40 lines
1.3 KiB
ReStructuredText
40 lines
1.3 KiB
ReStructuredText
.. SPDX-License-Identifier: GPL-2.0-only
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THine THP7312 ISP driver
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========================
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The THP7312 driver implements the following driver-specific controls:
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``V4L2_CID_THP7312_LOW_LIGHT_COMPENSATION``
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Enable/Disable auto-adjustment, based on lighting conditions, of the frame
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rate when auto-exposure is enabled.
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``V4L2_CID_THP7312_AUTO_FOCUS_METHOD``
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Set method of auto-focus. Only takes effect when auto-focus is enabled.
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.. flat-table::
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:header-rows: 0
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:stub-columns: 0
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:widths: 1 4
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* - ``0``
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- Contrast-based auto-focus
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* - ``1``
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- PDAF
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* - ``2``
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- Hybrid of contrast-based and PDAF
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Supported values for the control depend on the camera sensor module
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connected to the THP7312. If the module doesn't have a focus lens actuator,
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this control will not be exposed by the THP7312 driver. If the module has a
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controllable focus lens but the sensor doesn't support PDAF, only the
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contrast-based auto-focus value will be valid. Otherwise all values for the
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controls will be supported.
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``V4L2_CID_THP7312_NOISE_REDUCTION_AUTO``
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Enable/Disable auto noise reduction.
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``V4L2_CID_THP7312_NOISE_REDUCTION_ABSOLUTE``
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Set the noise reduction strength, where 0 is the weakest and 10 is the
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strongest.
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