<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">I have never read or played sound files with Racket, except via system calls. Some Racketeers have implemented PortAudio. You can check the PLaneT server for that. Precise synchronization of I/O and sound is tricky.  With what kind of programming are you familiar?<div><br></div><div>rac</div><div><br><div><div><br></div><div><br></div><div>On Oct 16, 2010, at 8:25 PM, Sébastien Cano wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">yes<br><br><div class="gmail_quote">2010/10/17 Richard Cleis <span dir="ltr"><<a href="mailto:rcleis@mac.com">rcleis@mac.com</a>></span><br><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> <div style="word-wrap: break-word;">I am guessing that you want to have some sort of input for rhythm, and analyze the music to see if the player is 'on the beat'. Is that right?<div><br></div><div>rac</div><div><div> </div><div class="h5"><div><br><div><div>On Oct 16, 2010, at 7:54 PM, Sébastien Cano wrote:</div><br><blockquote type="cite">From a wav or mp3.<br><br><div class="gmail_quote">2010/10/17 Richard Cleis <span dir="ltr"><<a href="mailto:rcleis@mac.com" target="_blank">rcleis@mac.com</a>></span><br> <blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> Analyze sounds from a microphone?<br> <br> rac<br> <div><div></div><div><br> On Oct 16, 2010, at 4:56 PM, Sébastien Cano wrote:<br> <br> > Hi everyone,<br> ><br> > I'm a beginner in Racket and I plan to make a rhythm game.<br> > Do you think it is possible? Would it be easy?<br> > I don't know where to start from.<br> > The program has to analyze sounds, and that's the hard part...<br> ><br> > Thanks in advance.<br> </div></div>> _________________________________________________<br> >  For list-related administrative tasks:<br> >  <a href="http://lists.racket-lang.org/listinfo/users" target="_blank">http://lists.racket-lang.org/listinfo/users</a><br> <br> </blockquote></div><br> </blockquote></div><br></div></div></div></div></blockquote></div><br> </blockquote></div><br></div></body></html>