V4L2_FBUF_FLAG_LOCAL_ALPHA
fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
(fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0;
(a->flags & V4L2_FBUF_FLAG_LOCAL_ALPHA))
if (a->flags & V4L2_FBUF_FLAG_LOCAL_ALPHA) {
vout->fbuf.flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
vout->fbuf.flags &= ~V4L2_FBUF_FLAG_LOCAL_ALPHA;
V4L2_FBUF_FLAG_LOCAL_ALPHA);
a->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_LOCAL_ALPHA) &&
V4L2_FBUF_FLAG_LOCAL_ALPHA |
case V4L2_FBUF_FLAG_LOCAL_ALPHA: