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authorNaushir Patuck <naush@raspberrypi.com>2021-11-01 09:15:06 +0000
committerKieran Bingham <kieran.bingham@ideasonboard.com>2021-11-02 12:08:45 +0000
commit91bd175c8f43bf66a039f9979ed89103808aef0b (patch)
tree65bc2fbe030502874500ec681c632bd22de54212 /src/ipa/raspberrypi/cam_helper_ov5647.cpp
parent16ab13eaa94eb05554cba8ce585caa1fa3ee8f50 (diff)
libcamera: bayer_format: Add PixelFormat conversion helpers to BayerFormat class
Add BayerFormat::toPixelFormat() and BayerFormat::fromPixelFormat() helper functions to convert between BayerFormat and PixelFormat types. Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: David Plowman <david.plowman@raspberrypi.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> [Kieran: Minor checkstyle fix] Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'src/ipa/raspberrypi/cam_helper_ov5647.cpp')
0 files changed, 0 insertions, 0 deletions
er */ #include <libcamera/event_notifier.h> #include <libcamera/camera_manager.h> #include <libcamera/event_dispatcher.h> /** * \file event_notifier.h * \brief File descriptor event notifier */ namespace libcamera { /** * \class EventNotifier * \brief Notify of activity on a file descriptor * * The EventNotifier models a file descriptor event source that can be * monitored. It is created with the file descriptor to be monitored and the * type of event, and is enabled by default. It will emit the \ref activated * signal whenever an event of the monitored type occurs on the file descriptor. * * Supported type of events are EventNotifier::Read, EventNotifier::Write and * EventNotifier::Exception. The type is specified when constructing the * notifier, and can be retrieved using the type() function. To listen to * multiple event types on the same file descriptor multiple notifiers must be * created. * * The notifier can be disabled with the setEnable() function. When the notifier * is disabled it ignores events and does not emit the \ref activated signal. * The notifier can then be re-enabled with the setEnable() function. * * Creating multiple notifiers of the same type for the same file descriptor is * not allowed and results in undefined behaviour. * * Notifier events are detected and dispatched from the * EventDispatcher::processEvents() function. */ /** * \enum EventNotifier::Type * Type of file descriptor event to listen for. * \var EventNotifier::Read * Data is available to be read from the file descriptor * \var EventNotifier::Write * Data can be written to the file descriptor * \var EventNotifier::Exception * An exception has occurred on the file descriptor */ /** * \brief Construct an event notifier with a file descriptor and event type * \param[in] fd The file descriptor to monitor * \param[in] type The event type to monitor */ EventNotifier::EventNotifier(int fd, Type type) : fd_(fd), type_(type), enabled_(false) { setEnabled(true); } EventNotifier::~EventNotifier() { setEnabled(false); } /** * \fn EventNotifier::type() * \brief Retrieve the type of the event being monitored * \return The type of the event */ /** * \fn EventNotifier::fd() * \brief Retrieve the file descriptor being monitored * \return The file descriptor */ /** * \fn EventNotifier::enabled() * \brief Retrieve the notifier state * \return True if the notifier is enabled, or false otherwise * \sa setEnable() */ /** * \brief Enable or disable the notifier * \param[in] enable True to enable the notifier, false to disable it * * This function enables or disables the notifier. A disabled notifier ignores * events and does not emit the \ref activated signal. */ void EventNotifier::setEnabled(bool enable) { if (enabled_ == enable) return; enabled_ = enable; EventDispatcher *dispatcher = CameraManager::instance()->eventDispatcher(); if (enable) dispatcher->registerEventNotifier(this); else dispatcher->unregisterEventNotifier(this); } /** * \var EventNotifier::activated * \brief Signal emitted when the event occurs * * This signal is emitted when the event \ref type() occurs on the file * descriptor monitored by the notifier. The notifier pointer is passed as a * parameter. */ } /* namespace libcamera */