[libcamera-devel] [PATCH 1/3] libcamera: controls: Add SensorTemperature control

[Kieran Bingham]

Quoting Naushir Patuck via libcamera-devel (2022-06-23 15:44:08)
> Add a SensorTemperature control to return the temperature of the camera sensor
> in Celsius. This control will only be present in the Request metadata if a
> thermal sensor is available to the camera sensor.
> 
> Signed-off-by: Naushir Patuck <naush at raspberrypi.com>
> ---
>  src/libcamera/control_ids.yaml | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/src/libcamera/control_ids.yaml b/src/libcamera/control_ids.yaml
> index cd1d4512bf2e..ecab3ae97260 100644
> --- a/src/libcamera/control_ids.yaml
> +++ b/src/libcamera/control_ids.yaml
> @@ -367,6 +367,16 @@ controls:
>  
>        size: [2]
>  
> +  - SensorTemperature:
> +      type: float
> +      description: |
> +        Temperature measure from the camera sensor in Celsius. This is typically
> +        obtained by a thermal sensor present on-die or in the camera module. The
> +        range of reported temperatures is device dependent.
> +
> +        The SensorTemperature control will only be returned in metadata if a
> +        themal sensor is present.

Hrm - I don't know if we 'need' to say this last bit, but it seems
correct.  Presumably there are other metadata fields that are optional
to provide and are only in the metadata if they are available.

Reviewed-by: Kieran Bingham <kieran.bingham at ideasonboard.com>

> +
>    - SensorTimestamp:
>        type: int64_t
>        description: |
> -- 
> 2.25.1
>