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(GRP): recognize lzss-compressed WAV files.

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This commit is contained in:
morkt 2018-11-10 22:12:37 +04:00
parent cc89377dc7
commit 361866a26c
1 changed files with 17 additions and 4 deletions
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21
ArcFormats/Ankh/ArcGRP.cs
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@ -27,6 +27,7 @@ using System;
using System.Collections.Generic; using System.Collections.Generic;
using System.ComponentModel.Composition; using System.ComponentModel.Composition;
using System.IO; using System.IO;
using GameRes.Compression;
using GameRes.Utility; using GameRes.Utility;
namespace GameRes.Formats.Ankh namespace GameRes.Formats.Ankh
@ -123,7 +124,9 @@ namespace GameRes.Formats.Ankh
entry.Offset += 4; entry.Offset += 4;
entry.Size -= 4; entry.Size -= 4;
} }
else if (entry.Size > 12 && header.AsciiEqual (8, "RIFF")) else if (entry.Size > 12 &&
(header.AsciiEqual (8, "RIFF") ||
((header[4] & 0xF) == 0xF && header.AsciiEqual (5, "RIFF"))))
{ {
entry.ChangeType (AudioFormat.Wav); entry.ChangeType (AudioFormat.Wav);
entry.UnpackedSize = header.ToUInt32 (0); entry.UnpackedSize = header.ToUInt32 (0);
@ -174,9 +177,19 @@ namespace GameRes.Formats.Ankh
return OpenTpw (arc, pent); return OpenTpw (arc, pent);
if (arc.File.View.AsciiEqual (entry.Offset+4, "HDJ\0")) if (arc.File.View.AsciiEqual (entry.Offset+4, "HDJ\0"))
return OpenImage (arc, pent); return OpenImage (arc, pent);
if (entry.Size > 12 && 'W' == arc.File.View.ReadByte (entry.Offset+4) if (entry.Size > 12)
&& arc.File.View.AsciiEqual (entry.Offset+8, "RIFF")) {
return OpenAudio (arc, entry); byte type = arc.File.View.ReadByte (entry.Offset+4);
if ('W' == type
&& arc.File.View.AsciiEqual (entry.Offset+8, "RIFF"))
return OpenAudio (arc, entry);
if ((type & 0xF) == 0xF
&& arc.File.View.AsciiEqual (entry.Offset+5, "RIFF"))
{
var input = arc.File.CreateStream (entry.Offset+4, entry.Size-4);
return new LzssStream (input);
}
}
} }
catch (Exception X) catch (Exception X)
{ {