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(Legacy): GM1.0 archives and WV3.0 audio files.

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morkt 2018-04-07 03:04:34 +04:00
parent 661b891bd2
commit 9ef70bea72
3 changed files with 318 additions and 0 deletions
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185
Legacy/Eve/ArcGM.cs Normal file
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//! \file ArcGM.cs
//! \date 2018 Apr 05
//! \brief Eve resource archive.
//
// 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.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using GameRes.Compression;
// [021206][Eve] Mitsugetsu ~Secret Moon~
namespace GameRes.Formats.Eve
{
[Export(typeof(ArchiveFormat))]
public class GmDatOpener : ArchiveFormat
{
public override string Tag { get { return "DAT/GM"; } }
public override string Description { get { return "Eve resource archive"; } }
public override uint Signature { get { return 0x2E314D47; } } // 'GM1.0'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
if (file.View.ReadByte (4) != '0')
return null;
using (var index = file.CreateStream())
{
var signature = index.ReadCString();
index.Position = (((int)index.Position + 4) >> 2) << 2;
uint data_offset = index.ReadUInt16();
uint index_size = index.ReadUInt32();
uint index_offset = index.ReadUInt32();
int count = index.ReadInt32();
if (!IsSaneCount (count))
return null;
int key_length = index.ReadUInt16();
int flags = index.ReadUInt16();
index.Position = 20;
var key = index.ReadBytes (key_length);
index.Position = index_offset + 0xC00;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
uint offset = index.ReadUInt32() + data_offset;
uint size = index.ReadUInt32();
int name_len = index.ReadUInt8();
var name = index.ReadCString (name_len);
var entry = FormatCatalog.Instance.Create<Entry> (name);
entry.Offset = offset;
entry.Size = size;
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
var header = arc.File.View.ReadBytes (entry.Offset, 25);
if (header[0] < 'B' || header[0] > 'E' || header[1] != '1')
return arc.File.CreateStream (entry.Offset, entry.Size);
if ('E' == header[0])
{
byte t = header[17];
header[17] = header[23];
header[23] = t;
t = header[19];
header[19] = header[24];
header[24] = t;
}
int unpacked_size = header.ToInt32 (6);
var data = new byte[unpacked_size];
Stream input = arc.File.CreateStream (entry.Offset+header.Length, entry.Size-(uint)header.Length);
input = new PrefixStream (header, input);
input.Position = 10;
using (input = new LzssStream (input))
input.Read (data, 0, unpacked_size);
if (data.AsciiEqual ("BPR01"))
return new PackedStream<BprDecompressor> (Stream.Null, new BprDecompressor (data));
else
return new BinMemoryStream (data, entry.Name);
}
void DecryptIndex (byte[] index, int length, byte[] key)
{
for (int i = 0; i < length; ++i)
{
index[i] ^= key[i % key.Length];
}
}
}
internal class BprDecompressor : Decompressor
{
IBinaryStream m_input;
public BprDecompressor ()
{
}
public BprDecompressor (byte[] data)
{
m_input = new BinMemoryStream (data, 5, data.Length-5);
}
public override void Initialize (Stream input)
{
}
protected override IEnumerator<int> Unpack ()
{
for (;;)
{
int ctl = m_input.ReadByte();
if (-1 == ctl || 0xFF == ctl)
yield break;
int count = m_input.ReadInt32();
if (1 == ctl)
{
byte v = m_input.ReadUInt8();
while (count --> 0)
{
m_buffer[m_pos++] = v;
if (0 == --m_length)
yield return m_pos;
}
}
else
{
while (count > 0)
{
int chunk = Math.Min (count, m_length);
chunk = m_input.Read (m_buffer, m_pos, chunk);
if (0 == chunk)
yield break;
m_pos += chunk;
m_length -= chunk;
count -= chunk;
if (0 == m_length)
yield return m_pos;
}
}
}
}
#region IDisposable Members
bool m_disposed = false;
protected override void Dispose (bool disposing)
{
if (!m_disposed)
{
if (disposing && m_input != null)
m_input.Dispose();
m_disposed = true;
base.Dispose();
}
}
#endregion
}
}

131
Legacy/Eve/AudioWV.cs Normal file
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//! \file AudioWV.cs
//! \date 2018 Apr 06
//! \brief Eve compressed 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;
using System.ComponentModel.Composition;
using System.IO;
namespace GameRes.Formats.Eve
{
[Export(typeof(AudioFormat))]
public sealed class Wv3Audio : AudioFormat
{
public override string Tag { get { return "WAV/WV3"; } }
public override string Description { get { return "Eve compressed audio format"; } }
public override uint Signature { get { return 0x2E335657; } } // 'WV3.0'
public override bool CanWrite { get { return false; } }
public override SoundInput TryOpen (IBinaryStream file)
{
var header = file.ReadHeader (0x26);
if (header[4] != '0')
return null;
var decoder = new Wv3Decoder (file);
var data = decoder.Decode();
var pcm = new MemoryStream (data);
return new RawPcmInput (pcm, decoder.Format);
}
}
internal class Wv3Decoder
{
IBinaryStream m_input;
uint m_data_offset;
int m_sample_count;
byte[] m_output;
WaveFormat m_format;
public WaveFormat Format { get { return m_format; } }
public Wv3Decoder (IBinaryStream file)
{
m_input = file;
var header = m_input.ReadHeader (0x26);
m_data_offset = header.ToUInt32 (6);
m_sample_count = header.ToInt32 (0x1A);
m_output = new byte[m_sample_count * 280];
m_format = new WaveFormat {
FormatTag = 1,
Channels = 2,
SamplesPerSecond = header.ToUInt32 (0xE),
BitsPerSample = 16,
BlockAlign = 4
};
m_format.SetBPS();
}
public byte[] Decode ()
{
m_input.Position = m_data_offset;
var input = new byte[72];
var output = new short[140];
var back = new int[2,2];
int out_pos = 0;
for (int i = 0; i < m_sample_count; ++i)
{
if (72 != m_input.Read (input, 0, 72))
break;
for (int k = 0; k < 2; ++k)
{
byte v = input[k];
int shift = v & 0xF;
v >>= 4;
short scale0 = ScaleMap[v+8];
short scale1 = ScaleMap[v];
int src = 35 * k + 2;
for (int j = 0; j < 35; ++j)
{
int dst = k + (j << 2);
v = input[src++];
int x = v & 0xF;
if ((x & 8) != 0)
x |= -0x10;
int sample = ((scale0 * back[0,k] + scale1 * back[1,k]) >> 8) + (x << shift);
back[0,k] = back[1,k];
back[1,k] = sample;
output[dst] = (short)sample;
x = v >> 4;
if ((x & 8) != 0)
x |= -0x10;
sample = ((scale0 * back[0,k] + scale1 * back[1,k]) >> 8) + (x << shift);
back[0,k] = back[1,k];
back[1,k] = sample;
output[dst + 2] = (short)sample;
}
}
Buffer.BlockCopy (output, 0, m_output, out_pos, 280);
out_pos += 280;
}
return m_output;
}
static readonly short[] ScaleMap = {
0, 240, 128, 192, 320, 460, 392, 488,
0, 0, -12, -56, -88, -208, -220, -240,
};
}
}

2
Legacy/Legacy.csproj
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@ -76,6 +76,8 @@
<Compile Include="Dice\ArcRLZ.cs" />
<Compile Include="Dice\AudioKWF.cs" />
<Compile Include="Dice\ImageRBP.cs" />
<Compile Include="Eve\ArcGM.cs" />
<Compile Include="Eve\AudioWV.cs" />
<Compile Include="Mermaid\ImageMG1.cs" />
<Compile Include="Pinky\ArcA5R.cs" />
<Compile Include="Rune\ArcYK.cs" />