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authorSimon Ser <contact@emersion.fr>2022-09-17 14:37:52 +0200
committerSimon Zeni <simon@bl4ckb0ne.ca>2022-11-15 16:30:00 +0000
commit6e88eeadebe5bed0210158124a3c498a8f8a47cb (patch)
tree83edd18ab44ea8fb34a4e8ad3a6c09d9c488a17f /include
parent8cfd44980baae8fdc3eb64461378cadd3362878b (diff)
render/pixel_format: import pixel_format_info_check_stride()
We'll use this function from wlr_shm too. Add some assertions, use int32_t (since the wire protocol uses that, and we don't want to use 16-bit integers on exotic systems) and switch the stride check to be overflow-safe.
Diffstat (limited to 'include')
-rw-r--r--include/render/pixel_format.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/render/pixel_format.h b/include/render/pixel_format.h
index 471fa106..f5b67d03 100644
--- a/include/render/pixel_format.h
+++ b/include/render/pixel_format.h
@@ -19,6 +19,8 @@ struct wlr_pixel_format_info {
};
const struct wlr_pixel_format_info *drm_get_pixel_format_info(uint32_t fmt);
+bool pixel_format_info_check_stride(const struct wlr_pixel_format_info *info,
+ int32_t stride, int32_t width);
uint32_t convert_wl_shm_format_to_drm(enum wl_shm_format fmt);
enum wl_shm_format convert_drm_format_to_wl_shm(uint32_t fmt);