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implemented WSM1 archives.

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This commit is contained in:
morkt
2017-01-31 16:17:48 +04:00
parent dd45a61cc7
commit 2a1e13c294
2 changed files with 88 additions and 5 deletions
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82
ArcFormats/Tanaka/ArcWSM.cs
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@@ -25,19 +25,25 @@
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using GameRes.Utility;
namespace GameRes.Formats.Will
{
[Export(typeof(ArchiveFormat))]
public class WsmOpener : ArchiveFormat
public class Wsm2Opener : ArchiveFormat
{
public override string Tag { get { return "WSM"; } }
public override string Description { get { return "Tanaka Tatsuhiro's engine music archive"; } }
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; } }
public Wsm2Opener ()
{
Extensions = new string[] { "wsm" };
}
public override ArcFile TryOpen (ArcView file)
{
uint index_size = file.View.ReadUInt32 (4);
@@ -55,6 +61,8 @@ namespace GameRes.Formats.Will
var entry = new Entry { Type = "audio" };
entry.Offset = index.ToUInt32 (table_offset) - 0x14;
entry.Size = index.ToUInt32 (table_offset+8) + 0x14;
if (!entry.CheckPlacement (file.MaxOffset))
return null;
table_offset += 0x20;
dir.Add (entry);
}
@@ -77,4 +85,72 @@ namespace GameRes.Formats.Will
return new ArcFile (file, this, dir);
}
}
[Export(typeof(ArchiveFormat))]
public class Wsm1Opener : ArchiveFormat
{
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);
}
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);
}
}
}
internal class WsmEntry : Entry
{
public WaveFormat Format;
}
}