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a tiny bit more on high-bit characters




first you need to set emacs to use multibyte before you start playing
with this any further.
At present emacspeak jumps through  all kinds of hoops 
to force unibyte because other bizarre things happen when you use
multibyte with the Dectalk.

RAYNER Peter writes:
 > I've looked just a bit further at the problems several of us are
 > having with characters between decimal 128 and 255.  It's turning up
 > in the French and German versions with bad treatment of accented
 > letters and in English with bad treatment of some puncuation etc
 > generated, for example, by emacs-w3.   
 > 
 > At the moment I think the problem lies within viavoice or more accurately,
 >  at or below  the tcl level. I looked at the strings actually sent to
 >  the speech-server by dtk-dispatch-queue and the characters I was
 >  testing were surviving unaltered to that stage, which is about when
 >  they leave the realm of emacs and hence emacspeak I think.  That is
 >  the next thing which happens to them is a process-send-string.  
 > I also opened the socket-listening speech server and played with
 >  commands like 
 > tts_say { this is a test }
 > which was fine and then
 > tts_say { this    is a test}
 > where there's an A circumflex after "this".  Viavoice says  "this A
 >  tilde is a test"
 > just as it does from emacspeak.  
 > I presume this is all fine on a Dectalk  as well?
 > 
 > The Viavoice documentation claims to use the ANSI character set but
 > that's the same as iso-8859-1 is it not?  
 > So if it *is* Viavoice the question is whether it's a fault in the
 > implementation or in the set-up.  
 > Just to make sure we're talking about the same versions, rpm -qf
 > /usr/lib/libibmeci50.so yields
 > ViaVoice_TTS_rtk-5.1-1.2
 > 
 > Are there any potential issues of signed vs unsigned chars as we feed
 > characters with the 8th  bit set through the tcl stuff? 
 > Ok, hopefully more tomorrow
 > Peter
 > 
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-- 
Best Regards,
--raman

      
Email:  raman@cs.cornell.edu
WWW: http://www.cs.cornell.edu/home/raman/             
AIM: TVRaman
PGP:    http://www.cs.cornell.edu/home/raman/raman.asc 

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