V4L/DVB (5289): Add support for video output overlays.

Add V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY support.
Also add support for local and global alpha overlays.
Add new field enums V4L2_FIELD_INTERLACED_TB and V4L2_FIELD_INTERLACED_BT.
These changes are needed to support the ivtv On Screen Display features.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c
index 43a8467f0209..740ea5a9202f 100644
--- a/drivers/media/video/v4l2-common.c
+++ b/drivers/media/video/v4l2-common.c
@@ -260,6 +260,8 @@ char *v4l2_field_names[] = {
         [V4L2_FIELD_SEQ_TB]     = "seq-tb",
         [V4L2_FIELD_SEQ_BT]     = "seq-bt",
         [V4L2_FIELD_ALTERNATE]  = "alternate",
+        [V4L2_FIELD_INTERLACED_TB] = "interlaced-tb",
+        [V4L2_FIELD_INTERLACED_BT] = "interlaced-bt",
 };
 
 char *v4l2_type_names[] = {
@@ -269,7 +271,8 @@ char *v4l2_type_names[] = {
         [V4L2_BUF_TYPE_VBI_CAPTURE]        = "vbi-cap",
         [V4L2_BUF_TYPE_VBI_OUTPUT]         = "vbi-out",
         [V4L2_BUF_TYPE_SLICED_VBI_CAPTURE] = "sliced-vbi-cap",
-        [V4L2_BUF_TYPE_SLICED_VBI_OUTPUT]  = "slicec-vbi-out",
+        [V4L2_BUF_TYPE_SLICED_VBI_OUTPUT]  = "sliced-vbi-out",
+        [V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY] = "video-out-over",
 };