From: Harsha M M <[email protected]>
Signed-off-by: Harsha M M <[email protected]>
---
libweston/compositor.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/libweston/compositor.h b/libweston/compositor.h
index c2c40ee..1e47721 100644
--- a/libweston/compositor.h
+++ b/libweston/compositor.h
@@ -270,6 +270,18 @@ struct weston_output {
uint16_t *g,
uint16_t *b);
+ /** set a color tranformation matrix for output
+ *
+ * @param output_base: is the output to set tranformation for.
+ * @param ctm_matrix: 4x4 matrix floating point matrix. only matrix
+ * member "d" of weston_matrix is relevant here.
+ *
+ * One of the examples of using this matrix is, for tuning the output
+ * color with respect to hue saturation and brightness.
+ */
+ void (*set_ctm)(struct weston_output *output_base,
+ struct weston_matrix *ctm_matrix);
+
struct weston_timeline_object timeline;
bool enabled; /**< is in the output_list, not pending list */
--
2.7.4
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