[FFmpeg-user] colorspace v colormatrix

[Mark Filipak]

On 25/06/2025 20.36, BloodMan wrote:
> Hi,
> W dniu 2025-06-26 o 01:49, Mark Filipak pisze:
>> What is the relationship between colormatrix and colorspace? Are they used together or separately? 
>> Is colorspace obsolete? Is colormatrix a newer version of colorspace, but one that works correctly?
> 
> 
> The answer to this question is... complicated.
> 
> Colorspace is the SPACE of colors (as the name suggests) and colormatrix is ​​a... conversion method 
> (between two colormatrixes)
> 
> For example, imagine colorspace as range: the main range of computer colors 0-255 shades. As you 
> know, the classic TV range is narrower, 16-235. However, "today's" advanced gamuts are much much wider.
> 
> On the other hand, colormatrix: is like a color chart in a given colorspace/range - it's something 
> like (!!!) a way to convert CMYK colors to RGB or convert color to gray - because depending on the 
> way / colormatrix, medium gray can be #777, #707070 or #777777 or #7f7f7f etc.
> 
> I wrote it briefly and figuratively.
> Maybe someone can explain it better and more understandably...

Ha, ha, ha... I mean the filters. I discovered that I don't need to use the colorspace filter at all!

Is the colorspace filter obsolete?