Very usable function if you need to know all available options supported by specific encoder or decoder: $ ffmpeg -h encoder=h264_nvenc Scale_cuda=-1:720 means keep the same aspect ratio and match the other argument.ĬUDA Deinterlace $ ffmpeg -hwaccel cuvid -c:v mpeg2_cuvid -i INPUT -vf hwdownload,format=nv12,yadif,hwupload_cuda -preset fast -acodec aac -ar 44100 -ac 2 -b:a 96k -vcodec h264_nvenc -b:v 2500k -maxrate 3000k -bufsize 5000k -g 150 -qmin 1 -qmax 50 -f flv OUTPUT Resize with NVIDIA video decoder $ ffmpeg -c:v h264_cuvid -hwaccel nvdec -resize 1280x720 -i INPUT -vcodec h264_nvenc -b:v 5M -acodec copy OUTPUTĬheck all available options for encoder h264_nvenc $ ffmpeg -hwaccel cuvid -c:v h264_cuvid -i INPUT -vcodec h264_nvenc -b:v 5M OUTPUTįFmpeg resize using CUDA scale (filter scale_cuda is GPU accelerated video resizer ), full hardware transcoding example: $ ffmpeg -hwaccel cuvid -c:v h264_cuvid -i INPUT -vf scale_cuda=-1:720 -vcodec h264_nvenc -acodec copy OUTPUT Encoding using h264 NVENC video encoder: $ ffmpeg -i INPUT -vcodec h264_nvenc -b:v 5M -acodec copy OUTPUT Full hardware transcoding with using CUVID and NVENC: $ ffmpeg -hwaccel cuvid -c:v h264_cuvid -i INPUT -vcodec h264_nvenc -preset slow OUTPUT Here is some examples how to use NVENC encoder. How To Compile FFmpeg With NVENC H264 Hardware Encoder. For using FFmpeg hardware acceleration you need compile FFmpeg with NVIDIA NVENC support.

H264_nvenc options