[FFmpeg-devel] [PATCH] Nvidia NVENC 10-bit HEVC encoding and rate control lookahead support

Oliver Collyer ovcollyer at mac.com
Wed Aug 24 11:00:52 EEST 2016

I’m not sure what would happen - currently the nvenc.c code enforces 10-bit encoding when it gets a 10-bit input pixel format.

Whether the underlying engine allows it, or what would happen I don’t know.

> On 24 Aug 2016, at 10:56, Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
> Hi!
> 2016-08-24 8:43 GMT+02:00 Oliver Collyer <ovcollyer at mac.com>:
>> Yes, I can confirm AV_PIX_FMT_YUV444P16 works fine so I can
>> now ditch the conversion and do a straight plane copy.
> I am curious: If you feed the encoder with
> NV_ENC_BUFFER_FORMAT_YUV444_10BIT can you still
> select 8bit encoding? Is this technically possible or not?
> Carl Eugen
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