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![Ivan Molodetskikh](/assets/img/avatar_default.png)
Scanout doesn't go through the usual path of compositing and doing eglSwapBuffers, therefore it doesn't hit the timestamp query placed in that path. Instead, get the timings by binding the scanout buffer to an FBO and doing a timestamp query on the FBO. Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1762>