Skip to main content

All Questions

Tagged with
2 votes
1 answer
1k views

Why does QuickTime not play a video with CRF of 0, but is happy with 10?

I'm experimenting with video compression using ffmpeg (version 4.2.2), and used this command: ffmpeg -i old.mp4 -c:v libx264 -crf 0 -preset fast newCrf0.mp4 but the resulting video would not play on ...
Matt Wallis's user avatar
12 votes
2 answers
16k views

What parameters should I be looking at to reduce the size of a .MOV file?

My Canon 60D creates .MOV files when recording video and I've found out that the .MOV container has an H264 video stream and a PCM audio stream. I've used ffmpeg and GSpot to look at some of my ...
Ward - Trying Codidact's user avatar