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-rw-r--r--src/ipa/ipu3/ipu3.cpp2
-rw-r--r--src/ipa/libipa/camera_sensor_helper.cpp77
-rw-r--r--src/ipa/libipa/camera_sensor_helper.h43
-rw-r--r--src/ipa/rkisp1/rkisp1.cpp2
4 files changed, 72 insertions, 52 deletions
diff --git a/src/ipa/ipu3/ipu3.cpp b/src/ipa/ipu3/ipu3.cpp
index b93a09d4..852deb71 100644
--- a/src/ipa/ipu3/ipu3.cpp
+++ b/src/ipa/ipu3/ipu3.cpp
@@ -326,7 +326,7 @@ int IPAIPU3::init(const IPASettings &settings,
const ControlInfoMap &sensorControls,
ControlInfoMap *ipaControls)
{
- camHelper_ = CameraSensorHelperFactory::create(settings.sensorModel);
+ camHelper_ = CameraSensorHelperFactoryBase::create(settings.sensorModel);
if (camHelper_ == nullptr) {
LOG(IPAIPU3, Error)
<< "Failed to create camera sensor helper for "
diff --git a/src/ipa/libipa/camera_sensor_helper.cpp b/src/ipa/libipa/camera_sensor_helper.cpp
index 3a7d701d..35056bec 100644
--- a/src/ipa/libipa/camera_sensor_helper.cpp
+++ b/src/ipa/libipa/camera_sensor_helper.cpp
@@ -43,7 +43,8 @@ namespace ipa {
* \brief Construct a CameraSensorHelper instance
*
* CameraSensorHelper derived class instances shall never be constructed
- * manually but always through the CameraSensorHelperFactory::create() function.
+ * manually but always through the CameraSensorHelperFactoryBase::create()
+ * function.
*/
/**
@@ -217,27 +218,25 @@ double CameraSensorHelper::gain(uint32_t gainCode) const
*/
/**
- * \class CameraSensorHelperFactory
- * \brief Registration of CameraSensorHelperFactory classes and creation of instances
+ * \class CameraSensorHelperFactoryBase
+ * \brief Base class for camera sensor helper factories
*
- * To facilitate discovery and instantiation of CameraSensorHelper classes, the
- * CameraSensorHelperFactory class maintains a registry of camera sensor helper
- * sub-classes. Each CameraSensorHelper subclass shall register itself using the
- * REGISTER_CAMERA_SENSOR_HELPER() macro, which will create a corresponding
- * instance of a CameraSensorHelperFactory subclass and register it with the
- * static list of factories.
+ * The CameraSensorHelperFactoryBase class is the base of all specializations of
+ * the CameraSensorHelperFactory class template. It implements the factory
+ * registration, maintains a registry of factories, and provides access to the
+ * registered factories.
*/
/**
- * \brief Construct a camera sensor helper factory
+ * \brief Construct a camera sensor helper factory base
* \param[in] name Name of the camera sensor helper class
*
- * Creating an instance of the factory registers it with the global list of
+ * Creating an instance of the factory base registers it with the global list of
* factories, accessible through the factories() function.
*
- * The factory \a name is used for debug purpose and shall be unique.
+ * The factory \a name is used to look up factories and shall be unique.
*/
-CameraSensorHelperFactory::CameraSensorHelperFactory(const std::string name)
+CameraSensorHelperFactoryBase::CameraSensorHelperFactoryBase(const std::string name)
: name_(name)
{
registerType(this);
@@ -252,12 +251,12 @@ CameraSensorHelperFactory::CameraSensorHelperFactory(const std::string name)
* corresponding to the named factory or a null pointer if no such factory
* exists
*/
-std::unique_ptr<CameraSensorHelper> CameraSensorHelperFactory::create(const std::string &name)
+std::unique_ptr<CameraSensorHelper> CameraSensorHelperFactoryBase::create(const std::string &name)
{
- const std::vector<CameraSensorHelperFactory *> &factories =
- CameraSensorHelperFactory::factories();
+ const std::vector<CameraSensorHelperFactoryBase *> &factories =
+ CameraSensorHelperFactoryBase::factories();
- for (const CameraSensorHelperFactory *factory : factories) {
+ for (const CameraSensorHelperFactoryBase *factory : factories) {
if (name != factory->name_)
continue;
@@ -274,10 +273,10 @@ std::unique_ptr<CameraSensorHelper> CameraSensorHelperFactory::create(const std:
* The caller is responsible to guarantee the uniqueness of the camera sensor
* helper name.
*/
-void CameraSensorHelperFactory::registerType(CameraSensorHelperFactory *factory)
+void CameraSensorHelperFactoryBase::registerType(CameraSensorHelperFactoryBase *factory)
{
- std::vector<CameraSensorHelperFactory *> &factories =
- CameraSensorHelperFactory::factories();
+ std::vector<CameraSensorHelperFactoryBase *> &factories =
+ CameraSensorHelperFactoryBase::factories();
factories.push_back(factory);
}
@@ -286,36 +285,52 @@ void CameraSensorHelperFactory::registerType(CameraSensorHelperFactory *factory)
* \brief Retrieve the list of all camera sensor helper factories
* \return The list of camera sensor helper factories
*/
-std::vector<CameraSensorHelperFactory *> &CameraSensorHelperFactory::factories()
+std::vector<CameraSensorHelperFactoryBase *> &CameraSensorHelperFactoryBase::factories()
{
/*
* The static factories map is defined inside the function to ensure
* it gets initialized on first use, without any dependency on link
* order.
*/
- static std::vector<CameraSensorHelperFactory *> factories;
+ static std::vector<CameraSensorHelperFactoryBase *> factories;
return factories;
}
/**
+ * \class CameraSensorHelperFactory
+ * \brief Registration of CameraSensorHelperFactory classes and creation of instances
+ * \tparam _Helper The camera sensor helper class type for this factory
+ *
+ * To facilitate discovery and instantiation of CameraSensorHelper classes, the
+ * CameraSensorHelperFactory class implements auto-registration of camera sensor
+ * helpers. Each CameraSensorHelper subclass shall register itself using the
+ * REGISTER_CAMERA_SENSOR_HELPER() macro, which will create a corresponding
+ * instance of a CameraSensorHelperFactory subclass and register it with the
+ * static list of factories.
+ */
+
+/**
+ * \fn CameraSensorHelperFactory::CameraSensorHelperFactory(const char *name)
+ * \brief Construct a camera sensor helper factory
+ * \param[in] name Name of the camera sensor helper class
+ *
+ * Creating an instance of the factory registers it with the global list of
+ * factories, accessible through the CameraSensorHelperFactoryBase::factories()
+ * function.
+ *
+ * The factory \a name is used to look up factories and shall be unique.
+ */
+
+/**
* \fn CameraSensorHelperFactory::createInstance() const
* \brief Create an instance of the CameraSensorHelper corresponding to the
* factory
*
- * This virtual function is implemented by the REGISTER_CAMERA_SENSOR_HELPER()
- * macro. It creates a camera sensor helper instance associated with the camera
- * sensor model.
- *
* \return A unique pointer to a newly constructed instance of the
* CameraSensorHelper subclass corresponding to the factory
*/
/**
- * \var CameraSensorHelperFactory::name_
- * \brief The name of the factory
- */
-
-/**
* \def REGISTER_CAMERA_SENSOR_HELPER
* \brief Register a camera sensor helper with the camera sensor helper factory
* \param[in] name Sensor model name used to register the class
diff --git a/src/ipa/libipa/camera_sensor_helper.h b/src/ipa/libipa/camera_sensor_helper.h
index 21ee43cc..3ea1806c 100644
--- a/src/ipa/libipa/camera_sensor_helper.h
+++ b/src/ipa/libipa/camera_sensor_helper.h
@@ -58,39 +58,44 @@ private:
LIBCAMERA_DISABLE_COPY_AND_MOVE(CameraSensorHelper)
};
-class CameraSensorHelperFactory
+class CameraSensorHelperFactoryBase
{
public:
- CameraSensorHelperFactory(const std::string name);
- virtual ~CameraSensorHelperFactory() = default;
+ CameraSensorHelperFactoryBase(const std::string name);
+ virtual ~CameraSensorHelperFactoryBase() = default;
static std::unique_ptr<CameraSensorHelper> create(const std::string &name);
- static std::vector<CameraSensorHelperFactory *> &factories();
+ static std::vector<CameraSensorHelperFactoryBase *> &factories();
private:
- LIBCAMERA_DISABLE_COPY_AND_MOVE(CameraSensorHelperFactory)
+ LIBCAMERA_DISABLE_COPY_AND_MOVE(CameraSensorHelperFactoryBase)
- static void registerType(CameraSensorHelperFactory *factory);
+ static void registerType(CameraSensorHelperFactoryBase *factory);
virtual std::unique_ptr<CameraSensorHelper> createInstance() const = 0;
std::string name_;
};
-#define REGISTER_CAMERA_SENSOR_HELPER(name, helper) \
-class helper##Factory final : public CameraSensorHelperFactory \
-{ \
-public: \
- helper##Factory() : CameraSensorHelperFactory(name) {} \
- \
-private: \
- std::unique_ptr<CameraSensorHelper> createInstance() const \
- { \
- return std::make_unique<helper>(); \
- } \
-}; \
-static helper##Factory global_##helper##Factory;
+template<typename _Helper>
+class CameraSensorHelperFactory final : public CameraSensorHelperFactoryBase
+{
+public:
+ CameraSensorHelperFactory(const char *name)
+ : CameraSensorHelperFactoryBase(name)
+ {
+ }
+
+private:
+ std::unique_ptr<CameraSensorHelper> createInstance() const
+ {
+ return std::make_unique<_Helper>();
+ }
+};
+
+#define REGISTER_CAMERA_SENSOR_HELPER(name, helper) \
+static CameraSensorHelperFactory<helper> global_##helper##Factory(name);
} /* namespace ipa */
diff --git a/src/ipa/rkisp1/rkisp1.cpp b/src/ipa/rkisp1/rkisp1.cpp
index 32feb168..022595f3 100644
--- a/src/ipa/rkisp1/rkisp1.cpp
+++ b/src/ipa/rkisp1/rkisp1.cpp
@@ -142,7 +142,7 @@ int IPARkISP1::init(const IPASettings &settings, unsigned int hwRevision,
/* Cache the value to set it in configure. */
hwRevision_ = static_cast<rkisp1_cif_isp_version>(hwRevision);
- camHelper_ = CameraSensorHelperFactory::create(settings.sensorModel);
+ camHelper_ = CameraSensorHelperFactoryBase::create(settings.sensorModel);
if (!camHelper_) {
LOG(IPARkISP1, Error)
<< "Failed to create camera sensor helper for "