el Mon, 5 Jul 2004 15:15:24 +0200 Florian Schmidt <mista.tapas@xxxxxxx> escribi?: > Normalizing _must_ me done in two passes.. thanks everybody for your answers. yes, i'm aware that normalization must be done in two passes... i didn't word my question very well, what i meant was invoking sox just once. i think i'll either write a script, or else try "normalize". i'm not bound to sox, one of the students asked me how to normalize with sox, and reading the manual sox didn't seem to be very clever, using the "stat -v" effect only works when doing a conversion and needs an output file, at least that's what i understood. writing a temporary file just to find out the peak amplitude seems rather silly, but i thought may be i was missing something. i might try my limited bash scripting abilities to write a nice script using sndfile-info, grep, sed and sox. or else install normalize. we are not using the eca-family, so i'll leave that one for now. best, lj --