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V4L/DVB (10487): doc: update hm12 documentation.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Hans Verkuil 16 år sedan
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      Documentation/video4linux/cx2341x/README.hm12

+ 4 - 0
Documentation/video4linux/cx2341x/README.hm12

@@ -32,6 +32,10 @@ Y, U and V planes. This code assumes frames of 720x576 (PAL) pixels.
 The width of a frame is always 720 pixels, regardless of the actual specified
 The width of a frame is always 720 pixels, regardless of the actual specified
 width.
 width.
 
 
+If the height is not a multiple of 32 lines, then the captured video is
+missing macroblocks at the end and is unusable. So the height must be a
+multiple of 32.
+
 --------------------------------------------------------------------------
 --------------------------------------------------------------------------
 
 
 #include <stdio.h>
 #include <stdio.h>