Thanks, Attila. I'm trying to learn how speech-dispatcher works, and I expect to be able to debug this problem in the next week or two. I'll let you know if I have a possible fix to be tested.
Bill On Mon, Dec 14, 2009 at 9:32 AM, Attila Hammer <hamm...@pickup.hu> wrote: > Bill, I think now this is not help, but I confirm this problem with both I386 > and Amd64 architectures. > This is not a hardware specific problem, because I see this problems with lot > of machines. The 1,2 second delay for example my notebook is 2-3 sec. If I > disabled Pulseaudio, impossible listen musics, videos, etc. If I enabled > pulseaudio, impossible using Karmic with Orca, because Speech-dispatcher > producing long delay, Gnome-speech driver cuts all end of sentence words. > This is absolute unacceptable. > What can I choose? I using old, good working Jaunty system, but the support > time is limited with this system (18 months since 2008. april). > > The following topic is little offtopic with this bug: > I tested, the Karmic specific problems is present with Debian Squeeze. No, > this problems absolute not present. If I remove Pulseaudio, don't disturb > Totem, GNOME-Volume applet, etc. Interesting, but in Squeeze, GNOME version > is 2.28.x. > Speech-dispatcher, GNOME-Speech driver works very well. If Pulseaudio is > running, not producing Karmic specific problems, GNOME-Speech driver does'nt > cutting end of words, and Speech-dispatcher does'nt producing delay. > > You absolute right with first comment. > > Unfortunately I can not help founding workarounds, but if need testing > any possible useful fixes, I help testing welcome. > > Attila > > -- > Pulseaudio causes 1/2 sec delay in Orca screen reader > https://bugs.launchpad.net/bugs/468677 > You received this bug notification because you are a direct subscriber > of the bug. > > Status in “pulseaudio” package in Ubuntu: New > > Bug description: > Binary package hint: pulseaudio > > There is about a 1/2 second delay when using Orca with pulseaudio in Karmic. > This delay is unacceptable to the blind community, since it makes key echo > useless, as you have to hit a key, and then wait for it to be read, and then > hit another key. In response, blind/visually impaired people generally try > to remove pulseaudio from Karmic, with varying success. However, those who > have succeeded in reverting to alsa report much quicker Orca response. There > are no blind users who actually use Orca as installed by default in Karmic as > their main system, so far as I know, because of this problem. > > One potential "quick fix" to this problem might be to introduce a package > that would uninstall pulseaudio and install alsa-oss, while fixing up the > various related issues, such as modifying System/Preferences/Sound, and > getting the volume control working. Preferably, the cause of this extreme > delay could be tracked down and eliminated. > > Until this is addressed, Karmic will remain one of the worst linux operating > systems for accessibility by the blind. Vinux, for example, continues to be > forced to be based on Debian, even though most people in the blind community > would prefer an accessible version of Ubuntu. > > ProblemType: Bug > Architecture: amd64 > ArecordDevices: > **** List of CAPTURE Hardware Devices **** > card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog] > Subdevices: 1/1 > Subdevice #0: subdevice #0 > AudioDevicesInUse: > USER PID ACCESS COMMAND > /dev/snd/controlC0: bill 1592 F.... pulseaudio > Card0.Amixer.info: > Card hw:0 'Intel'/'HDA Intel at 0xefffc000 irq 21' > Mixer name : 'SigmaTel STAC9200' > Components : 'HDA:83847690,102801cd,00102201 > HDA:14f12bfa,14f100c3,00090000' > Controls : 14 > Simple ctrls : 8 > Date: Sun Nov 1 09:19:53 2009 > DistroRelease: Ubuntu 9.10 > InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027) > Package: pulseaudio 1:0.9.19-0ubuntu4 > ProcEnviron: > PATH=(custom, user) > LANG=en_US.UTF-8 > SHELL=/bin/bash > ProcVersionSignature: Ubuntu 2.6.31-14.48-generic > SourcePackage: pulseaudio > Uname: Linux 2.6.31-14-generic x86_64 > XsessionErrors: > (gnome-settings-daemon:1603): GLib-CRITICAL **: g_propagate_error: assertion > `src != NULL' failed > (gnome-settings-daemon:1603): GLib-CRITICAL **: g_propagate_error: assertion > `src != NULL' failed > (nautilus:1713): Eel-CRITICAL **: eel_preferences_get_boolean: assertion > `preferences_is_initialized ()' failed > (polkit-gnome-authentication-agent-1:1743): GLib-CRITICAL **: > g_once_init_leave: assertion `initialization_value != 0' failed > > To unsubscribe from this bug, go to: > https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/468677/+subscribe > -- Pulseaudio causes 1/2 sec delay in Orca screen reader https://bugs.launchpad.net/bugs/468677 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs