public static uint ReverseDecode(
LzmaRangeBitDecoder[] models,
uint startIndex,
LzmaRangeDecoder rangeDecoder,
int numBitLevels)
{
uint num1 = 1;
uint num2 = 0;
if (rangeDecoder.CheckInputRequired(numBitLevels, false))
{
for (int index = 0; index < numBitLevels; ++index)
{
uint num3 = models[(IntPtr)(startIndex + num1)].Decode(rangeDecoder);
if (!rangeDecoder.InputRequired)
{
num1 = (num1 << 1) + num3;
num2 |= num3 << index;
}
else
{
break;
}
}
}
return(num2);
}
public uint Decode(LzmaRangeDecoder rangeDecoder)
{
uint num = 1;
if (rangeDecoder.CheckInputRequired(this.bitLevels, false))
{
for (int bitLevels = this.bitLevels; bitLevels > 0; --bitLevels)
{
num = (num << 1) + this.models[(IntPtr)num].Decode(rangeDecoder);
}
}
return(num - (uint)(1 << this.bitLevels));
}
