Wireshark mailing list archives

Re: Speex for Windows?


From: Pascal Quantin <pascal () wireshark org>
Date: Mon, 8 Jul 2019 18:51:03 +0200

Le lun. 8 juil. 2019 à 18:47, Maynard, Chris via Wireshark-dev <
wireshark-dev () wireshark org> a écrit :

OK, thanks.



But then why is it reporting that an optional package hasn’t been found if
this package isn’t even needed?  It implies that there’s some feature
that’s not being built with Wireshark, does it not?


As you can see in the about dialog on Windows you used the builtin version
instead of a shared library provided by the system. That's all. João did
this change to favor a Speex version provided by the system over our copied
version (see https://code.wireshark.org/review/31857).


- Chris



*From:* Pascal Quantin [mailto:pascal () wireshark org]
*Sent:* Monday, July 8, 2019 12:37 PM
*To:* Developer support list for Wireshark <wireshark-dev () wireshark org>
*Cc:* Maynard, Chris <Christopher.Maynard () IGT com>
*Subject:* Re: [Wireshark-dev] Speex for Windows?



Hi Chris,



Le lun. 8 juil. 2019 à 18:35, Maynard, Chris via Wireshark-dev <
wireshark-dev () wireshark org> a écrit :

When compiling master (v3.1.0rc0-1232-gd8ad7a686384) on Windows, I noticed:



-- Could NOT find SpeexDSP (missing:  SPEEXDSP_LIBRARY
SPEEXDSP_INCLUDE_DIR)

…

-- The following OPTIONAL packages have not been found:



* SpeexDSP , SpeexDSP is a patent-free, Open Source/Free Software DSP
library , <https://www.speex.org/>

   RTP audio resampling



It seems that the buildbots don’t have SpeexDSP installed either.  Also,
there’s no mention of Speex in the Developer’s Guide:
https://www.wireshark.org/docs/wsdg_html_chunked/ChSetupWin32.html, so
does this mean it’s not yet supported on Windows?  If it would be possible
to use this on Windows, then in addition to a Developer Guide update, it
seems like Speex packages should be included in
https://anonsvn.wireshark.org/wireshark-win32-libs/trunk/packages/ and
https://anonsvn.wireshark.org/wireshark-win64-libs/trunk/packages/.



Of course https://www.speex.org/ mentions the following:



—The Speex codec has been obsoleted by Opus <http://opus-codec.org/>. It
will continue to be available, but since Opus is better than Speex in all
aspects, users are encouraged to switch—



So wouldn’t Opus be the way to go instead of Speex?



The only part of Speex we are using so far is the resampler and not the
codec if I'm not mistaken. On Windows we use the internal Speex resampler
and not the system wide version. So nothing to worry about :)



BR,

Pascal.






















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