[FFmpeg-user] ProRes XQ 12-bit support

[Kieran O Leary]

Hi

On Tue, 17 Apr 2018, 20:13 Elliott Balsley, <elliottbalsley at gmail.com>
wrote:

> According to the white paper, ProRes files can contain 12-bit RGB video
> with an optional 16-bit alpha channel.  Is there some way to tell whether
> this alpha channel exists?  I believe this video clip is 12-bit RGB with a
> 16-bit alpha channel, but I am trying to verify that.
> Ffprobe calls it yuv444p10le.  DaVinci Resolve identifies it as 16-bit,
> probably because it sees the alpha channel and only reports the highest bit
> depth of any channel.
>

Can you share a sample?