[FFmpeg-user] HDR 4K support in ffmpeg

[cagri ozcinar]

In order to encode 4K HDR format. Firstly, you need to transform (i.e.,
tone-mapping) HDR data to 8 or 10 bit video sequence. Later, you can use
ffmpeg.

On Wed, Dec 16, 2015 at 10:58 PM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> tarun singhal <tsinghal18 <at> gmail.com> writes:
>
> > I have been asked to check whether ffmpeg supports
> > 4K encoding
>
> 4k is supported in FFmpeg for (at least) ten years.
>
> > with HDR or not
>
> I believe that strictly speaking HDR means logarithmic
> or float colour space support. FFmpeg does not support
> logarithmic colour space and float support is extremely
> limited (input only, will be converted to rgb48 / rgb64
> immediately).
>
> x264 supports 9 and 10 bit encoding, x265 supports
> 10 bit encoding, this is all supported by FFmpeg.
>
> What kind of input do you have?
>
> Carl Eugen
>
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