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authorJacopo Mondi <jacopo@jmondi.org>2020-11-06 14:38:25 +0100
committerJacopo Mondi <jacopo@jmondi.org>2020-12-07 14:26:33 +0100
commit3cb48fb921f61948ac56466cd86111ef1d806fba (patch)
treef40968ecf585359dc2a6e484b65dab815a885174 /src
parentb33a5c4153852274efc7e3cd076d057bb7affbed (diff)
libcamera: camera_sensor: Break out properties initialization
Break out initialization to its own function in preparation to add more properties. Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'src')
-rw-r--r--src/libcamera/camera_sensor.cpp79
1 files changed, 44 insertions, 35 deletions
diff --git a/src/libcamera/camera_sensor.cpp b/src/libcamera/camera_sensor.cpp
index c5fa8914..7e6995c4 100644
--- a/src/libcamera/camera_sensor.cpp
+++ b/src/libcamera/camera_sensor.cpp
@@ -172,6 +172,49 @@ int CameraSensor::init()
return -EINVAL;
}
+ /* Create and open the subdev. */
+ subdev_ = std::make_unique<V4L2Subdevice>(entity_);
+ int ret = subdev_->open();
+ if (ret < 0)
+ return ret;
+
+ ret = initProperties();
+ if (ret)
+ return ret;
+
+ /* Enumerate, sort and cache media bus codes and sizes. */
+ formats_ = subdev_->formats(pad_);
+ if (formats_.empty()) {
+ LOG(CameraSensor, Error) << "No image format found";
+ return -EINVAL;
+ }
+
+ mbusCodes_ = utils::map_keys(formats_);
+ std::sort(mbusCodes_.begin(), mbusCodes_.end());
+
+ for (const auto &format : formats_) {
+ const std::vector<SizeRange> &ranges = format.second;
+ std::transform(ranges.begin(), ranges.end(), std::back_inserter(sizes_),
+ [](const SizeRange &range) { return range.max; });
+ }
+
+ std::sort(sizes_.begin(), sizes_.end());
+
+ /* Remove duplicates. */
+ auto last = std::unique(sizes_.begin(), sizes_.end());
+ sizes_.erase(last, sizes_.end());
+
+ /*
+ * The sizes_ vector is sorted in ascending order, the resolution is
+ * thus the last element of the vector.
+ */
+ resolution_ = sizes_.back();
+
+ return 0;
+}
+
+int CameraSensor::initProperties()
+{
/*
* Extract the camera sensor model name from the media entity name.
*
@@ -202,14 +245,8 @@ int CameraSensor::init()
properties_.set(properties::Model, utils::toAscii(model_));
- /* Create and open the subdev. */
- subdev_ = std::make_unique<V4L2Subdevice>(entity_);
- int ret = subdev_->open();
- if (ret < 0)
- return ret;
-
/* Generate a unique ID for the sensor. */
- ret = generateId();
+ int ret = generateId();
if (ret)
return ret;
@@ -251,34 +288,6 @@ int CameraSensor::init()
propertyValue = 0;
properties_.set(properties::Rotation, propertyValue);
- /* Enumerate, sort and cache media bus codes and sizes. */
- formats_ = subdev_->formats(pad_);
- if (formats_.empty()) {
- LOG(CameraSensor, Error) << "No image format found";
- return -EINVAL;
- }
-
- mbusCodes_ = utils::map_keys(formats_);
- std::sort(mbusCodes_.begin(), mbusCodes_.end());
-
- for (const auto &format : formats_) {
- const std::vector<SizeRange> &ranges = format.second;
- std::transform(ranges.begin(), ranges.end(), std::back_inserter(sizes_),
- [](const SizeRange &range) { return range.max; });
- }
-
- std::sort(sizes_.begin(), sizes_.end());
-
- /* Remove duplicates. */
- auto last = std::unique(sizes_.begin(), sizes_.end());
- sizes_.erase(last, sizes_.end());
-
- /*
- * The sizes_ vector is sorted in ascending order, the resolution is
- * thus the last element of the vector.
- */
- resolution_ = sizes_.back();
-
return 0;
}