On 2023-09-10, Christian Thäter wrote:

> On Sun, 10 Sep 2023 16:39:26 +0200
> Jens Lechtenboerger <lechten@wi.uni-muenster.de> wrote:
>
>> On 2023-09-10, Ihor Radchenko wrote:
>> 
>> > Jens Lechtenboerger <lechten@wi.uni-muenster.de> writes:
>> >  
>> >> does someone here produce audio via Text-To-Speech (TTS) from Org
>> >> sources?  I plan to do that in the context of emacs-reveal to
>> >> generate voice-over for reveal.js presentations, with open
>> >> questions [1] concerning my initial, experimental approach.  
>> >
>> > Emacspeak is a mature Emacs solution for TTS. However, it aims blind
>> > users, not presentations. Still,
>> > http://tvraman.github.io/emacspeak/manual/Quick-Installation.html
>> > might be a good starting point for TTS options.  
>> 
>> Thank you for the suggestion.  With espeak this indeed pronounces
>> numbers and abbreviations but its audio quality it not good enough
>> for my purposes.  I am looking for (near-) human voices...
>
> using mbrola is probably as good as possible with free software:
> https://en.wikipedia.org/wiki/MBROLA
>
> still not perfect, but much better than the builtin voices of espeak or
> festival (YYMV).

This sounds promising.  I’ll check it out.

Many thanks
Jens