12378be89SBenjamin Mugnier.. SPDX-License-Identifier: GPL-2.0 22378be89SBenjamin Mugnier 32378be89SBenjamin MugnierST VGXY61 camera sensor driver 42378be89SBenjamin Mugnier============================== 52378be89SBenjamin Mugnier 62378be89SBenjamin MugnierThe ST VGXY61 driver implements the following controls: 72378be89SBenjamin Mugnier 82378be89SBenjamin Mugnier``V4L2_CID_HDR_SENSOR_MODE`` 92378be89SBenjamin Mugnier------------------------------- 1026abb351SBenjamin Mugnier Change the sensor HDR mode. A HDR picture is obtained by merging two 1126abb351SBenjamin Mugnier captures of the same scene using two different exposure periods. 122378be89SBenjamin Mugnier 132378be89SBenjamin Mugnier.. flat-table:: 142378be89SBenjamin Mugnier :header-rows: 0 152378be89SBenjamin Mugnier :stub-columns: 0 162378be89SBenjamin Mugnier :widths: 1 4 172378be89SBenjamin Mugnier 182378be89SBenjamin Mugnier * - HDR linearize 1926abb351SBenjamin Mugnier - The merger outputs a long exposure capture as long as it is not 2026abb351SBenjamin Mugnier saturated. 21*c1966bd1SRandy Dunlap * - HDR subtraction 2226abb351SBenjamin Mugnier - This involves subtracting the short exposure frame from the long 2326abb351SBenjamin Mugnier exposure frame. 2417d4cb70SBenjamin Mugnier * - No HDR 252378be89SBenjamin Mugnier - This mode is used for standard dynamic range (SDR) exposures. 26