@tebasuna51: I cannot reproduce the empty output files. Seems very weird. It must be a crash in the encoder thread. Would it be possible for you to make something I can use to reproduce?
I'll look at the WAV headers. It seems like it is possible to disable the peak header. The auto-extension is also one of the things I'll look at.
This should be enough to add video. Since the video length isn't considered:
Code:
AudioDub(BlankClip(), last)