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Down-sampling and converting sounds to use them in ... - 4PSA
https://wiki.4psa.com/display/KB/Down-sampling+and+converting+sounds+to+use+them+in+Asterisk#:~:text=The%20following%20command%20converts%20a%20sound%20to%20the,sounds%20will%20be%20converted%20to%20the%20desired%20format%3A
Convert WAV audio files for use in Asterisk - VoIP-Info
https://www.voip-info.org/convert-wav-audio-files-for-use-in-asterisk/
To convert your WAV files to a format which Asterisk can understand, use the following command: sox foo-in.wav -r 8000 -c 1 -s -w foo-out.wav resample -ql Note that sox v14.3.0 and above (installed in Ubuntu 9.10), resample is no …
Converting audio files for use with Asterisk | zmonkey.org
https://www.zmonkey.org/blog/content/converting-audio-files-use-asterisk
$ ffmpeg -i audiofile.mp3 audiofile.wav Next, convert the WAV into the specific format that Asterisk likes. $ sox audiofile.wav -t raw -r 8000 -c 1 audiofile.sln If you're feeling particularly adventuresome, also generate a file for wideband audio. $ sox audiofile.wav -t raw -r 16000 -c 1 audiofile.sln16
asterisk - Converting from 16-bit WAV to GSM using SOX ...
https://stackoverflow.com/questions/6752110/converting-from-16-bit-wav-to-gsm-using-sox
I'm currently working on some telephony integration with Asterisk and a PHP web interface. I want to give the user an option to upload their own custom greeting in a wav file, and then once it's on the server convert the wav to a gsm file at 8000hz. Currently, i'm …
Convert WAV file to Asterisk playable format - Kolmisoft Wiki
https://wiki.kolmisoft.com/index.php/Convert_WAV_file_to_Asterisk_playable_format
Install SOX: yum install sox or apt-get install sox. If file1.wav is any WAV file, then executing this command: /usr/bin/sox file1.wav -r 8000 -c 1 -s file2.wav -q you will get Asterisk playable WAV file: file2.wav. Use following script if you need to convert multiple files:
Recording voice prompts with Audacity and SOX
https://www.frigon.info/posts/asterisk/custom-voice-prompts/
Convert to formats used by Asterisk. I use sox to convert the files in other formats Asterisk uses (ulaw, alaw, gsm, etc…) SLN16. The raw file audacity produced is already a signed 16 bit format, just rename the file to .sln16. U-LAW sox -t raw -r 16k -e signed-integer -b 16 -c 1 input.raw -t raw -r 8k -e a-law -c 1 output.alaw A-LAW
Sox conversion to sln always produces sampling rate of ...
https://community.asterisk.org/t/sox-conversion-to-sln-always-produces-sampling-rate-of-8-000-hz/71535
It doesn’t matter whether the input file is mp3 or ogg. sox conversion to .sln always results in an 8,000 Hz output file. If anyone can suggest a way to convert either mp3 or ogg to real sln16, I’m all ears. root@asterisk:~/sounds# soxi input.ogg. Input File : 'input.ogg’ Channels : 1 Sample Rate : 16000 Precision : 16-bit
SoX - Sound eXchange | HomePage
http://sox.sourceforge.net/
SoX is a cross-platform (Windows, Linux, MacOS X, etc.) command line utility that can convert various formats of computer audio files in to other formats. It can also apply various effects to these sound files, and, as an added bonus, SoX can play and record audio files on most platforms. The screen-shot to the right shows an example of SoX first being used to process …
How To Convert Audio Files for Use With Asterisk
http://www.verterion.com/asterisk/convert-audio-files-use-asterisk/
The best way to convert your audio files for use with Asterisk is to use Digium’s online audio file converter, located here: http://my.digium.com/en/products/ivr/audio-converter/. Instructions are provided on the web page. Once you download the file, you can upload it onto your Asterisk server and use it in your prompts.
Trying to convert wav to mp3 - Asterisk Support - Asterisk ...
https://community.asterisk.org/t/trying-to-convert-wav-to-mp3/85993
asteriskpath: same => n,MixMonitor(mixed.wav,r({CALLFILENAME}-in.wav)t({CALLFILENAME}-out.wav),lame -V3 *{CALLFILENAME}.wav {CALLFILENAME}.mp3) This should record the audio into 2 separate files. How are you passing these 2 new file names to lame? The answer is you are not. Lame is still looking for ${CALLFILENAME}.wav.
Converting MP3/WAV to ulaw/GSM | manatails' blog
https://manatails.net/blog/2014/10/converting-mp3wav-to-ulawgsm/
When you want to convert typical MP3/WAV files for your PBX like Asterisk, you can use sox and lame to do it easily. lame --decode somemp3file.mp3 output.wav First, convert the MP3 to WAV file. Then, For u-law: sox -V output.wav -r 8000 -c 1 -t ul result.ulaw. For GSM: sox output.wav -r 8000 -c 1 result.gsm resample -ql
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