[FFmpeg-devel] [PATCH 0/2] nvenc: Fix inaccurate use of YUV444P16 format

Carl Eugen Hoyos ceffmpeg at gmail.com
Thu Feb 2 10:15:45 EET 2017

2017-02-01 23:54 GMT+01:00 Philip Langdale <philipl at overt.org>:
> We have been pretending that the nvenc YUV444P10 format is our
> YUV444P16 format, and this is not a good idea. It leads to us
> failing to dither >10bit content when transcoding

Could you provide samples for me (or explain how I can
reproduce this) to improve my understanding?

> and also results in encoded files with 4:4:4 sampling

Could you elaborate? How is this different from x264?

Carl Eugen

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