On Sat, 25 Jun 2011 16:23:29 +0200 (CEST) [email protected] wrote:
> Hi, > > Can anyone point me to a simple code example for how to determine the > phase at a specific time in a waveform? > > ex. if I have a sample that is 5 seconds long and want to know the phase > at 2.5 seconds > > I'm open to code in any language or a scripted example if such a tool > exists. If there is an ui which has that feature I am also interested. > There isn't really a way to do this. How would you tell the difference between 0.5*sin(pi/2) and 1.0*sin(pi/6) - try it and see, what are the answers? If you want to determine phase you need to know the amplitude. The only sane way to do both is to use a complex sample with an in-phase and a quadrature component. Gordon MM0YEQ _______________________________________________ Linux-audio-dev mailing list [email protected] http://lists.linuxaudio.org/listinfo/linux-audio-dev
