[Cin] zscale's tonemapping on input

[Andrew Randrianasulu]

вс, 11 мая 2025 г., 13:59 Andrea paz <gamberucci.andrea at gmail.com>:

> I have done many attempts, but always with the same error:
>
> ERROR: zimg >= 2.7.0 not found using pkg-config
>


Check thirdparty/ffmpeg-7.0/ffbuild/config.log near the end .....

>
> In Arch, the zimg package files are as follows:
>
> /usr/include/zimg++.hpp
> /usr/include/zimg.h
>
> /usr/lib/libzimg.so
> /usr/lib/libzimg.so.2
> /usr/lib/libzimg.so.2.0.0
> /usr/lib/pkgconfig/zimg.pc
>
> One question: what is “pkg-config”? A CinGG's script? A system script?
> I search this:
> https://people.freedesktop.org/~dbn/pkg-config-guide.html
>
> He seems to see the library:
> sudo pkg-config --list-all zimg | grep zimg
> zimg                           zimg - Scaling, colorspace conversion,
> and dithering library
>
>
> sudo pkg-config --simulate zimg
> node 'virtual:world' {
>     dependency 'zimg';
> };
> node 'zimg' {
>     version = '3.0.5';
>
> I suppose pkg-config can't see the *.pc file in
> /usr/lib/pkgconfig/zimg.pc, and I tried editing
> /usr/lib/pkgconfig/zimg.pc by putting in:
>
> libdir=${exec_prefix}/lib/pkgconfig
>
> But I keep getting the same error. Any advice?
>
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