[pulseaudio-discuss] documentation

Jon Escombe lists at dresco.co.uk
Thu May 7 15:36:34 PDT 2009


On 07/05/09 15:51, jonathan wrote:
> Hello list,
>
> I am a blind linux user using the orca screen reader. In the recent
> release of ubuntu and the current  betta of fedora along with many other
> distro's are not implamenting pulse audio correctly. In order for the
> orca screent reader to work properly I have to remove pulse audio....

Hi,

I've not used Orca in anger, but have played with it on the current 
Fedora 11 beta, and have had some success through pulseaudio.

It appears there is a new speech synthesis interface "Speech 
Dispatcher", which supports native pulseaudio output. However, there's a 
couple of issues out of the box (at least with current F11).

1) Speech Dispatcher isn't installed by default

2) Once installed, it's not configured to use pulse. (There's already a 
bugzilla for this - https://bugzilla.redhat.com/show_bug.cgi?id=492015)

3) Also, it's currently configured as a system service. (There's a 
suggestion here that it needs to be run per-user - 
http://live.gnome.org/Orca/SpeechDispatcher)

After making the above changes, and then configuring Orca to use SD, it 
worked ok for me though pulseaudio. Note that I haven't made a direct 
comparison against native alsa output, so couldn't say whether the 
quality/performance compares favorably..

Hope this helps,
Jon



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