Tim Makarios <emacspeak.correspondence(a)freespoken.nz> writes: Very Nice! I suspect tweaking buffer-size will give you most bang for the buck; Are you using Outloud or Espeak? Once you get this tuned to your liking, I'd request you write it up as a simple org file and post it somewhere; I'd also like to include it in the emacspeak distribution when the write-up is ready. > Hi, > > Thank you all for your replies. Inspired partly by them, partly by an > answer I received on the #termux IRC channel, and partly by my own > stubbornness, I searched for ways to get the audio out of something like > UserLAnd or a Termux PRoot environment. > > And I succeeded! With auditory icons, and everything! > > The trick is to use PulseAudio to stream the audio out of UserLAnd (or > PRoot). In particular, I installed pulseaudio in UserLAnd's Debian > environment and added this line to the bottom of /etc/pulse/default.pa > there: > > load-module module-simple-protocol-tcp source=auto_null.monitor record=true > port=54713 listen=127.0.0.1 > > (Apologies for any spurious linebreaks added by my email program; it should > be a single line.) Then with PulseAudio started, I connected to the stream > from SimpleProtocolPlayer NG > https://f-droid.org/packages/fr.jakse.raphael.simpleprotocolplayer > and started Emacspeak in UserLAnd. The sound is a bit choppy, but it's a > proof of concept, at least. I haven't yet thoroughly tested whether the > audio output would be improved by different settings like: > * a different buffer size in Simple Protocol Player NG, > * a different sample rate, > * streaming the audio to Termux instead of Simple Protocol Player NG, > * running Emacspeak in Termux's PRoot instead of UserLAnd, > * streaming over a Unix special file instead of TCP, > * and so on. > > The main web pages I drew on for my understanding were: > * https://android.stackexchange.com/a/205629 > * https://kaytat.com/blog/?page_id=301 > * https://github.com/CypherpunkArmory/UserLAnd/issues/371 > They often assume a visual desktop, but this isn't necessary; I can run > Emacspeak in emacs-nox in UserLAnd, without any visual desktop installed. > > I did notice that it didn't fully work with Debian buster's emacspeak > package (version 49.0) in Emacs 26.1; the output seemed to be silent for > some utterances, perhaps triggered by auditory icons or voice locking or > both. But switching to Emacs 27.1 (from buster-backports) and compiling > Emacspeak 53.0 from source in UserLAnd solved that problem. > > Now, to complete the eyes-free experience on my mobile phone, I need a > physical keyboard I can connect to it, preferably without wires, so I don't > tie myself up in cords. But before investing in that, perhaps I should > figure out whether, in the long run, Emacspeak will make me more productive > than a visual desktop, rather than less. At the moment, I'm finding a > fairly steep Emacs-learning curve (mostly keybindings), but I'm still > hopeful that it will be worth it. > > I hope this is helpful and encouraging. > > All the best, > > Tim > <>< > > On Sat, 2021-05-01 at 07:37 -0700, T.V Raman wrote: >> Typing this up mostly for the archive. >> >> 1. Speech Server: Voice changes are hard to implement using the current >> setup, but feasable; >> >> A. Look up Google TTS documentation, provides pitch change as the >> only control from memory. >> >> B. Copy plain-voices.el to android-voices.el, then follow the code >> and update it to generate the pitch control changes. >> >> C. Finally add the necessary clause in dtk-speak.el to load >> android-voices.el if synthesis engine is Android. >> >> 2. Auditory Icons, Again doable, but you'd have to write >> some Java code in the Android speech server to play >> sounds, you'll likely need to package over the sound >> files and copy them to the Android side. >> >> -- >> >> Thanks, >> >> --Raman >> ♇ Id: kg:/m/0285kf1 🦮 >> _______________________________________________ >> Emacspeak mailing list -- emacspeak(a)emacspeak.org >> To unsubscribe send an email to emacspeak-leave(a)emacspeak.org > -- Thanks, --Raman ♈ Id: kg:/m/0285kf1 🦮
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