avfilter: add waveform monitor filter

Multimedia / FFmpeg - Paul B Mahol [gmail.com] - 22 August 2015 14:48 UTC

14f97bb avfilter: add waveform monitor filter
Changelog | 1 +
doc/filters.texi | 76 ++++++++
libavfilter/Makefile | 1 +
libavfilter/allfilters.c | 1 +
libavfilter/version.h | 2 +-
libavfilter/vf_histogram.c | 1 +
libavfilter/vf_waveform.c | 437 ++++++++++++++++++++++++++++++++++++++++++++
7 files changed, 518 insertions(+), 1 deletion(-)

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