181 lines
8.6 KiB
C++
181 lines
8.6 KiB
C++
// STL includes
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#include <csignal>
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#include <iomanip>
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#include <clocale>
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// QT includes
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#include <QCoreApplication>
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// getoptPlusPLus includes
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#include <getoptPlusPlus/getoptpp.h>
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// blackborder includes
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#include <blackborder/BlackBorderProcessor.h>
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// grabber includes
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#include "grabber/V4L2Grabber.h"
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// proto includes
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#include "protoserver/ProtoConnection.h"
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#include "protoserver/ProtoConnectionWrapper.h"
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// hyperion-v4l2 includes
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#include "VideoStandardParameter.h"
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#include "PixelFormatParameter.h"
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#include "ScreenshotHandler.h"
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#include "HyperionConfig.h"
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using namespace vlofgren;
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// save the image as screenshot
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void saveScreenshot(void *, const Image<ColorRgb> & image)
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{
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// store as PNG
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QImage pngImage((const uint8_t *) image.memptr(), image.width(), image.height(), 3*image.width(), QImage::Format_RGB888);
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pngImage.save("screenshot.png");
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}
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int main(int argc, char** argv)
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{
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std::cout
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<< "hyperion-v4l2:" << std::endl
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<< "\tversion : " << HYPERION_VERSION_ID << std::endl
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<< "\tbuild time: " << __DATE__ << " " << __TIME__ << std::endl;
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QCoreApplication app(argc, argv);
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// force the locale
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setlocale(LC_ALL, "C");
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QLocale::setDefault(QLocale::c());
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// register the image type to use in signals
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qRegisterMetaType<Image<ColorRgb>>("Image<ColorRgb>");
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try
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{
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// create the option parser and initialize all parameters
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OptionsParser optionParser("V4L capture application for Hyperion");
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ParameterSet & parameters = optionParser.getParameters();
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StringParameter & argDevice = parameters.add<StringParameter> ('d', "device", "The device to use [default: /dev/video0]");
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VideoStandardParameter & argVideoStandard = parameters.add<VideoStandardParameter>('v', "video-standard", "The used video standard. Valid values are PAL or NTSC (optional)");
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PixelFormatParameter & argPixelFormat = parameters.add<PixelFormatParameter> (0x0, "pixel-format", "The use pixel format. Valid values are YUYV, UYVY, and RGB32 (optional)");
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IntParameter & argInput = parameters.add<IntParameter> (0x0, "input", "Input channel (optional)");
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IntParameter & argWidth = parameters.add<IntParameter> (0x0, "width", "Try to set the width of the video input (optional)");
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IntParameter & argHeight = parameters.add<IntParameter> (0x0, "height", "Try to set the height of the video input (optional)");
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IntParameter & argCropWidth = parameters.add<IntParameter> (0x0, "crop-width", "Number of pixels to crop from the left and right sides of the picture before decimation [default: 0]");
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IntParameter & argCropHeight = parameters.add<IntParameter> (0x0, "crop-height", "Number of pixels to crop from the top and the bottom of the picture before decimation [default: 0]");
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IntParameter & argCropLeft = parameters.add<IntParameter> (0x0, "crop-left", "Number of pixels to crop from the left of the picture before decimation (overrides --crop-width)");
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IntParameter & argCropRight = parameters.add<IntParameter> (0x0, "crop-right", "Number of pixels to crop from the right of the picture before decimation (overrides --crop-width)");
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IntParameter & argCropTop = parameters.add<IntParameter> (0x0, "crop-top", "Number of pixels to crop from the top of the picture before decimation (overrides --crop-height)");
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IntParameter & argCropBottom = parameters.add<IntParameter> (0x0, "crop-bottom", "Number of pixels to crop from the bottom of the picture before decimation (overrides --crop-height)");
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IntParameter & argSizeDecimation = parameters.add<IntParameter> ('s', "size-decimator", "Decimation factor for the output size [default=1]");
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IntParameter & argFrameDecimation = parameters.add<IntParameter> ('f', "frame-decimator", "Decimation factor for the video frames [default=1]");
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SwitchParameter<> & argScreenshot = parameters.add<SwitchParameter<>> (0x0, "screenshot", "Take a single screenshot, save it to file and quit");
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DoubleParameter & argSignalThreshold = parameters.add<DoubleParameter> ('t', "signal-threshold", "The signal threshold for detecting the presence of a signal. Value should be between 0.0 and 1.0.");
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DoubleParameter & argRedSignalThreshold = parameters.add<DoubleParameter> (0x0, "red-threshold", "The red signal threshold. Value should be between 0.0 and 1.0. (overrides --signal-threshold)");
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DoubleParameter & argGreenSignalThreshold = parameters.add<DoubleParameter> (0x0, "green-threshold", "The green signal threshold. Value should be between 0.0 and 1.0. (overrides --signal-threshold)");
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DoubleParameter & argBlueSignalThreshold = parameters.add<DoubleParameter> (0x0, "blue-threshold", "The blue signal threshold. Value should be between 0.0 and 1.0. (overrides --signal-threshold)");
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SwitchParameter<> & arg3DSBS = parameters.add<SwitchParameter<>> (0x0, "3DSBS", "Interpret the incoming video stream as 3D side-by-side");
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SwitchParameter<> & arg3DTAB = parameters.add<SwitchParameter<>> (0x0, "3DTAB", "Interpret the incoming video stream as 3D top-and-bottom");
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StringParameter & argAddress = parameters.add<StringParameter> ('a', "address", "Set the address of the hyperion server [default: 127.0.0.1:19445]");
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IntParameter & argPriority = parameters.add<IntParameter> ('p', "priority", "Use the provided priority channel (the lower the number, the higher the priority) [default: 800]");
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SwitchParameter<> & argSkipReply = parameters.add<SwitchParameter<>> (0x0, "skip-reply", "Do not receive and check reply messages from Hyperion");
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SwitchParameter<> & argHelp = parameters.add<SwitchParameter<>> ('h', "help", "Show this help message and exit");
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// set defaults
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argDevice.setDefault("/dev/video0");
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argVideoStandard.setDefault(VIDEOSTANDARD_NO_CHANGE);
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argPixelFormat.setDefault(PIXELFORMAT_NO_CHANGE);
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argInput.setDefault(-1);
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argWidth.setDefault(-1);
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argHeight.setDefault(-1);
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argCropWidth.setDefault(0);
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argCropHeight.setDefault(0);
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argSizeDecimation.setDefault(1);
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argFrameDecimation.setDefault(1);
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argAddress.setDefault("127.0.0.1:19445");
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argPriority.setDefault(800);
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argSignalThreshold.setDefault(-1);
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// parse all options
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optionParser.parse(argc, const_cast<const char **>(argv));
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// check if we need to display the usage. exit if we do.
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if (argHelp.isSet())
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{
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optionParser.usage();
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return 0;
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}
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// cropping values if not defined
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if (!argCropLeft.isSet()) argCropLeft.setDefault(argCropWidth.getValue());
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if (!argCropRight.isSet()) argCropRight.setDefault(argCropWidth.getValue());
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if (!argCropTop.isSet()) argCropTop.setDefault(argCropHeight.getValue());
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if (!argCropBottom.isSet()) argCropBottom.setDefault(argCropHeight.getValue());
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// initialize the grabber
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V4L2Grabber grabber(
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argDevice.getValue(),
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argInput.getValue(),
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argVideoStandard.getValue(),
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argPixelFormat.getValue(),
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argWidth.getValue(),
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argHeight.getValue(),
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std::max(1, argFrameDecimation.getValue()),
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std::max(1, argSizeDecimation.getValue()),
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std::max(1, argSizeDecimation.getValue()));
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// set signal detection
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grabber.setSignalThreshold(
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std::min(1.0, std::max(0.0, argRedSignalThreshold.isSet() ? argRedSignalThreshold.getValue() : argSignalThreshold.getValue())),
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std::min(1.0, std::max(0.0, argGreenSignalThreshold.isSet() ? argGreenSignalThreshold.getValue() : argSignalThreshold.getValue())),
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std::min(1.0, std::max(0.0, argBlueSignalThreshold.isSet() ? argBlueSignalThreshold.getValue() : argSignalThreshold.getValue())),
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50);
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// set cropping values
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grabber.setCropping(
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std::max(0, argCropLeft.getValue()),
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std::max(0, argCropRight.getValue()),
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std::max(0, argCropTop.getValue()),
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std::max(0, argCropBottom.getValue()));
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// set 3D mode if applicable
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if (arg3DSBS.isSet())
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{
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grabber.set3D(VIDEO_3DSBS);
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}
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else if (arg3DTAB.isSet())
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{
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grabber.set3D(VIDEO_3DTAB);
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}
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// run the grabber
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if (argScreenshot.isSet())
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{
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ScreenshotHandler handler("screenshot.png");
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QObject::connect(&grabber, SIGNAL(newFrame(Image<ColorRgb>)), &handler, SLOT(receiveImage(Image<ColorRgb>)));
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grabber.start();
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QCoreApplication::exec();
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grabber.stop();
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}
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else
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{
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ProtoConnectionWrapper handler(argAddress.getValue(), argPriority.getValue(), 1000, argSkipReply.isSet());
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QObject::connect(&grabber, SIGNAL(newFrame(Image<ColorRgb>)), &handler, SLOT(receiveImage(Image<ColorRgb>)));
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grabber.start();
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QCoreApplication::exec();
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grabber.stop();
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}
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}
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catch (const std::runtime_error & e)
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{
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// An error occured. Display error and quit
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std::cerr << e.what() << std::endl;
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return 1;
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}
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return 0;
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}
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