In this quick-and-dirty guide we’re converting MP4s and MP3s into something DaVinci (lite) finds a bit more palatable.
Install ffmpeg:
Debian / Ubuntu / Mint
sudo apt install ffmpeg
Fedora
sudo dnf install ffmpeg
Arch
sudo pacman -S ffmpeg
Convert audio & video to dnxhd:
ffmpeg -i INPUT.mp4 -c:v dnxhd -profile:v dnxhr_hq -pix_fmt yuv422p -c:a pcm_s16le OUTPUT.mov
Extract / convert audio only:
ffmpeg -i INPUT.mp4 -c:a pcm_s16le OUTPUT.wav
Reminder: Your input file can be almost anything *.mp4 .mp3 .aac .avi. all work.