[libcamera-devel,v3,2/3] libcamera: camera_sensor: Register static properties
diff mbox series

Message ID 20210325135116.21548-3-jacopo@jmondi.org
State Superseded
Delegated to: Jacopo Mondi
Headers show
Series
  • libcamera: Add sensor database
Related show

Commit Message

Jacopo Mondi March 25, 2021, 1:51 p.m. UTC
Register static properties, retrieved inspecting the sensor
database, in the CameraSensor class.

Static properties are overridden by properties retrieved from
the kernel interface at run-time if any overlap between the two
sets occurs.

Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
---
 include/libcamera/internal/camera_sensor.h |  1 +
 src/libcamera/camera_sensor.cpp            | 24 +++++++++++++++++++++-
 2 files changed, 24 insertions(+), 1 deletion(-)

Comments

Niklas Söderlund March 25, 2021, 10:47 p.m. UTC | #1
Hi Jacopo,

Thanks for your work.

On 2021-03-25 14:51:15 +0100, Jacopo Mondi wrote:
> Register static properties, retrieved inspecting the sensor
> database, in the CameraSensor class.
> 
> Static properties are overridden by properties retrieved from
> the kernel interface at run-time if any overlap between the two
> sets occurs.
> 
> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>

I like this change very much.

Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>

> ---
>  include/libcamera/internal/camera_sensor.h |  1 +
>  src/libcamera/camera_sensor.cpp            | 24 +++++++++++++++++++++-
>  2 files changed, 24 insertions(+), 1 deletion(-)
> 
> diff --git a/include/libcamera/internal/camera_sensor.h b/include/libcamera/internal/camera_sensor.h
> index 3e98f71b5e7f..3fa3a419f94a 100644
> --- a/include/libcamera/internal/camera_sensor.h
> +++ b/include/libcamera/internal/camera_sensor.h
> @@ -77,6 +77,7 @@ private:
>  	int generateId();
>  	int validateSensorDriver();
>  	void initVimcDefaultProperties();
> +	void initStaticProperties();
>  	int initProperties();
>  
>  	const MediaEntity *entity_;
> diff --git a/src/libcamera/camera_sensor.cpp b/src/libcamera/camera_sensor.cpp
> index f7ed91d990f7..c012385ff056 100644
> --- a/src/libcamera/camera_sensor.cpp
> +++ b/src/libcamera/camera_sensor.cpp
> @@ -20,6 +20,7 @@
>  
>  #include "libcamera/internal/bayer_format.h"
>  #include "libcamera/internal/formats.h"
> +#include "libcamera/internal/sensor_database.h"
>  #include "libcamera/internal/sysfs.h"
>  #include "libcamera/internal/utils.h"
>  
> @@ -266,6 +267,9 @@ int CameraSensor::init()
>  	if (ret)
>  		return ret;
>  
> +	/* Initialize the static properties from the sensor database. */
> +	initStaticProperties();
> +
>  	ret = initProperties();
>  	if (ret)
>  		return ret;
> @@ -407,6 +411,21 @@ void CameraSensor::initVimcDefaultProperties()
>  	activeArea_ = Rectangle(pixelArraySize_);
>  }
>  
> +void CameraSensor::initStaticProperties()
> +{
> +	const SensorInfo *info = SensorDatabase::get(model_);
> +	if (!info) {
> +		LOG(CameraSensor, Warning)
> +			<< "No static properties available for '" << model_ << "'";
> +		LOG(CameraSensor, Warning)
> +			<< "Please consider updating the sensor database";
> +		return;
> +	}
> +
> +	/* Register the properties retrieved from the sensor database. */
> +	properties_.set(properties::UnitCellSize, info->unitCellSize);
> +}
> +
>  int CameraSensor::initProperties()
>  {
>  	/*
> @@ -444,7 +463,10 @@ int CameraSensor::initProperties()
>  	if (ret)
>  		return ret;
>  
> -	/* Retrieve and store the camera sensor properties. */
> +	/* Initialize the static properties from the sensor database. */
> +	initStaticProperties();
> +
> +	/* Retrieve and register properties from the kernel interface. */
>  	const ControlInfoMap &controls = subdev_->controls();
>  	int32_t propertyValue;
>  
> -- 
> 2.30.0
> 
> _______________________________________________
> libcamera-devel mailing list
> libcamera-devel@lists.libcamera.org
> https://lists.libcamera.org/listinfo/libcamera-devel

Patch
diff mbox series

diff --git a/include/libcamera/internal/camera_sensor.h b/include/libcamera/internal/camera_sensor.h
index 3e98f71b5e7f..3fa3a419f94a 100644
--- a/include/libcamera/internal/camera_sensor.h
+++ b/include/libcamera/internal/camera_sensor.h
@@ -77,6 +77,7 @@  private:
 	int generateId();
 	int validateSensorDriver();
 	void initVimcDefaultProperties();
+	void initStaticProperties();
 	int initProperties();
 
 	const MediaEntity *entity_;
diff --git a/src/libcamera/camera_sensor.cpp b/src/libcamera/camera_sensor.cpp
index f7ed91d990f7..c012385ff056 100644
--- a/src/libcamera/camera_sensor.cpp
+++ b/src/libcamera/camera_sensor.cpp
@@ -20,6 +20,7 @@ 
 
 #include "libcamera/internal/bayer_format.h"
 #include "libcamera/internal/formats.h"
+#include "libcamera/internal/sensor_database.h"
 #include "libcamera/internal/sysfs.h"
 #include "libcamera/internal/utils.h"
 
@@ -266,6 +267,9 @@  int CameraSensor::init()
 	if (ret)
 		return ret;
 
+	/* Initialize the static properties from the sensor database. */
+	initStaticProperties();
+
 	ret = initProperties();
 	if (ret)
 		return ret;
@@ -407,6 +411,21 @@  void CameraSensor::initVimcDefaultProperties()
 	activeArea_ = Rectangle(pixelArraySize_);
 }
 
+void CameraSensor::initStaticProperties()
+{
+	const SensorInfo *info = SensorDatabase::get(model_);
+	if (!info) {
+		LOG(CameraSensor, Warning)
+			<< "No static properties available for '" << model_ << "'";
+		LOG(CameraSensor, Warning)
+			<< "Please consider updating the sensor database";
+		return;
+	}
+
+	/* Register the properties retrieved from the sensor database. */
+	properties_.set(properties::UnitCellSize, info->unitCellSize);
+}
+
 int CameraSensor::initProperties()
 {
 	/*
@@ -444,7 +463,10 @@  int CameraSensor::initProperties()
 	if (ret)
 		return ret;
 
-	/* Retrieve and store the camera sensor properties. */
+	/* Initialize the static properties from the sensor database. */
+	initStaticProperties();
+
+	/* Retrieve and register properties from the kernel interface. */
 	const ControlInfoMap &controls = subdev_->controls();
 	int32_t propertyValue;