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Fix layerbreak reading (wrong endianness)

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This commit is contained in:
Matt Nadareski
2021-02-27 23:04:25 -08:00
parent 9e9f001768
commit 66cdade01b
3 changed files with 188 additions and 14 deletions
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27
MPF.Library/DiscImageCreator/Parameters.cs
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@@ -2845,31 +2845,30 @@ namespace MPF.DiscImageCreator
{
// Layerbreak 1
br.BaseStream.Seek(0x1C, SeekOrigin.Begin);
long layerbreak1Offset = br.ReadInt32();
long layerbreak1Value = br.ReadInt32();
if (layerbreak1Value != 17341438)
long layerbreak1Offset = br.ReadInt32BigEndian();
long layerbreak1Value = br.ReadInt32BigEndian();
if (layerbreak1Value == 0)
return false;
layerbreak1 = layerbreak1Value - layerbreak1Offset + 2;
// Layerbreak 2
br.BaseStream.Seek(0x5C, SeekOrigin.Begin);
long layerbreak2Offset = br.ReadInt32();
long layerbreak2Value = br.ReadInt32();
if (layerbreak2Value != 66060286)
long layerbreak2Offset = br.ReadInt32BigEndian();
long layerbreak2Value = br.ReadInt32BigEndian();
if (layerbreak2Value == 0)
return true;
layerbreak2 = layerbreak2Value - layerbreak2Offset + 2;
layerbreak2 = layerbreak1 + layerbreak2Value - layerbreak2Offset + 2;
// TODO: Figure out the default value for layerbreak 3
// Layerbreak 3
// br.BaseStream.Seek(0x9C, SeekOrigin.Begin);
// long layerbreak3Offset = br.ReadInt32();
// long layerbreak3Value = br.ReadInt32();
// if (layerbreak3Value != 66060286)
// return true;
br.BaseStream.Seek(0x9C, SeekOrigin.Begin);
long layerbreak3Offset = br.ReadInt32BigEndian();
long layerbreak3Value = br.ReadInt32BigEndian();
if (layerbreak3Value == 0)
return true;
// layerbreak3 = layerbreak3Value - layerbreak3Offset + 2;
layerbreak3 = layerbreak2 + layerbreak3Value - layerbreak3Offset + 2;
return true;
}