From: Hans Verkuil <hans.verkuil@xxxxxxxxx> Document the 'Detect' control class and the new Motion Detection controls. Those controls will be used by the solo6x10 and go7007 drivers. Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx> --- Documentation/DocBook/media/v4l/controls.xml | 97 ++++++++++++++++++++++++++++ 1 file changed, 97 insertions(+) diff --git a/Documentation/DocBook/media/v4l/controls.xml b/Documentation/DocBook/media/v4l/controls.xml index 85d78d4..4749216 100644 --- a/Documentation/DocBook/media/v4l/controls.xml +++ b/Documentation/DocBook/media/v4l/controls.xml @@ -5022,4 +5022,101 @@ defines possible values for de-emphasis. Here they are:</entry> </table> </section> + + <section id="detect-controls"> + <title>Detect Control Reference</title> + + <para>The Detect class includes controls for common features of + various motion or object detection capable devices.</para> + + <table pgwide="1" frame="none" id="detect-control-id"> + <title>Detect Control IDs</title> + + <tgroup cols="4"> + <colspec colname="c1" colwidth="1*" /> + <colspec colname="c2" colwidth="6*" /> + <colspec colname="c3" colwidth="2*" /> + <colspec colname="c4" colwidth="6*" /> + <spanspec namest="c1" nameend="c2" spanname="id" /> + <spanspec namest="c2" nameend="c4" spanname="descr" /> + <thead> + <row> + <entry spanname="id" align="left">ID</entry> + <entry align="left">Type</entry> + </row><row rowsep="1"><entry spanname="descr" align="left">Description</entry> + </row> + </thead> + <tbody valign="top"> + <row><entry></entry></row> + <row> + <entry spanname="id"><constant>V4L2_CID_DETECT_CLASS</constant> </entry> + <entry>class</entry> + </row><row><entry spanname="descr">The Detect class +descriptor. Calling &VIDIOC-QUERYCTRL; for this control will return a +description of this control class.</entry> + </row> + <row> + <entry spanname="id"><constant>V4L2_CID_DETECT_MD_MODE</constant> </entry> + <entry>menu</entry> + </row><row><entry spanname="descr">Sets the motion detection mode.</entry> + </row> + <row> + <entrytbl spanname="descr" cols="2"> + <tbody valign="top"> + <row> + <entry><constant>V4L2_DETECT_MD_MODE_DISABLED</constant> + </entry><entry>Disable motion detection.</entry> + </row> + <row> + <entry><constant>V4L2_DETECT_MD_MODE_GLOBAL</constant> + </entry><entry>Use a single motion detection threshold.</entry> + </row> + <row> + <entry><constant>V4L2_DETECT_MD_MODE_THRESHOLD_GRID</constant> + </entry><entry>The image is divided into a grid, each cell with its own + motion detection threshold. These thresholds are set through the + <constant>V4L2_CID_DETECT_MD_THRESHOLD_GRID</constant> matrix control.</entry> + </row> + <row> + <entry><constant>V4L2_DETECT_MD_MODE_REGION_GRID</constant> + </entry><entry>The image is divided into a grid, each cell with its own + region value that specifies which per-region motion detection thresholds + should be used. Each region has its own thresholds. How these per-region + thresholds are set up is driver-specific. The region values for the grid are set + through the <constant>V4L2_CID_DETECT_MD_REGION_GRID</constant> matrix + control.</entry> + </row> + </tbody> + </entrytbl> + </row> + <row> + <entry spanname="id"><constant>V4L2_CID_DETECT_MD_GLOBAL_THRESHOLD</constant> </entry> + <entry>integer</entry> + </row> + <row><entry spanname="descr">Sets the global motion detection threshold to be + used with the <constant>V4L2_DETECT_MD_MODE_GLOBAL</constant> motion detection mode.</entry> + </row> + <row> + <entry spanname="id"><constant>V4L2_CID_DETECT_MD_THRESHOLD_GRID</constant> </entry> + <entry>__u16 matrix</entry> + </row> + <row><entry spanname="descr">Sets the motion detection thresholds for each cell in the grid. + To be used with the <constant>V4L2_DETECT_MD_MODE_THRESHOLD_GRID</constant> + motion detection mode. Matrix element (0, 0) represents the cell at the top-left of the + grid.</entry> + </row> + <row> + <entry spanname="id"><constant>V4L2_CID_DETECT_MD_REGION_GRID</constant> </entry> + <entry>__u8 matrix</entry> + </row> + <row><entry spanname="descr">Sets the motion detection region value for each cell in the grid. + To be used with the <constant>V4L2_DETECT_MD_MODE_REGION_GRID</constant> + motion detection mode. Matrix element (0, 0) represents the cell at the top-left of the + grid.</entry> + </row> + </tbody> + </tgroup> + </table> + + </section> </section> -- 1.8.4.rc3 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html