mirror of
https://github.com/hyperion-project/hyperion.ng.git
synced 2023-10-10 13:36:59 +02:00
3746f643af
* move name to general add a version for config file * start impl. config migrator * fix typo amd set access level * fix schemaa name * fix schema * add structure for config migrator * add more structural things for config migrator * fix not all grabber provide live video * add schema for trails
125 lines
3.2 KiB
C++
125 lines
3.2 KiB
C++
#include <QMetaType>
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#include <grabber/V4L2Wrapper.h>
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#include <hyperion/ImageProcessorFactory.h>
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V4L2Wrapper::V4L2Wrapper(const std::string &device,
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int input,
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VideoStandard videoStandard,
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PixelFormat pixelFormat,
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int width,
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int height,
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int frameDecimation,
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int pixelDecimation,
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double redSignalThreshold,
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double greenSignalThreshold,
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double blueSignalThreshold,
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const int priority)
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: GrabberWrapper("V4L2:"+device, priority, hyperion::COMP_V4L)
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, _timeout_ms(1000)
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, _grabber(device,
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input,
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videoStandard,
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pixelFormat,
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width,
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height,
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frameDecimation,
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pixelDecimation,
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pixelDecimation)
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, _ledColors(Hyperion::getInstance()->getLedCount(), ColorRgb{0,0,0})
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{
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// set the signal detection threshold of the grabber
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_grabber.setSignalThreshold( redSignalThreshold, greenSignalThreshold, blueSignalThreshold, 50);
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// register the image type
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qRegisterMetaType<Image<ColorRgb>>("Image<ColorRgb>");
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qRegisterMetaType<std::vector<ColorRgb>>("std::vector<ColorRgb>");
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qRegisterMetaType<hyperion::Components>("hyperion::Components");
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// Handle the image in the captured thread using a direct connection
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QObject::connect(&_grabber, SIGNAL(newFrame(Image<ColorRgb>)), this, SLOT(newFrame(Image<ColorRgb>)), Qt::DirectConnection);
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QObject::connect(&_grabber, SIGNAL(readError(const char*)), this, SLOT(readError(const char*)), Qt::DirectConnection);
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// send color data to Hyperion using a queued connection to handle the data over to the main event loop
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// QObject::connect(
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// this, SIGNAL(emitColors(int,std::vector<ColorRgb>,int)),
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// _hyperion, SLOT(setColors(int,std::vector<ColorRgb>,int)),
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// Qt::QueuedConnection);
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// setup the higher prio source checker
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// this will disable the v4l2 grabber when a source with higher priority is active
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_timer.setInterval(500);
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}
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V4L2Wrapper::~V4L2Wrapper()
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{
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}
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bool V4L2Wrapper::start()
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{
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return ( _grabber.start() && GrabberWrapper::start());
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}
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void V4L2Wrapper::stop()
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{
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_grabber.stop();
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GrabberWrapper::stop();
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}
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void V4L2Wrapper::setCropping(int cropLeft, int cropRight, int cropTop, int cropBottom)
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{
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_grabber.setCropping(cropLeft, cropRight, cropTop, cropBottom);
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}
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void V4L2Wrapper::setSignalDetectionOffset(double verticalMin, double horizontalMin, double verticalMax, double horizontalMax)
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{
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_grabber.setSignalDetectionOffset(verticalMin, horizontalMin, verticalMax, horizontalMax);
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}
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void V4L2Wrapper::set3D(VideoMode mode)
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{
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_grabber.set3D(mode);
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}
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void V4L2Wrapper::newFrame(const Image<ColorRgb> &image)
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{
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emit emitImage(_priority, image, _timeout_ms);
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// process the new image
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_processor->process(image, _ledColors);
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setColors(_ledColors, _timeout_ms);
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}
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void V4L2Wrapper::readError(const char* err)
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{
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Error(_log, "stop grabber, because reading device failed. (%s)", err);
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stop();
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}
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void V4L2Wrapper::checkSources()
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{
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QList<int> activePriorities = _hyperion->getActivePriorities();
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for (int x : activePriorities)
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{
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if (x < _priority)
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{
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// found a higher priority source: grabber should be disabled
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_grabber.stop();
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return;
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}
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}
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// no higher priority source was found: grabber should be enabled
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_grabber.start();
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}
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void V4L2Wrapper::action()
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{
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checkSources();
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}
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