Hi, a polite ping ...
-Ulf Am 09.01.19 um 01:22 schrieb Ulf Zibis: > Hi, > > I would like to calculate how much a special line in the video is > irregularly shifted to right or left. For this I want to compare the > line with the adjacent line above by calculating the minimum of the > quadratic mean for each shift. > > I'm first looking for something like: > x:=0; y:=123; diff:= 0; while(x++ < in_w, diff += (luma(x,y) - luma(x,y > - 1))²); > > So the first question is: how to get the luma value of a pixel? > > Thanks > > -Ulf > _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
