UPSTREAM: v4l: add V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME.

[firefly-linux-kernel-4.4.55.git] / Documentation / DocBook / media / v4l / controls.xml

diff --git a/Documentation/DocBook/media/v4l/controls.xml b/Documentation/DocBook/media/v4l/controls.xml
index f13a429093f174c406b293a5ca21e8e4d1526e47..a62ea7bab20614e345dfe370a9de1cf09d83332f 100644 (file)
--- a/Documentation/DocBook/media/v4l/controls.xml
+++ b/Documentation/DocBook/media/v4l/controls.xml
@@ -2329,6 +2329,14 @@ to search and match for the present Macroblock (MB) in the reference picture. Th
 vertical search range for motion estimation module in video encoder.</entry>
              </row>
 
+             <row><entry></entry></row>
+             <row id="v4l2-mpeg-video-force-key-frame">
+               <entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME</constant>&nbsp;</entry>
+               <entry>button</entry>
+             </row><row><entry spanname="descr">Force a key frame for the next queued buffer. Applicable to encoders.
+This is a general, codec-agnostic keyframe control.</entry>
+             </row>
+
              <row><entry></entry></row>
              <row>
                <entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE</constant>&nbsp;</entry>