DrmFourcc is used at run time in 52 crates (of which 29 optionally). It is a direct run-time dependency in 9 crates. It's used only as a dev dependency in 5 crates (of which 1 directly).

Depender (with downloads and own rev deps) DrmFourcc version
52K 9 drm ^2.2.0
25K 3 gbm ^2.2
1.4K 1 external-memory ^2.1.1
1.6K pixman optional ^2.2.0
130 1 libcamera ^2.2
smithay ^2.1.1
wl-screenrec ^2.2.0
evdi ^2.2.0
3 linux-video-core optional ^2
343K 23 smithay-client-toolkit dev ^2.2.0