}; //Array containing the cipher values.
//Converts binary stream to alphanumeric cipher.
public string compress(DAABitArray binaryStream)
{
string compressedStream = "";
for (int i = 5; i < binaryStream.NumBits; i = i + 6) //Iterate through every six bits.
{
compressedStream = compressedStream + alphanumerics[binaryStream.GetBitRange(i - 5, i)]; //Add alphanumeric to output stream.
}
return(compressedStream);
}
public string Interpertation(DAABitArray inDAABitArray)
{
string output = "";
/*how many bits are from the DAABitArray*/
int numBit = inDAABitArray.NumBits;
/*for every 6 bits from the DAABitArray need to be converted*/
long bitRange;
for (int i = 0; i < numBit - 5; i += 6)
{
bitRange = inDAABitArray.GetBitRange(i, i + 5);
output += Selection(bitRange);
}
/*add the bits if the number of bit is not multiple of 6*/
int shiftNum, startPoint;
long addBit = 0;
if (numBit % 6 != 0)
{
/*check how many bits we need fill in*/
startPoint = numBit - numBit % 6;
/*check where it need start fill in*/
shiftNum = 6 - numBit % 6;
/*call the function form the DAABitarray to fill in*/
addBit = inDAABitArray.GetBitRange(startPoint, numBit - 1);
output += Selection(addBit << shiftNum);
}
return(output);
}
