(Legacy): NGC images.

Legacy/Brownie/ImageNGC.cs

@@ -0,0 +1,174 @@
+//! \file       ImageNGC.cs
+//! \date       2018 Oct 10
+//! \brief      Brownie image format.
+//
+// Copyright (C) 2018 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.ComponentModel.Composition;
+using System.IO;
+using System.Windows.Media;
+using GameRes.Utility;
+
+namespace GameRes.Formats.Brownie
+{
+    internal class NgcMetaData : ImageMetaData
+    {
+        public int  BitsLineSize;
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class NgcFormat : ImageFormat
+    {
+        public override string         Tag { get { return "NGC"; } }
+        public override string Description { get { return "Brownie image format"; } }
+        public override uint     Signature { get { return 0x422F474E; } } // 'NG/B'
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (0x20);
+            return new NgcMetaData {
+                Width  = header.ToUInt32 (0x14),
+                Height = header.ToUInt32 (0x18),
+                BPP    = 24,
+                BitsLineSize = header.ToInt32 (0x1C),
+            };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            var reader = new NgcReader (file, (NgcMetaData)info);
+            var pixels = reader.Unpack();
+            return ImageData.CreateFlipped (info, reader.Format, null, pixels, reader.Stride);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("NgcFormat.Write not implemented");
+        }
+    }
+
+    internal class NgcReader
+    {
+        IBinaryStream   m_input;
+        byte[]          m_output;
+        byte[]          m_bits;
+
+        public PixelFormat Format { get; private set; }
+        public int         Stride { get; private set; }
+
+        public NgcReader (IBinaryStream input, NgcMetaData info)
+        {
+            m_input = input;
+            Stride = 3 * (int)info.Width;
+            Format = PixelFormats.Bgr24;
+            m_output = new byte[Stride * (int)info.Height];
+            m_bits = new byte[info.BitsLineSize];
+        }
+
+        public byte[] Unpack ()
+        {
+            m_input.Position = 0x20;
+            int dst = 0;
+            while (dst < m_output.Length)
+            {
+                int ctl = m_input.ReadByte();
+                if (-1 == ctl)
+                    break;
+                else if (2 == ctl)
+                {
+                    ReadBitsLine (dst);
+                }
+                else if (3 == ctl)
+                {
+                    ReadRleLine (dst);
+                    ReadRleLine (dst+1);
+                    ReadRleLine (dst+2);
+                }
+                else if (0 == ctl)
+                {
+                    Binary.CopyOverlapped (m_output, dst - Stride, dst, Stride);
+                }
+                else
+                {
+                    m_input.Read (m_output, dst, Stride);
+                }
+                dst += Stride;
+            }
+            return m_output;
+        }
+
+        void ReadRleLine (int dst)
+        {
+            while (dst < m_output.Length)
+            {
+                int ctl = m_input.ReadUInt8();
+                if (ctl != 0)
+                {
+                    int count = ctl;
+                    byte v = m_input.ReadUInt8();
+                    while (count --> 0)
+                    {
+                        m_output[dst] = v;
+                        dst += 3;
+                    }
+                }
+                else
+                {
+                    int count = m_input.ReadUInt8();
+                    if (0 == count)
+                        break;
+                    while (count --> 0)
+                    {
+                        m_output[dst] = m_input.ReadUInt8();
+                        dst += 3;
+                    }
+                }
+            }
+        }
+
+        int ReadBitsLine (int dst)
+        {
+            m_input.Read (m_bits, 0, m_bits.Length);
+            int bsrc = 0;
+            int count = Stride;
+            while (bsrc < m_bits.Length && count > 0)
+            {
+                for (byte mask = 0x80; mask != 0 && count > 0; mask >>= 1)
+                {
+                    if ((m_bits[bsrc] & mask) != 0)
+                    {
+                        m_output[dst] = m_input.ReadUInt8();
+                    }
+                    else
+                    {
+                        m_output[dst] = m_output[dst - Stride];
+                    }
+                    dst++;
+                    --count;
+                }
+                ++bsrc;
+            }
+            return dst;
+        }
+    }
+}

Legacy/Brownie/ImageNGW.cs

@@ -0,0 +1,53 @@
+//! \file       ImageNGW.cs
+//! \date       2018 Oct 10
+//! \brief      Obfuscated bitmap file.
+//
+// Copyright (C) 2018 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;
+
+namespace GameRes.Formats.Brownie
+{
+    [Export(typeof(ImageFormat))]
+    public class NgwFormat : MbImageFormat
+    {
+        public override string         Tag { get { return "NGW"; } }
+        public override string Description { get { return "Brownie obfuscated bitmap"; } }
+        public override uint     Signature { get { return 0; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (2);
+            if ('N' != header[0] || 'G' != header[1])
+                return null;
+            using (var bmp = OpenAsBitmap (file))
+                return Bmp.ReadMetaData (bmp);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("NgwFormat.Write not implemented");
+        }
+    }
+}

Legacy/Legacy.csproj

@@ -75,6 +75,8 @@
     <Compile Include="Aquarium\ArcCPA.cs" />
     <Compile Include="Aquarium\ImageCP2.cs" />
     <Compile Include="Ark\ImageCMP.cs" />
+    <Compile Include="Brownie\ImageNGC.cs" />
+    <Compile Include="Brownie\ImageNGW.cs" />
     <Compile Include="DigitalMonkey\ArcDM.cs" />
     <Compile Include="DigitalMonkey\ImagePKT.cs" />
     <Compile Include="Kasane\ArcAR2.cs" />