mirror of
https://github.com/crskycode/GARbro.git
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206 lines
8.5 KiB
C#
206 lines
8.5 KiB
C#
//! \file ArcWSM.cs
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//! \date Sun Jan 29 05:30:28 2017
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//! \brief Music archive format by Tanaka Tatsuhiro.
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//
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// Copyright (C) 2017 by morkt
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//
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using System.Collections.Generic;
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using System.ComponentModel.Composition;
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using System.IO;
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using GameRes.Utility;
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namespace GameRes.Formats.Will
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{
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[Export(typeof(ArchiveFormat))]
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public class Wsm2Opener : ArchiveFormat
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{
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public override string Tag { get { return "WSM2"; } }
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public override string Description { get { return "Tanaka Tatsuhiro's engine music archive v2"; } }
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public override uint Signature { get { return 0x324D5357; } } // 'WSM2'
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public override bool IsHierarchic { get { return false; } }
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public override bool CanWrite { get { return false; } }
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public Wsm2Opener ()
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{
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Extensions = new string[] { "wsm" };
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Signatures = new uint[] { 0x324D5357, 0x334D5357 };
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}
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public override ArcFile TryOpen (ArcView file)
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{
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uint index_size = file.View.ReadUInt32 (4);
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int count = file.View.ReadInt32 (0xC);
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if (!IsSaneCount (count) || index_size >= file.MaxOffset - 0x40)
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return null;
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int version = file.View.ReadByte (3) - '0';
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int table_offset = file.View.ReadInt32 (0x10);
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int table_count = file.View.ReadInt32 (0x14);
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if (table_offset >= index_size || !IsSaneCount (table_count))
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return null;
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var index = file.View.ReadBytes (0x40, index_size);
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var dir = new List<Entry> (count);
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for (int i = 0; i < table_count; ++i)
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{
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var entry = new Entry { Type = "audio" };
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entry.Offset = index.ToUInt32 (table_offset) - 0x14;
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entry.Size = index.ToUInt32 (table_offset+8) + 0x14;
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if (3 == version)
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entry.Size += index.ToUInt32 (table_offset+4);
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if (!entry.CheckPlacement (file.MaxOffset))
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return null;
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table_offset += 0x20;
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dir.Add (entry);
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}
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int index_offset = 0;
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for (int i = 0; i < count; ++i)
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{
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int entry_pos = index.ToInt32 (index_offset);
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index_offset += 4;
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int name_length = index[entry_pos+1];
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var name = Binary.GetCString (index, entry_pos+2, name_length-2);
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if (0 == name.Length)
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return null;
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entry_pos += name_length;
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int entry_idx = index[entry_pos+3];
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if (entry_idx >= dir.Count)
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return null;
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var entry = dir[entry_idx];
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entry.Name = string.Format ("{0:D2}_{1}.wav", entry_idx, name);
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}
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return new ArcFile (file, this, dir);
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}
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}
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[Export(typeof(ArchiveFormat))]
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public class Wsm1Opener : ArchiveFormat
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{
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public override string Tag { get { return "WSM1"; } }
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public override string Description { get { return "Tanaka Tatsuhiro's engine music archive v1"; } }
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public override uint Signature { get { return 0x314D5357; } } // 'WSM1'
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public override bool IsHierarchic { get { return false; } }
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public override bool CanWrite { get { return false; } }
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public Wsm1Opener ()
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{
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Extensions = new string[] { "wsm" };
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}
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public override ArcFile TryOpen (ArcView file)
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{
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uint index_size = file.View.ReadUInt32 (4);
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int count = file.View.ReadInt32 (8);
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if (!IsSaneCount (count) || index_size >= file.MaxOffset)
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return null;
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var index = file.View.ReadBytes (0, index_size);
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var dir = new List<Entry> (count);
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int index_offset = 0x10;
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for (int i = 0; i < count; ++i)
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{
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int entry_pos = index.ToInt32 (index_offset);
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index_offset += 4;
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int name_length = index[entry_pos];
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var name = Binary.GetCString (index, entry_pos+1, name_length-1);
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if (0 == name.Length)
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return null;
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entry_pos += name_length;
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var entry = new WsmEntry {
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Name = string.Format ("{0}.wav", name),
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Type = "audio",
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Offset = index.ToUInt32 (entry_pos+8),
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Size = index.ToUInt32 (entry_pos+12),
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};
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if (!entry.CheckPlacement (file.MaxOffset))
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return null;
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entry.Format.FormatTag = 1;
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entry.Format.Channels = index[entry_pos+2];
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entry.Format.BitsPerSample = index[entry_pos+3];
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entry.Format.SamplesPerSecond = index.ToUInt32 (entry_pos+4);
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entry.Format.BlockAlign = (ushort)(entry.Format.Channels * entry.Format.BitsPerSample/8);
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entry.Format.AverageBytesPerSecond = entry.Format.SamplesPerSecond * entry.Format.BlockAlign;
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dir.Add (entry);
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}
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return new ArcFile (file, this, dir);
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}
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public override Stream OpenEntry (ArcFile arc, Entry entry)
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{
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var went = (WsmEntry)entry;
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using (var riff = new MemoryStream (0x2C))
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{
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WaveAudio.WriteRiffHeader (riff, went.Format, entry.Size);
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var input = arc.File.CreateStream (entry.Offset, entry.Size);
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return new PrefixStream (riff.ToArray(), input);
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}
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}
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}
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internal class WsmEntry : Entry
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{
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public WaveFormat Format;
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}
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[Export(typeof(ArchiveFormat))]
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public class Wsm4Opener : ArchiveFormat
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{
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public override string Tag { get { return "WSM4"; } }
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public override string Description { get { return "Tanaka Tatsuhiro's engine music archive v4"; } }
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public override uint Signature { get { return 0x344D5357; } } // 'WSM4'
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public override bool IsHierarchic { get { return false; } }
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public override bool CanWrite { get { return false; } }
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public Wsm4Opener ()
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{
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Extensions = new string[] { "wsm" };
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}
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public override ArcFile TryOpen (ArcView file)
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{
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uint data_offset = file.View.ReadUInt32 (4);
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int count = file.View.ReadInt32 (0xC);
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if (!IsSaneCount (count) || data_offset >= file.MaxOffset)
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return null;
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int table_offset = file.View.ReadInt32 (0x10);
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int table_count = file.View.ReadInt32 (0x14);
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if (table_offset >= data_offset || !IsSaneCount (table_count))
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return null;
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var dir = new List<Entry> (count);
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for (int i = 0; i < table_count; ++i)
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{
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var entry = new Entry { Type = "audio" };
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entry.Offset = file.View.ReadUInt32 (table_offset);
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entry.Size = file.View.ReadUInt32 (table_offset+4);
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if (!entry.CheckPlacement (file.MaxOffset))
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return null;
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table_offset += 0x24;
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dir.Add (entry);
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}
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int index_offset = 0x44;
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for (int i = 0; i < count; ++i)
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{
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dir[i].Name = file.View.ReadString (index_offset, 0x40);
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index_offset += 0x1A8;
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}
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return new ArcFile (file, this, dir);
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}
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}
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}
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