Speech and 'roll-off' time(?)

Mike Ray mike at raspberryvi.org
Sat Jul 13 14:26:21 EDT 2013


Hello,

I am still tweaking things in my Arch Linux image for Raspberry Pi in 
which I'm running SpeakUp.

One of the things I notice, not only on the Pi but in my Vinux desktop 
while running in a console, is that when I have the speech rate cranked 
up some utterances, which by their nature are shorter than others are 
clippped.  Sometimes to the extent that they are not audible at all.

For example if I type 'nano' at the command prompt with the speech-rate 
above about 5 or 6, the letter 'a' is totally missing.

I take this to be caused by what you might call 'roll-off', I think.

Is there a way to delay the end of an utterance to allow the sound to 
end without sounding clipped?

I imagine this is probably synth-specific and of course in the Pi I am 
using espeak.

Excuse my terminology if none of it makes sense.

Mike

-- 
Michael A. Ray
Analyst/Programmer
Witley, Surrey, South-east UK

Don't just sit there, learn something

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