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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2019-01-08 16:43:50 +0200
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2019-01-10 15:27:59 +0200
commit93a037efff7b8afd04aad76f6b6a4514acb6f670 (patch)
tree6608b056c53e07baacee78e5ed8bf772a5026afc
parentafcec99b99c3313805deaededa3158e4ad089b6e (diff)
libcamera: Document missing parameters and return values
Several functions are missing documentation for some of them parameters and/or for their return value. Fix this. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
-rw-r--r--src/libcamera/device_enumerator.cpp3
-rw-r--r--src/libcamera/log.cpp7
-rw-r--r--src/libcamera/pipeline_handler.cpp8
-rw-r--r--src/libcamera/signal.cpp5
4 files changed, 20 insertions, 3 deletions
diff --git a/src/libcamera/device_enumerator.cpp b/src/libcamera/device_enumerator.cpp
index c088f3e5..f1d016db 100644
--- a/src/libcamera/device_enumerator.cpp
+++ b/src/libcamera/device_enumerator.cpp
@@ -124,6 +124,9 @@ bool DeviceMatch::match(const MediaDevice *device) const
* implementations may be needed. This function creates the best enumerator for
* the operating system based on the available resources. Not all different
* enumerator types are guaranteed to support all features.
+ *
+ * \return A pointer to the newly created device enumerator on success, or
+ * nullptr if an error occurs
*/
DeviceEnumerator *DeviceEnumerator::create()
{
diff --git a/src/libcamera/log.cpp b/src/libcamera/log.cpp
index c1ec5561..281e31d9 100644
--- a/src/libcamera/log.cpp
+++ b/src/libcamera/log.cpp
@@ -90,6 +90,11 @@ static const char *log_severity_name(LogSeverity severity)
*/
/**
+ * \param fileName The file name where the message is logged from
+ * \param line The line number where the message is logged from
+ * \param severity The log message severity, controlling how the message will be
+ * displayed
+ *
* Create a log message pertaining to line \a line of file \a fileName. The
* \a severity argument sets the message severity to control whether it will be
* output or dropped.
@@ -130,6 +135,8 @@ LogMessage::~LogMessage()
* Data is added to a LogMessage through the stream returned by this function.
* The stream implements the std::ostream API and can be used for logging as
* std::cout.
+ *
+ * \return A reference to the log message stream
*/
} /* namespace libcamera */
diff --git a/src/libcamera/pipeline_handler.cpp b/src/libcamera/pipeline_handler.cpp
index 093821d4..ee769487 100644
--- a/src/libcamera/pipeline_handler.cpp
+++ b/src/libcamera/pipeline_handler.cpp
@@ -36,11 +36,13 @@ namespace libcamera {
/**
* \fn PipelineHandler::match(DeviceEnumerator *enumerator)
* \brief Match media devices and create camera instances
+ * \param enumerator The enumerator providing all media devices found in the
+ * system
*
* This function is the main entry point of the pipeline handler. It is called
- * by the device enumerator with the enumerator passed as an argument. It shall
- * acquire from the enumerator all the media devices it needs for a single
- * pipeline and create one or multiple Camera instances.
+ * by the device enumerator with the \a enumerator passed as an argument. It
+ * shall acquire from the \a enumerator all the media devices it needs for a
+ * single pipeline and create one or multiple Camera instances.
*
* If all media devices needed by the pipeline handler are found, they must all
* be acquired by a call to MediaDevice::acquire(). This function shall then
diff --git a/src/libcamera/signal.cpp b/src/libcamera/signal.cpp
index 0fd3bb2a..51536dc5 100644
--- a/src/libcamera/signal.cpp
+++ b/src/libcamera/signal.cpp
@@ -58,21 +58,26 @@ namespace libcamera {
/**
* \fn Signal::disconnect(T *object)
* \brief Disconnect the signal from all slots of the \a object
+ * \param object The object pointer whose slots to disconnect
*/
/**
* \fn Signal::disconnect(T *object, void(T::*func)(Args...))
* \brief Disconnect the signal from the \a object slot member function \a func
+ * \param object The object pointer whose slots to disconnect
+ * \param func The slot member function to disconnect
*/
/**
* \fn Signal::disconnect(void(*func)(Args...))
* \brief Disconnect the signal from the slot static function \a func
+ * \param func The slot static function to disconnect
*/
/**
* \fn Signal::emit(Args... args)
* \brief Emit the signal and call all connected slots
+ * \param args The arguments passed to the connected slots
*
* Emitting a signal calls all connected slots synchronously and sequentially in
* the order the slots have been connected. The arguments passed to the emit()