ffmpeg
1. convert .264 to .jpg
ffmpeg.exe -i HDR_IQ_Resolution.264 -qscale:v 2 output_%3d.jpg
2. convert .nv12 to .png
1.nv12 rename 1.yuv
ffmpeg.exe -s 200x200 -pix_fmt nv12 -i 1.yuv output_%3d.png
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from : https://github.com/IncyLiu/video-super-resolution
Cut video : ffmpeg -ss 00:00:30.0 -i input.avi -c copy -t 00:00:10.0 output.avi (https://superuser.com/questions/138331/using-ffmpeg-to-cut-up-video)
Split video into images : (Test)$ ffmpeg -i file.avi -r 50/1 $output%03d.bmp (https://stackoverflow.com/questions/10957412/fastest-way-to-extract-frames-using-ffmpeg)
Convert a set of images into a video : (sample)$ ffmpeg -r 50 -i test_image%03d.png -vcodec libx264 -y -an video.avi -vf "scale=trunc(iw/2)*2:trunc(ih/2)*2" (https://stackoverflow.com/questions/20847674/ffmpeg-libx264-height-not-divisible-by-2)