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| -rw-r--r-- | Documentation/media/uapi/v4l/ext-ctrls-image-source.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/media/uapi/v4l/ext-ctrls-image-source.rst b/Documentation/media/uapi/v4l/ext-ctrls-image-source.rst index 2c3ab5796d76..2d3e2b83d6dd 100644 --- a/Documentation/media/uapi/v4l/ext-ctrls-image-source.rst +++ b/Documentation/media/uapi/v4l/ext-ctrls-image-source.rst @@ -55,3 +55,13 @@ Image Source Control IDs ``V4L2_CID_TEST_PATTERN_GREENB (integer)`` Test pattern green (next to blue) colour component. + +``V4L2_CID_UNIT_CELL_SIZE (struct)`` + This control returns the unit cell size in nanometers. The struct + :c:type:`v4l2_area` provides the width and the height in separate + fields to take into consideration asymmetric pixels. + This control does not take into consideration any possible hardware + binning. + The unit cell consists of the whole area of the pixel, sensitive and + non-sensitive. + This control is required for automatic calibration of sensors/cameras. |