On 20 September 2017 at 12:55, Vittorio Giovara <vittorio.giov...@gmail.com>
wrote:
> diff --git a/libavutil/mastering_display_metadata.h
> b/libavutil/mastering_display_metadata.h
> index 847b0b62c6..3de58bf468 100644
> --- a/libavutil/mastering_display_metadata.h
> +++ b/libavutil/mastering_display_metadata.h
> @@ -66,6 +66,16 @@ typedef struct AVMasteringDisplayMetadata {
> */
> int has_luminance;
>
> + /**
> + * The power-law response exponent needed to compensate for
> nonlinearity.
> + */
> + AVRational gamma;
> +
> + /**
> + * Flag indicating whether the gamma has been set.
> + */
> + int has_gamma;
> +
> } AVMasteringDisplayMetadata;
>
>
> In my opinion we should not add new fields to structures that map 1:1 to
> something defined elsewhere (with the exception of booleans).
> I think this should be a separate side data and type, ie AVGammaResponse,
> that can of course reside in the same header.
> --
> Vittorio
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>
Why? I don't see anything special about the struct. And this value fits in
exactly to what the struct is all about.
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