I agree with Jerome, I’ve also found this and it’s a pix_fmt issue. This is a good example of why you should post the complete uncut terminal output as that would have told us the pix_fmt when you run both jobs.
Best, Kieran O’Leary National Library of Ireland _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".