On 6/26/15, qw <[email protected]> wrote: > Hi, > > I use the below command to blend logo image and video together with > transparent effect: > ffmpeg -i ./file1.mp4 -i ./logo.jpg -filter_complex blend=all_mode=overlay > ./file3.mp4 > > > > But the command requires the same resolution from logo image and video. If > the size of logo image is different from or smaller than that of video, the > command will report error. > > > How to blend image and video with different size? Could you provide some > command examples?
You could crop logo and use expressions in blend filter to pick right combination of pixels at any position of image. > Thanks! > > > B.R. > > > Andrew > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
