diff options
Diffstat (limited to 'Documentation/DocBook/media/v4l/vidioc-g-dv-timings.xml')
| -rw-r--r-- | Documentation/DocBook/media/v4l/vidioc-g-dv-timings.xml | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/Documentation/DocBook/media/v4l/vidioc-g-dv-timings.xml b/Documentation/DocBook/media/v4l/vidioc-g-dv-timings.xml index c4336577ff06..06952d7cc770 100644 --- a/Documentation/DocBook/media/v4l/vidioc-g-dv-timings.xml +++ b/Documentation/DocBook/media/v4l/vidioc-g-dv-timings.xml @@ -7,6 +7,8 @@ <refnamediv> <refname>VIDIOC_G_DV_TIMINGS</refname> <refname>VIDIOC_S_DV_TIMINGS</refname> + <refname>VIDIOC_SUBDEV_G_DV_TIMINGS</refname> + <refname>VIDIOC_SUBDEV_S_DV_TIMINGS</refname> <refpurpose>Get or set DV timings for input or output</refpurpose> </refnamediv> @@ -34,7 +36,7 @@ <varlistentry> <term><parameter>request</parameter></term> <listitem> - <para>VIDIOC_G_DV_TIMINGS, VIDIOC_S_DV_TIMINGS</para> + <para>VIDIOC_G_DV_TIMINGS, VIDIOC_S_DV_TIMINGS, VIDIOC_SUBDEV_G_DV_TIMINGS, VIDIOC_SUBDEV_S_DV_TIMINGS</para> </listitem> </varlistentry> <varlistentry> @@ -318,10 +320,20 @@ can't generate such frequencies, then the flag will also be cleared. </row> <row> <entry>V4L2_DV_FL_HALF_LINE</entry> - <entry>Specific to interlaced formats: if set, then field 1 (aka the odd field) -is really one half-line longer and field 2 (aka the even field) is really one half-line -shorter, so each field has exactly the same number of half-lines. Whether half-lines can be -detected or used depends on the hardware. + <entry>Specific to interlaced formats: if set, then the vertical frontporch +of field 1 (aka the odd field) is really one half-line longer and the vertical backporch +of field 2 (aka the even field) is really one half-line shorter, so each field has exactly +the same number of half-lines. Whether half-lines can be detected or used depends on +the hardware. + </entry> + </row> + <row> + <entry>V4L2_DV_FL_IS_CE_VIDEO</entry> + <entry>If set, then this is a Consumer Electronics (CE) video format. +Such formats differ from other formats (commonly called IT formats) in that if +R'G'B' encoding is used then by default the 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. </entry> </row> </tbody> |