[Libav-user] AVColorSpace processed by libav?

[Paul B Mahol]

On 4/29/16, Gonzalo <ggarra13 at gmail.com> wrote:
> I recently stumbled into AVColorSpace and the corresponding variables
> inside the AVCodecContext, as well as the frame functions to retrieve
> the color space.
> My question is the following:  Are these color spaces used by libav in
> any shape or form or are they hints to the decoding party on how to
> display the images?

They are hints.

> I ask because I tried muxing a BT709 movie file and the result was the
> same as without the tag.

You cant expect that changing such variable in context will do any good.

>
> --
> Gonzalo Garramuno
> ggarra13 at gmail.com
>
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