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Update HuffmanDecoder.cs

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Fix not so obvious errors.
This commit is contained in:
Sławomir Śpiewak
2024-08-11 15:41:21 +02:00
parent 57749e5cac
commit ed0f0489d3
1 changed files with 13 additions and 12 deletions
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25
ArcFormats/DxLib/HuffmanDecoder.cs
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@@ -143,7 +143,7 @@ namespace GameRes.Formats.DxLib
ushort BitArrayFirstBatch; ushort BitArrayFirstBatch;
if (nodes[j].bitNumber > 9) continue; if (nodes[j].bitNumber > 9) continue;
BitArrayFirstBatch = (ushort)(nodes[j].bitArray[0] | (nodes[j].bitNumber << 8)); BitArrayFirstBatch = (ushort)(nodes[j].bitArray[0] | (nodes[j].bitArray[1] << 8));
if ((i & bitMask[nodes[j].bitNumber - 1]) == (BitArrayFirstBatch & bitMask[nodes[j].bitNumber-1])) if ((i & bitMask[nodes[j].bitNumber - 1]) == (BitArrayFirstBatch & bitMask[nodes[j].bitNumber-1]))
{ {
@@ -191,19 +191,20 @@ namespace GameRes.Formats.DxLib
{ {
PressBitData >>= nodes[NodeIndex].bitNumber; PressBitData >>= nodes[NodeIndex].bitNumber;
} }
while (NodeIndex>255) }
while (NodeIndex > 255)
{
if (PressBitCounter == 8)
{ {
if (PressBitCounter==8) PressSizeCounter++;
{ PressBitData = compressedData[PressSizeCounter];
PressSizeCounter++; PressBitCounter = 0;
PressBitData = compressedData[PressSizeCounter];
PressBitCounter = 0;
}
Index = PressBitData & 1;
PressBitData >>= 1;
PressBitCounter++;
NodeIndex = nodes[NodeIndex].ChildNode[Index];
} }
Index = PressBitData & 1;
PressBitData >>= 1;
PressBitCounter++;
NodeIndex = nodes[NodeIndex].ChildNode[Index];
} }
m_output[DestSizeCounter] = (byte)NodeIndex; m_output[DestSizeCounter] = (byte)NodeIndex;
} }