public static void ReverseEncode(BitEncoder[] Models, UInt32 startIndex,
Encoder rangeEncoder, int NumBitLevels, UInt32 symbol) {
UInt32 m = 1;
for (int i = 0; i < NumBitLevels; i++) {
UInt32 bit = symbol & 1;
Models[startIndex + m].Encode(rangeEncoder, bit);
m = (m << 1) | bit;
symbol >>= 1;
}
}
public static UInt32 ReverseGetPrice(BitEncoder[] Models, UInt32 startIndex,
int NumBitLevels, UInt32 symbol) {
UInt32 price = 0;
UInt32 m = 1;
for (int i = NumBitLevels; i > 0; i--) {
UInt32 bit = symbol & 1;
symbol >>= 1;
price += Models[startIndex + m].GetPrice(bit);
m = (m << 1) | bit;
}
return price;
}