mirror of https://gitee.com/openkylin/linux.git
61 lines
2.2 KiB
ReStructuredText
61 lines
2.2 KiB
ReStructuredText
.. This file is dual-licensed: you can use it either under the terms
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.. of the GPL 2.0 or the GFDL 1.1+ license, at your option. Note that this
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.. dual licensing only applies to this file, and not this project as a
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.. whole.
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..
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.. a) This file is free software; you can redistribute it and/or
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.. modify it under the terms of the GNU General Public License as
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.. published by the Free Software Foundation version 2 of
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.. the License.
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..
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.. This file is distributed in the hope that it will be useful,
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.. but WITHOUT ANY WARRANTY; without even the implied warranty of
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.. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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.. GNU General Public License for more details.
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..
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.. Or, alternatively,
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..
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.. b) Permission is granted to copy, distribute and/or modify this
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.. document under the terms of the GNU Free Documentation License,
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.. Version 1.1 or any later version published by the Free Software
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.. Foundation, with no Invariant Sections, no Front-Cover Texts
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.. and no Back-Cover Texts. A copy of the license is included at
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.. Documentation/media/uapi/fdl-appendix.rst.
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..
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.. TODO: replace it to GPL-2.0 OR GFDL-1.1-or-later WITH no-invariant-sections
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.. _v4l2-meta-fmt-vivid:
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*******************************
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V4L2_META_FMT_VIVID ('VIVD')
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*******************************
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VIVID Metadata Format
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Description
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===========
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This describes metadata format used by the vivid driver.
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It sets Brightness, Saturation, Contrast and Hue, each of which maps to
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corresponding controls of the vivid driver with respect to the range and default values.
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It contains the following fields:
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.. flat-table:: VIVID Metadata
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:widths: 1 4
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:header-rows: 1
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:stub-columns: 0
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* - Field
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- Description
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* - u16 brightness;
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- Image brightness, the value is in the range 0 to 255, with the default value as 128.
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* - u16 contrast;
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- Image contrast, the value is in the range 0 to 255, with the default value as 128.
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* - u16 saturation;
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- Image color saturation, the value is in the range 0 to 255, with the default value as 128.
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* - s16 hue;
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- Image color balance, the value is in the range -128 to 128, with the default value as 0.
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