GARbro-mirror/ArcFormats/Tanaka/ArcWSM.cs

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//! \file ArcWSM.cs
//! \date Sun Jan 29 05:30:28 2017
//! \brief Music archive format by Tanaka Tatsuhiro.
//
// Copyright (C) 2017 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.Collections.Generic;
using System.ComponentModel.Composition;
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using System.IO;
using GameRes.Utility;
namespace GameRes.Formats.Will
{
[Export(typeof(ArchiveFormat))]
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public class Wsm2Opener : ArchiveFormat
{
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public override string Tag { get { return "WSM2"; } }
public override string Description { get { return "Tanaka Tatsuhiro's engine music archive v2"; } }
public override uint Signature { get { return 0x324D5357; } } // 'WSM2'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
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public Wsm2Opener ()
{
Extensions = new string[] { "wsm" };
Signatures = new uint[] { 0x324D5357, 0x334D5357 };
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ContainedFormats = new[] { "WAV" };
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}
public override ArcFile TryOpen (ArcView file)
{
uint index_size = file.View.ReadUInt32 (4);
int count = file.View.ReadInt32 (0xC);
if (!IsSaneCount (count) || index_size >= file.MaxOffset - 0x40)
return null;
int version = file.View.ReadByte (3) - '0';
int table_offset = file.View.ReadInt32 (0x10);
int table_count = file.View.ReadInt32 (0x14);
if (table_offset >= index_size || !IsSaneCount (table_count))
return null;
var index = file.View.ReadBytes (0x40, index_size);
var dir = new List<Entry> (count);
for (int i = 0; i < table_count; ++i)
{
var entry = new Entry { Type = "audio" };
entry.Offset = index.ToUInt32 (table_offset) - 0x14;
entry.Size = index.ToUInt32 (table_offset+8) + 0x14;
if (3 == version)
entry.Size += index.ToUInt32 (table_offset+4);
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if (!entry.CheckPlacement (file.MaxOffset))
return null;
table_offset += 0x20;
dir.Add (entry);
}
int index_offset = 0;
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var names = new HashSet<string>();
for (int i = 0; i < count; ++i)
{
int entry_pos = index.ToInt32 (index_offset);
index_offset += 4;
int name_length = index[entry_pos+1];
var name = Binary.GetCString (index, entry_pos+2, name_length-2);
if (0 == name.Length)
return null;
entry_pos += name_length;
int entry_idx = index[entry_pos+3];
if (entry_idx >= dir.Count)
return null;
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if (0 == entry_idx)
entry_idx = i;
var entry = dir[entry_idx];
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entry.Name = name + ".wav";
names.Add (entry.Name);
}
if (names.Count != dir.Count)
{
// make filenames unique by prepending index number
for (int i = 0; i < dir.Count; ++i)
{
var entry = dir[i];
entry.Name = string.Format("{0:D2}_{1}", i, entry.Name);
}
}
return new ArcFile (file, this, dir);
}
}
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[Export(typeof(ArchiveFormat))]
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public class Wsm0Opener : ArchiveFormat
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{
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public override string Tag { get { return "WSM0"; } }
public override string Description { get { return "Tanaka Tatsuhiro's engine music archive v0"; } }
public override uint Signature { get { return 0x304D5357; } } // 'WSM0'
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public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
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public Wsm0Opener ()
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{
Extensions = new string[] { "wsm" };
}
public override ArcFile TryOpen (ArcView file)
{
uint index_size = file.View.ReadUInt32 (4);
int count = file.View.ReadInt32 (8);
if (!IsSaneCount (count) || index_size >= file.MaxOffset)
return null;
var index = file.View.ReadBytes (0, index_size);
var dir = new List<Entry> (count);
int index_offset = 0x10;
for (int i = 0; i < count; ++i)
{
int entry_pos = index.ToInt32 (index_offset);
index_offset += 4;
int name_length = index[entry_pos];
var name = Binary.GetCString (index, entry_pos+1, name_length-1);
if (0 == name.Length)
return null;
entry_pos += name_length;
var entry = new WsmEntry {
Name = string.Format ("{0}.wav", name),
Type = "audio",
Offset = index.ToUInt32 (entry_pos+8),
Size = index.ToUInt32 (entry_pos+12),
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
entry.Format.FormatTag = 1;
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entry.Format.Channels = 2;
entry.Format.BitsPerSample = 16;
entry.Format.SamplesPerSecond = 44100;
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entry.Format.BlockAlign = (ushort)(entry.Format.Channels * entry.Format.BitsPerSample/8);
entry.Format.AverageBytesPerSecond = entry.Format.SamplesPerSecond * entry.Format.BlockAlign;
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
var went = (WsmEntry)entry;
using (var riff = new MemoryStream (0x2C))
{
WaveAudio.WriteRiffHeader (riff, went.Format, entry.Size);
var input = arc.File.CreateStream (entry.Offset, entry.Size);
return new PrefixStream (riff.ToArray(), input);
}
}
}
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[Export(typeof(ArchiveFormat))]
public class Wsm1Opener : Wsm0Opener
{
public override string Tag { get { return "WSM1"; } }
public override string Description { get { return "Tanaka Tatsuhiro's engine music archive v1"; } }
public override uint Signature { get { return 0x314D5357; } } // 'WSM1'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public Wsm1Opener ()
{
Extensions = new string[] { "wsm" };
}
public override ArcFile TryOpen (ArcView file)
{
uint index_size = file.View.ReadUInt32 (4);
int count = file.View.ReadInt32 (8);
if (!IsSaneCount (count) || index_size >= file.MaxOffset)
return null;
var index = file.View.ReadBytes (0, index_size);
var dir = new List<Entry> (count);
int index_offset = 0x10;
for (int i = 0; i < count; ++i)
{
int entry_pos = index.ToInt32 (index_offset);
index_offset += 4;
int name_length = index[entry_pos];
var name = Binary.GetCString (index, entry_pos+1, name_length-1);
if (0 == name.Length)
return null;
entry_pos += name_length;
var entry = new WsmEntry {
Name = string.Format ("{0}.wav", name),
Type = "audio",
Offset = index.ToUInt32 (entry_pos+8),
Size = index.ToUInt32 (entry_pos+12),
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
entry.Format.FormatTag = 1;
entry.Format.Channels = index[entry_pos+2];
entry.Format.BitsPerSample = index[entry_pos+3];
entry.Format.SamplesPerSecond = index.ToUInt32 (entry_pos+4);
entry.Format.BlockAlign = (ushort)(entry.Format.Channels * entry.Format.BitsPerSample/8);
entry.Format.AverageBytesPerSecond = entry.Format.SamplesPerSecond * entry.Format.BlockAlign;
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
}
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internal class WsmEntry : Entry
{
public WaveFormat Format;
}
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[Export(typeof(ArchiveFormat))]
public class Wsm4Opener : ArchiveFormat
{
public override string Tag { get { return "WSM4"; } }
public override string Description { get { return "Tanaka Tatsuhiro's engine music archive v4"; } }
public override uint Signature { get { return 0x344D5357; } } // 'WSM4'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public Wsm4Opener ()
{
Extensions = new string[] { "wsm" };
}
public override ArcFile TryOpen (ArcView file)
{
uint data_offset = file.View.ReadUInt32 (4);
int count = file.View.ReadInt32 (0xC);
if (!IsSaneCount (count) || data_offset >= file.MaxOffset)
return null;
int table_offset = file.View.ReadInt32 (0x10);
int table_count = file.View.ReadInt32 (0x14);
if (table_offset >= data_offset || !IsSaneCount (table_count))
return null;
var dir = new List<Entry> (count);
for (int i = 0; i < table_count; ++i)
{
var entry = new Entry { Name = i.ToString ("D4"), Type = "audio" };
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entry.Offset = file.View.ReadUInt32 (table_offset);
entry.Size = file.View.ReadUInt32 (table_offset+4);
if (!entry.CheckPlacement (file.MaxOffset))
return null;
table_offset += 0x24;
dir.Add (entry);
}
int index_offset = 0x44;
for (int i = 0; i < count; ++i)
{
dir[i].Name = file.View.ReadString (index_offset, 0x40);
index_offset += 0x1A8;
}
return new ArcFile (file, this, dir);
}
}
}