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(Legacy): pisckiss resources.

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morkt 2018-04-20 21:23:55 +04:00
parent 1392dc61d3
commit 12f8fd51a5
2 changed files with 175 additions and 0 deletions
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88
Legacy/Pisckiss/Audio0.cs Normal file
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//! \file Audio0.cs
//! \date 2018 Apr 20
//! \brief Pisckiss encrypted audio.
//
// 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.Pisckiss
{
[Export(typeof(AudioFormat))]
public sealed class Audio1 : AudioFormat
{
public override string Tag { get { return "WAV/0"; } }
public override string Description { get { return "Pisckiss encrypted audio"; } }
public override uint Signature { get { return 0; } }
public override bool CanWrite { get { return false; } }
public override SoundInput TryOpen (IBinaryStream file)
{
int length = (int)file.Length;
if (length < 4)
return null;
uint signature = file.ReadUInt8();
switch (signature & 0x42)
{
case 0x42:
length -= 3;
break;
case 0x02:
case 0x40:
length -= 1;
break;
default:
return null;
}
uint key = (signature & 0xBD) ^ 0x6A8CD4E7u;
var header = file.ReadBytes (4);
file.Position = 1;
Decrypt (header, key);
SoundInput sound = null;
if (header.AsciiEqual ("RIFF"))
sound = new WaveInput (DecryptedStream (file, length, key));
else if (header.AsciiEqual ("OggS"))
sound = new OggInput (DecryptedStream (file, length, key));
if (sound != null)
file.Dispose();
return sound;
}
static void Decrypt (byte[] data, uint key)
{
for (int i = 0; i < data.Length; ++i)
{
data[i] ^= (byte)key;
key = key << 1 | (((key & 0x10000) ^ (key >> 15)) >> 16);
}
}
Stream DecryptedStream (IBinaryStream input, int length, uint key)
{
var data = input.ReadBytes (length);
Decrypt (data, key);
return new BinMemoryStream (data, input.Name);
}
}
}

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Legacy/Pisckiss/Image1.cs Normal file
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//! \file Image1.cs
//! \date 2018 Apr 20
//! \brief Pisckiss encrypted bitmap.
//
// 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;
using System.Windows.Media;
// [040220][pisckiss] SCHREI-TEN
namespace GameRes.Formats.Pisckiss
{
[Export(typeof(ImageFormat))]
public class Bm1Format : ImageFormat
{
public override string Tag { get { return "BMP/PISCKISS"; } }
public override string Description { get { return "Pisckiss encrypted bitmap"; } }
public override uint Signature { get { return 0; } }
public Bm1Format ()
{
Extensions = new[] { "1" };
}
public override ImageMetaData ReadMetaData (IBinaryStream file)
{
var header = file.ReadHeader (5);
if ((header[0] & 0x42) != 0)
return null;
int shift = 0;
uint width = 0;
uint height = 0;
for (int i = 0; i < 4; ++i)
{
uint v = header[i+1];
width |= ((v >> 4 * (i & 1)) & 0xF) << shift;
height |= ((v >> 4 * (~i & 1)) & 0xF) << shift;
shift += 4;
}
if (0 == width || 0 == height)
return null;
uint stride = (width * 3 + 3) & ~3u;
uint length = 5 + stride * height;
if (length != file.Length)
return null;
return new ImageMetaData {
Width = width,
Height = height,
BPP = 24,
};
}
public override ImageData Read (IBinaryStream file, ImageMetaData info)
{
file.Position = 5;
int stride = ((int)info.Width * 3 + 3) & ~3;
var pixels = file.ReadBytes (stride * (int)info.Height);
return ImageData.CreateFlipped (info, PixelFormats.Bgr24, null, pixels, stride);
}
public override void Write (Stream file, ImageData image)
{
throw new System.NotImplementedException ("Bm1Format.Write not implemented");
}
}
}