kopia lustrzana https://github.com/alanesq/esp32cam-demo
Update motionDetect.pde
Alan
GitHub
rodzic
5211f88ce1
commit
cccc2f4488
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@ -1,7 +1,7 @@
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/*
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----------------------------------------------------
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ESP32cam motion detection using Processing - 02Jan25
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ESP32cam motion detection using Processing - 02Apr25
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uses libraries OpenCV and Minim
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@ -9,6 +9,7 @@
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Notes:
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Convert jpg files to amovie: convert -delay 10 *.jpg output.mp4
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Set up individual camera settings in 'setCam()'
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*/
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@ -17,20 +18,28 @@
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// ----------------------------------------------------
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String myParam = "ESPCam"; // camera title
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String imgUrl = "http://192.168.1.2/jpg" + "?image.jpg"; // url of camera
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String imgUrl = "http://192.168.1.2/jpg" + "?image.jpg"; // url of the esp32cam
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String imageFolder = sketchPath() + "/images/"; // folder to store images
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boolean showDiags = true; // show extra diagnostic information on screen
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int lineSpace = 20; // line spacing for text/buttons on screen
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boolean soundEnabled = false; // if sound when motion detected
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int triggerLevel = 20; // movement trigger level above baseline level
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boolean UDPenabled = false; // if sending UDP broadcasts is enabled
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int minTriggerTime = 15; // Minimum time between repeat triggers of sound or UDP (seconds)
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int maxLineTriggers = 40; // If trigger level of a horizontal line excedes this it is ignored (percentage 0-100)
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int triggerLevel = 65; // movement trigger level above baseline level
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int enableAdaptiveTriggerLevel = 1; // if trigger level adapts to previous movement levels (1 or 0)
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int windowSize = 50; // Sliding window size for average calculation
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long imageAgeLimit = 7; // days to keep stored images
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int resizeX = 160; // size of image created to motion detect
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int resizeY = 120;
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int changeThreshold = 25; // Pixel intensity change threshold
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int changeThreshold = 20; // Pixel intensity change threshold
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int delay = 800; // Delay in milliseconds between draw calls (ms)
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float alpha = 0.1; // Smoothing factor (0.0 < alpha <= 1.0)
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int graphHeight = 80; // Height of the graph area
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int attemptsToTry = 5; // Max retries when capturing image
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int overlayTint = 80; // how srong the overlaed movement/mask is on the image (0-255)
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// A 4x4 movement detection mask (true = ignore area) - masked area is shown as yellow
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boolean[][] mask = {
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@ -43,17 +52,64 @@
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// ----------------------------------------------------
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// required to broadcast UDP
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import java.net.*;
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import java.io.*;
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DatagramSocket socket;
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InetAddress broadcastAddress;
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int port = 12345;
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// required to delete old image files
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import java.io.File;
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import java.util.Date;
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// diag variables
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int lineErrorCounter = 0; // for monitoring how many horizontal line rejections are occuring
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int maxHLTriggers = 0; // max triggers on a horizontal line
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long fameCompareTime = 0; // timing the frame compare procedure
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long fameCaptureTime = 0; // timing the frame capture from URL
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int TriggerCounter = 0; // trigger counter
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// sound toggle button
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int buttonX = 5; // X position of the button
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int buttonY = 55; // Y position of the button
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int buttonWidth = 75;
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int buttonHeight = 25;
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// control buttons
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int buttonWidth = 70;
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int buttonHeight = 17;
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int buttonSpacing = 80; // horizontal spacing of the buttons
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int buttonY = 3 * lineSpace - buttonHeight + 4; // Y position of the buttons
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int soundButtonX = 5; // X position of the sound button
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int UDPbuttonX = soundButtonX + buttonSpacing; // X position of the sound button
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int imageButtonX = soundButtonX + buttonSpacing * 2; // X position of the save image button
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// ----------------------------------------------------
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// camera settings
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// ----------------------------------------------------
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// camera selected from command line parameter
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void setCam(String param) {
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if (param.equals("front")) {
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imgUrl = "http://192.168.1.144/jpg" + "?image.jpg";
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imageFolder = sketchPath() + "/../images/front/";
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// change mask
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mask[3][0] = true; mask[3][1] = true; mask[3][2] = true; mask[3][3] = true;
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mask[0][3] = true; mask[1][3] = true; mask[2][3] = true;
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}
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if (param.equals("side")) {
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imgUrl = "http://192.168.1.192/jpg" + "?image.jpg";
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imageFolder = sketchPath() + "/../images/side/";
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}
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if (param.equals("back")) {
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imgUrl = "http://192.168.1.222/jpg" + "?image.jpg";
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imageFolder = sketchPath() + "/../images/back/";
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// change mask
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//mask[0][0] = true; mask[0][1] = true; mask[0][2] = true; mask[0][3] = true;
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//mask[1][3] = true;
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}
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deleteOldFiles(imageFolder); // delete any image files older than 2 weeks
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}
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PImage currentImg, previousImg, motionOverlay;
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@ -65,6 +121,8 @@ int movementLevel = 0; // Accumulated movement level
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ArrayList<Integer> recentReadings = new ArrayList<Integer>(); // Store past readings
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int maxReading = 0; // Maximum reading for bar graph normalization
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String lastDownloadTime = ""; // Store last image fetch time
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long lastUDPtrigger = 0; // Last time a UDP broadcast was sent
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long lastSoundtrigger = 0; // Last time a sound was triggered
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// sound
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import ddf.minim.*;
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@ -77,29 +135,45 @@ AudioPlayer beep;
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// ----------------------------------------------------
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void setup() {
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frameRate(refreshRate);
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size(640, 480);
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surface.setResizable(true);
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// audio
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minim = new Minim(this);
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beep = minim.loadFile("beep.wav");
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beep = minim.loadFile("../beep.wav");
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// get camera from parameter
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myParam = System.getenv("motionCAM");
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if (myParam == null) myParam = "side"; // default camera
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println(getCurrentDateTime() + "[camera] motionCAM parameter: " + myParam);
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setCam(myParam); // set camera parameters
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// setup display
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frameRate(refreshRate);
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size(640, 480);
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surface.setResizable(true);
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surface.setTitle("Motion: " + myParam);
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println(getCurrentDateTime() + "[camera] '" + myParam + "' starting");
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// request image from camera
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currentImg = requestImg(); // load first image
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normalizeBrightness(currentImg);
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if (currentImg != null) previousImg = currentImg.get();
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normalizeBrightness(currentImg); // adjust brigtness to compensate for sudden changes in sunlight
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if (currentImg != null) previousImg = currentImg.get(); // store this image as the reference for comparison
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if (soundEnabled == true) {
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beep.rewind();
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beep.play();
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}
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if (soundEnabled == true) makeSound();
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if (enableAdaptiveTriggerLevel == 0) saveThreshold = 0; // if adaptive trigger is disabled
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println(getCurrentDateTime() + " camera '" + myParam + "' starting");
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// setup for UDP broadcasting
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try {
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socket = new DatagramSocket(null);
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socket.setReuseAddress(true); // Enable reuse
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socket.setBroadcast(true); // Enable broadcast
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socket.bind(new InetSocketAddress(port));
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broadcastAddress = InetAddress.getByName("192.168.1.255");
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} catch (Exception e) {
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e.printStackTrace();
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}
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sendUDPmessage("GM:Camera " + myParam + " starting"); // send a UDP broadcast
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}
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@ -116,12 +190,11 @@ void draw() {
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// Refresh image
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if (currentImg != null) previousImg = currentImg.get();
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currentImg = requestImg();
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normalizeBrightness(currentImg); // compensate for changes in brightness
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normalizeBrightness(currentImg); // adjust brigtness to compensate for sudden changes in sunlight
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if (previousImg != null && currentImg != null) {
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MovementResult diff = compareImages(previousImg, currentImg, mask);
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movementLevel = diff.movementLevel;
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int movementLevel = compareImages(previousImg, currentImg, mask);
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// Update graph data
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recentReadings.add(movementLevel);
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@ -141,27 +214,36 @@ void draw() {
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// display text
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textSize(18);
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textAlign(LEFT);
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text("Movement:" + movementLevel + " Trigger:" + (saveThreshold + triggerLevel), 10, 40);
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text(myParam + ": " + lastDownloadTime, 10, 20);
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text(myParam + ": " + lastDownloadTime, 10, 1 * lineSpace);
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text("Movement: " + movementLevel + " Trigger: " + (saveThreshold + triggerLevel), 10, 2 * lineSpace);
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// if extra diagnostic info display is enabled
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if (showDiags == true) {
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text("Line rejections: " + lineErrorCounter + " (" + maxHLTriggers + "/" + resizeX + ")", width / 2, 1 * lineSpace);
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text("Triggers: " + TriggerCounter, width / 2, 2 * lineSpace);
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text("Time to capture image: " + fameCaptureTime + "ms", width / 2, 3 * lineSpace);
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text("Time to compare images: " + fameCompareTime + "ms", width / 2, 4 * lineSpace);
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}
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// if movement threshold exceeded
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if (enableAdaptiveTriggerLevel == 1) updateThreshold(); // adapt threshold level
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if (movementLevel > saveThreshold + triggerLevel) {
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println(getCurrentDateTime() + " Movement detected (" + myParam +")");
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println(getCurrentDateTime() + "[camera] Movement detected (" + myParam +")");
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//currentImg.save(imageFolder + lastDownloadTime + ".jpg");
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save(imageFolder + lastDownloadTime + ".jpg");
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if (soundEnabled == true) {
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beep.rewind();
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beep.play();
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if (soundEnabled == true) makeSound();
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if (UDPenabled == true) {
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sendUDPmessage("IN:Movement detected"); // send UDP broadcast
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}
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TriggerCounter++; // trigger counter for extra diag display
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}
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// Draw movement graph
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tint(255, 96);
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tint(255, 80);
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drawGraph();
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// display movement detection image on top of camera image
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tint(255, 96);
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tint(255, 255);
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image(motionOverlay, 0, 0, width, height);
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// delete older images once per day
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@ -178,24 +260,41 @@ void draw() {
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// ----------------------------------------------------
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// sound on/off toggle button
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// sound and UDP on/off toggle buttons
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// ----------------------------------------------------
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void togButton() {
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// Draw the toggle button
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// Draw the sound toggle button
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if (soundEnabled) {
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fill(0, 255, 0); // Green when ON
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} else {
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fill(255, 0, 0); // Red when OFF
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}
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tint(255, 64);
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rect(buttonX, buttonY, buttonWidth, buttonHeight);
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// Draw button label
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rect(soundButtonX, buttonY, buttonWidth, buttonHeight);
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// Draw the UDP toggle button
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if (UDPenabled) {
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fill(0, 255, 0); // Green when ON
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} else {
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fill(255, 0, 0); // Red when OFF
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}
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tint(255, 64);
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rect(UDPbuttonX, buttonY, buttonWidth, buttonHeight);
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// Draw sound button label
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fill(0, 0, 255); // blue
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tint(255, 64);
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textSize(12);
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textAlign(CENTER, CENTER);
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text(soundEnabled ? "Sound ON" : "Sound OFF", buttonX + buttonWidth / 2, buttonY + buttonHeight / 2);
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text(soundEnabled ? "Sound ON" : "Sound OFF", soundButtonX + buttonWidth / 2, buttonY + buttonHeight / 2);
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// Draw UDP button label
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fill(0, 0, 255); // blue
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tint(255, 64);
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textSize(12);
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textAlign(CENTER, CENTER);
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text(UDPenabled ? "UDP ON" : "UDP OFF", UDPbuttonX + buttonWidth / 2, buttonY + buttonHeight / 2);
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}
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@ -207,20 +306,29 @@ void saveButton() {
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// Draw the save button
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fill(0, 255, 0); // Green when ON
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tint(255, 64);
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rect(buttonX + 5 + buttonWidth, buttonY, buttonWidth, buttonHeight);
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rect(imageButtonX, buttonY, buttonWidth, buttonHeight);
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// Draw button label
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fill(0, 0, 255); // blue
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tint(255, 64);
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textSize(12);
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textAlign(CENTER, CENTER);
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text("Save", 5 + buttonWidth + buttonWidth / 2 , buttonY + buttonHeight / 2);
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text("Save", imageButtonX + buttonWidth / 2 , buttonY + buttonHeight / 2);
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}
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// ----------------------------------------------------
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// if mouse was clicked action buttons
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// ----------------------------------------------------
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void mousePressed() {
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if (mouseX > buttonX && mouseX < buttonX + buttonWidth && mouseY > buttonY && mouseY < buttonY + buttonHeight) {
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if (mouseX > soundButtonX && mouseX < soundButtonX + buttonWidth && mouseY > buttonY && mouseY < buttonY + buttonHeight) {
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soundEnabled = !soundEnabled; // Toggle the flag
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}
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if (mouseX > buttonX + buttonWidth + 5 && mouseX < buttonX + (2 * buttonWidth) + 5 && mouseY > buttonY && mouseY < buttonY + buttonHeight) {
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if (mouseX > UDPbuttonX && mouseX < UDPbuttonX + buttonWidth && mouseY > buttonY && mouseY < buttonY + buttonHeight) {
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UDPenabled = !UDPenabled; // Toggle the UDP broadcasts flag
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}
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if (mouseX > imageButtonX && mouseX < imageButtonX + buttonWidth && mouseY > buttonY && mouseY < buttonY + buttonHeight) {
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save(imageFolder + lastDownloadTime + ".jpg"); // save image
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}
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}
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@ -231,38 +339,53 @@ void mousePressed() {
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// ----------------------------------------------------
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PImage requestImg() {
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int attemptsToTry = 3;
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int retries = attemptsToTry;
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int startTime3 = millis(); // used to time this procedure
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while (retries-- > 0) {
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PImage img = null; // Always start fresh
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try {
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img = requestImage(imgUrl); // Attempt to load the image
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int startTime = millis();
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while (img != null && img.width < 1) { // Wait for a valid image
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if (millis() - startTime >= 5000) { // Timeout
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println(getCurrentDateTime() + " Image load timed out (" + myParam + ")");
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img = null; // Clear invalid image
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for (int attempt = 1; attempt <= attemptsToTry; attempt++) {
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PImage img = requestImage(imgUrl); // Start loading the image asynchronously
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int startTime2 = millis();
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boolean loaded = false;
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// Wait (up to 5 seconds) for the image to load without blocking the main thread
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while (millis() - startTime2 < 5000) {
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if (img.width > 1 && img.height > 1) {
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loaded = true;
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break;
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}
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delay(50);
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}
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if (img != null && img.width > 1 && img.height > 1) { // Successfully loaded
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lastDownloadTime = day() + "-" + month() + "-" + year() + "--" + hour() + ":" + nf(minute(), 2) + ":" + nf(second(), 2);
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if (retries != attemptsToTry - 1) println(getCurrentDateTime() + " camera '" + myParam + "' image captured ok");
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return img;
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} else {
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println(getCurrentDateTime() + " camera '" + myParam + "' image capture failed");
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}
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} catch (Exception e) {
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println(getCurrentDateTime() + " camera '" + myParam + "' Exception during image request: " + e.getMessage());
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}
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println(myParam + " Retrying... (" + retries + " attempts left)");
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delay(800); // Allow cooldown between retries
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}
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println(getCurrentDateTime() + myParam + " - Failed to fetch image after multiple attempts (" + myParam + ")");
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try {
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Thread.sleep(50);
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} catch (InterruptedException e) {
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println(getCurrentDateTime() + "[camera] '" + myParam + "' interrupted: " + e.getMessage());
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return null;
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}
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}
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if (loaded) {
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lastDownloadTime = day() + "-" + month() + "-" + year() + "--" +
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hour() + ":" + nf(minute(), 2) + ":" + nf(second(), 2);
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if (attempt > 1)
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println(getCurrentDateTime() + "[camera] '" + myParam + "' image captured ok on attempt " + attempt);
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fameCaptureTime = millis() - startTime3; // store time to compare images
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return img;
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}
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else {
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println(getCurrentDateTime() + "[camera] '" + myParam + "' image capture timed out on attempt " + attempt);
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}
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// Cooldown before retrying
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try {
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Thread.sleep(800);
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} catch (InterruptedException e) {
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println(getCurrentDateTime() + "[camera] '" + myParam + "' interrupted during cooldown: " + e.getMessage());
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return null;
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}
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}
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println(getCurrentDateTime() + "[camera '" + myParam + "' - Failed to fetch image after " + attemptsToTry + " attempts");
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exit(); // close app
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return null;
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}
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// ----------------------------------------------------
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@ -270,7 +393,10 @@ PImage requestImg() {
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// ----------------------------------------------------
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// a mask in the form of a 4x4 grid can be supplied (true = ignore area)
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MovementResult compareImages(PImage img1, PImage img2, boolean[][] mask) {
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int compareImages(PImage img1, PImage img2, boolean[][] mask) {
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long startTime4 = millis(); // used to time this procedure
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maxHLTriggers = 0; // maximum triggers on a horizontal line
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// Resize images for faster computation
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PImage smallImg1 = img1.get(); // Make a copy of img1
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PImage smallImg2 = img2.get(); // Make a copy of img2
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@ -280,15 +406,17 @@ MovementResult compareImages(PImage img1, PImage img2, boolean[][] mask) {
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smallImg1.loadPixels();
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smallImg2.loadPixels();
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motionOverlay = createImage(smallImg1.width, smallImg1.height, RGB);
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motionOverlay = createImage(smallImg1.width, smallImg1.height, ARGB);
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motionOverlay.loadPixels();
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int movementLevel = 0;
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int gridWidth = smallImg1.width / 4;
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int gridHeight = smallImg1.height / 4;
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int startOfLineTriggers = 0;
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for (int y = 0; y < smallImg1.height; y++) {
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startOfLineTriggers = movementLevel; // store how many triggers at start of this horizontal line
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for (int x = 0; x < smallImg1.width; x++) {
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int i = x + y * smallImg1.width;
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@ -298,31 +426,40 @@ MovementResult compareImages(PImage img1, PImage img2, boolean[][] mask) {
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// Check if the mask excludes this cell
|
||||
if (mask != null && mask[gridY][gridX]) {
|
||||
//motionOverlay.pixels[i] = smallImg1.pixels[i]; // Keep original pixel
|
||||
motionOverlay.pixels[i] = color(255, 255, 0); // yellow
|
||||
continue;
|
||||
motionOverlay.pixels[i] = color(128, 128, 0, overlayTint); // highlight mask in yellow
|
||||
continue; // skip detection for this pixel
|
||||
}
|
||||
|
||||
float diff = brightness(smallImg1.pixels[i]) - brightness(smallImg2.pixels[i]);
|
||||
if (abs(diff) > changeThreshold) {
|
||||
movementLevel++;
|
||||
// Highlight motion in green
|
||||
motionOverlay.pixels[i] = color(0, 255, 0);
|
||||
if (abs(diff) > changeThreshold) { // if motion detected
|
||||
movementLevel++; // increment movement level detected value
|
||||
motionOverlay.pixels[i] = color(0, 128, 0, overlayTint); // Highlight motion in green
|
||||
} else {
|
||||
// Keep original pixel
|
||||
motionOverlay.pixels[i] = smallImg1.pixels[i];
|
||||
}
|
||||
motionOverlay.pixels[i] = color(0, 0, 0, 0); // clear pixel
|
||||
//motionOverlay.pixels[i] = smallImg1.pixels[i]; // Keep original pixel
|
||||
}
|
||||
} // x
|
||||
|
||||
// if whole line is triggered then assune it is error (interference in image or whole image has changed)
|
||||
int Triggers = movementLevel - startOfLineTriggers; // triggers on this line
|
||||
if (Triggers > (smallImg1.width * maxLineTriggers) / 100) {
|
||||
movementLevel = startOfLineTriggers; // discard this line as error
|
||||
lineErrorCounter++; // diag variable for monitoring line rejections
|
||||
}
|
||||
if (Triggers > maxHLTriggers) maxHLTriggers = Triggers; // update diag variable maximum triggers per line
|
||||
|
||||
} // y
|
||||
|
||||
motionOverlay.updatePixels();
|
||||
|
||||
// Display the image with motion highlighted
|
||||
image(motionOverlay, 0, 0, width, height);
|
||||
|
||||
return new MovementResult(movementLevel);
|
||||
}
|
||||
// store time to compare images
|
||||
fameCompareTime = millis() - startTime4;
|
||||
|
||||
return movementLevel;
|
||||
}
|
||||
|
||||
|
||||
// ----------------------------------------------------
|
||||
|
|
@ -332,7 +469,6 @@ MovementResult compareImages(PImage img1, PImage img2, boolean[][] mask) {
|
|||
void normalizeBrightness(PImage img) {
|
||||
|
||||
if (img == null) return;
|
||||
|
||||
img.loadPixels();
|
||||
float totalBrightness = 0;
|
||||
int numPixels = img.pixels.length;
|
||||
|
|
@ -441,12 +577,13 @@ void updateThreshold() {
|
|||
// ----------------------------------------------------
|
||||
// delete older image files
|
||||
// ----------------------------------------------------
|
||||
|
||||
void deleteOldFiles(String folderPath) {
|
||||
println(getCurrentDateTime() + " Deleting older image files (" + myParam + ")");
|
||||
println(getCurrentDateTime() + "[camera] Deleting older image files (" + myParam + ")");
|
||||
File folder = new File(folderPath);
|
||||
|
||||
if (!folder.exists() || !folder.isDirectory()) {
|
||||
println(myParam + " - Invalid folder path: " + folderPath);
|
||||
println("[camera]" + myParam + " - Invalid folder path: " + folderPath);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
@ -454,7 +591,7 @@ void deleteOldFiles(String folderPath) {
|
|||
File[] files = folder.listFiles();
|
||||
|
||||
if (files == null || files.length == 0) {
|
||||
println(myParam + " - No files to check in: " + folderPath);
|
||||
println("[camera]" + myParam + " - No files to check in: " + folderPath);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
@ -471,12 +608,12 @@ void deleteOldFiles(String folderPath) {
|
|||
// If the file is older than 2 weeks, delete it
|
||||
if (lastModified < cutoffDate) {
|
||||
if (file.delete()) {
|
||||
println(myParam + " - Deleted: " + file.getName());
|
||||
println("[camera]" + myParam + " - Deleted: " + file.getName());
|
||||
} else {
|
||||
println(myParam + " - Failed to delete: " + file.getName());
|
||||
println("[camera]" + myParam + " - Failed to delete: " + file.getName());
|
||||
}
|
||||
} else {
|
||||
//println(myParam +" - Retained: " + file.getName());
|
||||
//println("[camera]" + myParam +" - Retained: " + file.getName());
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -497,19 +634,43 @@ String getCurrentDateTime() {
|
|||
int second = second();
|
||||
|
||||
// Construct the date and time string
|
||||
String dateTime = nf(month, 2) + "/" + nf(day, 2) + "/" + year + " " + nf(hour, 2) + ":" + nf(minute, 2) + ":" + nf(second, 2);
|
||||
String dateTime = nf(day, 2) + "/" + nf(month, 2) + "/" + year + " " + nf(hour, 2) + ":" + nf(minute, 2) + ":" + nf(second, 2);
|
||||
|
||||
return dateTime;
|
||||
}
|
||||
|
||||
|
||||
// ----------------------------------------------------
|
||||
// used for comparing images
|
||||
// send a UDP broadcast
|
||||
// ----------------------------------------------------
|
||||
class MovementResult {
|
||||
int movementLevel;
|
||||
MovementResult(int movementLevel) {
|
||||
this.movementLevel = movementLevel;
|
||||
|
||||
void sendUDPmessage(String message) {
|
||||
if (UDPenabled == false) return;
|
||||
long currentTime = millis();
|
||||
if (currentTime - lastUDPtrigger >= (minTriggerTime * 1000) || lastUDPtrigger == 0) {
|
||||
lastUDPtrigger = currentTime;
|
||||
byte[] buffer = message.getBytes();
|
||||
DatagramPacket packet = new DatagramPacket(buffer, buffer.length, broadcastAddress, port);
|
||||
try {
|
||||
socket.send(packet);
|
||||
println("Message sent!");
|
||||
} catch (IOException e) {
|
||||
e.printStackTrace();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// ----------------------------------------------------
|
||||
// Make a sound
|
||||
// ----------------------------------------------------
|
||||
|
||||
void makeSound() {
|
||||
long currentTime = millis();
|
||||
if (currentTime - lastSoundtrigger >= (minTriggerTime * 1000) || lastSoundtrigger == 0) {
|
||||
beep.rewind();
|
||||
beep.play();
|
||||
lastSoundtrigger = currentTime;
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
Ładowanie…
Reference in New Issue