avfilter/avf_showspectrum: implement zoom mode
authorPaul B Mahol <onemda@gmail.com>
Thu, 4 Oct 2018 21:40:02 +0000 (23:40 +0200)
committerPaul B Mahol <onemda@gmail.com>
Thu, 4 Oct 2018 21:51:22 +0000 (23:51 +0200)
commit196dd13c76c213e79541c3a692873cdd59c0efa6
tree49379c971b9a2495c4b227ba247af22becd1ff77
parent0baca077593db098be575308a70e171803ef5a0c
avfilter/avf_showspectrum: implement zoom mode
doc/filters.texi
libavfilter/avf_showspectrum.c