Re: [orca-list] Patch: Experimental eSpeak support using python-espeak

[chrys87 web de]

Howdy Peter,

Haha i also did starting a work on this yesterday because storm_dragon told me that he is need this.  your 
stuff works just fine! (i just did a quick test)
So i stop my work on this and  do other things :). 

Cheers chrys

Am Mo. Aug. 24 00:25:18 2015 GMT+0200 schrieb Peter Vágner:
> Hello,
> Today I was playing with orca a bit more than usual. The result is that 
> I have implemented an alternative speech server subclass. I have taken 
> speechdispatcherfactory module and I have replaced python-speechd API 
> with python-espeak one accross the whole module. So by doing this I 
> think I have created experimental direct eSpeak support for orca. It 
> requires python-espeak to be installed.
> I tryed to do this because a while ago we were discussing this approach 
> here on the list. You guys were hoping for additional responsiveness 
> increase and easier way on how to add eSpeak specific features like 
> variants support into orca. Also I have come up with another little 
> advantage as I have been thinking about this more. By default eSpeak is 
> built with both pulseaudio and portaudio sound outputs. It first tryes 
> to use pulseaudio and if that is not available it plays its audio 
> through portaudio thus using alsa directly. It can't switch between this 
> dynamically at runtime but it at least works out what to use at 
> initialization what translates to when launching the application when 
> using python-espeak.
> There are no eSpeak specific features yet. Things which are working 
> include speaking, changing voices, changing pitch, rate and volume. Say 
> all support with proper progress tracking is also working.
> I am not sure I like this better than using eSpeak through 
> speech-dispatcher like we are doing for years. I am using this 
> experiment for just a few hours now. I am attaching a patch for those of 
> you who are not afraid of risking a bit. Please make sure you know how 
> to revert this and troubleshoot your system when it fails to speak. This 
> is my first attempt at trying to implement something into orca so it is 
> very likelly it may have loads of issues I even can't think of at the 
> moment.
> So how to apply it if you really want to test it out.
> - Install python-espeak. If you are on arch linux, get it from the AUR. 
> I guess on Debian or Ubuntu you can just do apt-get install 
> python-espeak. With other distributions I don't know whether there are 
> prebuilt packages. Python-espeak is hosted on launchpad and if there are 
> no packages for your distro then you can get it from there and install 
> using python setup tools.
> To check whether the patch applies cleanly into your cloned orca git 
> tree you can run
> git apply --check espeakfactory.patch
> If there are no conflicts found you can then apply it by doing
> git apply espeakfactory.patch
> After doing this you can just build and install orca like normal.
>
> Greetings
>
> Peter

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