don't know how to make the upscaler

v4l2/grabvidseq.c

@@ -38,13 +38,8 @@
 
 /* --------------------------------------------------------------------- */
 
-
-
 #define CLEAR(x) memset(&(x), 0, sizeof(x))
 
-
-
-
 struct buffer {
 	void   *start;
 	size_t length;
@@ -194,6 +189,9 @@ foo = fimg_create(&cumul,
 fimg_clear(&cumul);
 #endif
 
+
+
+
 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 xioctl(fd, VIDIOC_STREAMON, &type);