[FFmpeg-user] Levels and Primaries

Robert Krüger krueger at lesspain.de
Thu Feb 13 15:34:08 CET 2014

On Thu, Feb 13, 2014 at 3:05 PM, Thomas Worth <dev at rarevision.com> wrote:
> On Thu, Feb 13, 2014 at 5:50 AM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:
>> Thomas Worth <dev <at> rarevision.com> writes:
>> > The issue had something to do with Canon's DSLR cameras using
>> > full-range scaling for H.264 video and FFmpeg doing something
>> > weird because of this.
>> This sounds like an interesting (and very easy to reproduce)
>> but not like a known bug to me.
> This was a long time ago (over a year, maybe two). It's entirely possible
> this was fixed at some point. I'll test it again when I get a chance.

I think it was. AFAICS frames extracted from MarkII footage are fine
when converted to RGB using swscale in our software and full-range is
detected correctly and exported in the metadata.

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