hi,
is it possible to playback ogg/opus files to alaw sip clients?
exten => _[*+#0-9].,n,Playback(/var/lib/asterisk/sounds/output.ogg,)
[Dec 22 14:05:53] WARNING[49275][C-00000004]: file.c:789
ast_openstream_full: File /var/lib/asterisk/sounds/output.ogg does not
exist in any format
[Dec 22 14:05:53] WARNING[49275][C-00000004]: file.c:1262
ast_streamfile: Unable to open /var/lib/asterisk/sounds/output.ogg
(format (alaw)): No such file or directory
[Dec 22 14:05:53] WARNING[49275][C-00000004]: app_playback.c:497
playback_exec: Playback failed on PJSIP/endpoint33-00000003 for
/var/lib/asterisk/sounds/output.ogg,
dev*CLI> module show like ogg
Module Description Use Count Status
Support Level
format_ogg_opus.so OGG/Opus audio
0 Running core
format_ogg_speex.so OGG/Speex audio
0 Running extended
dev*CLI> module show like opus
Module Description Use Count Status
Support Level
codec_opus.so OPUS Coder/Decoder
0 Running extended
format_ogg_opus.so OGG/Opus audio
0 Running core
res_format_attr_opus.so Opus Format Attribute Module
1 Running core
core show translation
ulaw alaw gsm g726 g726aal2 adpcm slin8 slin12 slin16
slin24 slin32 slin44 slin48 slin96 slin192 g729 speex8 speex16 speex32
ilbc g722 testlaw opus
ulaw - 9150 15000 15000 15000 15000 9000 17000 17000
17000 17000 17000 17000 17000 17000 15000 15000 23000 23000
15000 17250 15000 23000
alaw 9150 - 15000 15000 15000 15000 9000 17000 17000
17000 17000 17000 17000 17000 17000 15000 15000 23000 23000
15000 17250 15000 23000
audio file created with google TTS
https://cloud.google.com/text-to-speech/docs/reference/rest/v1/text/synthesize
|OGG_OPUS| Opus encoded audio wrapped in an ogg container. The result
will be a file which can be played natively on Android, and in browsers
(at least Chrome and Firefox). The quality of the encoding is
considerably higher than MP3 while using approximately the same bitrate.
Marek
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