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[PATCHv5,4/5] media: v4l UAPI: document ROI auto_controls

Message ID 20210501082001.100533-5-senozhatsky@chromium.org
State New
Headers show
Series media: uvcvideo: implement UVC 1.5 ROI | expand

Commit Message

Sergey Senozhatsky May 1, 2021, 8:20 a.m. UTC 
UVC 1.5 defines the following Region of Interest auto_controls

|D0: Auto Exposure
|D1: Auto Iris
|D2: Auto White Balance
|D3: Auto Focus
|D4: Auto Face Detect
|D5: Auto Detect and Track
|D6: Image Stabilization
|D7: Higher Quality
|D8 – D15: Reserved, set to zero

Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
---
 .../media/v4l/ext-ctrls-camera.rst            | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)
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Patch

diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-camera.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-camera.rst
index 4c5061aa9cd4..f59cb4d06697 100644
--- a/Documentation/userspace-api/media/v4l/ext-ctrls-camera.rst
+++ b/Documentation/userspace-api/media/v4l/ext-ctrls-camera.rst
@@ -217,7 +217,30 @@  enum v4l2_auto_focus_range -
     * - ``V4L2_AUTO_FOCUS_RANGE_INFINITY``
       - The lens is set to focus on an object at infinite distance.
 
+``V4L2_CID_REGION_OF_INTEREST_AUTO (bitmask)``
+    This determines which, if any, on board features should track to the
+    Region of Interest.
 
+.. flat-table::
+    :header-rows:  0
+    :stub-columns: 0
+
+    * - ``V4L2_CID_REGION_OF_INTEREST_AUTO_EXPOSURE``
+      - Auto Exposure.
+    * - ``V4L2_CID_REGION_OF_INTEREST_AUTO_IRIS``
+      - Auto Iris.
+    * - ``V4L2_CID_REGION_OF_INTEREST_AUTO_WHITE_BALANCE``
+      - Auto White Balance.
+    * - ``V4L2_CID_REGION_OF_INTEREST_AUTO_FOCUS``
+      - Auto Focus.
+    * - ``V4L2_CID_REGION_OF_INTEREST_AUTO_FACE_DETECT``
+      - Auto Face Detect.
+    * - ``V4L2_CID_REGION_OF_INTEREST_AUTO_DETECT_AND_TRACK``
+      - Auto Detect and Track.
+    * - ``V4L2_CID_REGION_OF_INTEREST_AUTO_IMAGE_STABILIZATION``
+      - Image Stabilization.
+    * - ``V4L2_CID_REGION_OF_INTEREST_AUTO_HIGHER_QUALITY``
+      - Higher Quality.
 
 ``V4L2_CID_ZOOM_ABSOLUTE (integer)``
     Specify the objective lens focal length as an absolute value. The