[Emacspeak] Language Switching In Dectalk was Re: outloud server doesn't work, complaining of no language found

["T.V Raman" <raman@xxxxxxxxxx>]

The software Dectalk engine supports multiple languages, but that
functionality needs to be exposed from dtk-soft -- patches/contributions welcome.
Otto Diesenbacher-Reinmüller (via emacspeak Mailing List)
<emacspeak@xxxxxxxxxxxxx> writes:

> Hi,
>
> many thanks for all the hints!
>
> yep - missing IBM TTS is the actual reason, that it seems, that I can't
> use the (IMHO superior) voxin voices.
>
> I missed the information, that IBM TTS is no longer available, meaning
> that it is not that easy to use with emacspeak?
>
> My current solution / setup (as reference for others, or perhaps someone
> has better ideas):
>
> - I found 'multispeech' for emacspeak.  With a simple wrapper-script
>   (see below), defining it as user defined backend in multispeech, I use
>   directly 'voxin-say', and so I get the voxin voices.
>
> - but, unfortunately this results in a rather sluggish audio feedback,
>   but is fine f. e. to read ebooks, or other longer texts.  As daily
>   driver, to actually use emacspeak I switch to dtk-soft, with IMHO
>   worse voice quality, but being very responsive.
>
> btw - digging into dtk / gspeak, I saw that dectalk actually provides
> other languanges, f.e. German.  But it seems, the dtk-soft tcl script is
> not handling the switch of languages?  At least I was not able to switch
> to German.
>
> best regards, okflo
>
> #+begin_src shell
>  #!/bin/bash
>  while read line
>  do
>      voxin-say "$line"
>  done < "${1:-/dev/stdin}"
> #+end_src
>
>
>
> "Gilles Casse" (via emacspeak Mailing List) <emacspeak@xxxxxxxxxxxxx> writes:
>
>> Hello,
>>
>> Voxin + IBM TTS is expected to be compatible with the Outloud speech
>> server of Emacspeak.
>> But unfortunately, Oralux can't sold anymore Voxin + IBM TTS due to a
>> very low number of remaining runtimes.
>> The support of IBM TTS for previous users will still continue though.
>>
>> Otto, the last emacspeak voxin installer (version 56.0-1) was tested
>> against Debian 12 but not ArchLinux, sorry.
>>
>> It is expected to provide a very basic compatibility with the German
>> Petra voice that you mentioned.
>>
>> Best wishes,
>> Gilles
>>
>>
>>
>> On 13/11/2023 14:04, Otto Diesenbacher-Reinmüller (via emacspeak Mailing
>> List) wrote:
>>> hi, at first let me thank T.V. and all contributors for this great
>>> piece of software!  Being already a heavy emacs user, before having
>>> the need for an audio desktop, emacspeak was the logical solution for
>>> me.
>>> 
>>> Unfortunately I am currently struggeling getting voxin / outloud to
>>> run with emacspeak.
>>> 
>>> starting outloud (in emacspeak/servers) results in:
>>> 
>>> ./outloud
>>> Using SoX
>>> 19No language foundtts
>>>     while executing
>>> "load $tclTTS/atcleci.so"
>>>     (file "./outloud" line 451)
>>> 
>>> (I got emacspeak working with espeak and also dtk-soft, but as I am a
>>> native german speaker, I would prefer outload/voxin with a german
>>> voice for german texts).
>>> 
>>> steps to reproduce:
>>> - OS: archlinux, but also tried current ubuntu, same result
>>> - get current emacs via git and compile & install
>>> - I obtained from voxin.oralux.org <http://voxin.oralux.org> the
>>> following languages:
>>>   - voxin-american-english-allison-compact-3.4
>>>   - voxin-american-english-allison-high-3.4
>>>   - voxin-german-petra-ml-high-3.4
>>>   - installed them.
>>>   - voxin seems to be installed correctly, as calling voxin-say
>>>     directly in the shell works. Also orca works, and shows the
>>>     installed voice-packages.
>>> - checkout emacspeak via git and get all depended stuff and built it,
>>>   also doing make in servers/linux-outloud
>>> 
>>> I also tried the installer from
>>> https://github.com/Oralux/emacspeak_voxin_install
>>> <https://github.com/Oralux/emacspeak_voxin_install> with same result.
>>> 
>>> Digging into atcleci.cpp with my limited cpp-knowledge, that the call
>>> to initLanguage(interp, aLanguages, nLanguages); always results in
>>> NODEFINEDCODESET, despite nLanguages gets the correct result of 3
>>> languages installed.
>>> 
>>> Many thanks for any hints!
>>> 
>>> best regards - okflo
>>> (I posted this also as an issue at gitub of emacspeak, becomeing aware
>>> of this mailing list afterwards)
>>> 
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>>
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