Use ffmpeg to convert mp4 videos to webm with better keyframe spacing for smooth scroll animations.

mp42webm.sh

# OG Yoink: https://stackoverflow.com/a/33855249
# -g 8, was chosen based on this: https://docs.microsoft.com/en-us/windows/win32/wmformat/configuring-video-streams-for-seeking-performance?redirectedfrom=MSDN

ffmpeg -i input_video.mp4 -c:v libvpx -crf 10 -b:v 1M -c:a libvorbis -g 8 output_video.webm;