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-rw-r--r--Documentation/DocBook/v4l/controls.xml20
1 files changed, 19 insertions, 1 deletions
diff --git a/Documentation/DocBook/v4l/controls.xml b/Documentation/DocBook/v4l/controls.xml
index f492accb691d..f46450610412 100644
--- a/Documentation/DocBook/v4l/controls.xml
+++ b/Documentation/DocBook/v4l/controls.xml
@@ -281,10 +281,28 @@ minimum value disables backlight compensation.</entry>
281<constant>V4L2_COLORFX_SEPIA</constant> (2).</entry> 281<constant>V4L2_COLORFX_SEPIA</constant> (2).</entry>
282 </row> 282 </row>
283 <row> 283 <row>
284 <entry><constant>V4L2_CID_ROTATE</constant></entry>
285 <entry>integer</entry>
286 <entry>Rotates the image by specified angle. Common angles are 90,
287 270 and 180. Rotating the image to 90 and 270 will reverse the height
288 and width of the display window. It is necessary to set the new height and
289 width of the picture using the &VIDIOC-S-FMT; ioctl according to
290 the rotation angle selected.</entry>
291 </row>
292 <row>
293 <entry><constant>V4L2_CID_BG_COLOR</constant></entry>
294 <entry>integer</entry>
295 <entry>Sets the background color on the current output device.
296 Background color needs to be specified in the RGB24 format. The
297 supplied 32 bit value is interpreted as bits 0-7 Red color information,
298 bits 8-15 Green color information, bits 16-23 Blue color
299 information and bits 24-31 must be zero.</entry>
300 </row>
301 <row>
284 <entry><constant>V4L2_CID_LASTP1</constant></entry> 302 <entry><constant>V4L2_CID_LASTP1</constant></entry>
285 <entry></entry> 303 <entry></entry>
286 <entry>End of the predefined control IDs (currently 304 <entry>End of the predefined control IDs (currently
287<constant>V4L2_CID_COLORFX</constant> + 1).</entry> 305<constant>V4L2_CID_BG_COLOR</constant> + 1).</entry>
288 </row> 306 </row>
289 <row> 307 <row>
290 <entry><constant>V4L2_CID_PRIVATE_BASE</constant></entry> 308 <entry><constant>V4L2_CID_PRIVATE_BASE</constant></entry>