avfilter/showvolume : add display scale option
authorMartin Vignali <martin.vignali@gmail.com>
Mon, 16 Apr 2018 09:31:43 +0000 (11:31 +0200)
committerMartin Vignali <martin.vignali@gmail.com>
Mon, 16 Apr 2018 09:34:59 +0000 (11:34 +0200)
commitcb2f52b6a70971c902ea2aaa989d141973472125
treeabe47ca7c101683dd895a88f660141c3b1e0c24f
parente1c8bd2389d62b584d68486908b1d6351c027f41
avfilter/showvolume : add display scale option

linear (current behaviour) or log display (more close to classic audio meter)
doc/filters.texi
libavfilter/avf_showvolume.c