and when there is no silence i get completly empty display + > current volume in dB. > > You're right, my previous calc was wrong (doesn't display for level below -42 db)
New patchs in attach use another calc for the log display : av_clipf(0.21 * log10(max) + 1, 0, 1); for the persistent max display, i add a new option for line color and rename dm_duration to dm Martin
0001-avfilter-showvolume-add-display-scale-option.patch
Description: Binary data
0002-avfilter-showvolume-add-persistent-max-display.patch
Description: Binary data
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