color-lcms: add wrapper API for refcounting cmlcms_color_profile

It is used for convenience when profile is cached.

Signed-off-by: Vitaly Prosyak <vitaly.prosyak@amd.com>

libweston/color-lcms/color-lcms.h

@@ -180,4 +180,10 @@ cmlcms_color_transform_get(struct weston_color_manager_lcms *cm,
 void
 cmlcms_color_transform_destroy(struct cmlcms_color_transform *xform);
 
+struct cmlcms_color_profile *
+ref_cprof(struct cmlcms_color_profile *cprof);
+
+void
+unref_cprof(struct cmlcms_color_profile *cprof);
+
 #endif /* WESTON_COLOR_LCMS_H */

libweston/color-lcms/color-profile.c

@@ -114,6 +114,25 @@ cmlcms_color_profile_destroy(struct cmlcms_color_profile *cprof)
 	free(cprof);
 }
 
+struct cmlcms_color_profile *
+ref_cprof(struct cmlcms_color_profile *cprof)
+{
+	if (!cprof)
+		return NULL;
+
+	weston_color_profile_ref(&cprof->base);
+	return  cprof;
+}
+
+void
+unref_cprof(struct cmlcms_color_profile *cprof)
+{
+	if (!cprof)
+		return;
+
+	weston_color_profile_unref(&cprof->base);
+}
+
 static char *
 make_icc_file_description(cmsHPROFILE profile,
 			  const struct cmlcms_md5_sum *md5sum,