Very magical with your guide, it works well. Thanks a lot for your quickly reply, I am very grateful. Merry Christmas!
At 2018-12-25 02:35:35, "Dennis Mungai" <[email protected]> wrote: >On Mon, 24 Dec 2018 at 21:23, dd <[email protected]> wrote: > >> Dear my friend, >> We replace cpu with gpu to ffmpeg recently, I set the gpu device no, but >> it still use default device 0. >> As the following problem Code: >> ffmpeg -hwaccel_device 2 -hwaccel cuvid -i a.mp4 -vf >> “scale=1080:720,overlay=()” -c:v h264_nvenc out.mp4 >> >> >> I found if use “scale_npp” replace “scale” will work with device 2, but >> in that way, we will lost some filter functions >> like overlay,suntitles burning,and so on.Is there some parameters of >> scale_npp with the same functions? >> Or how can I implement add water picture on gpu platform with seted device >> number? >> Linux server has 5 NVIDIA card, i see it use device 0 always by the >> nvidia-smi tool. >> Hope your help, thank you! > > >> > >> >> >> >> >> >> >> >> _______________________________________________ >> 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". > > >Hey, > >You must add the -gpu option to ffmpeg, passed to the NVENC encoder(s), as >shown below with the example you provided:: > >ffmpeg -hwaccel_device 2 -hwaccel cuvid -i a.mp4 -vf >“scale=1080:720,overlay=()” -c:v h264_nvenc -gpu 2 out.mp4 > >That should use the selected device, ie gpu 2. > >Now, retest and report back. >_______________________________________________ >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". _______________________________________________ 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".
