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(Legacay): CPC archives, ERP images and EZS audio.

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morkt 2019-01-05 21:50:28 +04:00
parent 7b1e3c0031
commit 01d7fe6738
5 changed files with 723 additions and 1 deletions
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109
Legacy/BRoom/ArcCPC.cs Normal file
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//! \file ArcCPC.cs
//! \date 2019 Jan 02
//! \brief Studio B-Room resource archive.
//
// Copyright (C) 2019 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.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
// [040604][Studio B-Room] Dice-ki! ~Koi wa Un Makase~
namespace GameRes.Formats.BRoom
{
[Export(typeof(ArchiveFormat))]
public class CpcOpener : ArchiveFormat
{
public override string Tag { get { return "CPC"; } }
public override string Description { get { return "Studio B-Room resource archive"; } }
public override uint Signature { get { return 0x47435043; } } // 'CPCG'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
int count = (int)(file.View.ReadUInt32 (4) ^ 0xFF559977);
if (!IsSaneCount (count))
return null;
bool encryption_flag = (file.View.ReadByte (8) ^ 0x8A) != 0;
int key_index = file.View.ReadByte (9) ^ 0xCE;
if (encryption_flag && key_index > OffsetKey.Length)
return null;
uint index_offset = 12;
var name_buffer = new byte[0x30];
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
uint offset = file.View.ReadUInt32 (index_offset);
uint size = file.View.ReadUInt32 (index_offset+4);
if (encryption_flag)
{
uint key = IndexKey[i & 0x3F];
offset ^= key ^ OffsetKey[key_index];
size ^= key ^ LengthKey[key_index];
}
else
{
offset ^= (uint)i ^ 0x35846u;
size ^= (uint)i ^ 0x57982525u;
}
file.View.Read (index_offset+8, name_buffer, 0, 0x30);
int j;
for (j = 0; j < 0x30; ++j)
{
name_buffer[j] ^= NameKey[j];
if (0 == name_buffer[j])
break;
}
var name = Encodings.cp932.GetString (name_buffer, 0, j);
if (string.IsNullOrWhiteSpace (name))
return null;
var entry = Create<Entry> (name);
entry.Offset = offset;
entry.Size = size;
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += 0x38;
}
return new ArcFile (file, this, dir);
}
static readonly byte[] NameKey = {
0x13, 0x60, 0xFC, 0x4D, 0xDE, 0xD0, 0x79, 0xB3, 0x51, 0xC5, 0xEC, 0x9E, 0x06, 0x82, 0x63, 0x73,
0x21, 0xAB, 0xBF, 0x1A, 0x32, 0x9C, 0xBA, 0xFA, 0x5D, 0xFF, 0x29, 0x25, 0xB8, 0x7F, 0xCF, 0xF4,
0x75, 0x93, 0x05, 0x40, 0x0C, 0xA3, 0x6A, 0x04, 0x98, 0x67, 0x47, 0xEF, 0x8B, 0xAD, 0x56, 0x65,
};
static readonly ushort[] IndexKey = {
0x27F6, 0x940B, 0x611F, 0xD845, 0xE733, 0xE871, 0x8A11, 0x360E, 0xC7AA, 0x31BB, 0xB23A, 0xC957,
0x28D2, 0xBF73, 0x1DFF, 0x29EB, 0xD3C2, 0x6CC6, 0xDF7B, 0xA22E, 0xB82B, 0x9256, 0xCEEC, 0xDC08,
0xA96A, 0xE52D, 0x5F96, 0x7959, 0x81A4, 0x990D, 0x6826, 0xAF38, 0x1B01, 0x2A19, 0x679D, 0x494E,
0x555C, 0xE623, 0xB797, 0x6214, 0x3CAD, 0xDECD, 0x775B, 0x16A7, 0x37CC, 0xE3AE, 0xD6D5, 0x9F9B,
0x8C1E, 0xCAF3, 0x8BB1, 0x6DC5, 0x1320, 0xBA1A, 0x42BC, 0xED2F, 0xDAB9, 0xA89C, 0x53F9, 0x4691,
0xF4E4, 0xFBD1, 0xE982, 0xBEB4,
};
static readonly uint[] OffsetKey = { 0x89D9A054, 0x74E297E9, 0xEECA074F, 0xF2A42CE8, 0x2D6FBE0E };
static readonly uint[] LengthKey = { 0x101C2885, 0x5F7E52F8, 0x3812A6B4, 0x99696CA1, 0x6B0BA9A7 };
}
}

135
Legacy/BRoom/ArcPK.cs Normal file
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//! \file ArcPK.cs
//! \date 2019 Jan 04
//! \brief Studio B-Room resource archive.
//
// Copyright (C) 2019 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.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using GameRes.Utility;
namespace GameRes.Formats.BRoom
{
[Export(typeof(ArchiveFormat))]
public class PkOpener : ArchiveFormat
{
public override string Tag { get { return "PK/B-ROOM"; } }
public override string Description { get { return "Studio B-Room resource archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public PkOpener ()
{
Extensions = new[] { "pk", "cpc" };
}
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (0);
if (!IsSaneCount (count))
return null;
uint index_offset = 4;
long data_offset = count * 0x18 + index_offset;
if (data_offset >= file.MaxOffset)
return null;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
uint size = file.View.ReadUInt32 (index_offset+4);
var name = file.View.ReadString (index_offset+8, 0x10);
if (string.IsNullOrWhiteSpace (name))
return null;
var entry = Create<Entry> (name);
entry.Offset = data_offset;
entry.Size = size;
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
data_offset += size;
index_offset += 0x18;
}
if (data_offset != file.MaxOffset)
return null;
return new ArcFile (file, this, dir);
}
}
[Export(typeof(ArchiveFormat))]
public class EncryptedPkOpener : ArchiveFormat
{
public override string Tag { get { return "PK/B-ROOM/E"; } }
public override string Description { get { return "Studio B-Room encrypted resource archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
static readonly byte[] DefaultNameKey = {
0xF5, 0xB2, 0xA4, 0x45, 0x59, 0x0F, 0x15, 0x22, 0x43, 0x0B, 0x99, 0x3C, 0xDD, 0xE2
};
public override ArcFile TryOpen (ArcView file)
{
int count = (int)(file.View.ReadUInt32 (0) ^ 0xFF559977);
if (!IsSaneCount (count))
return null;
uint index_offset = 4;
long data_offset = count * 0x18 + index_offset;
if (data_offset >= file.MaxOffset)
return null;
var name_key = DefaultNameKey;
var name_buffer = new byte[0x10];
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
uint offset = file.View.ReadUInt32 (index_offset);
uint size = file.View.ReadUInt32 (index_offset+4);
file.View.Read (index_offset+8, name_buffer, 0, 14);
uint checksum = 0;
int j;
for (j = 0; j < 14; ++j)
{
name_buffer[j] ^= name_key[j];
if (0 == name_buffer[j])
break;
checksum += (uint)name_buffer[j] << ((j & 3) << 3);
}
checksum &= 0x3FF;
var name = Encodings.cp932.GetString (name_buffer, 0, j);
if (string.IsNullOrWhiteSpace (name))
return null;
if (name.HasAnyOfExtensions ("", "e", "er"))
name = Path.ChangeExtension (name, ".Erp");
var entry = Create<Entry> (name);
entry.Offset = offset ^ checksum ^ 0x35846;
entry.Size = size ^ checksum ^ 0x57982525;
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += 0x18;
}
return new ArcFile (file, this, dir);
}
}
}

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Legacy/BRoom/AudioEZS.cs Normal file
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//! \file AudioEZS.cs
//! \date 2019 Jan 04
//! \brief Studio B-Room audio format.
//
// Copyright (C) 2019 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.BRoom
{
[Export(typeof(AudioFormat))]
public class EzsAudio : AudioFormat
{
public override string Tag { get { return "EZS"; } }
public override string Description { get { return "Studio B-Room audio format"; } }
public override uint Signature { get { return 0; } }
public override bool CanWrite { get { return false; } }
const byte DefaultKey = 0xDD;
public override SoundInput TryOpen (IBinaryStream file)
{
if (!file.Name.HasExtension ("EZS"))
return null;
var header = file.ReadHeader (0x1B);
uint pcm_size = header.ToUInt32 (0);
if (pcm_size > file.Length)
return null;
byte key = header[4];
var format = new WaveFormat {
FormatTag = header.ToUInt16 (5),
Channels = header.ToUInt16 (7),
SamplesPerSecond = header.ToUInt32 (9),
AverageBytesPerSecond = header.ToUInt32 (13),
BlockAlign = header.ToUInt16 (17),
BitsPerSample = header.ToUInt16 (19),
};
ushort cbSize = header.ToUInt16 (21);
// key ^= DefaultKey;
key = (byte)cbSize;
cbSize ^= key;
format.BitsPerSample ^= key;
if (format.BitsPerSample != 8 && format.BitsPerSample != 16)
return null;
format.AverageBytesPerSecond ^= cbSize;
format.BlockAlign ^= (ushort)format.AverageBytesPerSecond;
format.Channels ^= format.BlockAlign;
if (format.Channels < 1 || format.Channels > 2)
return null;
format.SamplesPerSecond ^= format.Channels;
format.FormatTag ^= format.BitsPerSample;
var input = new StreamRegion (file.AsStream, 0x1B);
return new RawPcmInput (input, format);
}
}
}

400
Legacy/BRoom/ImageERP.cs Normal file
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//! \file ImageERP.cs
//! \date 2019 Jan 04
//! \brief Studio B-Room image format.
//
// Copyright (C) 2019 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.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using GameRes.Utility;
// [030502][Studio B-Room] Wataridori ni Yadorigi o
// [040604][Studio B-Room] Dice-ki! ~Koi wa Un Makase~
namespace GameRes.Formats.BRoom
{
internal class ErpMetaData : ImageMetaData
{
public int Id;
public int Method;
public byte KeyIndex;
}
[Export(typeof(ImageFormat))]
public class ErpFormat : ImageFormat
{
public override string Tag { get { return "ERP"; } }
public override string Description { get { return "Studio B-Room image format"; } }
public override uint Signature { get { return 0; } }
static readonly byte[] HeaderKey = {
0x7D, 0x45, 0x59, 0x26, 0x8D, 0x45, 0x98, 0x26, 0x69, 0x68, 0x57, 0x52,
0x76, 0x85, 0x12, 0x18, 0x62, 0x47, 0x7F, 0x84,
};
public override ImageMetaData ReadMetaData (IBinaryStream file)
{
if ((file.Signature & 0xFFFFFF00) != 0x26594500)
return null;
var header = file.ReadHeader (0x14).ToArray();
int idx = header[0] ^ HeaderKey[0];
if (idx >= 31)
return null;
for (int i = 4; i < 0x14; ++i)
header[i] ^= HeaderKey[i];
int method = header.ToInt32 (16) ^ idx;
if (method < 0 || method > 12)
return null;
int key_index = GuessKeyIndex (header, idx);
if (key_index < 0)
return null;
int bpp = header.ToInt32 (4) ^ DefaultKey[0, key_index, idx];
if (bpp != 8 && bpp != 24)
return null;
return new ErpMetaData {
Width = (header.ToUInt32 (8) ^ DefaultKey[1, key_index, idx]) * 4,
Height = (header.ToUInt32 (12) ^ DefaultKey[2, key_index, idx]) * 4,
BPP = bpp,
Id = idx,
Method = method,
KeyIndex = (byte)key_index,
};
}
int? LastKeyIndex = null;
int GuessKeyIndex (byte[] header, int idx)
{
if (LastKeyIndex != null)
return LastKeyIndex.Value;
for (int key_index = 2; key_index >= 0; --key_index)
{
int bpp = header[4] ^ DefaultKey[0, key_index, idx];
if (bpp == 8 || bpp == 24)
{
if (idx != 9)
LastKeyIndex = key_index;
return key_index;
}
}
LastKeyIndex = null;
return -1;
}
public override ImageData Read (IBinaryStream file, ImageMetaData info)
{
var reader = new ErpReader (file, (ErpMetaData)info);
return reader.Unpack();
}
public override void Write (Stream file, ImageData image)
{
throw new System.NotImplementedException ("ErpFormat.Write not implemented");
}
static readonly byte[,,] DefaultKey = new byte[3,3,31] {
{
{ 0x86, 0xBD, 0xAD, 0x4B, 0xBC, 0x1D, 0xAA, 0x4C, 0x23, 0xAB, 0x16, 0x8C, 0xE2, 0x29, 0x7F, 0xE1,
0xF3, 0xAC, 0x9A, 0x09, 0x30, 0xD4, 0x7D, 0x7B, 0x32, 0x70, 0x73, 0x81, 0x5B, 0x3C, 0x47 },
{ 0x2E, 0x90, 0x20, 0x6C, 0x59, 0xB2, 0x83, 0x71, 0x12, 0x13, 0x87, 0xC4, 0xF4, 0x3E, 0xD9, 0x93,
0x0B, 0xDC, 0xB3, 0x70, 0xCC, 0x53, 0xDA, 0x96, 0xA6, 0xA2, 0xB8, 0x43, 0x07, 0xD3, 0x68 },
{ 0x36, 0x89, 0x53, 0xE9, 0x7E, 0x07, 0x3A, 0x80, 0x18, 0x13, 0xD5, 0xD2, 0x70, 0x2B, 0xCB, 0xC7,
0xA3, 0xF5, 0xE4, 0x8E, 0x29, 0x48, 0xDC, 0xAE, 0x0E, 0xBB, 0xC9, 0xA8, 0x3C, 0xA7, 0x50 }
}, {
{ 0x33, 0x2A, 0x40, 0xB4, 0x50, 0xDA, 0x96, 0xE7, 0x8B, 0x54, 0x06, 0x85, 0x1B, 0xD7, 0x79, 0x0A,
0x83, 0xB9, 0x9C, 0x0D, 0x63, 0x2E, 0x5D, 0x6B, 0xF2, 0x39, 0xEE, 0x55, 0xCE, 0x4D, 0xA0 },
{ 0x54, 0xD5, 0x18, 0x74, 0x72, 0x79, 0x37, 0x98, 0xBA, 0x4F, 0x49, 0x9D, 0xB7, 0x40, 0xE7, 0x76,
0xC1, 0x1C, 0x91, 0x3B, 0x2C, 0x1D, 0x2B, 0x5D, 0x6F, 0x1E, 0x8E, 0x82, 0xC6, 0xBC, 0x33 },
{ 0x28, 0xB1, 0x85, 0xF4, 0xFA, 0x9C, 0xEF, 0x73, 0x34, 0x00, 0x22, 0x76, 0x78, 0x45, 0x4A, 0xD8,
0x5D, 0x0F, 0x3F, 0xB9, 0xA9, 0xA0, 0x46, 0xCD, 0x93, 0x91, 0x66, 0x2C, 0xE3, 0x26, 0x10 }
}, {
{ 0xA7, 0x35, 0xBB, 0x42, 0x82, 0x60, 0x71, 0x26, 0xB1, 0x69, 0xB6, 0x2D, 0x0F, 0x6D, 0xA3, 0xB0,
0xCA, 0x10, 0x4F, 0xDC, 0x00, 0xA2, 0xA6, 0x04, 0x9B, 0x7E, 0xC6, 0xFF, 0xFE, 0xFA, 0x7C },
{ 0x95, 0x34, 0x0D, 0xA4, 0x3C, 0x30, 0x6E, 0xBB, 0xD1, 0x35, 0xF5, 0x3A, 0xA9, 0xBF, 0x8A, 0x3D,
0x31, 0xFA, 0x19, 0x45, 0x6D, 0x7E, 0x24, 0x9B, 0xAF, 0x1B, 0x65, 0xB9, 0x02, 0xFF, 0x0C },
{ 0xD0, 0x74, 0x77, 0x1E, 0x54, 0xBE, 0xD1, 0x44, 0xE0, 0x9D, 0xFE, 0x40, 0xC8, 0x31, 0x0B, 0xB2,
0x5E, 0x92, 0xF1, 0x0A, 0x84, 0x64, 0x35, 0xF2, 0x9B, 0x19, 0x9E, 0x83, 0x0C, 0x14, 0x7A }
}
};
}
internal class ErpReader
{
IBinaryStream m_input;
ErpMetaData m_info;
byte[] m_output;
public PixelFormat Format { get; private set; }
public BitmapPalette Palette { get; private set; }
public ErpReader (IBinaryStream input, ErpMetaData info)
{
m_input = input;
m_info = info;
int stride = info.iWidth * info.BPP / 8;
m_output = new byte[stride * info.iHeight];
if (8 == m_info.BPP)
Format = PixelFormats.Indexed8;
else if (24 == m_info.BPP)
Format = PixelFormats.Bgr24;
else
throw new InvalidFormatException();
}
public ImageData Unpack ()
{
m_input.Position = 0x14;
if (8 == m_info.BPP)
{
Palette = ImageFormat.ReadPalette (m_input.AsStream);
Unpack8bpp();
}
else if (0 == m_info.Method)
UnpackV0();
else if (m_info.Method < 7)
UnpackV1();
else
UnpackV7();
return ImageData.Create (m_info, Format, Palette, m_output);
}
void Unpack8bpp ()
{
int dst = 0;
while (dst < m_output.Length)
{
int px = m_input.ReadByte();
int count = m_input.ReadByte();
if (count < 0)
break;
count ^= 9;
if (count > 0)
{
byte v = (byte)(px ^ 13);
while (count --> 0)
m_output[dst++] = v;
}
}
}
void UnpackV0 ()
{
var count_key = new ErpKey (m_info.Id ^ 0x68, DefaultKey[6, m_info.KeyIndex, m_info.Id]);
var r_key = new ErpKey (DefaultKey[0, m_info.KeyIndex, m_info.Id],
DefaultKey[3, m_info.KeyIndex, m_info.Id]);
var g_key = new ErpKey (DefaultKey[1, m_info.KeyIndex, m_info.Id],
DefaultKey[4, m_info.KeyIndex, m_info.Id]);
var b_key = new ErpKey (DefaultKey[2, m_info.KeyIndex, m_info.Id],
DefaultKey[5, m_info.KeyIndex, m_info.Id]);
var rgb = new byte[3];
int dst = 0;
while (dst < m_output.Length)
{
m_input.Read (rgb, 0, 3);
int count = m_input.ReadByte();
if (count < 0)
break;
count ^= count_key.Value ^ 0xE9;
if (count > 0)
{
m_output[dst++] = (byte)(rgb[0] ^ b_key.Value);
m_output[dst++] = (byte)(rgb[1] ^ g_key.Value);
m_output[dst++] = (byte)(rgb[2] ^ r_key.Value);
count = Math.Min ((count - 1) * 3, m_output.Length - dst);
if (count > 0)
{
Binary.CopyOverlapped (m_output, dst-3, dst, count);
dst += count;
}
}
r_key.Increment();
g_key.Increment();
b_key.Increment();
count_key.Increment();
}
}
static readonly byte[,] ChannelOrder = new byte[6,3] {
{ 0, 1, 2 }, { 0, 2, 1 }, { 1, 0, 2 }, { 1, 2, 0 }, { 2, 0, 1 }, { 2, 1, 0 }
};
void UnpackV1 ()
{
var count_list = new List<int>();
var count_key = new ErpKey (m_info.Id ^ 0x68, DefaultKey[6, m_info.KeyIndex, m_info.Id]);
int count;
while ((count = m_input.ReadByte()) >= 0)
{
count ^= count_key.Value ^ 0xE9;
if (0 == count)
break;
count_list.Add (count);
count_key.Increment();
}
int order = m_info.Method - 1;
for (int i = 0; i < 3; ++i)
{
int channel = ChannelOrder[order, i];
var pixel_key = new ErpKey (DefaultKey[channel, m_info.KeyIndex, m_info.Id],
DefaultKey[channel+3, m_info.KeyIndex, m_info.Id]);
int dst = 2-channel;
for (int j = 0; j < count_list.Count; ++j)
{
count = count_list[j];
int px = m_input.ReadByte();
byte v = (byte)(px ^ pixel_key.Value);
while (count --> 0)
{
m_output[dst] = v;
dst += 3;
}
pixel_key.Increment();
}
}
}
void UnpackV7 ()
{
int order = m_info.Method - 7;
var channels = new byte[3][];
for (int i = 0; i < 3; ++i)
{
int channel = ChannelOrder[order, i];
channels[channel] = UnpackChannel (channel);
}
int src = 0;
int dst = 0;
while (dst < m_output.Length)
{
m_output[dst++] = channels[2][src];
m_output[dst++] = channels[1][src];
m_output[dst++] = channels[0][src];
++src;
}
}
byte[] UnpackChannel (int channel)
{
var output = new byte[m_output.Length / 3];
var count_key = new ErpKey (m_info.Id ^ 0x68, DefaultKey[6, m_info.KeyIndex, m_info.Id]);
var pixel_key = new ErpKey (DefaultKey[channel, m_info.KeyIndex, m_info.Id],
DefaultKey[channel+3, m_info.KeyIndex, m_info.Id]);
int dst = 0;
for (;;)
{
int px = m_input.ReadByte();
int count = m_input.ReadByte();
if (count < 0)
break;
count ^= count_key.Value ^ 0xE9;
if (0 == count)
break;
count = Math.Min (count, output.Length - dst);
byte v = (byte)(px ^ pixel_key.Value);
while (count --> 0)
output[dst++] = v;
count_key.Increment();
pixel_key.Increment();
}
return output;
}
static readonly byte[,,] DefaultKey = new byte[7,3,31] {
{
{ 0x5C, 0xEC, 0xC5, 0xCB, 0x76, 0xEF, 0x08, 0x66, 0xBE, 0x0E, 0x05, 0x9E, 0x1F, 0x8D, 0x11, 0xCD,
0xE5, 0x5F, 0x1A, 0x56, 0xD6, 0x01, 0xA9, 0xA4, 0x44, 0x03, 0x77, 0xB8, 0x0C, 0xF7, 0xF0 },
{ 0x85, 0x09, 0xE1, 0x8D, 0x1F, 0x56, 0xD2, 0x4B, 0xCB, 0xC3, 0xEF, 0x10, 0x08, 0xE0, 0x36, 0x6A,
0xAC, 0x57, 0x7C, 0x94, 0xEC, 0x2D, 0xFE, 0xDF, 0x41, 0x8C, 0x5A, 0xC7, 0x77, 0x21, 0xEA },
{ 0xC4, 0xAF, 0x4B, 0x98, 0xF3, 0xCF, 0x5B, 0x62, 0x1F, 0x23, 0xE5, 0x32, 0x41, 0x27, 0x69, 0x15,
0x4F, 0xE2, 0x4D, 0x16, 0xB7, 0xF7, 0xF8, 0x21, 0x72, 0x58, 0xEC, 0xD3, 0x8A, 0xFB, 0x8B }
}, {
{ 0x36, 0x02, 0x6F, 0xB5, 0x12, 0x94, 0x31, 0x1E, 0x78, 0xF4, 0x07, 0xFD, 0xED, 0x9F, 0xC2, 0x17,
0xD0, 0x2C, 0x75, 0xAF, 0x2F, 0x65, 0xE4, 0xB3, 0xA5, 0x38, 0xCF, 0x20, 0x14, 0x91, 0x8A },
{ 0xF0, 0xAE, 0x9C, 0xF8, 0xC5, 0xAD, 0x73, 0x00, 0x55, 0xCD, 0x0F, 0xE5, 0x38, 0x3F, 0x44, 0x6B,
0x4E, 0x84, 0xBE, 0x39, 0xEE, 0x88, 0xEB, 0xE8, 0xF9, 0xD8, 0xA8, 0xE2, 0xE9, 0x58, 0x15 },
{ 0x17, 0x8F, 0x1A, 0xD9, 0x94, 0x71, 0xBD, 0x11, 0x47, 0xAD, 0x39, 0x79, 0xC5, 0xC0, 0xEB, 0x09,
0x6C, 0x52, 0x63, 0x4E, 0x8D, 0xEA, 0x90, 0xD6, 0x49, 0xCC, 0xD7, 0x88, 0x05, 0x9A, 0xB6 }
}, {
{ 0xD9, 0x89, 0xAE, 0xD2, 0x1C, 0x0B, 0x95, 0xC0, 0xDF, 0x43, 0x3F, 0x97, 0x27, 0x46, 0xF1, 0x4A,
0xDD, 0x13, 0xE6, 0x99, 0xD1, 0xDE, 0x49, 0x41, 0xDB, 0x90, 0xE9, 0x8F, 0xC8, 0xC4, 0x15 },
{ 0x46, 0xAB, 0xF2, 0x42, 0x9E, 0x8F, 0x7D, 0xFB, 0xCE, 0x01, 0x5C, 0x66, 0x0E, 0xA1, 0x81, 0x47,
0x04, 0x23, 0xD4, 0xD0, 0x11, 0x97, 0xC0, 0x16, 0xFC, 0x8B, 0xA3, 0xD6, 0xF7, 0x06, 0xB0 },
{ 0x87, 0xE1, 0xDD, 0x0D, 0xBA, 0x3D, 0x08, 0x6A, 0x8C, 0xB5, 0xD4, 0xE7, 0xE6, 0xED, 0xA6, 0xDF,
0xA5, 0xA4, 0xCA, 0x6E, 0xA1, 0x51, 0xF9, 0xA2, 0x02, 0x9F, 0x7D, 0xCE, 0x12, 0x82, 0xEE }
}, {
{ 0xFD, 0xF8, 0x02, 0x5E, 0x92, 0x13, 0x65, 0x57, 0xAF, 0x12, 0x18, 0x25, 0x90, 0xCB, 0xEC, 0x38,
0x1B, 0x8B, 0xA5, 0xE7, 0x93, 0x87, 0xB3, 0x46, 0xBB, 0x7E, 0xBF, 0xC4, 0x8F, 0xC0, 0xA4 },
{ 0xF3, 0x3A, 0x57, 0x61, 0x15, 0xB4, 0x1C, 0xDF, 0x5B, 0x91, 0xD1, 0x99, 0x9F, 0x0B, 0xEE, 0x85,
0x82, 0x63, 0xAF, 0xA2, 0xC4, 0x0C, 0xB1, 0xA1, 0x33, 0xE3, 0xAE, 0x7B, 0xC1, 0x2B, 0xBE },
{ 0xAE, 0x6B, 0x6A, 0x28, 0x61, 0x75, 0xC9, 0x58, 0x26, 0x0C, 0x52, 0x30, 0x73, 0xDE, 0x70, 0x95,
0xDC, 0xE6, 0xAD, 0xDB, 0xB5, 0xDD, 0x63, 0xA5, 0xA7, 0x7A, 0xF1, 0xA2, 0x06, 0xE0, 0xA6 }
}, {
{ 0xF4, 0x28, 0x09, 0xD7, 0x89, 0xD0, 0xD5, 0x4B, 0x88, 0xF3, 0x7A, 0x01, 0xCA, 0x45, 0x41, 0x61,
0xB8, 0xF6, 0x60, 0xD3, 0x74, 0x5C, 0x06, 0xE6, 0x55, 0xAE, 0xDC, 0x54, 0xC7, 0x04, 0x1E },
{ 0xDC, 0x07, 0xFE, 0x6C, 0xB2, 0xBF, 0x83, 0x19, 0x4E, 0x4F, 0x78, 0x87, 0xEA, 0xC5, 0xB8, 0x30,
0xED, 0x86, 0xDD, 0x24, 0x36, 0xBD, 0x96, 0x49, 0x01, 0x81, 0x22, 0x3B, 0x94, 0xA4, 0xD5 },
{ 0x59, 0x36, 0xAF, 0x41, 0x6F, 0xD9, 0x37, 0xEC, 0xAA, 0x50, 0x57, 0xE9, 0x4E, 0xC5, 0x32, 0xB9,
0x3B, 0x21, 0xF3, 0x38, 0x8D, 0xCD, 0xF5, 0x4D, 0xC1, 0x85, 0x39, 0x84, 0x3C, 0x90, 0x78 },
}, {
{ 0x51, 0x4D, 0x98, 0xB2, 0xA7, 0x4A, 0x4C, 0x3A, 0x80, 0xAD, 0x2C, 0x91, 0x53, 0xD6, 0xBA, 0x77,
0x97, 0xDF, 0xFF, 0xE8, 0x34, 0x82, 0x3B, 0x27, 0x59, 0xD4, 0x5B, 0x4E, 0x6B, 0x58, 0x35 },
{ 0x9E, 0x7E, 0x95, 0x5C, 0xE5, 0xFF, 0xA6, 0x73, 0x14, 0x8C, 0x71, 0x34, 0xC7, 0x9D, 0x46, 0x13,
0x29, 0x20, 0xCB, 0xD0, 0xA8, 0x3C, 0xFA, 0x64, 0x59, 0x76, 0xC0, 0xCD, 0xA9, 0xC9, 0x6B },
{ 0xC2, 0xE2, 0x64, 0x40, 0x2A, 0xFF, 0x83, 0xBA, 0xD8, 0x47, 0x17, 0x6E, 0x18, 0xE4, 0x23, 0x42,
0xB8, 0x74, 0x5B, 0x54, 0x48, 0x43, 0x77, 0xE3, 0xA1, 0x27, 0x81, 0xAC, 0xC6, 0x1D, 0x01 }
}, {
{ 0x4F, 0x48, 0x9B, 0xEF, 0x63, 0x9E, 0xB0, 0x9F, 0xF5, 0xF0, 0x7C, 0xC6, 0xBD, 0xA3, 0x72, 0x50,
0xED, 0x0F, 0xFE, 0x83, 0x1A, 0xB7, 0xDD, 0x30, 0x33, 0x2A, 0x8A, 0x49, 0x26, 0x56, 0x95 },
{ 0x56, 0x38, 0x2D, 0x9C, 0x6D, 0xA5, 0xA3, 0x53, 0x5A, 0xB7, 0x2E, 0x90, 0x37, 0x70, 0x27, 0xB0,
0x32, 0xEF, 0x55, 0x5E, 0xFD, 0x48, 0xC2, 0xE0, 0x18, 0xCE, 0xB3, 0x4B, 0xBB, 0xD6, 0x54 },
{ 0xFE, 0xCA, 0x34, 0xF4, 0x4A, 0x03, 0x1E, 0x9F, 0x97, 0xF9, 0x15, 0x53, 0x46, 0x87, 0x99, 0x24,
0x3A, 0x8A, 0xC7, 0x1B, 0x3F, 0x79, 0x31, 0x9A, 0x9B, 0xBE, 0x0E, 0x86, 0x5D, 0x07, 0xD4 }
}
};
}
struct ErpKey
{
int m_value;
byte m_increment;
public byte Value { get { return (byte)m_value; } }
public ErpKey (int init_value, byte increment)
{
m_value = init_value;
m_increment = increment;
}
public void Increment ()
{
m_value += m_increment;
if (m_value > 0xFF)
m_value -= 0xFF;
}
}
}

5
Legacy/Legacy.csproj
View File

@ -80,6 +80,10 @@
<Compile Include="Ark\ImageCMP.cs" />
<Compile Include="Asura\ArcPAK.cs" />
<Compile Include="Asura\ImageMTG.cs" />
<Compile Include="BRoom\ArcCPC.cs" />
<Compile Include="BRoom\ArcPK.cs" />
<Compile Include="BRoom\AudioEZS.cs" />
<Compile Include="BRoom\ImageERP.cs" />
<Compile Include="Brownie\ImageNGC.cs" />
<Compile Include="Brownie\ImageNGW.cs" />
<Compile Include="DigitalMonkey\ArcDM.cs" />
@ -233,7 +237,6 @@
</ItemGroup>
<ItemGroup>
<Folder Include="Bom\" />
<Folder Include="BRoom\" />
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
<PropertyGroup>