> I use the below command to place one image on one video:ffmpeg > -i ./file1.mp4 -i ./file2.jpg -filter_complex overlay ./file3.mp4 > > But there is no transparent effect in resulting file, i.e. file3.mp4. > What is the command to use alpha channel to make transparent effect?
Have a look at the blend filter and its opacity and expression options: http://ffmpeg.org/ffmpeg-filters.html#blend_002c-tblend Regards, Frank _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
