ffmpeg -y -r 25 -framerate 25 -video_size 1920x1080 -window_id 0x5a0002e -init_hw_device opencl=gpu:0.0 -filter_hw_device gpu -f x11grab -i :0 -f alsa -i pulse -vf "format=nv12,hwupload,tonemap_opencl=t=bt709:tonemap=linear:format=nv12,hwdownload,format=nv12,scale=1280:720" -c:v h264 -profile:v baseline -preset veryfast -sws_flags fast_bilinear -b:v 2500k -maxrate 2628k -minrate 2628k -bufsize 2628k -c:a mp3 -b:a 128k -f flv video.flv didnt work, didnt work any opencl filer.
вт, 3 мая 2022 г. в 23:08, DEF <[email protected]>: > On Tue, 3 May 2022 at 15:13, KoreanFanOfficial > <[email protected]> wrote: > > > > ffmpeg -y -vsync 0 -r 25 -video_size 1920x1080 -f x11grab -i :0 -f alsa > -i > > default -vf 'scale=1280x720,format=nv12' -c:v libx264 -preset ultrafast > > -profile baseline -sws_flags fast_bilinear -b:v 4500k -maxrate 4500k > > -minrate 4500k -bufsize 4500k -c:a aac -b:a 96k -f flv soft.flv > > this is my default command for record > > I cannot see what you are tonemapping. > > replace your c:v libx264 with -c:v h264_mf and omit -preset ultrafast > -profile baseline -sws_flags fast_bilinear. > > I think -vf 'scale=1280x720,format=nv12' is needed when you use other > hardware acceleration. > > Def > > > > > вт, 3 мая 2022 г. в 09:41, Def Etienne <[email protected]>: > > > > > > > > > _______________________________________________ > ffmpeg-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". > _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
