From e74c8cda4ca0c697dd8f0cc5928fe8403fb58f7c Mon Sep 17 00:00:00 2001 From: Charles-Antoine Couret Date: Thu, 15 Sep 2016 10:53:55 -0300 Subject: [media] V4L2: Add documentation for SDI timings and related flags Describe new needed constants defined by SDI format. Signed-off-by: Charles-Antoine Couret Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- Documentation/media/uapi/v4l/vidioc-g-dv-timings.rst | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'Documentation/media/uapi/v4l/vidioc-g-dv-timings.rst') diff --git a/Documentation/media/uapi/v4l/vidioc-g-dv-timings.rst b/Documentation/media/uapi/v4l/vidioc-g-dv-timings.rst index 379f2be0bc92..a2f58319cebe 100644 --- a/Documentation/media/uapi/v4l/vidioc-g-dv-timings.rst +++ b/Documentation/media/uapi/v4l/vidioc-g-dv-timings.rst @@ -352,6 +352,13 @@ EBUSY - The timings follow the VESA Generalized Timings Formula standard + - .. row 7 + + - ``V4L2_DV_BT_STD_SDI`` + + - The timings follow the SDI Timings standard. + There are no horizontal syncs/porches at all in this format. + Total blanking timings must be set in hsync or vsync fields only. .. tabularcolumns:: |p{6.0cm}|p{11.5cm}| @@ -424,3 +431,11 @@ EBUSY R'G'B' values use limited range (i.e. 16-235) as opposed to full range (i.e. 0-255). All formats defined in CEA-861 except for the 640x480p59.94 format are CE formats. + + - .. row 8 + + - ``V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE`` + + - Some formats like SMPTE-125M have an interlaced signal with a odd + total height. For these formats, if this flag is set, the first + field has the extra line. Else, it is the second field. -- cgit v1.2.3