Source Coding.
arithdeco - Decode binary code using arithmetic decoding.
arithenco - Encode a sequence of symbols using arithmetic coding.
compand - Source code mu-law or A-law compressor or expander.
dpcmdeco - Decode using differential pulse code modulation.
dpcmenco - Encode using differential pulse code modulation.
dpcmopt - Optimize differential pulse code modulation parameters.
lloyds - Optimize quantization parameters using the Lloyd algorithm.
quantiz - Produce a quantization index and a quantized output value.