Roger Pack <rogerdpack2 <at> gmail.com> writes: > I noticed the docs for the "null" video filter say: > https://ffmpeg.org/ffmpeg-filters.html#nullsink > Null video sink: do absolutely nothing with the input video. It is > mainly useful as a template and for use in analysis / debugging tools. > > Could anyone be kind enough to show me how to use this in a filtergraph? > When I try to, it seems to still output and encode:
ffmpeg is just greedy but the nullsink filter is really a nullsink, see also: ffmpeg -f lavfi -i testsrc -filter_complex vflip,nullsink -t 10 out.avi > ffmpeg version 2.8.1 Copyright (c) 2000-2015 the FFmpeg developers Please remember that only current FFmpeg git head is supported here. Carl Eugen _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
