Converts a signal from Q15.16 to U32

Extracts the U32SI (i.e. stored integer) from a Q15.16 signal

Converts a signal from U32 to Q15.16

Converts a signal from U32SI to Q15.16

Packs four bytes into a single U32

Converts Q15.16 to four byte

Converts Q15.16 to four byte SI

Converts U32 to four byte