- From: Daniel Weck <daniel.weck@gmail.com>
- Date: Mon, 12 Sep 2011 23:17:15 +0100
- To: W3C style mailing list <www-style@w3.org>, Alan Gresley <alan@css-class.com>, "paul.bagshaw@orange-ftgroup.com> <paul.bagshaw@orange-ftgroup.com" <paul.bagshaw@orange-ftgroup.com>
- Cc: w3c-voice-wg@w3.org
Hi Alan, I take your suggestion onboard. Please read my reply to Paul, and let's see where this discussion leads. Regards, Dan On 18 Aug 2011, at 13:30, Alan Gresley wrote: > On 18/08/2011 7:44 PM, paul.bagshaw@orange-ftgroup.com wrote: > >> The CSS-Speech module states that 'voice-volume' is related >> to<ssml:prosody>'s 'volume' attribute, and that the 'cue' properties >> are related to<ssml:audio> (inferring its 'soundLevel' attribute). >> It also states that the<decibel> value of the 'cue' properties >> "represents a change (positive or negative) relative to the computed >> value of the ‘voice-volume’ property". >> >> Authors often have no control over the volume level of the source >> (initial waveform) of pre-recorded audio cues, and never have control >> over the source of speech synthesis waveforms whose loudness differs >> between speech engines and voices. However, the CSS-Speech module >> makes the impractical suggestion that authors control the volume >> level of audio cue waveforms in order the balance them with speech >> rendered from text. >> >> I suggest that the CSS-Speech module follows the SSML 1.1 paradigm >> and that the 'voice-volume' and 'cue' properties should not >> interact. >> >> With regards, >> >> Paul Bagshaw > > > Please see this message (and thread) which is partly related to pre-recorded audio cues. > > http://lists.w3.org/Archives/Public/www-style/2011Aug/0041.html > > > I would suggest that the spec has been developed with the view that it will be more common in the future that voice sympathizers will have pre-recorded audio cues that are more standardized. > > May I suggest that css3-speech may include non normative text to suggest to authors that such CSS properties and values for 'voice-volume' and 'cue' may not be widely supported and many users may not have such voice sympathizers of a certain standard that can fully support these properties. > > > > -- > Alan Gresley > http://css-3d.org/ > http://css-class.com/ >
Received on Monday, 12 September 2011 22:17:49 UTC