34 Commits

Author SHA1 Message Date
ishak jmilou.ishak
810309c37d front to see if data is correct 2024-12-18 12:45:25 +01:00
ishak jmilou.ishak
ddeeb379cf fixed error from braces 2024-12-18 12:42:15 +01:00
ishak jmilou.ishak
29cfa86b5f returned try catch 2024-12-18 12:36:38 +01:00
ishak jmilou.ishak
f0b87de63d switched to older version 2024-12-18 12:30:41 +01:00
ishak jmilou.ishak
1ecd474ca1 switched to this branch 2024-12-18 12:28:59 +01:00
ishak jmilou.ishak
072b54af04 added kobuki_message 2024-12-17 15:49:32 +01:00
ishak jmilou.ishak
e0560d7162 changed mqtt port 2024-12-17 15:43:05 +01:00
ishak jmilou.ishak
b1d5e8548c got code from other branch 2024-12-17 15:26:19 +01:00
ishak jmilou.ishak
4da91f22ca changed 2024-12-17 15:03:21 +01:00
ishak jmilou.ishak
c4d2888fbf changed order 2024-12-17 14:58:31 +01:00
ishak jmilou.ishak
4307d0a8d5 test if i still get error 2024-12-17 14:57:01 +01:00
ishak jmilou.ishak
12c4e63022 test 2024-12-17 14:48:39 +01:00
ishak jmilou.ishak
9ea6ed5e2d removed in /move 2024-12-17 14:43:13 +01:00
ishak jmilou.ishak
92992288b5 returned function i removed by accident 2024-12-17 14:41:13 +01:00
ishak jmilou.ishak
ef572c6539 made function for db connection 2024-12-17 14:38:16 +01:00
ishak jmilou.ishak
10a7a2b98c add direction to db when pressed button 2024-12-17 14:08:42 +01:00
ishak jmilou.ishak
651dcbc6a5 see if connection is actually made 2024-12-17 14:01:15 +01:00
ishak jmilou.ishak
3c3f8b93db changed data i want to execute 2024-12-17 13:58:18 +01:00
ishak jmilou.ishak
d6c3383ef0 check to see if website is updated 2024-12-17 13:44:35 +01:00
ishak jmilou.ishak
df6a49bbaa test to get db info 2024-12-17 13:42:14 +01:00
ishak jmilou.ishak
c0186f935d start verslag 2024-12-17 13:37:16 +01:00
ishak jmilou.ishak
869f320446 fixed typo 2024-12-12 14:01:35 +01:00
ishak jmilou.ishak
820cb39781 changed mysql package 2024-12-12 14:00:26 +01:00
ishak jmilou.ishak
5c4a0f1e9d busy with sending command to database 2024-12-11 18:45:22 +01:00
ishak jmilou.ishak
e77aa4b2dc try to get data from database 2024-12-11 14:54:33 +01:00
ishak jmilou.ishak
b2432ab9cd removed execute to test if page works 2024-12-11 14:39:47 +01:00
ishak jmilou.ishak
93167e67f6 changed table name 2024-12-09 15:01:29 +01:00
ishak jmilou.ishak
3bb40d5929 Replace MariaDB connection with Flask-MySQLdb integration 2024-12-09 14:59:42 +01:00
ishak jmilou.ishak
9689d70104 Uncommented mariadb conn 2024-12-09 13:12:51 +01:00
ishak jmilou.ishak
01535607fc removed mariadb 2024-12-09 10:14:10 +01:00
ishak jmilou.ishak
f0637f4ba8 final etische aspecten 2024-12-09 10:13:53 +01:00
ishak jmilou.ishak
14a62c022c start van visie op etische aspecten 2024-12-07 22:11:03 +01:00
ishak jmilou.ishak
cd374dab81 rename index route to database and update response message 2024-12-05 13:40:34 +01:00
ishak jmilou.ishak
f9cb54a1cf start db connection 2024-12-04 17:46:40 +01:00
30 changed files with 367 additions and 1721 deletions

3
.gitignore vendored
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@@ -13,7 +13,7 @@ src/Socket/a.out
src/C++/Driver/cmake_install.cmake
src/C++/Socket/a.out
src/C++/Driver/Makefile
vgcore*
src/C++/Driver/vgcore*
src/C++/Driver/cmake_install.cmake
src/C++/Driver/Makefile
src/C++/Driver/log
@@ -31,4 +31,3 @@ CMakeFiles/
Makefile
CMakeCache.txt
cmake_install.cmake
src/C++/OpenCV/main

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@@ -1,20 +0,0 @@
# OpenCV
## Requirements
For the camera we want it to detect what is happening on the video feed and identify it so it can identify dangers.
## Issues
* OpenCL not grabbing gpu
* Solution: https://github.com/Smorodov/Multitarget-tracker/issues/93
## Installation
### Dependencies
* glew
* opencv
## Sources
* https://github.com/UnaNancyOwen/OpenCVDNNSample/tree/master

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@@ -0,0 +1 @@
# retro sprint 4

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@@ -6,10 +6,7 @@ set(CMAKE_CXX_STANDARD 23)
find_library(PAHO_MQTTPP_LIBRARY paho-mqttpp3 PATHS /usr/local/lib)
find_library(PAHO_MQTT_LIBRARY paho-mqtt3a PATHS /usr/local/lib)
# Find OpenCV package
find_package(OpenCV REQUIRED)
find_package(OpenEXR REQUIRED)
include_directories(${OpenCV_INCLUDE_DIRS})
include_directories(/usr/local/include)
set(SOURCE_FILES
src/KobukiDriver/KobukiParser.cpp
@@ -23,4 +20,4 @@ set(SOURCE_FILES
add_executable(kobuki_control ${SOURCE_FILES})
# Link the static libraries
target_link_libraries(kobuki_control ${PAHO_MQTTPP_LIBRARY} ${PAHO_MQTT_LIBRARY} ${OpenCV_LIBS} pthread OpenEXR::OpenEXR)
target_link_libraries(kobuki_control ${PAHO_MQTTPP_LIBRARY} ${PAHO_MQTT_LIBRARY} pthread)

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@@ -509,6 +509,32 @@ void CKobuki::doRotation(long double th) {
usleep(25 * 1000);
}
// combines navigation to a coordinate and rotation by an angle, performs
// movement to the selected coordinate in the robot's coordinate system
void CKobuki::goToXy(long double xx, long double yy) {
long double th;
yy = yy * -1;
th = atan2(yy, xx);
doRotation(th);
long double s = sqrt(pow(xx, 2) + pow(yy, 2));
// resetnem suradnicovu sustavu robota
x = 0;
y = 0;
iterationCount = 0;
theta = 0;
// std::cout << "mam prejst: " << s << "[m]" << std::endl;
goStraight(s);
usleep(25 * 1000);
return;
}
/// @brief Makes the robot move forward for 3 seconds
/// @param speedvalue How fast it will drive forward from 0 - 1024
void CKobuki::forward(int speedvalue) {

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@@ -31,6 +31,7 @@
#include <chrono>
#include <sstream>
#include "KobukiParser.h"
#include "graph.h"
using namespace std;

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@@ -0,0 +1,71 @@
#ifndef GRAPH1010
#define GRAPH1010
#include <stdio.h>
#include <stdlib.h>
#include <vector>
using namespace std;
#define GRAPH_ENABLED true
class plot {
public:
FILE *gp;
bool enabled,persist;
plot(bool _persist=false,bool _enabled=GRAPH_ENABLED) {
enabled=_enabled;
persist=_persist;
if (enabled) {
if(persist)
gp=popen("gnuplot -persist","w");
else
gp=popen("gnuplot","w");
}
}
void plot_data(vector<float> x,const char* style="points",const char* title="Data") {
if(!enabled)
return;
fprintf(gp,"set title '%s' \n",title);
fprintf(gp,"plot '-' w %s \n",style);
for(int k=0;k<x.size();k++) {
fprintf(gp,"%f\n",x[k]);
}
fprintf(gp,"e\n");
fflush(gp);
}
void plot_data(vector<float> x,vector<float> y,const char* style="points",const char* title="Data") {
if(!enabled)
return;
fprintf(gp,"set title '%s' \n",title);
fprintf(gp,"plot '-' w %s \n",style);
for(int k=0;k<x.size();k++) {
fprintf(gp,"%f %f \n",x[k],y[k]);
}
fprintf(gp,"e\n");
fflush(gp);
}
~plot() {
if(enabled)
pclose(gp);
}
};
/*
int main(int argc,char **argv) {
plot p;
for(int a=0;a<100;a++) {
vector<float> x,y;
for(int k=a;k<a+200;k++) {
x.push_back(k);
y.push_back(k*k);
}
p.plot_data(x,y);
}
return 0;
}
*/
#endif

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@@ -5,7 +5,6 @@ MqttClient::MqttClient(const std::string& address, const std::string& clientId,
//here all the @PARAMS are getting set for the connection
: client_(address, clientId), username_(username), password_(password), callback_(*this) {
client_.set_callback(callback_);
options.set_clean_session(true);
options.set_mqtt_version(MQTTVERSION_3_1_1); // For MQTT 3.1.1
if (!username_.empty() && !password_.empty()) {

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@@ -3,15 +3,11 @@
#include <thread>
#include "MQTT/MqttClient.h"
#include "KobukiDriver/CKobuki.h"
#include <opencv4/opencv2/opencv.hpp>
#include <opencv4/opencv2/core.hpp>
using namespace std;
using namespace cv;
CKobuki robot;
std::string readMQTT();
void parseMQTT(std::string message);
void CapnSend();
//ip, clientID, username, password
MqttClient client("ws://145.92.224.21/ws/", "KobukiRPI", "rpi", "rpiwachtwoordofzo"); // create a client object
std::string message = "stop";
@@ -21,7 +17,7 @@ void sendKobukiData(TKobukiData &data);
void setup()
{
unsigned char *null_ptr(0);
robot.startCommunication("/dev/ttyUSB0", true, null_ptr);
// robot.startCommunication("/dev/ttyUSB0", true, null_ptr);
//connect mqtt server and sub to commands
client.connect();
@@ -30,18 +26,18 @@ void setup()
int main()
{
// Unset the http_proxy environment variable
setup();
std::thread image (CapnSend);
std::thread safety([&]() { robot.robotSafety(&message); });
std::thread sendMqtt([&]() { sendKobukiData(robot.parser.data); });
while(true){
parseMQTT(readMQTT());
}
sendMqtt.join();
safety.join();
image.join();
}
std::string readMQTT()
@@ -61,7 +57,7 @@ void parseMQTT(std::string message)
{
if (message == "up")
{
robot.forward(350);
robot.forward(1024);
}
else if (message == "left")
{
@@ -73,7 +69,7 @@ void parseMQTT(std::string message)
}
else if (message == "down")
{
robot.forward(-350);
robot.forward(-800);
}
else if (message == "stop")
{
@@ -280,31 +276,3 @@ void sendKobukiData(TKobukiData &data) {
std::this_thread::sleep_for(std::chrono::milliseconds(1000));
}
}
void CapnSend() {
VideoCapture cap(0);
if (!cap.isOpened()) {
cerr << "Error: Could not open camera" << endl;
return;
}
Mat frame;
while (true) {
cap >> frame; // Capture a new image frame
if (frame.empty()) {
cerr << "Error: Could not capture image" << endl;
continue;
}
// Convert the image to a byte array
vector<uchar> buf;
imencode(".jpg", frame, buf);
auto* enc_msg = reinterpret_cast<unsigned char*>(buf.data());
// Publish the image data
client.publishMessage("kobuki/cam", string(enc_msg, enc_msg + buf.size()));
cout << "Sent image" << endl;
std::this_thread::sleep_for(std::chrono::milliseconds(300)); // Send image every 1000ms
}
}

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@@ -0,0 +1,15 @@
cmake_minimum_required(VERSION 3.10)
set(CMAKE_CXX_STANDARD 23)
# Find the Paho MQTT C++ library
find_library(PAHO_MQTTPP_LIBRARY paho-mqttpp3 PATHS /usr/local/lib)
find_library(PAHO_MQTT_LIBRARY paho-mqtt3a PATHS /usr/local/lib)
# Include the headers
include_directories(/usr/local/include)
# Add the executable
add_executable(my_program main.cpp)
# Link the libraries
target_link_libraries(my_program ${PAHO_MQTTPP_LIBRARY} ${PAHO_MQTT_LIBRARY})

64
src/C++/MQTT/main.cpp Normal file
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@@ -0,0 +1,64 @@
#include <iostream>
#include <mqtt/async_client.h>
#include <thread> // For std::this_thread::sleep_for
#include <chrono> // For std::chrono::seconds
// Define the address of the MQTT broker, the client ID, and the topic to subscribe to.
const std::string ADDRESS("mqtt://localhost:1883"); // Broker address (Raspberry Pi)
const std::string CLIENT_ID("raspberry_pi_client");
const std::string TOPIC("home/commands");
// Define a callback class that handles incoming messages and connection events.
class callback : public virtual mqtt::callback {
// Called when a message arrives on a subscribed topic.
void message_arrived(mqtt::const_message_ptr msg) override {
std::cout << "Received message: '" << msg->get_topic()<< "' : " << msg->to_string() << std::endl;
}
// Called when the connection to the broker is lost.
void connection_lost(const std::string& cause) override {
std::cerr << "Connection lost. Reason: " << cause << std::endl;
}
// Called when a message delivery is complete.
void delivery_complete(mqtt::delivery_token_ptr token) override {
std::cout << "Message delivered!" << std::endl;
}
};
int main() {
// Create an MQTT async client and set up the callback class.
mqtt::async_client client(ADDRESS, CLIENT_ID);
callback cb;
client.set_callback(cb);
// Set up the connection options (such as username and password).
mqtt::connect_options connOpts;
connOpts.set_clean_session(true);
connOpts.set_user_name("ishak");
connOpts.set_password("kobuki");
connOpts.set_mqtt_version(MQTTVERSION_3_1_1);
try {
// Try to connect to the broker and wait until successful.
std::cout << "Connecting to broker..." << std::endl;
client.connect(connOpts)->wait(); // Connect with the provided options
std::cout << "Connected!" << std::endl;
// Subscribe to the specified topic and wait for confirmation.
std::cout << "Subscribing to topic: " << TOPIC << std::endl;
client.subscribe(TOPIC, 1)->wait(); // Subscribe with QoS level 1
// Keep the program running to continue receiving messages from the broker.
while (true) {
std::this_thread::sleep_for(std::chrono::seconds(1)); // Sleep to reduce CPU usage
}
} catch (const mqtt::exception &exc) {
// Catch any MQTT exceptions and display the error message.
std::cerr << "Error: " << exc.what() << std::endl;
return 1;
}
return 0; // Return 0 to indicate successful execution
}

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@@ -1,44 +0,0 @@
cmake_minimum_required( VERSION 3.6 )
# Require C++11 (or later)
set( CMAKE_CXX_STANDARD 23 )
set( CMAKE_CXX_STANDARD_REQUIRED ON )
set( CMAKE_CXX_EXTENSIONS OFF )
set(BUILD_MODE Debug)
# Create Project
project( Sample )
add_executable( YOLOv4 util.h main.cpp )
# Set StartUp Project
set_property( DIRECTORY PROPERTY VS_STARTUP_PROJECT "YOLOv4" )
# Find Package
# OpenCV
find_package( OpenCV REQUIRED )
if( OpenCV_FOUND )
# Additional Include Directories
include_directories( ${OpenCV_INCLUDE_DIRS} )
# Additional Dependencies
target_link_libraries( YOLOv4 ${OpenCV_LIBS} )
endif()
# Download Model
set( MODEL https://github.com/AlexeyAB/darknet/releases/download/darknet_yolo_v3_optimal/yolov4.weights )
file( DOWNLOAD
"${MODEL}"
"${CMAKE_CURRENT_LIST_DIR}/yolov4.weights"
EXPECTED_HASH SHA256=e8a4f6c62188738d86dc6898d82724ec0964d0eb9d2ae0f0a9d53d65d108d562
SHOW_PROGRESS
)
# Download Config
set( CONFIG https://raw.githubusercontent.com/AlexeyAB/darknet/master/cfg/yolov4.cfg )
file( DOWNLOAD
"${CONFIG}"
"${CMAKE_CURRENT_LIST_DIR}/yolov4.cfg"
EXPECTED_HASH SHA256=a6d0f8e5c62cc8378384f75a8159b95fa2964d4162e33351b00ac82e0fc46a34
SHOW_PROGRESS
)

Binary file not shown.

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@@ -1,80 +0,0 @@
person
bicycle
car
motorbike
aeroplane
bus
train
truck
boat
traffic light
fire hydrant
stop sign
parking meter
bench
bird
cat
dog
horse
sheep
cow
elephant
bear
zebra
giraffe
backpack
umbrella
handbag
tie
suitcase
frisbee
skis
snowboard
sports ball
kite
baseball bat
baseball glove
skateboard
surfboard
tennis racket
bottle
wine glass
cup
fork
knife
spoon
bowl
banana
apple
sandwich
orange
broccoli
carrot
hot dog
pizza
donut
cake
chair
sofa
pottedplant
bed
diningtable
toilet
tvmonitor
laptop
mouse
remote
keyboard
cell phone
microwave
oven
toaster
sink
refrigerator
book
clock
vase
scissors
teddy bear
hair drier
toothbrush

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@@ -1,209 +0,0 @@
#include <iostream>
#include <string>
#include <vector>
#include <opencv2/opencv.hpp>
#include <opencv2/dnn.hpp>
#include <filesystem>
#include <fstream>
#include "util.h"
// Helper function to check if a file exists
bool fileExists(const std::string &path)
{
return std::filesystem::exists(path);
}
// Function to read class names from a file
std::vector<std::string> _readClassNameList(const std::string &path)
{
std::vector<std::string> classes;
// Check if file exists
if (!fileExists(path))
{
throw std::runtime_error("Class names file not found: " + path);
}
// Try to open and read file
std::ifstream file(path);
if (!file.is_open())
{
throw std::runtime_error("Unable to open class names file: " + path);
}
std::string line;
while (std::getline(file, line))
{
if (!line.empty())
{
classes.push_back(line);
}
}
if (classes.empty())
{
throw std::runtime_error("No classes found in file: " + path);
}
return classes;
}
int main(int argc, char *argv[])
{
try
{
// Open Video Capture
cv::VideoCapture capture = cv::VideoCapture(0);
if (!capture.isOpened())
{
std::cerr << "Failed to open camera device" << std::endl;
return -1;
}
// Read Class Name List and Color Table
const std::string list = "coco.names";
const std::vector<std::string> classes = _readClassNameList(list);
const std::vector<cv::Scalar> colors = getClassColors(classes.size());
// Debug: Print the size of the colors vector
std::cout << "Number of colors: " << colors.size() << std::endl;
// Read Darknet
const std::string model = "yolov4.weights";
const std::string config = "yolov4.cfg";
cv::dnn::Net net = cv::dnn::readNet(model, config);
if (net.empty())
{
std::cerr << "Failed to load network" << std::endl;
return -1;
}
// Set Preferable Backend
net.setPreferableBackend(cv::dnn::DNN_BACKEND_OPENCV);
// Set Preferable Target
net.setPreferableTarget(cv::dnn::DNN_TARGET_OPENCL);
while (true)
{
// Read Frame
cv::Mat frame;
capture >> frame;
if (frame.empty())
{
cv::waitKey(0);
break;
}
if (frame.channels() == 4)
{
cv::cvtColor(frame, frame, cv::COLOR_BGRA2BGR);
}
// Create Blob from Input Image
cv::Mat blob = cv::dnn::blobFromImage(frame, 1 / 255.f, cv::Size(416, 416), cv::Scalar(), true, false);
// Set Input Blob
net.setInput(blob);
// Run Forward Network
std::vector<cv::Mat> detections;
net.forward(detections, getOutputsNames(net));
// Draw Region
std::vector<int32_t> class_ids;
std::vector<float> confidences;
std::vector<cv::Rect> rectangles;
for (cv::Mat &detection : detections)
{
if (detection.empty())
{
std::cerr << "Detection matrix is empty!" << std::endl;
continue;
}
for (int32_t i = 0; i < detection.rows; i++)
{
cv::Mat region = detection.row(i);
// Retrieve Max Confidence and Class Index
cv::Mat scores = region.colRange(5, detection.cols);
cv::Point class_id;
double confidence;
cv::minMaxLoc(scores, 0, &confidence, 0, &class_id);
// Check Confidence
constexpr float threshold = 0.2;
if (threshold > confidence)
{
continue;
}
// Retrieve Object Position
const int32_t x_center = static_cast<int32_t>(region.at<float>(0) * frame.cols);
const int32_t y_center = static_cast<int32_t>(region.at<float>(1) * frame.rows);
const int32_t width = static_cast<int32_t>(region.at<float>(2) * frame.cols);
const int32_t height = static_cast<int32_t>(region.at<float>(3) * frame.rows);
const cv::Rect rectangle = cv::Rect(x_center - (width / 2), y_center - (height / 2), width, height);
// Add Class ID, Confidence, Rectangle
class_ids.push_back(class_id.x);
confidences.push_back(confidence);
rectangles.push_back(rectangle);
}
}
// Remove Overlap Rectangles using Non-Maximum Suppression
constexpr float confidence_threshold = 0.5; // Confidence
constexpr float nms_threshold = 0.5; // IoU (Intersection over Union)
std::vector<int32_t> indices;
cv::dnn::NMSBoxes(rectangles, confidences, confidence_threshold, nms_threshold, indices);
// Draw Rectangle
for (const int32_t &index : indices)
{
// Bounds checking
if (class_ids[index] >= colors.size())
{
std::cerr << "Color index out of bounds: " << class_ids[index] << " (max: " << colors.size() - 1 << ")" << std::endl;
continue;
}
const cv::Rect rectangle = rectangles[index];
const cv::Scalar color = colors[class_ids[index]];
// Debug: Print the index and color
std::cout << "Drawing rectangle with color index: " << class_ids[index] << std::endl;
constexpr int32_t thickness = 3;
cv::rectangle(frame, rectangle, color, thickness);
std::string label = classes[class_ids[index]] + ": " + std::to_string(static_cast<int>(confidences[index] * 100)) + "%";
int baseLine;
cv::Size labelSize = cv::getTextSize(label, cv::FONT_HERSHEY_SIMPLEX, 0.5, 1, &baseLine);
int top = std::max(rectangle.y, labelSize.height);
cv::rectangle(frame, cv::Point(rectangle.x, top - labelSize.height),
cv::Point(rectangle.x + labelSize.width, top + baseLine), color, cv::FILLED);
cv::putText(frame, label, cv::Point(rectangle.x, top), cv::FONT_HERSHEY_SIMPLEX, 0.5, cv::Scalar(255, 255, 255), 1);
}
// Show Image
cv::imshow("Object Detection", frame);
const int32_t key = cv::waitKey(1);
if (key == 'q')
{
break;
}
}
cv::destroyAllWindows();
return 0;
}
catch (const std::exception &e)
{
std::cerr << "Error: " << e.what() << std::endl;
return -1;
}
}
// cloned and fixed from https://github.com/UnaNancyOwen/OpenCVDNNSample/tree/master

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@@ -1,61 +0,0 @@
#ifndef __UTIL__
#define __UTIL__
#include <vector>
#include <string>
#include <fstream>
#include <opencv2/dnn.hpp>
#include <opencv2/core.hpp>
#include <opencv2/highgui.hpp>
// Get Output Layers Name
std::vector<std::string> getOutputsNames( const cv::dnn::Net& net )
{
static std::vector<std::string> names;
if( names.empty() ){
std::vector<int32_t> out_layers = net.getUnconnectedOutLayers();
std::vector<std::string> layers_names = net.getLayerNames();
names.resize( out_layers.size() );
for( size_t i = 0; i < out_layers.size(); ++i ){
names[i] = layers_names[out_layers[i] - 1];
}
}
return names;
}
// Get Output Layer Type
std::string getOutputLayerType( cv::dnn::Net& net )
{
const std::vector<int32_t> out_layers = net.getUnconnectedOutLayers();
const std::string output_layer_type = net.getLayer( out_layers[0] )->type;
return output_layer_type;
}
// Read Class Name List
std::vector<std::string> readClassNameList( const std::string list_path )
{
std::vector<std::string> classes;
std::ifstream ifs( list_path );
if( !ifs.is_open() ){
return classes;
}
std::string class_name = "";
while( std::getline( ifs, class_name ) ){
classes.push_back( class_name );
}
return classes;
}
// Get Class Color Table for Visualize
std::vector<cv::Scalar> getClassColors( const int32_t number_of_colors )
{
cv::RNG random;
std::vector<cv::Scalar> colors;
for( int32_t i = 0; i < number_of_colors; i++ ){
cv::Scalar color( random.uniform( 0, 255 ), random.uniform( 0, 255 ), random.uniform( 0, 255 ) );
colors.push_back( color );
}
return colors;
}
#endif // __UTIL__

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@@ -1,32 +1,50 @@
from flask import Flask, Response, request, render_template, jsonify
from flask import Flask, request, render_template, jsonify, g
import paho.mqtt.client as mqtt
import mysql.connector
app = Flask(__name__)
# Globale MQTT setup
kobuki_message = "empty"
def on_message(client, userdata, message):
def on_message(client, message):
global kobuki_message, latest_image
if message.topic == "kobuki/data":
kobuki_message = str(message.payload.decode("utf-8"))
elif message.topic == "kobuki/cam":
latest_image = message.payload
# Create an MQTT client instance
mqtt_client = mqtt.Client()
mqtt_client.username_pw_set("server", "serverwachtwoordofzo")
mqtt_client.connect("localhost", 80, 60)
mqtt_client.connect("localhost", 1884, 60)
mqtt_client.loop_start()
mqtt_client.subscribe("kobuki/data")
mqtt_client.subscribe("kobuki/cam")
mqtt_client.on_message = on_message # this lines needs to be under the function definition otherwise it cant find which function it needs to use
# Database connectie-functie
def get_db():
if 'db' not in g: # 'g' is specifiek voor een request en leeft zolang een request duurt
g.db = mysql.connector.connect(
host="127.0.0.1",
port=3306,
user="admin",
password="kobuki",
database="kobuki"
)
return g.db
# Sluit de database na elke request
@app.teardown_appcontext
def close_db(error):
db = g.pop('db', None)
if db is not None:
db.close()
@app.route('/')
def index():
return render_template('index.html')
@app.route('/control', methods=["GET","POST"])
@app.route('/control', methods=["GET", "POST"])
def control():
if request.authorization and request.authorization.username == 'ishak' and request.authorization.password == 'kobuki':
return render_template('control.html')
@@ -40,32 +58,31 @@ def move():
# Verstuur de richting via MQTT
if direction:
mqtt_client.publish("home/commands", direction) # Het topic kan aangepast worden
mqtt_client.publish("home/commands", direction)
db_connection = get_db()
cursor = db_connection.cursor()
sql = "INSERT INTO command (command) VALUES (%s)"
value = direction
cursor.execute(sql, (value,))
db_connection.commit()
cursor.close()
db_connection.close()
return jsonify({"status": "success", "direction": direction})
@app.route('/data', methods=['GET'])
def data():
return kobuki_message
@app.route('/image')
def image():
global latest_image
if latest_image is not None:
return Response(latest_image, mimetype='image/jpeg')
else:
return "No image available", 404
@app.route('/phpmyadmin/<path:path>')
def phpmyadmin_passthrough(path):
# Laat Apache deze route direct afhandelen
return "", 404
@app.route("/database")
def database():
db = get_db()
cursor = db.cursor()
cursor.execute("SELECT * FROM kobuki_data")
rows = cursor.fetchall()
cursor.close()
return str(rows)
if __name__ == '__main__':
app.run(debug=True, port=5000)

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@@ -1,41 +1,49 @@
document.addEventListener("DOMContentLoaded", function() {
document.querySelectorAll(".btn").forEach(button => {
button.addEventListener("click", function(event) {
event.preventDefault(); // prevents page refresh
// Selecteer alle knoppen en voeg een event listener toe aan elke knop
document.querySelectorAll(".btn").forEach((button) => {
button.addEventListener("click", function (event) {
event.preventDefault(); // voorkomt pagina-verversing
// Get the value of the button
const direction = event.target.value;
// Haal de waarde van de knop op
const direction = event.target.value;
fetch("/move", {
method: "POST",
headers: {
"Content-Type": "application/json"
},
body: JSON.stringify({ direction: direction })
})
.then(response => response.json())
.then(data => {script
fetch("/move", {
method: "POST",
headers: {
"Content-Type": "application/json",
},
body: JSON.stringify({ direction: direction }),
})
.then((response) => response.json())
.then((data) => {
console.log("Success:", data);
})
.catch(error => {
.catch((error) => {
console.error("Error:", error);
});
});
});
// Fetch data from the server
async function fetchData() {
const response = await fetch("/data");
const data = await response.json();
return data;
try {
const response = await fetch("/data");
const data = await response.json();
return data;
} catch (error) {
console.error("Error:", error);
}
}
// Parse the data and show it on the website
async function parseData() {
const data = await fetchData();
if(!data){
console.error("No data received");
return;
}
const sensorDataContainer = document.getElementById("sensor-data");
sensorDataContainer.innerHTML = ""; // Clear previous data
// For each object in JSON array, create a new paragraph element and append it to the sensorDataContainer
//for each object in json array create a new paragraph element and append it to the sensorDataContainer
for (const [key, value] of Object.entries(data)) {
const dataElement = document.createElement("p");
dataElement.textContent = `${key}: ${value}`;
@@ -43,15 +51,6 @@ document.addEventListener("DOMContentLoaded", function() {
}
}
// Update the image
function updateImage() {
var img = document.getElementById("robot-image");
img.src = "/image?" + new Date().getTime(); // Add timestamp to avoid caching
}
// Fetch and display sensor data every 5 seconds
setInterval(parseData, 1000);
// Update the image every 5 seconds
setInterval(updateImage, 200);
});
setInterval(parseData, 5000);
});

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@@ -167,4 +167,4 @@ th,td {
th {
background-color: #f2f2f2;
text-align: left;
}
}

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@@ -1,8 +1,6 @@
{% extends 'base.html' %}
{% block head %}
{% extends 'base.html' %} {% block head %}
<link rel="stylesheet" href="../static/style.css" />
{% endblock %}
{% block content %}
{% endblock %} {% block content %}
<!DOCTYPE html>
<html lang="en">
<head>
@@ -13,8 +11,8 @@
</head>
<body>
<div class="container">
<div class="robot-image">
<img src="/image" alt="Kobuki Camera Feed" id="robot-image" />
<div class="image-section">
<img src="kobuki.jpg" alt="Kobuki Robot" id="robot-image" />
</div>
<div class="button-section">
<form id="form" action="/move" method="post">
@@ -44,8 +42,7 @@
</table>
</div>
</div>
<script src="../static/script.js"></script>
</body>
</html>
{% endblock %}
{% endblock %}

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allow_anonymous false
password_file /etc/mosquitto/passwordfile
listener 8080
protocol websockets
listener 1884
protocol mqtt

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server {
listen 80;
server_name 145.92.224.21;
# Proxy WebSocket connections for MQTT
location /ws/ {
proxy_pass http://localhost:9001;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_set_header Host $host;
}
# Proxy HTTP connections for Flask
location / {
proxy_pass http://localhost:5000;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
}

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@@ -1,7 +0,0 @@
stream {
server {
listen 9001;
proxy_pass localhost:8080;
}
}

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# Etische aspecten van het project
## Visie op de ethische aspecten van het Kobuki-project
Etische aspecten zijn heel belangrijk in het project, al ben ik wel van mening dat je niet alles kan voorkomen en ook kan waarborgen.
## Privacy
Als je bijvoorbeeld kijkt naar het gedeelte privacy, dan is het heel moeilijk om te kijken wat je gaat doen met die gegevens. Ik ga een camera gebruiken op de robot om zo te kijken
waar de robot is en wat hij allemaal ziet. Als de robot in een brandende huis komt en dan een persoon ziet, is het wel belangrijk om die persoon goed te kunnen zien. Je zou dan niet kunnen zeggen dat je die persoon bijvoorbeeld moet vervagen, want je moet wel kunnen zien wat de status is van die persoon.
Ook is het dan belangrijk om te kijken wat je met die gegevens gaat doen, ga je ze opslaan voor eventuele later gebruik of verwijder je ze direct. Het is heel lastig te bepalen wanneer je op zo een moment privacy schendt.
## Betrouwbaarheid
Ik vind dat je de betrouwbaarheid van de robot wel moet waarborgen,
want als ik de robot in een brandend huis stuur en hij valt uit, dan kan dat heel gevaarlijk zijn voor de persoon die in dat huis zit. Daar vind ik dat je meer rekening mee moet houden dan met de privacy van de persoon. Het is de bedoeling dat de robot hulpmedewerkers gaat helpen en niet hun werk moeilijker maakt.
## Impact op hulpverleners & maatschappij
Als meerdere hulpmedewerkers de robot gaan gebruiken en het word een soort van standaard, dan is het wel belangrijk dat de robot betrouwbaar is en dat je erop kan vertrouwen. Het gaat immers om mensenlevens en dat is wel het belangrijkste. Het is uiteindelijk de bedoeling dat de robot hulpverleners zal helpen en niet hun werk lastiger moet maken. Als de robot een standaard hulpmiddel wordt moet hij wel gebruiksvriendelijk zijn en goed kunnen helpen. De robot moet ook zo goed mogelijk werken om zo de vertrouwen te behouden van de mensen. Als de robot fouten blijft maken en niet betrouwbaar is zullen minder mensen het gebruiken. Ik vind dan ook dat de gebruik van de robot heel transparant moet zijn. Hoe word de robot aangestuurd, hoe vergelijkt hij situaties en hoe hij daarmee omgaat.
Als je daar al heel duidelijk in bent bouw je al wat sneller vertrouwen van de mensen op.
Ik vind dat in dit project de ethische aspecten heel belangrijk zijn en dat je daar ook rekening mee moet houden.
Bij betrouwbaarheid en de impact die de robot kan hebben op de maatschappij en de hulpverleners moet je wel goed over nadenken.
Je werkt immers met mensenlevens en dat is wel het belangrijkste. Privacy is ook heel belangrijk, maar ik vind dat je daar wel wat soepeler mee om kan gaan.

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Motivation Letter
16/12/2024
Cognizant Digital StudioAttn. Hayo Rubingh
Subject: Internship Application Cognizant Digital Studio
Dear Mr. Rubingh,
With great enthusiasm, I am applying for the internship position at Cognizant Digital Studio in Amsterdam. As a second-year bachelors student in Technische Informatica(Computer Science) at Hogeschool Van Amsterdam, I am seeking a challenging internship where I can combine my technical skills with my passion for innovation. Cognizants focus IoT, and technology prototypes fits perfectly with my interests .
Throughout my studies, I have gained experience in software development, including Python and JavaScript, and have worked with IoT devices such as Arduino/ESP. What drives me is the opportunity to create and develop new solutions that can make life easier and more efficient. I am particularly interested in the field of IoT and the possibilities it offers for creating smart solutions. I am eager to learn more about the latest technologies and how they can be applied in real-world projects.
I am available to start in February 2025 and look forward to contributing to innovative projects.
I would be delighted to discuss my motivation and experience further in a personal interview. You can find my contact details in my CV. Thank you for considering my application. I am looking forward to hearing from you.
Yours sincerely,
Ishak Jmilou

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![alt text](images/image.png)
# Welke communicatieprotocol geeft de mogelijkheid om veilig en betrouwbaar te communiceren tussen IoT apparaten?
Auteur: Ishak Jmilou
Datum: 17-12-2024
---
## Inleiding
In dit verslag wordt er gekeken naar de verschillende communicatieprotocollen die gebruikt kunnen worden om veilig en betrouwbaar te communiceren tussen IoT apparaten. Er wordt gekeken naar de verschillende protocollen en de voor- en nadelen van elk protocol.
---
## 1. Wat houdt veilige en betrouwbare communicatie tussen apparaten in?
Als je werkt met IoT-apparaten, is het belangrijk dat de communicatie tussen deze apparaten veilig en betrouwbaar is. Iot-apparaten verzamelen gegeven over de omgeving en communiceert deze tussen apparaten over het internet. Als deze communicatie niet veilig is, kunnen hackers deze gegevens onderscheppen en gebruiken(Ministerie van Algemene Zaken, 2022). Je wilt voorkomen dat hackers toegang krijgen tot gevoelige informatie zoals persoonlijke gegevens of bedrijfsgeheimen. Daarom is het belangrijk dat de communicatie tussen apparaten veilig en betrouwbaar is.
## 2. Welke protocollen zijn er om veilig en betrouwbaar te communiceren tussen apparaten?
Er zijn verschillende soorten protocollen die
## 3. Wat zijn de voor- en nadelen van de verschillende protocollen?
## literatuurlijst
- Singh, S., & Jyoti. (2024, June 7). Secure Communications Protocols for IoT networks: a survey. https://journal.ijprse.com/index.php/ijprse/article/view/1082
- Nguyen, K. T., Laurent, M., Oualha, N., CEA, & Institut Mines-Telecom. (2015). Survey on secure communication protocols for the Internet of Things. In Ad Hoc Networks (Vol. 32, pp. 1731) [Journal-article]. http://dx.doi.org/10.1016/j.adhoc.2015.01.006
- Miorandi, D., Sicari, S., De Pellegrini, F., & Imrich Chlamtac. (2012). Internet of things: Vision, applications and research challenges. In Ad Hoc Networks (Vol. 10, pp. 14971516) [Journal-article]. Elsevier B.V. http://dx.doi.org/10.1016/j.adhoc.2012.02.016
- Christiano, P. (2023, November 5). Top 9 IoT communication protocols & their features in 2024: An In-Depth guide - ExpertBeacon. Expertbeacon. https://expertbeacon.com/iot-communication-protocol/
- Yugha, R., & Chithra, S. (2020). A survey on technologies and security protocols: Reference for future generation IoT. Journal of Network and Computer Applications, 169, 102763. https://doi.org/10.1016/j.jnca.2020.102763
- De Mendizábal, I. (2022, June 16). IoT Communication Protocols—IoT Data Protocols. Technical Articles. https://www.allaboutcircuits.com/technical-articles/internet-of-things-communication-protocols-iot-data-protocols/
- IoT-technologieën en -protocollen | Microsoft Azure. (n.d.). https://azure.microsoft.com/nl-nl/solutions/iot/iot-technology-protocols
- Het IoT verbinden: wat is MQTT en waarin verschilt het van CoAP? (n.d.). https://www.onlogic.com/nl/blog/het-iot-verbinden-wat-is-mqtt-en-waarin-verschilt-het-van-coap/
- Nader, K. (2023, October 30). Wat zijn de voordelen van het gebruik van WebSocket voor IoT-communicatie? AppMaster - Ultimate All-in No-code Platform. https://appmaster.io/nl/blog/websocket-voor-iot-communicatie
- Sidna, J., Amine, B., Abdallah, N., & Alami, H. E. (2020). Analysis and evaluation of communication Protocols for IoT Applications. Karbala International Journal of Modern Science. https://doi.org/10.1145/3419604.3419754
- Ministerie van Algemene Zaken. (2022, February 8). Hoe kan ik slimme apparaten veilig gebruiken? Rijksoverheid.nl. https://www.rijksoverheid.nl/onderwerpen/bescherming-van-consumenten/vraag-en-antwoord/hoe-kan-ik-slimme-apparaten-veilig-gebruiken