2018-02-17 17:49 GMT+01:00 Gyan Doshi <gyandoshi at gmail.com>: > > On 2/17/2018 10:05 PM, Mark wrote: >> >> The input is 29.97 >> >> color=black:1920x1080:d=42 > > Change to > color=black:1920x1080:d=42:r=30 Should be: color=black:1920x1080:d=42:r=30000/1001 (if the input is really less than 30fps) Carl Eugen