int main(int argc, char *argv[])
{
try {
// Output usage message
std::string filename(argv[0]);
filename = filename.substr(filename.find_last_of('\\') + 1);
// Initialise GlutViewer and CvTestbed
GlutViewer::Start(argc, argv, 640, 480);
CvTestbed::Instance().SetVideoCallback(videocallback);
// Create capture object from camera (argv[1] is a number) or from file (argv[1] is a string)
Capture *cap;
std::string uniqueName;
if ((argc > 1) && (!isdigit(argv[1][0]))) {
// Manually create capture device and initialize capture object
CaptureDevice device("file", argv[1]);
cap = CaptureFactory::instance()->createCapture(device);
uniqueName = "file";
}
else {
// Enumerate possible capture plugins
CaptureFactory::CapturePluginVector plugins = CaptureFactory::instance()->enumeratePlugins();
if (plugins.size() < 1) {
std::cout << "Could not find any capture plugins." << std::endl;
return 0;
}
// Display capture plugins
std::cout << "Available Plugins: ";
outputEnumeratedPlugins(plugins);
std::cout << std::endl;
// Enumerate possible capture devices
CaptureFactory::CaptureDeviceVector devices = CaptureFactory::instance()->enumerateDevices();
if (devices.size() < 1) {
std::cout << "Could not find any capture devices." << std::endl;
return 0;
}
// Check command line argument for which device to use
int selectedDevice = defaultDevice(devices);
if (argc > 1) {
selectedDevice = atoi(argv[1]);
}
if (selectedDevice >= (int)devices.size()) {
selectedDevice = defaultDevice(devices);
}
// Display capture devices
std::cout << "Enumerated Capture Devices:" << std::endl;
outputEnumeratedDevices(devices, selectedDevice);
std::cout << std::endl;
// Create capture object from camera
cap = CaptureFactory::instance()->createCapture(devices[selectedDevice]);
uniqueName = devices[selectedDevice].uniqueName();
}
// Handle capture lifecycle and start video capture
// Note that loadSettings/saveSettings are not supported by all plugins
if (cap) {
std::stringstream settingsFilename;
settingsFilename << "camera_settings_" << uniqueName << ".xml";
calibrationFilename << "camera_calibration_" << uniqueName << ".xml";
cap->start();
cap->setResolution(640, 480);
if (cap->loadSettings(settingsFilename.str())) {
std::cout << "Loading settings: " << settingsFilename.str() << std::endl;
}
std::stringstream title;
title << "SampleMarkerDetector (" << cap->captureDevice().captureType() << ")";
CvTestbed::Instance().StartVideo(cap, title.str().c_str());
if (cap->saveSettings(settingsFilename.str())) {
std::cout << "Saving settings: " << settingsFilename.str() << std::endl;
}
cap->stop();
delete cap;
}
else if (CvTestbed::Instance().StartVideo(0, argv[0])) {
}
else {
std::cout << "Could not initialize the selected capture backend." << std::endl;
}
return 0;
}
catch (const std::exception &e) {
std::cout << "Exception: " << e.what() << endl;
}
catch (...) {
std::cout << "Exception: unknown" << std::endl;
}
}
int main(int argc, char *argv[])
{
try {
// Output usage message
std::string filename(argv[0]);
filename = filename.substr(filename.find_last_of('\\') + 1);
std::cout << "SampleIntegralImage" << std::endl;
std::cout << "===================" << std::endl;
std::cout << std::endl;
std::cout << "Description:" << std::endl;
std::cout << " This is an example of how to use the 'IntegralImage' and" << std::endl;
std::cout << " 'IntegralGradient' classes. The vertical (green) and horizontal (red)" << std::endl;
std::cout << " whole image projections are computed using 'IntegralImage::GetSubimage'" << std::endl;
std::cout << " and shown in the SampleIntegralImage window. The gradients of the" << std::endl;
std::cout << " image edges are shown in the Gradient window. The edges are detected" << std::endl;
std::cout << " using the Canny edge detector where t1 and t2 are parameters for the" << std::endl;
std::cout << " Canny algorithm. The gradients are drawn in red and their local normals" << std::endl;
std::cout << " are drawn in blue." << std::endl;
std::cout << std::endl;
std::cout << "Usage:" << std::endl;
std::cout << " " << filename << " [device]" << std::endl;
std::cout << std::endl;
std::cout << " device integer selecting device from enumeration list (default 0)" << std::endl;
std::cout << " highgui capture devices are prefered" << std::endl;
std::cout << std::endl;
std::cout << "Keyboard Shortcuts:" << std::endl;
std::cout << " 0: show/hide gradient image" << std::endl;
std::cout << " 1: show/hide grayscale image" << std::endl;
std::cout << " 2: show/hide vertical image" << std::endl;
std::cout << " 3: show/hide horizontal image" << std::endl;
std::cout << " 4: show/hide canny image" << std::endl;
std::cout << " q: quit" << std::endl;
std::cout << std::endl;
// Initialise CvTestbed
CvTestbed::Instance().SetVideoCallback(videocallback);
// Enumerate possible capture plugins
CaptureFactory::CapturePluginVector plugins = CaptureFactory::instance()->enumeratePlugins();
if (plugins.size() < 1) {
std::cout << "Could not find any capture plugins." << std::endl;
return 0;
}
// Display capture plugins
std::cout << "Available Plugins: ";
outputEnumeratedPlugins(plugins);
std::cout << std::endl;
// Enumerate possible capture devices
CaptureFactory::CaptureDeviceVector devices = CaptureFactory::instance()->enumerateDevices();
if (devices.size() < 1) {
std::cout << "Could not find any capture devices." << std::endl;
return 0;
}
// Check command line argument for which device to use
int selectedDevice = defaultDevice(devices);
if (argc > 1) {
selectedDevice = atoi(argv[1]);
}
if (selectedDevice >= (int)devices.size()) {
selectedDevice = defaultDevice(devices);
}
// Display capture devices
std::cout << "Enumerated Capture Devices:" << std::endl;
outputEnumeratedDevices(devices, selectedDevice);
std::cout << std::endl;
// Create capture object from camera
Capture *cap = CaptureFactory::instance()->createCapture(devices[selectedDevice]);
std::string uniqueName = devices[selectedDevice].uniqueName();
// Handle capture lifecycle and start video capture
// Note that loadSettings/saveSettings are not supported by all plugins
if (cap) {
std::stringstream settingsFilename;
settingsFilename << "camera_settings_" << uniqueName << ".xml";
cap->start();
cap->setResolution(640, 480);
if (cap->loadSettings(settingsFilename.str())) {
std::cout << "Loading settings: " << settingsFilename.str() << std::endl;
}
std::stringstream title;
title << "SampleIntegralImage (" << cap->captureDevice().captureType() << ")";
CvTestbed::Instance().StartVideo(cap, title.str().c_str());
if (cap->saveSettings(settingsFilename.str())) {
std::cout << "Saving settings: " << settingsFilename.str() << std::endl;
}
cap->stop();
delete cap;
}
else if (CvTestbed::Instance().StartVideo(0, argv[0])) {
}
else {
std::cout << "Could not initialize the selected capture backend." << std::endl;
}
return 0;
}
catch (const std::exception &e) {
std::cout << "Exception: " << e.what() << endl;
}
catch (...) {
std::cout << "Exception: unknown" << std::endl;
}
}
int main(int argc, char *argv[])
{
try {
// Output usage message
std::string filename(argv[0]);
filename = filename.substr(filename.find_last_of('\\') + 1);
std::cout << "SampleMultiMarker" << std::endl;
std::cout << "=================" << std::endl;
std::cout << std::endl;
std::cout << "Description:" << std::endl;
std::cout << " This is an example of how to use the 'MultiMarker' class to detect" << std::endl;
std::cout << " preconfigured multi-marker setup (see ALVAR.pdf). A large cube is drawn" << std::endl;
std::cout << " over the detected multi-marker even when only some of the markers are" << std::endl;
std::cout << " visible." << std::endl;
std::cout << std::endl;
std::cout << "Usage:" << std::endl;
std::cout << " " << filename << " [device]" << std::endl;
std::cout << std::endl;
std::cout << " device integer selecting device from enumeration list (default 0)" << std::endl;
std::cout << " highgui capture devices are prefered" << std::endl;
std::cout << std::endl;
std::cout << "Keyboard Shortcuts:" << std::endl;
std::cout << " v: switch between three debug visualizations" << std::endl;
std::cout << " l: load marker configuration from mmarker.txt" << std::endl;
std::cout << " d: toggle the detection of non-readable markers" << std::endl;
std::cout << " q: quit" << std::endl;
std::cout << std::endl;
// Initialise CvTestbed
CvTestbed::Instance().SetVideoCallback(videocallback);
CvTestbed::Instance().SetKeyCallback(keycallback);
// Enumerate possible capture plugins
CaptureFactory::CapturePluginVector plugins = CaptureFactory::instance()->enumeratePlugins();
if (plugins.size() < 1) {
std::cout << "Could not find any capture plugins." << std::endl;
return 0;
}
// Display capture plugins
std::cout << "Available Plugins: ";
outputEnumeratedPlugins(plugins);
std::cout << std::endl;
// Enumerate possible capture devices
CaptureFactory::CaptureDeviceVector devices = CaptureFactory::instance()->enumerateDevices();
if (devices.size() < 1) {
std::cout << "Could not find any capture devices." << std::endl;
return 0;
}
// Check command line argument for which device to use
int selectedDevice = defaultDevice(devices);
if (argc > 1) {
selectedDevice = atoi(argv[1]);
}
if (selectedDevice >= (int)devices.size()) {
selectedDevice = defaultDevice(devices);
}
// Display capture devices
std::cout << "Enumerated Capture Devices:" << std::endl;
outputEnumeratedDevices(devices, selectedDevice);
std::cout << std::endl;
// Create capture object from camera
Capture *cap = CaptureFactory::instance()->createCapture(devices[selectedDevice]);
std::string uniqueName = devices[selectedDevice].uniqueName();
// Handle capture lifecycle and start video capture
// Note that loadSettings/saveSettings are not supported by all plugins
if (cap) {
std::stringstream settingsFilename;
settingsFilename << "camera_settings_" << uniqueName << ".xml";
calibrationFilename << "camera_calibration_" << uniqueName << ".xml";
cap->start();
cap->setResolution(640, 480);
if (cap->loadSettings(settingsFilename.str())) {
std::cout << "Loading settings: " << settingsFilename.str() << std::endl;
}
std::stringstream title;
title << "SampleMultiMarker (" << cap->captureDevice().captureType() << ")";
CvTestbed::Instance().StartVideo(cap, title.str().c_str());
if (cap->saveSettings(settingsFilename.str())) {
std::cout << "Saving settings: " << settingsFilename.str() << std::endl;
}
cap->stop();
delete cap;
}
else if (CvTestbed::Instance().StartVideo(0, argv[0])) {
}
else {
std::cout << "Could not initialize the selected capture backend." << std::endl;
}
return 0;
}
catch (const std::exception &e) {
std::cout << "Exception: " << e.what() << endl;
}
catch (...) {
std::cout << "Exception: unknown" << std::endl;
}
}
int main(int argc, char *argv[])
{
try {
// Output usage message
std::string filename(argv[0]);
filename = filename.substr(filename.find_last_of('\\') + 1);
std::cout << "SampleTrack" << std::endl;
std::cout << "===========" << std::endl;
std::cout << std::endl;
std::cout << "Description:" << std::endl;
std::cout << " This is an example of how to use the 'TrackerPsa', 'TrackerPsaRot'," << std::endl;
std::cout << " 'TrackerFeatures', 'TrackerStat' and 'TrackerStatRot' classes to" << std::endl;
std::cout << " track the optical flow of the video." << std::endl;
std::cout << std::endl;
std::cout << "Usage:" << std::endl;
std::cout << " " << filename << " [device]" << std::endl;
std::cout << std::endl;
std::cout << " device integer selecting device from enumeration list (default 0)" << std::endl;
std::cout << " highgui capture devices are prefered" << std::endl;
std::cout << std::endl;
std::cout << "Keyboard Shortcuts:" << std::endl;
std::cout << " r,t: reset tracker" << std::endl;
std::cout << " n,space: cycle through tracking algorithms" << std::endl;
std::cout << " q: quit" << std::endl;
std::cout << std::endl;
// Initialize font
cvInitFont(&font, CV_FONT_HERSHEY_PLAIN, 1.0, 1.0);
// Initialise CvTestbed
CvTestbed::Instance().SetVideoCallback(videocallback);
CvTestbed::Instance().SetKeyCallback(keycallback);
// Enumerate possible capture plugins
CaptureFactory::CapturePluginVector plugins = CaptureFactory::instance()->enumeratePlugins();
if (plugins.size() < 1) {
std::cout << "Could not find any capture plugins." << std::endl;
return 0;
}
// Display capture plugins
std::cout << "Available Plugins: ";
outputEnumeratedPlugins(plugins);
std::cout << std::endl;
// Enumerate possible capture devices
CaptureFactory::CaptureDeviceVector devices = CaptureFactory::instance()->enumerateDevices();
if (devices.size() < 1) {
std::cout << "Could not find any capture devices." << std::endl;
return 0;
}
// Check command line argument for which device to use
int selectedDevice = defaultDevice(devices);
if (argc > 1) {
selectedDevice = atoi(argv[1]);
}
if (selectedDevice >= (int)devices.size()) {
selectedDevice = defaultDevice(devices);
}
// Display capture devices
std::cout << "Enumerated Capture Devices:" << std::endl;
outputEnumeratedDevices(devices, selectedDevice);
std::cout << std::endl;
// Create capture object from camera
Capture *cap = CaptureFactory::instance()->createCapture(devices[selectedDevice]);
std::string uniqueName = devices[selectedDevice].uniqueName();
// Handle capture lifecycle and start video capture
// Note that loadSettings/saveSettings are not supported by all plugins
if (cap) {
std::stringstream settingsFilename;
settingsFilename << "camera_settings_" << uniqueName << ".xml";
calibrationFilename << "camera_calibration_" << uniqueName << ".xml";
cap->start();
cap->setResolution(640, 480);
if (cap->loadSettings(settingsFilename.str())) {
std::cout << "Loading settings: " << settingsFilename.str() << std::endl;
}
std::stringstream title;
title << "SampleTrack (" << cap->captureDevice().captureType() << ")";
CvTestbed::Instance().StartVideo(cap, title.str().c_str());
if (cap->saveSettings(settingsFilename.str())) {
std::cout << "Saving settings: " << settingsFilename.str() << std::endl;
}
cap->stop();
delete cap;
}
else if (CvTestbed::Instance().StartVideo(0, argv[0])) {
}
else {
std::cout << "Could not initialize the selected capture backend." << std::endl;
}
return 0;
}
catch (const std::exception &e) {
std::cout << "Exception: " << e.what() << endl;
}
catch (...) {
std::cout << "Exception: unknown" << std::endl;
}
}
int main(int argc, char *argv[])
{
try {
// Output usage message
std::string filename(argv[0]);
filename = filename.substr(filename.find_last_of('\\') + 1);
std::cout << "SampleMarkerlessDetector" << std::endl;
std::cout << "========================" << std::endl;
std::cout << std::endl;
std::cout << "Description:" << std::endl;
std::cout << " This is an example of how to use the 'FernImageDetector' and" << std::endl;
std::cout << " 'FernPoseEstimator' classes to detect and track an image and" << std::endl;
std::cout << " visualize it using 'GlutViewer'. The classification must first" << std::endl;
std::cout << " be trained with the SampleMarkerlessCreator sample and the" << std::endl;
std::cout << " resulting file passed as an argument to this sample." << std::endl;
std::cout << std::endl;
std::cout << " For optimal results, a high quality USB camera or a Firewire" << std::endl;
std::cout << " camera is necessary. It is also advised to calibrate the camera" << std::endl;
std::cout << " using the SampleCamCalib sample. It should be noted that the size" << std::endl;
std::cout << " of the trained image will affect the optimal distance for detection." << std::endl;
std::cout << std::endl;
std::cout << "Usage:" << std::endl;
std::cout << " " << filename << " filename [device]" << std::endl;
std::cout << std::endl;
std::cout << " filename the filename of classifier (.dat)" << std::endl;
std::cout << " device integer selecting device from enumeration list (default 0)" << std::endl;
std::cout << " highgui capture devices are prefered" << std::endl;
std::cout << std::endl;
std::cout << "Keyboard Shortcuts:" << std::endl;
std::cout << " q: quit" << std::endl;
std::cout << std::endl;
if (argc < 2) {
std::cout << "Filename not specified." << std::endl;
return 0;
}
std::string classifierFilename(argv[1]);
// Initialise GlutViewer and CvTestbed
GlutViewer::Start(argc, argv, 640, 480);
CvTestbed::Instance().SetVideoCallback(videocallback);
// Enumerate possible capture plugins
CaptureFactory::CapturePluginVector plugins = CaptureFactory::instance()->enumeratePlugins();
if (plugins.size() < 1) {
std::cout << "Could not find any capture plugins." << std::endl;
return 0;
}
// Display capture plugins
std::cout << "Available Plugins: ";
outputEnumeratedPlugins(plugins);
std::cout << std::endl;
// Enumerate possible capture devices
CaptureFactory::CaptureDeviceVector devices = CaptureFactory::instance()->enumerateDevices();
if (devices.size() < 1) {
std::cout << "Could not find any capture devices." << std::endl;
return 0;
}
// Check command line argument for which device to use
int selectedDevice = defaultDevice(devices);
if (argc > 2) {
selectedDevice = atoi(argv[2]);
}
if (selectedDevice >= (int)devices.size()) {
selectedDevice = defaultDevice(devices);
}
// Display capture devices
std::cout << "Enumerated Capture Devices:" << std::endl;
outputEnumeratedDevices(devices, selectedDevice);
std::cout << std::endl;
// Create capture object from camera
Capture *cap = CaptureFactory::instance()->createCapture(devices[selectedDevice]);
std::string uniqueName = devices[selectedDevice].uniqueName();
// Handle capture lifecycle and start video capture
// Note that loadSettings/saveSettings are not supported by all plugins
if (cap) {
std::cout << "Loading classifier." << std::endl;
if (!fernDetector.read(classifierFilename)) {
std::cout << "Loading classifier failed." << std::endl;
cap->stop();
delete cap;
return 1;
}
std::stringstream settingsFilename;
settingsFilename << "camera_settings_" << uniqueName << ".xml";
calibrationFilename << "camera_calibration_" << uniqueName << ".xml";
cap->start();
cap->setResolution(640, 480);
if (cap->loadSettings(settingsFilename.str())) {
std::cout << "Loading settings: " << settingsFilename.str() << std::endl;
}
std::stringstream title;
title << "SampleMarkerDetector (" << cap->captureDevice().captureType() << ")";
CvTestbed::Instance().StartVideo(cap, title.str().c_str());
if (cap->saveSettings(settingsFilename.str())) {
std::cout << "Saving settings: " << settingsFilename.str() << std::endl;
}
cap->stop();
delete cap;
}
else if (CvTestbed::Instance().StartVideo(0, argv[0])) {
}
else {
std::cout << "Could not initialize the selected capture backend." << std::endl;
}
return 0;
}
catch (const std::exception &e) {
std::cout << "Exception: " << e.what() << endl;
}
catch (...) {
std::cout << "Exception: unknown" << std::endl;
}
}