On 6/1/20, Siyuan Huang <saber.hu...@samsung.com> wrote: > Look email client will auto format the patch ,
> > > > So , patch file is attached , > > What is meaning of generte ? --> this is used for generate ms level watermark which burn in video . After that it can test whole system latency (from camera to client ) or said black box test . If there is other way which can burn ms level watermark , then maybe this patch no need . Here is my script to generate live stream with watermark : ffmpeg -i inputfile -an -vcodec libx264 \ -vf "drawtext=expansion=strftime:text='mspts':fontsize=50:fontcolor=yellow:box=1 :x=10:y=10:boxcolor=black@0.5:fontfile=./FreeSerif.ttf" _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".