(Legacy): implemented CII images and CWV audio.

This commit is contained in:
morkt 2018-01-14 03:07:46 +04:00
parent 08016ea454
commit 8f133df5a5
2 changed files with 271 additions and 0 deletions

View File

@ -0,0 +1,67 @@
//! \file AudioCWV.cs
//! \date 2018 Jan 13
//! \brief Uncanny encrypted WAV 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;
namespace GameRes.Formats.Uncanny
{
[Export(typeof(AudioFormat))]
public class CwvAudio : AudioFormat
{
public override string Tag { get { return "CWV"; } }
public override string Description { get { return "Uncanny encrypted WAV audio"; } }
public override uint Signature { get { return 0xA06F8BF7; } }
public override bool CanWrite { get { return false; } }
public override SoundInput TryOpen (IBinaryStream file)
{
var header = file.ReadBytes (0x10);
Decrypt (header, 0, 0x10);
if (!header.AsciiEqual (8, "WAVEfmt "))
return null;
file.Position = 0;
var wave = file.ReadBytes ((int)file.Length);
Decrypt (wave, 0, wave.Length);
var input = new BinMemoryStream (wave);
var sound = Wav.TryOpen (input);
if (sound != null)
file.Dispose();
return sound;
}
static void Decrypt (byte[] data, int pos, int length)
{
uint key = 0x4B5AB4A5;
for (int i = 0; i < length; ++i)
{
byte x = (byte)(key ^ data[pos+i]);
data[pos+i] = x;
key = ((key << 9) | (key >> 23) & 0x1F0) ^ x;
}
}
}
}

204
Legacy/Uncanny/ImageCII.cs Normal file
View File

@ -0,0 +1,204 @@
//! \file ImageCII.cs
//! \date 2018 Jan 12
//! \brief Uncanny 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 System.Windows.Media.Imaging;
// [000825][Uncanny!] Camera Eyes
namespace GameRes.Formats.Uncanny
{
internal class CiiMetaData : ImageMetaData
{
public bool IsCompressed;
}
[Export(typeof(ImageFormat))]
public class CiiFormat : ImageFormat
{
public override string Tag { get { return "CII"; } }
public override string Description { get { return "Uncanny image format"; } }
public override uint Signature { get { return 0; } }
public override ImageMetaData ReadMetaData (IBinaryStream file)
{
var header = file.ReadHeader (8);
int type = header.ToUInt16 (0);
int bpp;
if (5 == type)
bpp = 24;
else if (3 == (type & 0x7FFF))
bpp = 8;
else if (2 == (type & 0x7FFF))
bpp = 4;
else
return null;
int w = header.ToInt16 (2);
int h = header.ToInt16 (4);
if (w <= 0 || h <= 0)
return null;
if (bpp <= 8)
{
int colors = 1 << bpp;
if (colors < header.ToUInt16 (6))
return null;
}
return new CiiMetaData {
Width = (uint)w,
Height = (uint)h,
BPP = bpp,
IsCompressed = (header[1] & 0x80) != 0,
};
}
public override ImageData Read (IBinaryStream file, ImageMetaData info)
{
var reader = new CiiReader (file, (CiiMetaData)info);
reader.Unpack();
return ImageData.Create (info, reader.Format, reader.Palette, reader.Data, reader.Stride);
}
public override void Write (Stream file, ImageData image)
{
throw new System.NotImplementedException ("CiiFormat.Write not implemented");
}
}
internal class CiiReader
{
IBinaryStream m_input;
CiiMetaData m_info;
int m_stride;
byte[] m_output;
public BitmapPalette Palette { get; private set; }
public PixelFormat Format { get; private set; }
public int Stride { get { return m_stride; } }
public byte[] Data { get { return m_output; } }
public CiiReader (IBinaryStream input, CiiMetaData info)
{
m_input = input;
m_info = info;
m_stride = (int)info.Width * info.BPP / 8;
m_output = new byte[m_stride * (((int)m_info.Height + 1) & ~1)];
if (24 == m_info.BPP)
Format = PixelFormats.Bgr24;
else if (8 == m_info.BPP)
Format = PixelFormats.Indexed8;
else
Format = PixelFormats.Indexed4;
}
public void Unpack ()
{
m_input.Position = 6;
if (m_info.BPP <= 8)
{
int colors = m_input.ReadUInt16();
Palette = ImageFormat.ReadPalette (m_input.AsStream, colors);
if (m_info.IsCompressed)
UnpackRle();
else
m_input.Read (m_output, 0, m_output.Length);
}
else
Unpack24bpp();
}
void UnpackRle ()
{
int dst = 0;
while (dst < m_output.Length)
{
int count = m_input.ReadByte();
if (-1 == count)
break;
if (0 != (count & 0x80))
{
byte v = m_input.ReadUInt8();
count = (count & 0x7F) + 1;
while (count --> 0)
m_output[dst++] = v;
}
else
{
count++;
m_input.Read (m_output, dst, count);
dst += count;
}
}
}
void Unpack24bpp ()
{
int blocks_w = (int)m_info.Width / 2;
int blocks_h = (int)m_info.Height / 2;
int dst1 = 0;
int dst2 = m_stride;
for (int y = 0; y < blocks_h; ++y)
{
for (int x = 0; x < blocks_w; ++x)
{
sbyte v1 = m_input.ReadInt8();
sbyte v2 = m_input.ReadInt8();
int b = (29145 * v2 - 21601 * v1) >> 14;
int g = (-5312 * v1 - 11083 * v2) >> 14;
int r = (3 * (v1 + 24 * (v1 + 2 * (v1 + (v1 << 7)))) + 10638 * v2) >> 14;
byte x00 = m_input.ReadUInt8();
m_output[dst1++] = Clamp (x00 + b);
m_output[dst1++] = Clamp (x00 + g);
m_output[dst1++] = Clamp (x00 + r);
byte x01 = m_input.ReadUInt8();
m_output[dst1++] = Clamp (x01 + b);
m_output[dst1++] = Clamp (x01 + g);
m_output[dst1++] = Clamp (x01 + r);
byte x10 = m_input.ReadUInt8();
m_output[dst2++] = Clamp (x10 + b);
m_output[dst2++] = Clamp (x10 + g);
m_output[dst2++] = Clamp (x10 + r);
byte x11 = m_input.ReadUInt8();
m_output[dst2++] = Clamp (x11 + b);
m_output[dst2++] = Clamp (x11 + g);
m_output[dst2++] = Clamp (x11 + r);
}
dst1 += m_stride;
dst2 += m_stride;
}
}
static byte Clamp (int v)
{
if (v < 0)
return 0;
else if (v > 0xFF)
return 0xFF;
return (byte)v;
}
}
}