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(BMX): decompress 'fACE' entries.

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This commit is contained in:
morkt 2019-01-27 02:29:19 +04:00
parent 0af0491659
commit ba4ea7f368
2 changed files with 35 additions and 6 deletions
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39
ArcFormats/Triangle/ArcBMX.cs
View File

@ -41,7 +41,7 @@ namespace GameRes.Formats.Triangle
public BmxOpener () public BmxOpener ()
{ {
Extensions = new string[] { "bmx", "wax" }; Extensions = new string[] { "bmx", "wax", "fx", "gx" };
} }
public override ArcFile TryOpen (ArcView file) public override ArcFile TryOpen (ArcView file)
@ -59,13 +59,19 @@ namespace GameRes.Formats.Triangle
uint last_offset = file.View.ReadUInt32 (index_size - 4); uint last_offset = file.View.ReadUInt32 (index_size - 4);
if (last_offset != file.MaxOffset) if (last_offset != file.MaxOffset)
return null; return null;
string default_type = "";
if (file.Name.HasExtension ("fx"))
default_type = "audio";
else if (file.Name.HasExtension ("gx"))
default_type = "image";
var base_name = Path.GetFileNameWithoutExtension (file.Name); var base_name = Path.GetFileNameWithoutExtension (file.Name);
var dir = new List<Entry> (count); var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i) for (int i = 0; i < count; ++i)
{ {
index_offset += 4; index_offset += 4;
var entry = new Entry { var entry = new PackedEntry {
Name = string.Format ("{0}#{1:D4}", base_name, i), Name = string.Format ("{0}#{1:D4}", base_name, i),
Type = default_type,
Offset = offset, Offset = offset,
}; };
offset = file.View.ReadUInt32 (index_offset); offset = file.View.ReadUInt32 (index_offset);
@ -74,12 +80,35 @@ namespace GameRes.Formats.Triangle
return null; return null;
dir.Add (entry); dir.Add (entry);
} }
foreach (var entry in dir) if (string.IsNullOrEmpty (default_type))
{ {
uint signature = file.View.ReadUInt32 (entry.Offset); foreach (var entry in dir)
entry.ChangeType (AutoEntry.DetectFileType (signature)); {
uint signature = file.View.ReadUInt32 (entry.Offset);
entry.ChangeType (AutoEntry.DetectFileType (signature));
}
} }
return new ArcFile (file, this, dir); return new ArcFile (file, this, dir);
} }
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
var pent = entry as PackedEntry;
if (null == pent)
return base.OpenEntry (arc, entry);
if (!pent.IsPacked)
{
if (!arc.File.View.AsciiEqual (entry.Offset, "fACE"))
return base.OpenEntry (arc, entry);
pent.IsPacked = true;
pent.UnpackedSize = arc.File.View.ReadUInt32 (entry.Offset+4) ^ 0x65641538;
}
using (var input = arc.File.CreateStream (entry.Offset+8, entry.Size-8))
{
var data = new byte[pent.UnpackedSize];
TriFormat.Unpack (input, data);
return new BinMemoryStream (data, entry.Name);
}
}
} }
} }

2
ArcFormats/Triangle/ImageTRI.cs
View File

@ -83,7 +83,7 @@ namespace GameRes.Formats.Triangle
throw new System.NotImplementedException ("TriFormat.Write not implemented"); throw new System.NotImplementedException ("TriFormat.Write not implemented");
} }
void Unpack (IBinaryStream input, byte[] output) internal static void Unpack (IBinaryStream input, byte[] output)
{ {
int dst = 0; int dst = 0;
byte key = 0x7F; byte key = 0x7F;