[FFmpeg-user] combining "volumedetect" and "ebur128" audio filters
    John Kean 
    JKean at npr.org
       
    Mon Jan 27 21:04:55 CET 2014
    
    
  
Hi,
I'd like to use the "volumedetect" and "ebur128" filters on the same audio stream, but have not figured out a syntax to support this.  Each one works fine, but the first is required to measure the signal peak level and second for the EBU/ITU loudness.  Only the measurement results are needed.  The command line I'm using is:
ffmpeg -i http://stream_URL -filter ebur128 -f null -y null
or
ffmpeg -i http://stream_URL -filter volumedetect -f null -y null
Any direction would be appreciated.
Thanks,
John
    
    
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