Hello, Andreas Tille, le lun. 18 févr. 2019 10:45:59 +0100, a ecrit: > On Mon, Feb 18, 2019 at 06:45:55AM +0000, Mo Zhou wrote: > > pkg-config file has been marked deprecated by upstream. > > I admit I have no idea what to do now. Any hint? Apparently there is a opencv4.pc file? Samuel