Audacity Forum

edgar-rft wrote:See http://sox.sourceforge.net/, i.e. libsox, also the sox "-m" option and the "mixer" effect.

Great that is exactly the approach I ended up taking. Here are the options that I used:
sox.exe --multi-threaded --combine mix file1.wav file2.wav combined.wav --norm gain -e

BACKGROUND I have a program that is generating two WAV files. Each WAV file represents one (1) side of a two-person conversation. I want to combine the two WAV files into one file for playback such that the two sides of the converations are interleaved (vs appending one WAV file to the other). I wil...