hyperion.ng/src/hyperion-qt/hyperion-qt.cpp

109 lines
4.2 KiB
C++

// QT includes
#include <QCoreApplication>
#include <QImage>
#include "QtWrapper.h"
#include <utils/ColorRgb.h>
#include <utils/Image.h>
#include <commandline/Parser.h>
//flatbuf sending
#include <flatbufserver/FlatBufferConnection.h>
// ssdp discover
#include <ssdp/SSDPDiscover.h>
using namespace commandline;
// save the image as screenshot
void saveScreenshot(QString filename, const Image<ColorRgb> & image)
{
// store as PNG
QImage pngImage((const uint8_t *) image.memptr(), image.width(), image.height(), 3*image.width(), QImage::Format_RGB888);
pngImage.save(filename);
}
int main(int argc, char ** argv)
{
//QCoreApplication app(argc, argv);
QGuiApplication app(argc, argv);
try
{
// create the option parser and initialize all parameters
Parser parser("Qt interface capture application for Hyperion");
IntOption & argDisplay = parser.add<IntOption> ('d', "display", "Set the display to capture [default: %1]", "0");
IntOption & argFps = parser.add<IntOption> ('f', "framerate", "Capture frame rate [default: %1]", "10", 1, 25);
IntOption & argCropLeft = parser.add<IntOption> (0x0, "crop-left", "Number of pixels to crop from the left of the picture before decimation (overrides --crop-width)");
IntOption & argCropRight = parser.add<IntOption> (0x0, "crop-right", "Number of pixels to crop from the right of the picture before decimation (overrides --crop-width)");
IntOption & argCropTop = parser.add<IntOption> (0x0, "crop-top", "Number of pixels to crop from the top of the picture before decimation (overrides --crop-height)");
IntOption & argCropBottom = parser.add<IntOption> (0x0, "crop-bottom", "Number of pixels to crop from the bottom of the picture before decimation (overrides --crop-height)");
IntOption & argSizeDecimation = parser.add<IntOption> ('s', "size-decimator", "Decimation factor for the output image size [default=%1]", "8", 1);
BooleanOption & argScreenshot = parser.add<BooleanOption>(0x0, "screenshot", "Take a single screenshot, save it to file and quit");
Option & argAddress = parser.add<Option> ('a', "address", "Set the address of the hyperion server [default: %1]", "127.0.0.1:19400");
IntOption & argPriority = parser.add<IntOption> ('p', "priority", "Use the provided priority channel (suggested 100-199) [default: %1]", "150");
BooleanOption & argSkipReply = parser.add<BooleanOption>(0x0, "skip-reply", "Do not receive and check reply messages from Hyperion");
BooleanOption & argHelp = parser.add<BooleanOption>('h', "help", "Show this help message and exit");
// parse all arguments
parser.process(app);
// check if we need to display the usage. exit if we do.
if (parser.isSet(argHelp))
{
parser.showHelp(0);
}
QtWrapper grabber(
1000 / argFps.getInt(parser),
argCropLeft.getInt(parser),
argCropRight.getInt(parser),
argCropTop.getInt(parser),
argCropBottom.getInt(parser),
argSizeDecimation.getInt(parser),
argDisplay.getInt(parser));
if (parser.isSet(argScreenshot))
{
// Capture a single screenshot and finish
const Image<ColorRgb> &screenshot = grabber.getScreenshot();
saveScreenshot("screenshot.png", screenshot);
}
else
{
// server searching by ssdp
QString address = argAddress.value(parser);
if(argAddress.value(parser) == "127.0.0.1:19400")
{
SSDPDiscover discover;
address = discover.getFirstService(searchType::STY_FLATBUFSERVER);
if(address.isEmpty())
{
address = argAddress.value(parser);
}
}
// Create the Flabuf-connection
FlatBufferConnection flatbuf("Qt Standalone", address, argPriority.getInt(parser), parser.isSet(argSkipReply));
// Connect the screen capturing to flatbuf connection processing
QObject::connect(&grabber, SIGNAL(sig_screenshot(const Image<ColorRgb> &)), &flatbuf, SLOT(setImage(Image<ColorRgb>)));
// Start the capturing
grabber.start();
// Start the application
app.exec();
}
}
catch (const std::runtime_error & e)
{
// An error occured. Display error and quit
Error(Logger::getInstance("QTGRABBER"), "%s", e.what());
return -1;
}
return 0;
}