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authorHans Verkuil <hans.verkuil@cisco.com>2014-03-07 13:33:28 +0100
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-03-13 15:17:48 +0100
commit8ac43395677af08b03b3c5819f968db156a180d5 (patch)
tree3351ad03dcdefef5b8bad16fd7fb6f3b4558dac2
parent[media] DocBook media: clarify v4l2_buffer/plane fields (diff)
downloadlinux-8ac43395677af08b03b3c5819f968db156a180d5.tar.xz
linux-8ac43395677af08b03b3c5819f968db156a180d5.zip
[media] DocBook media: fix broken FIELD_ALTERNATE description
The sizeimage is that of a single field, not that of a full frame. That makes no sense, and in fact all drivers supporting ALTERNATE will set sizeimage to that of a field. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
-rw-r--r--Documentation/DocBook/media/v4l/io.xml7
1 files changed, 3 insertions, 4 deletions
diff --git a/Documentation/DocBook/media/v4l/io.xml b/Documentation/DocBook/media/v4l/io.xml
index 0a5d8c6003cf..97a69bf6f3eb 100644
--- a/Documentation/DocBook/media/v4l/io.xml
+++ b/Documentation/DocBook/media/v4l/io.xml
@@ -1470,10 +1470,9 @@ or application, depending on data direction, must set &v4l2-buffer;
<constant>V4L2_FIELD_BOTTOM</constant>. Any two successive fields pair
to build a frame. If fields are successive, without any dropped fields
between them (fields can drop individually), can be determined from
-the &v4l2-buffer; <structfield>sequence</structfield> field. Image
-sizes refer to the frame, not fields. This format cannot be selected
-when using the read/write I/O method.<!-- Where it's indistinguishable
-from V4L2_FIELD_SEQ_*. --></entry>
+the &v4l2-buffer; <structfield>sequence</structfield> field. This format
+cannot be selected when using the read/write I/O method since there
+is no way to communicate if a field was a top or bottom field.</entry>
</row>
<row>
<entry><constant>V4L2_FIELD_INTERLACED_TB</constant></entry>