10.05.2014 20:58, I wrote: > My overall opinion on this patch is mixed. If the right solution is to > work around this speex bug and if my notes above are taken into account, > then the patch is fine. Scratch that. The patch is bad. It wrongly assumes that speex compiled with --enable-fixed-point uses different input and output scales. This is not the case. So you need not only to multiply the input by 32768.0, but also to divide the output. -- Alexander E. Patrakov