Re: [css3-speech] pitch alteration expressed in semitones and Hertz

On 01/19/2011 03:05 PM, Daniel Weck wrote:
> Thanks for your thoughts Fantasai.
> SSML disambiguates absolute pitch values (in Hertz) and relative increments/decrements (in Hertz or Semitones) by forcing the
> use of the "+"/"-" prefix before the number. In CSS-Speech, what do you think about forcing the use of the "Hz" suffix not
> only in relative values, but also in absolute ones? This would remove the ambiguity you are referring to. (percentage and
> named values obviously don't need such distinction)

In CSS you can't use the +/- operators as a disambiguation. Our number
type is defined to include the optional use of such operators: you
cannot distinguish between +1 and 1 in CSS. You must disambiguate some
other way.

~fantasai

Received on Wednesday, 19 January 2011 23:35:22 UTC