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backend/drm: Add color_range/encoding properties

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Add the following optional DRM properties, for use by the
color-representation-v1 protocol:
- COLOR_ENCODING
- COLOR_RANGE
This commit is contained in:
David Turner 2025-02-13 16:23:00 +00:00
parent 80bcef908b
commit dca0703dac
2 changed files with 18 additions and 0 deletions
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16
include/backend/drm/properties.h
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@ -65,6 +65,22 @@ struct wlr_drm_plane_props {
uint32_t hotspot_x;
uint32_t hotspot_y;
uint32_t in_fence_fd;
uint32_t color_encoding; // Not guaranteed to exist
uint32_t color_range; // Not guaranteed to exist
};
// Equivalent to wlr_drm_color_encoding defined in the kernel (but not exported)
enum wlr_drm_color_encoding {
WLR_DRM_COLOR_YCBCR_BT601,
WLR_DRM_COLOR_YCBCR_BT709,
WLR_DRM_COLOR_YCBCR_BT2020,
};
// Equivalent to wlr_drm_color_range defined in the kernel (but not exported)
enum wlr_drm_color_range {
WLR_DRM_COLOR_YCBCR_FULL_RANGE,
WLR_DRM_COLOR_YCBCR_LIMITED_RANGE,
};
bool get_drm_connector_props(int fd, uint32_t id,