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List:       nas
Subject:    Re: How to change the pitch of a sound?
From:       "Amancio Hasty Jr." <hasty () rah ! star-gate ! com>
Date:       1996-04-12 7:08:47
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No problem just in the freebsd ports directory for sox . It has 
routines to change pitch or frequency.

	Have A Ball ,
	Amancio

>>> Stephen Hocking said:
 > I have a constant datastream going out at 11025Hz, and I wish to mix into it
      
 > various samples that were originally recorded at that frequency, but with 
 > their pitch shifted up or down  by varying amounts. Does anyone have an 
 > algorithm for this? For the curious, the application in question is the Doom
      
 > soundserver. I've re-implemented it to use NAS and all the functions work, 
 > except for the pitch shifting of the sounds. I had to do this as the Linux 
 > DOOM sound server does not have the nifty option to allow to write to a FIFO
      
 > the way that the sun one does. It's working fine under FreeBSD (the mulation
      
 > ability is quite good) but I've yet to sort out a byte-swapping issue on the
      
 > Sun when groping around in the wadfiles. I'll release it to the group once 
 > it's working.
 > 
 > 
 > 	Stephen
 > -- 
 > The views expressed above are not those of the Worker's Compensation Board o
     f
 > Queensland, Australia.
 > 
 > 
 > 

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