack ()
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{
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if (32 == m_bpp)
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Unpack32bpp();
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else
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Unpack16bpp();
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}
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void Unpack32bpp ()
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{
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byte mask = 0xFF;
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for (int i = 3; i >= 0; --i)
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{
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UnpackChannel (3);
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int src = 0;
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for (int p = i; p < m_image.Length; p += 4)
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{
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m_image[p] = (byte)(m_output[src++] ^ mask);
|
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}
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mask = 0;
|
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}
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}
|
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|
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void Unpack16bpp ()
|
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{
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int image_size = m_input.ReadInt32();
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m_output = m_image;
|
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|
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m_remaining = m_input.ReadInt32();
|
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int index_size = m_input.ReadUInt16() * 2;
|
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if (null == m_index || index_size > m_index.Length)
|
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m_index = new byte[index_size];
|
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m_input.ReadInt16(); // ignored
|
||||
if (index_size != m_input.Read (m_index, 0, index_size))
|
||||
throw new InvalidFormatException ("Unexpected end of file");
|
||||
|
||||
int card;
|
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if (index_size > 8192)
|
||||
{
|
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m_index_threshold = 14;
|
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m_index_length_limit = 16;
|
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card = 4;
|
||||
}
|
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else
|
||||
{
|
||||
m_index_threshold = 6;
|
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m_index_length_limit = 12;
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card = 3;
|
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}
|
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m_current = 0;
|
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int dst = 0;
|
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while (dst < m_output.Length)
|
||||
{
|
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int bits = GetBits (card);
|
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if (-1 == bits)
|
||||
break;
|
||||
|
||||
if (0 != bits)
|
||||
{
|
||||
int index = GetIndex (bits);
|
||||
if (index < 0)
|
||||
break;
|
||||
if (dst + 1 >= m_output.Length)
|
||||
break;
|
||||
|
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m_output[dst++] = m_index[index*2];
|
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m_output[dst++] = m_index[index*2+1];
|
||||
}
|
||||
else
|
||||
{
|
||||
int count = GetBits (4);
|
||||
if (-1 == count)
|
||||
break;
|
||||
|
||||
bits = GetBits (card);
|
||||
if (-1 == bits)
|
||||
break;
|
||||
|
||||
int index = GetIndex (bits);
|
||||
if (-1 == index)
|
||||
break;
|
||||
count += 2;
|
||||
index *= 2;
|
||||
for (int i = 0; i < count; i++)
|
||||
{
|
||||
if (dst + 1 >= m_output.Length)
|
||||
return;
|
||||
m_output[dst++] = m_index[index];
|
||||
m_output[dst++] = m_index[index+1];
|
||||
}
|
||||
}
|
||||
}
|
||||
if (m_input.BaseStream.Position < m_input.BaseStream.Length)
|
||||
{
|
||||
m_output = null;
|
||||
UnpackChannel (3);
|
||||
var pixels = new byte[m_width*m_height*4];
|
||||
int alpha_src = 0;
|
||||
dst = 0;
|
||||
for (int i = 0; i < m_image.Length; i += 2)
|
||||
{
|
||||
int color = LittleEndian.ToUInt16 (m_image, i);
|
||||
pixels[dst++] = (byte)((color & 0x001F) * 0xFF / 0x1F);
|
||||
pixels[dst++] = (byte)((color & 0x07E0) * 0xFF / 0x7E0);
|
||||
pixels[dst++] = (byte)((color & 0xF800) * 0xFF / 0xF800);
|
||||
pixels[dst++] = (byte)~m_output[alpha_src++];
|
||||
}
|
||||
m_image = pixels;
|
||||
Format = PixelFormats.Bgra32;
|
||||
}
|
||||
}
|
||||
|
||||
void UnpackChannel (int card)
|
||||
{
|
||||
m_index_threshold = 6;
|
||||
m_index_length_limit = 12;
|
||||
|
||||
int channel_size = m_input.ReadInt32();
|
||||
if (null == m_output || m_output.Length < channel_size)
|
||||
m_output = new byte[channel_size];
|
||||
m_remaining = m_input.ReadInt32();
|
||||
|
||||
int index_size = m_input.ReadUInt16();
|
||||
if (null == m_index || index_size > m_index.Length)
|
||||
m_index = new byte[index_size];
|
||||
m_input.ReadInt16(); // ignored
|
||||
if (index_size != m_input.Read (m_index, 0, index_size))
|
||||
throw new InvalidFormatException ("Unexpected end of file");
|
||||
|
||||
m_current = 0;
|
||||
int dst = 0;
|
||||
while (dst < m_output.Length)
|
||||
{
|
||||
int bits = GetBits (card);
|
||||
if (-1 == bits)
|
||||
break;
|
||||
|
||||
if (0 != bits)
|
||||
{
|
||||
int index = GetIndex (bits);
|
||||
if (index < 0)
|
||||
break;
|
||||
if (dst + 1 >= m_output.Length)
|
||||
break;
|
||||
|
||||
m_output[dst++] = m_index[index];
|
||||
}
|
||||
else
|
||||
{
|
||||
int count = GetBits (4);
|
||||
if (-1 == count)
|
||||
break;
|
||||
|
||||
bits = GetBits (card);
|
||||
if (-1 == bits)
|
||||
break;
|
||||
|
||||
int index = GetIndex (bits);
|
||||
if (-1 == index)
|
||||
break;
|
||||
count += 2;
|
||||
for (int i = 0; i < count; i++)
|
||||
{
|
||||
if (dst + 1 >= m_output.Length)
|
||||
return;
|
||||
m_output[dst++] = m_index[index];
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private int GetBits (int n)
|
||||
{
|
||||
int v = 0;
|
||||
while (n > 0)
|
||||
{
|
||||
if (0 == m_current)
|
||||
{
|
||||
if (0 == m_remaining)
|
||||
return 0;
|
||||
m_bits = m_input.ReadByte();
|
||||
--m_remaining;
|
||||
m_current = 8;
|
||||
}
|
||||
v <<= 1;
|
||||
m_bits <<= 1;
|
||||
v |= (m_bits >> 8) & 1;
|
||||
--m_current;
|
||||
--n;
|
||||
}
|
||||
return v;
|
||||
}
|
||||
|
||||
int m_index_threshold;
|
||||
int m_index_length_limit;
|
||||
|
||||
private int GetIndex (int bits)
|
||||
{
|
||||
if (bits <= m_index_threshold)
|
||||
{
|
||||
if (0 == bits)
|
||||
return -1;
|
||||
if (1 == bits--)
|
||||
return GetBits (1);
|
||||
return (1 << bits) | GetBits (bits);
|
||||
}
|
||||
for (int i = m_index_threshold; i < m_index_length_limit; ++i)
|
||||
{
|
||||
bits = GetBits (1);
|
||||
if (-1 == bits)
|
||||
return -1;
|
||||
if (0 == bits)
|
||||
return (1 << i) | GetBits (i);
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
#region IDisposable Members
|
||||
bool disposed = false;
|
||||
|
||||
public void Dispose ()
|
||||
{
|
||||
Dispose (true);
|
||||
GC.SuppressFinalize (this);
|
||||
}
|
||||
|
||||
protected virtual void Dispose (bool disposing)
|
||||
{
|
||||
if (!disposed)
|
||||
{
|
||||
if (disposing)
|
||||
m_input.Dispose();
|
||||
}
|
||||
}
|
||||
#endregion
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user