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Questions tagged [sox]

SoX (Sound eXchange) is a computer program for audio manipulation. Questions about interactive use of the command line tool should be asked on Super User.

Sound eXchange, abbreviated SoX, is a free cross-platform digital audio editor, licensed under the GNU General Public License.

It can read and write many audio formats, including AU, WAV, AIFF, MP3 (via an external LAME MP3 encoder), Ogg Vorbis and FLAC. Some random features :

  • Editing via concatenate, trim, pad, repeat, reverse, volume, fade, splice, normalise
  • Recording and playing audio (on many systems); playing via URL (internet file or stream)
  • Processing via chorus, flanger, echo, phaser, compressor, delay, filter (high-pass, low-pass, shelving, etc.)
  • Adjustment of speed (pitch and tempo), pitch (without tempo), tempo (without pitch), and sample-rate
  • Noise removal using frequency profiling
  • Silent passage removal
  • Multi-file merging, multi-file and multi-track mixing.
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JPlayer Circle Player does not show circle first time around with wav files made from vox

I have an application that is using the JPlayer Circle Player to play short audios for transcription purposes. Each of these audios originates as a .vox file that has been converted to .wav by SoX. When the Play button is pressed, the audio plays…
Steve Cohen
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Can SoX − Sound eXchange, work on heroku?

I need to host a test app on heroku. That uses SoX to split a file and store the split files(only temporarily). Would using rubys Dir.mktmpdir work in this situation ? Or would I have to use #{RAILS_ROOT}/tmp/myfile_#{Process.pid} ? And would this…
ajt
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SOX - Start and Stop Recording when silence detected

I'm trying to use SOX to start when there is sound and stop when there is silence. I can get it to work on the command Line: rec recording.wav rate 32k silence 1 0.1 2% 1 3.0 2% But when I try to replicate in a python script: import sox args =…
Hankp
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Generate N-channel audio file with tone in only one channel?

How can I use sox to generate an N-channel audio file with silence in all but one channels? For instance, I'd like to create an 8-channel audio file with a tone in channel 3, and silence in all the others.
Daniel Griscom
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Batch process two WAV files with one letter difference?

How can I batch process files with identical names, minus a single letter difference (c or…
film composer
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command line ffmpeg or sox convert audio tracks from stereo to 7.1 upmix

Hi I have 3 flac multichannel files that I need to mix: 1) 7.1 channels 2) 7.1 channels 3) Stereo channels to avoid eventual problems on mixing (some of these already exist) I like to convert the stereo track to 7.1, in this mode all the 3 files are…
user1320370
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Find each word in audio files

I have watches a way of doing this with audacity by using sound finder option. But since audacity is only gui it cannot be used with terminal commands. So is there a program that does the same work but in command interface like sox for example.
nstanchev
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