| .. SPDX-License-Identifier: GPL-2.0-only | |
| ST DCMIPP driver | |
| ================ | |
| The ST DCMIPP driver implements a driver specific control as part of its | |
| pixelproc subdev. | |
| ``V4L2_CID_DCMIPP_PIXELPROC_GAMMA_CORRECTION_ENABLE (boolean)`` | |
| Enable / disable the gamma correction block. | |
| The DCMIPP PixelProc stage implements a gamma compression on each R, G, B | |
| component, using a static gamma exponent 2.2. | |
| The gamma is implemented as a 7-segment linear curve. |