mirror of
https://github.com/crskycode/GARbro.git
synced 2026-06-09 23:29:07 +08:00
implemented DGC image format.
This commit is contained in:
morkt
@@ -163,6 +163,7 @@
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<Compile Include="ImageBMD.cs" />
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<Compile Include="ImageBMZ.cs" />
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<Compile Include="ImageCPB.cs" />
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<Compile Include="ImageDGC.cs" />
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<Compile Include="ImageDRG.cs" />
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<Compile Include="ImageEDT.cs" />
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<Compile Include="ImageELG.cs" />
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502
ArcFormats/ImageDGC.cs
Normal file
502
ArcFormats/ImageDGC.cs
Normal file
@@ -0,0 +1,502 @@
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//! \file ImageDGC.cs
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//! \date Tue Jun 02 03:24:27 2015
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//! \brief DAC engine image format.
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//
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// Copyright (C) 2015 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.Dac
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{
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internal class DgcMetaData : ImageMetaData
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{
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public uint Flags;
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}
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[Export(typeof(ImageFormat))]
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public class DgcFormat : ImageFormat
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{
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public override string Tag { get { return "DGC"; } }
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public override string Description { get { return "DAC engine image format"; } }
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public override uint Signature { get { return 0x00434744; } } // 'DGC'
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public override ImageMetaData ReadMetaData (Stream stream)
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{
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using (var input = new ArcView.Reader (stream))
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{
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input.ReadInt32();
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var info = new DgcMetaData();
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info.Flags = input.ReadUInt32();
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info.Width = input.ReadUInt16();
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info.Height = input.ReadUInt16();
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if (info.Width > 0x7fff || info.Height > 0x7fff)
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return null;
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info.BPP = 0 == (info.Flags & Reader.FlagAlphaChannel) ? 24 : 32;
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return info;
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}
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}
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public override ImageData Read (Stream stream, ImageMetaData info)
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{
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var meta = info as DgcMetaData;
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if (null == meta)
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throw new ArgumentException ("DgcFormat.Read should be supplied with DgcMetaData", "info");
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stream.Position = 12;
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using (var reader = new Reader (stream, meta))
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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 System.NotImplementedException ("DgcFormat.Write not implemented");
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}
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internal class Reader : IDataUnpacker, IDisposable
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{
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BinaryReader m_input;
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byte[] m_output;
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readonly int m_width;
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readonly int m_height;
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readonly int m_max_dict_size;
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readonly int m_pixel_size;
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readonly int m_stride;
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readonly bool m_use_dict;
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readonly bool m_has_alpha;
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public const int FlagAlphaChannel = 0x4000000;
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public const int FlagUseDictionary = 0x2000000;
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public byte[] Data { get { return m_output; } }
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public PixelFormat Format { get; private set; }
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public Reader (Stream input, DgcMetaData info)
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{
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m_width = (int)info.Width;
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m_height = (int)info.Height;
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m_input = new ArcView.Reader (input);
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m_use_dict = 0 != (info.Flags & FlagUseDictionary);
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m_has_alpha = 0 != (info.Flags & FlagAlphaChannel);
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m_max_dict_size = (int)(info.Flags & 0xffffff);
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if (m_has_alpha)
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{
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Format = PixelFormats.Bgra32;
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m_pixel_size = 4;
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}
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else
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{
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Format = PixelFormats.Bgr24;
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m_pixel_size = 3;
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}
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m_stride = m_width * m_pixel_size;
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m_output = new byte[m_stride*m_height];
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}
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public void Unpack ()
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{
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if (!m_use_dict)
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UnpackLZ();
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else if (m_max_dict_size > 0x100)
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UnpackWithDictLarge();
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else
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UnpackWithDictSmall();
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if (m_has_alpha)
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UnpackAlphaChannel();
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}
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void UnpackWithDictLarge ()
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{
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var dict = new byte[m_max_dict_size * 3];
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for (int y = 0; y < m_height;)
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{
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int dict_len = m_input.ReadUInt16() + 1;
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m_input.Read (dict, 0, dict_len * 3);
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for (int y_end = m_input.ReadUInt16(); y < y_end; y++)
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{
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var dst = y * m_stride;
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short line_size = m_input.ReadInt16();
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if (line_size > 0)
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{
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if (dict_len > 256)
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UnpackLine16 (dst, line_size, dict);
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else
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UnpackLine8 (dst, line_size, dict);
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}
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else if (line_size < 0)
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{
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var src_line = (y + line_size) * m_stride;
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Buffer.BlockCopy (m_output, src_line, m_output, dst, m_stride);
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}
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else
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{
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for (int x = 0; x < m_width; x++)
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{
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int i;
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if (dict_len > 256)
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i = m_input.ReadUInt16();
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else
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i = m_input.ReadByte();
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i *= 3;
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m_output[dst] = dict[i];
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m_output[dst+1] = dict[i+1];
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m_output[dst+2] = dict[i+2];
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dst += m_pixel_size;
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}
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}
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}
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}
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}
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void UnpackWithDictSmall ()
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{
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var dict = new byte[m_max_dict_size * 3];
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int dict_len = m_input.ReadByte() + 1;
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m_input.Read (dict, 0, dict_len * 3);
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for (int y = 0; y < m_height; y++)
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{
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int dst = y * m_stride;
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int line_size = m_input.ReadInt16();
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if (line_size > 0)
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{
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UnpackLine8 (dst, line_size, dict);
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}
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else if (line_size < 0)
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{
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var src_line = (y + line_size) * m_stride;
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Buffer.BlockCopy (m_output, src_line, m_output, dst, m_stride);
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}
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else
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{
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for (int x = 0; x < m_width; x++)
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{
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int i = 3 * m_input.ReadByte();
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m_output[dst] = dict[i];
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m_output[dst+1] = dict[i+1];
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m_output[dst+2] = dict[i+2];
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dst += m_pixel_size;
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}
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}
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}
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}
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void UnpackLZ ()
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{
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for (int y = 0; y < m_height; y++)
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{
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int dst = y * m_stride;
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short line_size = m_input.ReadInt16();
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if (line_size > 0)
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{
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UnpackLineLZ (dst, line_size);
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}
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else if (line_size < 0)
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{
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int src_line = (y + line_size) * m_stride;
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Buffer.BlockCopy (m_output, src_line, m_output, dst, m_stride);
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}
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else
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{
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for (int x = 0; x < m_width; x++)
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{
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m_input.Read (m_output, dst, 3);
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dst += m_pixel_size;
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}
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}
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}
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}
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void UnpackAlphaChannel()
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{
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int alpha_pos = 3;
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for (int y = 0; y < m_height; y++)
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{
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int dst = alpha_pos + y * m_stride;
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short line_size = m_input.ReadInt16();
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if (line_size > 0)
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{
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UnpackLineAlpha (dst, line_size);
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}
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else if (line_size < 0)
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{
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int src_line = alpha_pos + (y + line_size) * m_stride;
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for (int x = 0; x < m_width; x++)
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{
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m_output[dst] = m_output[src_line];
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dst += m_pixel_size;
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src_line += m_pixel_size;
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}
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}
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else
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{
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for (int x = 0; x < m_width; x++)
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{
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m_output[dst] = m_input.ReadByte();
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dst += m_pixel_size;
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}
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}
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}
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}
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void UnpackLine16 (int dst, int length, byte[] dict)
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{
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while (length > 0)
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{
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short ctl = m_input.ReadInt16();
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length -= 2;
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if (0 != (ctl & 0x8000))
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{
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int count = (ctl & 0x3F) + 2;
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int offset = ctl >> 6;
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offset *= m_pixel_size;
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Buffer.BlockCopy (m_output, dst+offset, m_output, dst, count*m_pixel_size);
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}
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else
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{
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int count = ctl & 0x1FFF;
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if (0 != (ctl & 0x4000))
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{
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int index = 0;
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if (0 != (ctl & 0x2000))
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{
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index = m_input.ReadByte();
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--length;
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}
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else
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{
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index = m_input.ReadUInt16();
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length -= 2;
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}
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index *= 3;
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while (0 != count--)
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{
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m_output[dst] = dict[index];
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m_output[dst+1] = dict[index+1];
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m_output[dst+2] = dict[index+2];
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dst += m_pixel_size;
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}
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}
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else
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{
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while (0 != count--)
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{
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int index = 0;
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if (0 != (ctl & 0x2000))
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{
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index = m_input.ReadByte();
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--length;
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}
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else
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{
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index = m_input.ReadUInt16();
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length -= 2;
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}
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index *= 3;
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m_output[dst] = dict[index];
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m_output[dst+1] = dict[index+1];
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m_output[dst+2] = dict[index+2];
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dst += m_pixel_size;
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}
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}
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}
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}
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}
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void UnpackLine8 (int dst, int length, byte[] dict)
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{
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while (length > 0)
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{
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byte ctl = m_input.ReadByte();
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--length;
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if (0 != ctl)
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{
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int index = 3 * m_input.ReadByte();
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--length;
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while (0 != ctl--)
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{
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m_output[dst] = dict[index];
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m_output[dst+1] = dict[index+1];
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m_output[dst+2] = dict[index+2];
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dst += m_pixel_size;
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}
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}
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else
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{
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ctl = m_input.ReadByte();
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--length;
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if (0 == (ctl & 0x80))
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{
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int count = ctl + 2;
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while (0 != count--)
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{
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int src = 3 * m_input.ReadByte();
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--length;
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m_output[dst] = dict[src];
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m_output[dst+1] = dict[src+1];
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m_output[dst+2] = dict[src+2];
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dst += m_pixel_size;
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}
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}
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else
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{
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int offset = (short)((ctl << 8) | m_input.ReadByte());
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--length;
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int count = (offset & 0x3F) + 4;
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offset >>= 6;
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offset *= m_pixel_size;
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Buffer.BlockCopy (m_output, dst+offset, m_output, dst, count*m_pixel_size);
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dst += count*m_pixel_size;
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}
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}
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}
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}
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void UnpackLineAlpha (int dst, int length)
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{
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while (length > 0)
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{
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byte ctl = m_input.ReadByte();
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--length;
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if (0 != ctl)
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{
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byte alpha = m_input.ReadByte();
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--length;
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while (0 != ctl--)
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{
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m_output[dst] = alpha;
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dst += m_pixel_size;
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}
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}
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else
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{
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ctl = m_input.ReadByte();
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--length;
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if (0 == (ctl & 0x80))
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{
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int count = ctl + 2;
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length -= count;
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while (0 != count--)
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{
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m_output[dst] = m_input.ReadByte();
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dst += m_pixel_size;
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}
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}
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else
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{
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int offset = (short)((ctl << 8) | m_input.ReadByte());
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--length;
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int count = (offset & 0x3F) + 4;
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offset >>= 6;
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offset *= m_pixel_size;
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while (0 != count--)
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{
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m_output[dst] = m_output[dst+offset];
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dst += m_pixel_size;
|
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}
|
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}
|
||||
}
|
||||
}
|
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}
|
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|
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void UnpackLineLZ (int dst, int length)
|
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{
|
||||
while (length > 0)
|
||||
{
|
||||
short ctl = m_input.ReadInt16();
|
||||
length -= 2;
|
||||
|
||||
if (0 != (ctl & 0x8000))
|
||||
{
|
||||
int count = (ctl & 0x3F) + 1;
|
||||
int offset = ctl >> 6;
|
||||
offset *= m_pixel_size;
|
||||
|
||||
while (0 != count--)
|
||||
{
|
||||
m_output[dst] = m_output[dst+offset];
|
||||
m_output[dst+1] = m_output[dst+offset+1];
|
||||
m_output[dst+2] = m_output[dst+offset+2];
|
||||
dst += m_pixel_size;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
int count = ctl & 0x1FFF;
|
||||
if (0 != (ctl & 0x4000))
|
||||
{
|
||||
m_input.Read (m_output, dst, 3);
|
||||
length -= 3;
|
||||
dst += m_pixel_size;
|
||||
if (--count > 0)
|
||||
{
|
||||
count *= m_pixel_size;
|
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Binary.CopyOverlapped (m_output, dst-m_pixel_size, dst, count);
|
||||
dst += count;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
while (0 != count--)
|
||||
{
|
||||
m_input.Read (m_output, dst, 3);
|
||||
length -= 3;
|
||||
dst += m_pixel_size;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#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();
|
||||
}
|
||||
disposed = true;
|
||||
}
|
||||
}
|
||||
#endregion
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
|
||||
// You can specify all the values or you can default the Build and Revision Numbers
|
||||
// by using the '*' as shown below:
|
||||
// [assembly: AssemblyVersion("1.0.*")]
|
||||
[assembly: AssemblyVersion ("1.0.5.57")]
|
||||
[assembly: AssemblyFileVersion ("1.0.5.57")]
|
||||
[assembly: AssemblyVersion ("1.0.5.58")]
|
||||
[assembly: AssemblyFileVersion ("1.0.5.58")]
|
||||
|
||||
@@ -185,7 +185,8 @@ Yatohime Zankikou<br/>
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Onna Kyoushi
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</td></tr>
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<tr class="odd"><td>*.bg_<br/>*.cg_</td><td><tt>AP</tt></td><td>Yes</td></tr>
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<tr><td>*.dpk</td><td>DPK</td><td>No</td><td>DAC</td><td>Yumemiru Tsuki no Lunalutia</td></tr>
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<tr><td>*.dpk</td><td>DPK</td><td>No</td><td rowspan="2">DAC</td><td rowspan="2">Yumemiru Tsuki no Lunalutia</td></tr>
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<tr><td>*.dgc</td><td>DGC</td><td>No</td></tr>
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</table>
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<p><a name="note-1">[1]</a> Non-encrypted only</p>
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</body>
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