Re: Speech Synthesis - Length parameter

Yup, Chrome would be a good example with both Google and platform voices.
Or separate engines on the platform level may or may not support charLength.

On Fri, Nov 18, 2016 at 12:06 PM, Dominic Mazzoni <dmazzoni@google.com>
wrote:

> On Fri, Nov 18, 2016 at 10:59 AM Jerry Smith (WPT) <jdsmith@microsoft.com>
> wrote:
>
>> The API supports simultaneously running multiple speech synthesis
>> engines?  When might that be useful?
>>
>
> Not "simultaneously" in the sense that they're all speaking at once, but
> "simultaneously" in the sense that one utterance might be generated by one
> engine, and the next by a different engine.
>
>
>>
>>
>> That aside, do you have a concern about these event attributes being
>> undefined if the capability is not supported?  I expected adding charLength
>> was a fairly straightforward addition to the current attribute set.
>>
>>
>>
>> *From:* Eitan Isaacson [mailto:eisaacson@mozilla.com]
>>
>> *Sent:* Wednesday, November 16, 2016 3:42 PM
>> *To:* Glen Shires <gshires@google.com>
>> *Cc:* Jerry Smith (WPT) <jdsmith@microsoft.com>; Dominic Mazzoni <
>> dmazzoni@google.com>; public-speech-api@w3.org
>>
>>
>> *Subject:* Re: Speech Synthesis - Length parameter
>>
>>
>>
>> Just to be clear: a user agent can utilize multiple speech engines
>> simultaneously, some would support charLength, some would not.
>>
>> An implementation would need to have charLength be either an integer or
>> null/undefined in each case.
>>
>>
>>
>> On Wed, Nov 16, 2016 at 3:22 PM, Eitan Isaacson <eisaacson@mozilla.com>
>> wrote:
>>
>> Just trying to translate that to valid webidl. How can an attribute be a
>> primitive or undefined? The only equivalent way I know is if it were
>> nullable with a '?' operator.
>>
>>
>>
>> On Wed, Nov 16, 2016 at 3:19 PM, Glen Shires <gshires@google.com> wrote:
>>
>> On Wed, Nov 16, 2016 at 2:42 PM, Eitan Isaacson <eisaacson@mozilla.com>
>> wrote:
>> >
>> >
>> >
>> > On Wed, Nov 16, 2016 at 1:32 PM, Glen Shires <gshires@google.com>
>> wrote:
>> >>
>> >> The user
>> >> agent must return this value if the speech synthesis engine supports
>> >> it or the user agent can otherwise determine it, otherwise the user
>> >> agent must return undefined.
>> >
>> >
>> > How does that actually work? Shouldn't charLength be a nullable type?
>> s/undefined/null/
>> >
>> > And:
>> > readonly attribute unsigned long? charLength;
>>
>> charIndex is also an unsigned long and undefined if the speech
>> synthesis engine doesn't support it.
>>
>> Is there a specific problem with this that you see?
>>
>>
>>
>>
>>
>