[libcamera-devel] [PATCH 4/4] libipa: camera_sensor_helper: Add IMX296 helper

[Umang Jain]

Hi,

On 3/28/22 17:33, Laurent Pinchart via libcamera-devel wrote:
> The IMX296 is a Sony sensor that expresses its gain in 0.1dB units. It
> thus maps to the exponential gain model.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>


Reviewed-by: Umang Jain <umang.jain at ideasonboard.com>

> ---
>   src/ipa/libipa/camera_sensor_helper.cpp | 11 +++++++++++
>   1 file changed, 11 insertions(+)
>
> diff --git a/src/ipa/libipa/camera_sensor_helper.cpp b/src/ipa/libipa/camera_sensor_helper.cpp
> index 136b9f6bc3c5..0ec51f4e0753 100644
> --- a/src/ipa/libipa/camera_sensor_helper.cpp
> +++ b/src/ipa/libipa/camera_sensor_helper.cpp
> @@ -385,6 +385,17 @@ public:
>   };
>   REGISTER_CAMERA_SENSOR_HELPER("imx290", CameraSensorHelperImx290)
>   
> +class CameraSensorHelperImx296 : public CameraSensorHelper
> +{
> +public:
> +	CameraSensorHelperImx296()
> +	{
> +		gainType_ = AnalogueGainExponential;
> +		gainConstants_.exp = { 1.0, expGainDb(0.1) };
> +	}
> +};
> +REGISTER_CAMERA_SENSOR_HELPER("imx296", CameraSensorHelperImx296)
> +
>   class CameraSensorHelperOv2740 : public CameraSensorHelper
>   {
>   public: