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Old 18th April 2019, 19:24   #27  |  Link
WorBry
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Join Date: Jan 2004
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Quote:
Originally Posted by poisondeathray View Post
Quote:
Originally Posted by WorBry View Post
With 8bit sources, libx264 switches -crf 0 to -qp 0 automatically, but for 10bit you need to set -qp 0.
Yes, and I'm not sure why they changed the behaviour (inconsistent)
Actually, to qualify that - with 8bit sources libx264 swiches -crf 0 to -qp 0 automatically when encoding to 8bit (by default or set -pix_fmt). But for 10bit sources and 10bit x264 encoding, you need to set -qp 0.
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