safety for row stride calc failure

[framework/uifw/edbus.git] / src / lib / notification / notification.c

diff --git a/src/lib/notification/notification.c b/src/lib/notification/notification.c
index 6d4b90a..80e8844 100644 (file)
--- a/src/lib/notification/notification.c
+++ b/src/lib/notification/notification.c
@@ -370,9 +370,36 @@ e_notification_image_new(void)
    E_Notification_Image *img;
 
    img = calloc(1, sizeof(E_Notification_Image));
+   img->bits_per_sample = 8;
    return img;
 }
 
+EAPI Eina_Bool
+e_notification_image_init(E_Notification_Image *img, Evas_Object *obj)
+{
+   Eina_Bool rgb = EINA_TRUE;
+   EINA_SAFETY_ON_NULL_RETURN_VAL(img, EINA_FALSE);
+   EINA_SAFETY_ON_NULL_RETURN_VAL(obj, EINA_FALSE);
+   img->data = evas_object_image_data_convert(obj, EVAS_COLORSPACE_ARGB8888);
+   if (img->data) rgb = EINA_FALSE;
+   else img->data = evas_object_image_data_get(obj, EINA_FALSE);
+   if (!img->data) return EINA_FALSE;
+   evas_object_image_size_get(obj, &img->width, &img->height);
+   if ((!img->width) || (!img->height))
+     {
+        img->data = NULL;
+        img->width = img->height = 0;
+        return EINA_FALSE;
+     }
+   img->has_alpha = !!evas_object_image_alpha_get(obj);
+   img->channels = img->has_alpha ? 4 : 3;
+   img->rowstride = evas_object_image_stride_get(obj);
+   if (img->rowstride == 4 * img->width)
+     img->rowstride = img->channels * img->width;
+   if (rgb) evas_object_image_data_set(obj, img->data);
+   return EINA_TRUE;
+}
+
 EAPI void
 e_notification_image_free(E_Notification_Image *img)
 {