void QRCodeScanner::NewFrameSampled(void *buffer, int width, int height, long size)
{
Image img(width, height, "YUY2", buffer, size);
Image converted(img.convert(Y800));
int result = scanner->scan(converted);
if(result == 0) lastResult = std::string();
for (Image::SymbolIterator symbol = converted.symbol_begin(); symbol != converted.symbol_end(); ++symbol) {
if(symbol->get_data() != lastResult)
{
lastResult = symbol->get_data();
ShellExecuteA(NULL, "open", lastResult.c_str(), NULL, NULL, SW_SHOWNORMAL);
}
}
}
string QRScanner::getQRCode()
{
stringstream out;
// extract results
for(Image::SymbolIterator symbol = myImage->symbol_begin();
symbol != myImage->symbol_end();
++symbol) {
out << symbol->get_type_name() << symbol->get_data();
// do something useful with results
//cout << "decoded " << symbol->get_type_name()
// << " symbol \"" << symbol->get_data() << '"' << endl;
}
return out.str();
}
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
ImageScanner scanner;
//scanner.set_config(ZBAR_NONE, ZBAR_CFG_ENABLE, 1);
scanner.set_config(ZBAR_QRCODE, ZBAR_CFG_ENABLE, 1);
QImage qimage;
bool imgLoaded = qimage.load("C:/Users/emi/Dropbox/projekts/qt/zBar_32bit/codePictures/qrCode3.png");
if(imgLoaded == false)
{
qDebug() << "error loading image";
}
QImage convertedImage = qimage.convertToFormat(QImage::Format_Grayscale8,Qt::MonoOnly);
int width = convertedImage.width();
int height= convertedImage.height();
unsigned char * data = convertedImage.bits();
Image image(width, height, "Y800" , data, width*height);
// Image image(width, height, "GRAY" , data, width*height);
// scan the image for barcodes
int n = scanner.scan(image);
// extract results
for(Image::SymbolIterator symbol = image.symbol_begin();
symbol != image.symbol_end();
++symbol)
{
// do something useful with results
qDebug() << "decoded " << QString::fromStdString(symbol->get_type_name())
<< " symbol \"" << QString::fromStdString(symbol->get_data()) << '"' << endl;
}
// clean up
image.set_data(NULL, 0);
}
tResult cQrPlayer::ProcessVideo(adtf::IMediaSample* pISample)
{
RETURN_IF_POINTER_NULL(pISample);
// creating new temporary variables
adtf_util::cImage oImage;
const tVoid* l_pSrcBuffer;
// receiving data from inputsample, and saving to oImage
if (IS_OK(pISample->Lock(&l_pSrcBuffer)))
{
oImage.SetBits((tUInt8*) l_pSrcBuffer, &m_sInputFormat);
pISample->Unlock(l_pSrcBuffer);
}
// convert adtf-image to greyscaled image which is used by zbar
RETURN_IF_FAILED(oImage.Convert(&m_sProcessFormat));
// creates image which is used by the QR Scanner
Image image(m_sInputFormat.nWidth, m_sInputFormat.nHeight, "Y800", (unsigned char*)oImage.GetBitmap(), m_sInputFormat.nWidth * m_sInputFormat.nHeight);
// scan image for codes and check for errors
int n = m_qrScanner.scan(image);
if (n== -1) LOG_ERROR(cString::Format("QR Player: Error in QRScanner"));
// extract results to console
for(Image::SymbolIterator symbol = image.symbol_begin();
symbol != image.symbol_end();
++symbol) {
//print only new results
if (m_lastQRCode!=symbol->get_data())
{
m_lastQRCode=symbol->get_data();
}
ProcessCommand(cString(symbol->get_data().c_str()));
}
// clean up
image.set_data(NULL, 0);
RETURN_NOERROR;
}
void Frame::FindKeypoints(const cv::Mat& img)
{
std::chrono::steady_clock::time_point t1 = std::chrono::steady_clock::now();
scanimg = img;
int kPcount = 0;
zbar::ImageScanner scanner;
scanner.set_config( zbar::ZBAR_NONE, zbar::ZBAR_CFG_ENABLE, 1);
Image qrimage(scanimg.cols, scanimg.rows, "Y800", scanimg.data, scanimg.cols* scanimg.rows);
std::chrono::steady_clock::time_point t2 = std::chrono::steady_clock::now();
if( scanner.scan(qrimage) > 0){
for(Image::SymbolIterator symbol = qrimage.symbol_begin();symbol !=
qrimage.symbol_end();
++symbol)
{
kPcount++;
for(int k = 0; k < 4; k++)if(symbol->get_location_size()==4){
keyFeature kfeature;
cv::KeyPoint kp;
kp.pt.x = (float)symbol->get_location_x(k);
kp.pt.y = (float)symbol->get_location_y(k);
kfeature.kp = kp;
kfeature.marker_id = k;
kfeature.code_id = stoi(symbol->get_data());
frameKeyFeatures.push_back(kfeature);
//std::cout << "locations are " << symbol->get_location_x(k) <<" "<<symbol->get_location_y(k)<<std::endl;
cv::Point sympos = cv::Point( symbol->get_location_x(k), symbol->get_location_y(k));
cv::circle( scanimg, sympos, 4, cv::Scalar( 0, 0, 255 ), 3, 8 );
}
std::string out = "the id of code is " + symbol->get_data();
//std::cout << out<< std::endl;
//cv::imshow("123", scanimg);
}
std::chrono::steady_clock::time_point t3 = std::chrono::steady_clock::now();
double ttrack1 = std::chrono::duration_cast<std::chrono::microseconds>(t2 - t1).count();
double ttrack2 = std::chrono::duration_cast<std::chrono::microseconds>(t3 - t2).count();
double ttrack3 = std::chrono::duration_cast<std::chrono::microseconds>(t3 - t1).count();
//std::cout <<"ttrack1 "<< ttrack1 <<"us ttrack2 "<< ttrack2 <<"us ttrack3 is "<< ttrack3 <<"us"<< std::endl;
isKeyframe = true;
}
}
int main (int argc, char **argv)
{
unsigned long nowTime = getCurrentTime();
// std::cout<<"nowTime: "<<getCurrentTime()<<"\n";
if(argc < 2) return(1);
// create a reader
ImageScanner scanner;
// // configure the reader
scanner.set_config(ZBAR_NONE, ZBAR_CFG_ENABLE, 1);
/* obtain image data */
int width = 1920, height = 1080;
char *raw = (char*)malloc(width*height);
get_yuv_data(argv[1], width, height, raw);
// wrap image data
Image image(width, height, "Y800", raw, width * height);
// scan the image for barcodes
int n = scanner.scan(image);
if(0==n||-1==n)
{
printf("no symbols were found or -1 if an error occurs");
return -1;
}
// extract results
for(Image::SymbolIterator symbol = image.symbol_begin();
symbol != image.symbol_end();
++symbol)
{
// do something useful with results
cout << "decoded " << symbol->get_type_name()
<< " symbol \"" << symbol->get_data() << '"' << endl;
}
// clean up
image.set_data(NULL, 0);
free(raw);
std::cout<<getCurrentTime()-nowTime<<"\n";
return(0);
}
void code_qr::decoder(Mat& img_qr, string& message){
ImageScanner scanner;
scanner.set_config(ZBAR_NONE, ZBAR_CFG_ENABLE, 1);
Mat img;
img_qr.copyTo(img);
//if( !img.data ){
//return 0;
//}
Mat imgout;
cvtColor(img,imgout,CV_GRAY2RGB);
int width = img.cols;
int height = img.rows;
uchar *raw = (uchar *)img.data;
Image image(width, height, "Y800", raw, width * height);
int n = scanner.scan(image);
for(Image::SymbolIterator symbol = image.symbol_begin(); symbol != image.symbol_end(); ++symbol) {
message = symbol->get_data();
//cout << "decoded " << symbol->get_type_name()<< " symbol \"" << symbol->get_data() << '"' <<" "<< endl;
}
image.set_data(NULL, 0);
}
/**
* This is a (modified) test program written by Michael Young
* (https://github.com/ayoungprogrammer/WebcamCodeScanner). It was modified to
* work with the Raspicam.
*/
int main(int argc, char* argv[])
{
PiCamera cam; // open the video camera no. 0
ImageScanner scanner;
scanner.set_config(ZBAR_NONE, ZBAR_CFG_ENABLE, 1);
namedWindow("MyVideo",CV_WINDOW_AUTOSIZE); //create a window called "MyVideo"
while (1)
{
Mat frame = cam.Snap();
Mat grey;
cvtColor(frame,grey,CV_BGR2GRAY);
int width = frame.cols;
int height = frame.rows;
uchar *raw = (uchar *)grey.data;
// wrap image data
zbar::Image image(width, height, "Y800", raw, width * height);
// scan the image for barcodes
int n = scanner.scan(image);
// extract results
for(Image::SymbolIterator symbol = image.symbol_begin();
symbol != image.symbol_end();
++symbol) {
vector<Point> vp;
// do something useful with results
cout << "decoded " << symbol->get_type_name() << " symbol \"" << symbol->get_data() << '"' <<" "<< endl;
int n = symbol->get_location_size();
for(int i=0;i<n;i++){
vp.push_back(Point(symbol->get_location_x(i),symbol->get_location_y(i)));
}
RotatedRect r = minAreaRect(vp);
Point2f pts[4];
r.points(pts);
for(int i=0;i<4;i++){
line(frame,pts[i],pts[(i+1)%4],Scalar(255,0,0),3);
}
}
imshow("MyVideo", frame); //show the frame in "MyVideo" window
if (waitKey(30) == 27) //wait for 'esc' key press for 30ms. If 'esc' key is pressed, break loop
{
cout << "esc key is pressed by user" << endl;
break;
}
}
return 0;
}
int main(int argc, char **argv) {
int cam_idx = 0;
if (argc == 2) {
cam_idx = atoi(argv[1]);
}
VideoCapture cap(cam_idx);
if (!cap.isOpened()) {
cerr << "Could not open camera." << endl;
exit(EXIT_FAILURE);
}
//cap.set(CV_CAP_PROP_FRAME_WIDTH, 640);
//cap.set(CV_CAP_PROP_FRAME_HEIGHT, 480);
namedWindow("captured", CV_WINDOW_AUTOSIZE);
// Create a zbar reader
ImageScanner scanner;
// Configure the reader
scanner.set_config(ZBAR_NONE, ZBAR_CFG_ENABLE, 1);
for (;;) {
// Capture an OpenCV frame
cv::Mat frame, frame_grayscale;
cap >> frame;
// Convert to grayscale
cvtColor(frame, frame_grayscale, CV_BGR2GRAY);
// Obtain image data
int width = frame_grayscale.cols;
int height = frame_grayscale.rows;
uchar *raw = (uchar *)(frame_grayscale.data);
// Wrap image data
Image image(width, height, "Y800", raw, width * height);
// Scan the image for barcodes
//int n = scanner.scan(image);
scanner.scan(image);
// Extract results
int counter = 0;
for (Image::SymbolIterator symbol = image.symbol_begin(); symbol != image.symbol_end(); ++symbol) {
time_t now;
tm *current;
now = time(0);
current = localtime(&now);
// do something useful with results
cout << "[" << current->tm_hour << ":" << current->tm_min << ":" << setw(2) << setfill('0') << current->tm_sec << "] " << counter << " "
<< "decoded " << symbol->get_type_name()
<< " symbol \"" << symbol->get_data() << '"' << endl;
//cout << "Location: (" << symbol->get_location_x(0) << "," << symbol->get_location_y(0) << ")" << endl;
//cout << "Size: " << symbol->get_location_size() << endl;
// Draw location of the symbols found
if (symbol->get_location_size() == 4) {
//rectangle(frame, Rect(symbol->get_location_x(i), symbol->get_location_y(i), 10, 10), Scalar(0, 255, 0));
line(frame, Point(symbol->get_location_x(0), symbol->get_location_y(0)), Point(symbol->get_location_x(1), symbol->get_location_y(1)), Scalar(0, 255, 0), 2, 8, 0);
line(frame, Point(symbol->get_location_x(1), symbol->get_location_y(1)), Point(symbol->get_location_x(2), symbol->get_location_y(2)), Scalar(0, 255, 0), 2, 8, 0);
line(frame, Point(symbol->get_location_x(2), symbol->get_location_y(2)), Point(symbol->get_location_x(3), symbol->get_location_y(3)), Scalar(0, 255, 0), 2, 8, 0);
line(frame, Point(symbol->get_location_x(3), symbol->get_location_y(3)), Point(symbol->get_location_x(0), symbol->get_location_y(0)), Scalar(0, 255, 0), 2, 8, 0);
}
// Get points
/*for (Symbol::PointIterator point = symbol.point_begin(); point != symbol.point_end(); ++point) {
cout << point << endl;
} */
counter++;
}
// Show captured frame, now with overlays!
imshow("captured", frame);
// clean up
image.set_data(NULL, 0);
waitKey(30);
}
return 0;
}
JNIEXPORT void JNICALL Java_com_example_qr_MainActivity_nativeDetect(
JNIEnv * jenv, jclass, jlong imageGray) {
LOGD(
"Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeDetect enter");
try {
vector<Rect> RectFaces;
// ((DetectionBasedTracker*)thiz)->process(*((Mat*)imageGray));
// ((DetectionBasedTracker*)thiz)->getObjects(RectFaces);
// vector_Rect_to_Mat(RectFaces, *((Mat*)faces));
Mat img = *((Mat*) imageGray);
Mat imgout;
cvtColor(img, imgout, CV_GRAY2RGB);
int width = img.cols;
int height = img.rows;
uchar *raw = (uchar *) img.data;
// uchar *raw = (uchar *) imageGray;
// wrap image data
Image image(width, height, "Y800", raw, width * height);
// scan the image for barcodes
ImageScanner scanner;
scanner.set_config(ZBAR_NONE, ZBAR_CFG_ENABLE, 1);
int n = scanner.scan(image);
// extract results
for (Image::SymbolIterator symbol = image.symbol_begin();
symbol != image.symbol_end(); ++symbol) {
vector<Point> vp;
// do something useful with results
cout << "decoded " << symbol->get_type_name() << " symbol \""
<< symbol->get_data() << '"' << " " << endl;
int n = symbol->get_location_size();
for (int i = 0; i < n; i++) {
vp.push_back(
Point(symbol->get_location_x(i),
symbol->get_location_y(i)));
}
RotatedRect r = minAreaRect(vp);
Point2f pts[4];
r.points(pts);
for (int i = 0; i < 4; i++) {
line(imgout, pts[i], pts[(i + 1) % 4], Scalar(255, 0, 0), 3);
}
cout << "Angle: " << r.angle << endl;
}
imshow("imgout.jpg", imgout);
// clean up
image.set_data(NULL, 0);
waitKey();
} catch (cv::Exception& e) {
LOGD("nativeCreateObject caught cv::Exception: %s", e.what());
jclass je = jenv->FindClass("org/opencv/core/CvException");
if (!je)
je = jenv->FindClass("java/lang/Exception");
jenv->ThrowNew(je, e.what());
} catch (...) {
LOGD("nativeDetect caught unknown exception");
jclass je = jenv->FindClass("java/lang/Exception");
jenv->ThrowNew(je,
"Unknown exception in JNI code DetectionBasedTracker.nativeDetect()");
}
LOGD(
"Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeDetect exit");
}
int main(int argc, char *argv[])
{
AmConfig *config = new AmConfig();
int enable_send_ipaddr = 0;
unsigned short server_msg_port = 4848;//hard default code here
unsigned short local_msg_port = 8484;//hard default code here
int i = 0;
int dgram_socket = -1;
struct sockaddr_in dest_addr;
int get_url = 0;
char server_ip_addr_buffer[64] = {0};
char local_ip_addr_buffer[INET6_ADDRSTRLEN + 4] = {0};//plus 4 for safe
char local_rtsp_url_buffer[128] = {0};
//If you have different config, please set it here
config->set_vin_config_path(SIMPLE_CAM_VIN_CONFIG);
//config->set_vout_config_path (vout_config_path);
//config->set_vdevice_config_path (vdevice_config_path);
//config->set_record_config_path (record_config_path);
//simple check arguments
if (argc > 1) {
for (i = 0; i < argc; ++ i) {
if (!strcmp("--enable-msgport", argv[i])) {
enable_send_ipaddr = 1;
fprintf(stdout, "\tparams: enable msg port.\n");
} else if (!strcmp("--msgport", argv[i])) {
++ i;
server_msg_port = atoi(argv[i]);
fprintf(stdout, "\tparams: msg port %hu.\n", server_msg_port);
} else if (!strcmp("--localmsgport", argv[i])) {
++ i;
local_msg_port = atoi(argv[i]);
fprintf(stdout, "\tparams: local msg port %hu.\n", local_msg_port);
}
}
}
if (config && config->load_vdev_config()) {
VDeviceParameters *vdevConfig = config->vdevice_config();
YBufferFormat yBuffer = {0};
ImageScanner zbarScanner;
int retVal = 0;
int count = 0;
if (vdevConfig) {
AmSimpleCam simplecam(vdevConfig);
for (uint32_t i = 0; i < vdevConfig->vin_number; ++ i) {
simplecam.set_vin_config(config->vin_config(i), i);
}
for (uint32_t i = 0; i < vdevConfig->vout_number; ++ i) {
simplecam.set_vout_config(config->vout_config(i), i);
}
simplecam.set_encoder_config(config->encoder_config());
for (uint32_t i = 0; i < vdevConfig->stream_number; ++ i) {
simplecam.set_stream_config(config->stream_config(i), i);
}
do {
if (simplecam.get_y_data(&yBuffer)) {
Image image(yBuffer.y_width, yBuffer.y_height, "Y800",
yBuffer.y_addr, yBuffer.y_width * yBuffer.y_height);
if (AM_LIKELY((retVal = zbarScanner.scan(image)) > 0)) {
for (Image::SymbolIterator symbol = image.symbol_begin();
symbol != image.symbol_end(); ++ symbol) {
fprintf(stdout, "\n%s\n\n", symbol->get_data().c_str());
if (enable_send_ipaddr) {
get_url = 1;
strncpy(server_ip_addr_buffer, symbol->get_data().c_str(),
sizeof(server_ip_addr_buffer) - 1);
server_ip_addr_buffer[sizeof(server_ip_addr_buffer) - 1] = 0x0;
}
}
} else if (retVal == 0) {
NOTICE("No symbold found!");
} else if (retVal < 0) {
ERROR("Zbar scan error!");
}
} else {
ERROR("Failed to get Y data!");
}
++ count;
} while ((retVal <= 0) && (count < 20));
if (count >= 20) {
ERROR("Failed to resolve symbol!");
}
} else {
ERROR("Faild to get VideoDevice's configurations!");
}
delete config;
} else {
ERROR("Failed to load configurations!");
}
//parse host ipaddress, and port, have
if (enable_send_ipaddr && get_url) {
dgram_socket = _setup_datagram_socket(INADDR_ANY, local_msg_port, false);
if (_build_addr_from_url(&dest_addr, server_ip_addr_buffer,
server_msg_port) < 0) {
ERROR("build addr fail, url %s\n", server_ip_addr_buffer);
} else {
//send rtsp url to server
_get_local_ip_address(local_ip_addr_buffer);
_buildup_rtsp_url(local_ip_addr_buffer, local_rtsp_url_buffer,
sizeof(local_rtsp_url_buffer) - 1, "stream1+stream2");
_post_msg_to_server(local_rtsp_url_buffer, &dest_addr, dgram_socket);
}
if (dgram_socket >= 0) {
close(dgram_socket);
}
}
return 0;
}
bool AmQrcodeReader::qrcode_read(const char *result_path)
{
FILE *fp = NULL;
bool ret = true;
AmConfig *config = NULL;
VDeviceParameters *vdev_config = NULL;
AmSimpleCam *simple_cam = NULL;
do {
if (AM_UNLIKELY(NULL == (fp = fopen(result_path, "w+")))) {
ERROR("Failed to open %s: %s", result_path, strerror(errno));
ret = false;
break;
}
if (AM_UNLIKELY(NULL == (config = new AmConfig()))) {
ERROR("Failed to create an instance of AmConfig!");
ret = false;
break;
}
config->set_vin_config_path(vin_config_path);
if (AM_UNLIKELY(!config->load_vdev_config ())) {
ERROR("Failed to load vdev configurations!");
ret = false;
break;
}
if (AM_UNLIKELY(NULL == (vdev_config = config->vdevice_config()))) {
ERROR("Failed to get vdevice configurations!");
ret = false;
break;
}
if (AM_UNLIKELY(NULL == (simple_cam = new AmSimpleCam(vdev_config)))) {
ERROR("Failed to create simplecam instance!");
ret = false;
break;
} else {
for (uint32_t i = 0; i < vdev_config->vin_number; i ++) {
simple_cam->set_vin_config(config->vin_config(i), i);
}
for (uint32_t i = 0; i < vdev_config->vout_number; i ++) {
simple_cam->set_vout_config(config->vout_config(i), i);
}
simple_cam->set_encoder_config(config->encoder_config());
for (uint32_t i = 0; i < vdev_config->stream_number; ++ i) {
simple_cam->set_stream_config(config->stream_config(i), i);
}
if (!simple_cam->enter_preview()) {
ERROR("Simple camera failed to enter preview!");
ret = false;
break;
} else {
int ret_val = 0;
int count = 0;
YBufferFormat y_buffer = { 0 };
ImageScanner zbar_scanner;
do {
if (simple_cam->get_y_data(&y_buffer)) {
Image image(y_buffer.y_width,
y_buffer.y_height,
"Y800",
y_buffer.y_addr,
y_buffer.y_width * y_buffer.y_height);
if ((ret_val = zbar_scanner.scan(image)) > 0) {
for (Image::SymbolIterator symbol = image.symbol_begin();
symbol != image.symbol_end(); ++ symbol) {
fputs(symbol->get_data().c_str(), fp);
}
} else if (ret_val == 0) {
NOTICE("No symbol found");
} else {
ERROR("Zbar scan error!");
}
} else {
ERROR("Failed to get Y data!");
}
} while ((ret_val <= 0) && (++ count < 10));
if ((ret_val <= 0) && (count >= 10)) {
ERROR("Failed to resolve symbol!");
ret = false;
break;
}
}
}
} while (0);
if (AM_LIKELY(fp)) {
fputs("\n", fp);
fclose(fp);
}
if (AM_UNLIKELY(!ret)) {
/* delete wifi.conf when qr code fails to read wifi configuration */
if (AM_UNLIKELY(result_path && (remove(result_path) < 0))) {
ERROR("Failed to remove %s: %s", result_path, strerror (errno));
}
}
delete config;
delete simple_cam;
return ret;
}
int main(int argc, char *argv[])
{
if (argc < 2 || argc > 3) {
NOTICE("Usage: %s <YUV filename>", argv[0]);
return 0;
}
int status;
FILE *fp = NULL;
AmConfig *config = new AmConfig();
char command[128];
snprintf(command, sizeof(command),
"ImageServerDaemon");
status = system(command);
if (WEXITSTATUS(status)) {
ERROR("Failed to run ImageServerDaemon");
}
if (NULL == (fp = fopen(argv[1],"wb+"))) {
ERROR("Failed to open %s: %s", argv[1], strerror(errno));
return -1;
}
//If you have different config, please set it here
config->set_vin_config_path(SIMPLE_CAM_VIN_CONFIG);
//config->set_vout_config_path (vout_config_path);
//config->set_vdevice_config_path (vdevice_config_path);
//config->set_record_config_path (record_config_path);
if (config && config->load_vdev_config()) {
VDeviceParameters *vdevConfig = config->vdevice_config();
if (vdevConfig) {
AmSimpleCam simplecam(vdevConfig);
for (uint32_t i = 0; i < vdevConfig->vin_number; ++ i) {
simplecam.set_vin_config(config->vin_config(i), i);
}
for (uint32_t i = 0; i < vdevConfig->vout_number; ++ i) {
simplecam.set_vout_config(config->vout_config(i), i);
}
simplecam.set_encoder_config(config->encoder_config());
for (uint32_t i = 0; i < vdevConfig->stream_number; ++ i) {
simplecam.set_stream_config(config->stream_config(i), i);
}
if (AM_LIKELY(simplecam.enter_preview())) {
YBufferFormat yBuffer = {0};
ImageScanner zbarScanner;
int retVal = 0;
int count = 0;
do {
if (simplecam.get_y_data(&yBuffer)) {
Image image(yBuffer.y_width, yBuffer.y_height, "Y800",
yBuffer.y_addr, yBuffer.y_width * yBuffer.y_height);
if (AM_LIKELY((retVal = zbarScanner.scan(image)) > 0)) {
for (Image::SymbolIterator symbol = image.symbol_begin();
symbol != image.symbol_end(); ++ symbol) {
fprintf(stdout, "\n%s\n\n", symbol->get_data().c_str());
}
snprintf(command, sizeof(command),
"aplay -vv -fdat ./OK.wav");
status = system(command);
if (WEXITSTATUS(status)) {
ERROR("Failed to play wav file");
}
size_t written = fwrite(yBuffer.y_addr, sizeof(uint8_t),
yBuffer.y_height * yBuffer.y_width, fp);
NOTICE("written data: %d Bytes, width: %d, height: %d.",
written, yBuffer.y_width, yBuffer.y_height);
} else if (retVal == 0) {
NOTICE("No symbold found!");
} else if (retVal < 0) {
ERROR("Zbar scan error!");
}
} else {
ERROR("Failed to get Y data!");
}
++ count;
} while ((retVal <= 0) && (count < 20));
if (count >= 20) {
snprintf(command, sizeof(command),
"aplay -vv -fdat ./ERROR.wav");
status = system(command);
if (WEXITSTATUS(status)) {
ERROR("Failed to play wav file");
}
ERROR("Failed to resolve symbol!");
size_t written = fwrite(yBuffer.y_addr, sizeof(uint8_t),
yBuffer.y_height * yBuffer.y_width, fp);
NOTICE("written data: %d Bytes, width: %d, height: %d.",
written, yBuffer.y_width, yBuffer.y_height);
}
} else {
ERROR("Failed to enter preview!");
}
} else {
ERROR("Faild to get VideoDevice's configurations!");
}
delete config;
} else {
ERROR("Failed to load configurations!");
}
snprintf(command, sizeof(command),
"ImageServerDaemon -k");
status = system(command);
if (WEXITSTATUS(status)) {
ERROR("Failed to kill ImageServerDaemon");
}
fclose(fp);
return 0;
}
void QrTracker::track(Mat frame, int &size_x, int &size_y, string &data, Point2f &p1, Point2f &p2, Point2f &p3, Point2f &p4)
{
Mat frame_grayscale;
cvtColor(frame, frame_grayscale, COLOR_BGR2HSV);
// wrap image
int width = frame_grayscale.cols;
int height = frame_grayscale.rows;
uchar *raw = (uchar *)(frame_grayscale.data);
Image image(width, height, "Y800", raw, width * height);
//Scan the image for QRcodes
scanner.scan(image);
for (Image::SymbolIterator symbol = image.symbol_begin(); symbol != image.symbol_end(); ++symbol)
{
//Size
size_x = symbol->get_location_x(2) - symbol->get_location_x(1);
size_y = symbol->get_location_y(1) - symbol->get_location_y(0);
//Data
data = symbol->get_data().c_str();
//Points
if (symbol->get_location_size() == 4)
{
p1 = Point2f(symbol->get_location_x(0), symbol->get_location_y(0));
p2 = Point2f(symbol->get_location_x(1), symbol->get_location_y(1));
p3 = Point2f(symbol->get_location_x(2), symbol->get_location_y(2));
p4 = Point2f(symbol->get_location_x(3), symbol->get_location_y(3));
}
else
{
p1 = Point2f(-1,-1);
p2 = Point2f(-1,-1);
p3 = Point2f(-1,-1);
p4 = Point2f(-1,-1);
}
}
}