diff --git a/libarmbox/video.cpp b/libarmbox/video.cpp
index 3b1f244..b1ff4ed 100644
--- a/libarmbox/video.cpp
+++ b/libarmbox/video.cpp
@@ -345,6 +345,10 @@ retry:
 		}
 		lt_info("#%d: %s cannot open %s: %m, retries %d\n", devnum, __func__, VDEV[devnum], n);
 	}
+	if ( fd >= 0 && (ioctl(fd,VIDEO_SET_BLANK, false) < 0)){
+		perror("VIDEO SET BLANK: ");
+	}
+
 	playstate = VIDEO_STOPPED;
 }
 
@@ -353,8 +357,12 @@ void cVideo::closeDevice(void)
 	lt_debug("%s\n", __func__);
 	/* looks like sometimes close is unhappy about non-empty buffers */
 //	Start();
-	if (fd >= 0)
+	if (fd >= 0){
+		if ((ioctl(fd,VIDEO_SET_BLANK, true) < 0)){
+			perror("VIDEO SET BLANK: ");
+		}
 		close(fd);
+	}
 	fd = -1;
 	playstate = VIDEO_STOPPED;
 }