final

+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import socket \n",
+    "import select \n",
+    "import os "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def removeAllFile(filePath):\n",
+    "    if os.path.exists(filePath):\n",
+    "        for file in os.scandir(filePath):\n",
+    "            os.remove(file.path)\n",
+    "        return 'Remove All File'\n",
+    "    else:\n",
+    "        return 'Directory Not Found'\n",
+    "\n",
+    "print(removeAllFile('/home/pi/capdesign/frames'))\n",
+    "address = ('192.168.51.1', 8083)\n",
+    "sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)\n",
+    "sock.bind(address)\n",
+    "\n",
+    "while True:\n",
+    "    data, addr = sock.recvfrom(1024)\n",
+    "    if data:\n",
+    "        data = data.decode()\n",
+    "        print(\"filename\", data)\n",
+    "        file_name = data.strip()\n",
+    "    \n",
+    "    f = open('frames/{}'.format(file_name), 'wb')\n",
+    "    \n",
+    "    while True:\n",
+    "        ready = select.select([sock], [], [], 3)\n",
+    "        if ready[0]:\n",
+    "            data, addr = sock.recvfrom(1024)\n",
+    "            if(data == \"FINISH\".encode('utf-8')):\n",
+    "                f.close()\n",
+    "                break\n",
+    "            else:\n",
+    "                f.write(data)        "
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.8.5"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 4
+}

+{
+  "CurrentProjectSetting": null
+}
\ No newline at end of file

+{
+  "ExpandedNodes": [
+    ""
+  ],
+  "SelectedNode": "\\index.js",
+  "PreviewInSolutionExplorer": false
+}
\ No newline at end of file

-from picamera import PiCamera
-from time import sleep
-import socket 
-import cv2
-
-buf = 1024
-address = ('192.168.50.1', 8080)
-
-try:
-    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-    print('Sender Socket Initialized')
-except:
-    print("fail")  
-    
-#camera = PiCamera()
-vid = cv2.VideoCapture(-1)
-
-i = 0
-while(True):
-    ret, frame = vid.read()
-    cv2.imshow('frame', frame)
-    cv2.imwrite('/home/pi/Desktop/frames/{}.jpg'.format(i), frame)
-    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-    s.sendto('{}.jpg'.format(i).encode(), address)
-    print('sending file_name to server....')
-    f = open('/home/pi/Desktop/frames/{}.jpg'.format(i), 'rb')
-    i += 1
-    if(f):
-        print("yes")
-    data = f.read(buf)
-    while(data):
-        if(s.sendto(data,address)):
-            print('sending...')
-            data = f.read(buf)
-    s.close()
-    if cv2.waitKey(1) & 0xFF == ord('q'):
-        break
-    
-vid.release()
-cv2.destroyAllWindows()
\ No newline at end of file

@@ -2,6 +2,11 @@ let express = require('express');
 let app = express();
 let path = require('path');
 let fs = require('fs');
+let frameCount = 0;
+const dir = './frames'
+
+app.use('/js', express.static(__dirname + '/node_modules/jquery/dist')); // redirect JS jQuery
+app.use('/frames', express.static(__dirname + '/frames'));
 
 app.listen(3000, function(){
   console.log("hosting server start");
@@ -13,11 +18,12 @@ app.get('/', function(req, res){
 });
 
 app.get('/frames', function(req, res){
-  fs.readFile('./frames/1.jpg', function(error, data){
+  fs.readdir(dir, (err, files)=>{
+    frameCount = files.length;
+  })
+
+  fs.readFile('./frames/' + String(frameCount-1)+'.jpg', function(error, data){
     res.writeHead(200, {'Content-Type' : 'text/html'});
     res.end(data);
   })
 });
-
-app.use('/js', express.static(__dirname + '/node_modules/jquery/dist')); // redirect JS jQuery
-app.use('/frames', express.static(__dirname + '/frames'));

+from picamera import PiCamera
+from time import sleep
+import socket 
+import cv2
+
+capture = cv2.VideoCapture(0)
+capture.set(cv2.CAP_PROP_FRAME_WIDTH, 640)
+capture.set(cv2.CAP_PROP_FRAME_HEIGHT, 480)
+
+i = 0 
+finish_msg = "FINISH"
+
+buf = 1024
+address = ('192.168.50.1', 8080)
+sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+
+while cv2.waitKey(33) < 0:
+    ret, frame = capture.read()
+    # cv2.imshow('frame', frame) # img를 보여주는 곳 
+    cv2.imwrite('frames/{}.jpg'.format(i), frame)
+
+    try:
+        file_name = str(i) + '.jpg'
+        sock.sendto(file_name.encode('utf-8'), address)
+
+        f = open('frames/{}'.format(file_name), 'rb')
+        data = f.read(buf)
+
+        print(file_name, "Sending....")
+        while(data):
+            sock.sendto(data, address)
+            data = f.read(buf)
+        
+        if(sock.sendto(finish_msg.endcode('utf-8'), address)):
+            print("Finish message send")
+        
+        print(file_name, "send finish")
+        f.close()
+    except:
+        print("error")
+    i+=1
+    
+capture.release()
+cv2.destroyAllWindows()
\ No newline at end of file

+import socket
+import select
+import os 
+
+def removeAllFile(filePath):
+    if os.path.exists(filePath):
+        for file in os.scandir(filePath):
+            os.remove(file.path)
+        return 'Remove All File'
+    else:
+        return 'Directory Not Found'
+
+print(removeAllFile('/home/pi/capdesign/frames'))
+
+address = ('192.168.50.1', 8080)
+
+sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+sock.bind(address)
+
+sock2 = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+send_address = ('192.168.51.1', 8083)
+buf = 1024
+finish_msg = "FINISH"
+
+while True:
+    data, addr = sock.recvfrom(1024)
+    if data:
+        print("filename", data)
+        file_name = data.strip()
+    
+    f = open('frames/{}'.format(file_name), 'wb')
+    
+    while True:
+        ready = select.select([sock], [], [], 3)
+        if ready[0]:
+            data, addr = sock.recvfrom(1024)
+            if(data == "FINISH".encode('utf-8')):
+                print("Receivin {} FINISH".format(file_name))
+                f.close()
+                break
+            else:
+                f.write(data)
+        
+        # send to uav2 
+        try:
+            print(file_name)
+            sock2.sendto(file_name.encode('utf-8'), send_address)
+            print("file name sending success")
+            f = open('frames/{}'.format(file_name), 'rb')
+            data = f.read(1024)
+
+            print(file_name, "Sending...")
+            while(data):
+                try:
+                    sock2.sendto(data, send_address)
+                except:
+                    print("sock2 makes problem")
+                
+                try:
+                    data = f.read(1024)
+                except:
+                    print("data read makes problem")
+            print("data sending finished")
+            if(sock2.sendto(finish_msg.encode('utf-8'), send_address)):
+                print('Finish message send')
+            print(file_name, "send finish")
+            f.close()
+        except:
+            print("sending error")
+    
+sock.close()
+sock2.close()
+

+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import socket \n",
+    "import select \n",
+    "import os "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def removeAllFile(filePath):\n",
+    "    if os.path.exists(filePath):\n",
+    "        for file in os.scandir(filePath):\n",
+    "            os.remove(file.path)\n",
+    "        return 'Remove All File'\n",
+    "    else:\n",
+    "        return 'Directory Not Found'\n",
+    "\n",
+    "print(removeAllFile('/home/pi/capdesign/frames'))\n",
+    "address = ('192.168.51.1', 8083)\n",
+    "sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)\n",
+    "sock.bind(address)\n",
+    "\n",
+    "while True:\n",
+    "    data, addr = sock.recvfrom(1024)\n",
+    "    if data:\n",
+    "        data = data.decode()\n",
+    "        print(\"filename\", data)\n",
+    "        file_name = data.strip()\n",
+    "    \n",
+    "    f = open('frames/{}'.format(file_name), 'wb')\n",
+    "    \n",
+    "    while True:\n",
+    "        ready = select.select([sock], [], [], 3)\n",
+    "        if ready[0]:\n",
+    "            data, addr = sock.recvfrom(1024)\n",
+    "            if(data == \"FINISH\".encode('utf-8')):\n",
+    "                f.close()\n",
+    "                break\n",
+    "            else:\n",
+    "                f.write(data)        2"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.8.5"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 4
+}

+#!/usr/bin/env python
+# coding: utf-8
+
+# In[1]:
+
+
 import socket 
 import select 
+import os 
 
-sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-sock.bind(('192.168.50.1', 8080))
 
-address = ('192.168.50.1', 8080)
+# In[ ]:
+
+
+def removeAllFile(filePath):
+    if os.path.exists(filePath):
+        for file in os.scandir(filePath):
+            os.remove(file.path)
+        return 'Remove All File'
+    else:
+        return 'Directory Not Found'
+
+print(removeAllFile('/home/pi/capdesign/frames'))
+address = ('192.168.51.1', 8083)
+sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+sock.bind(address)
 
 while True:
     data, addr = sock.recvfrom(1024)
     if data:
+        data = data.decode()
         print("filename", data)
         file_name = data.strip()
     
@@ -18,10 +38,9 @@ while True:
         ready = select.select([sock], [], [], 3)
         if ready[0]:
             data, addr = sock.recvfrom(1024)
-            f.write(data)
-        else:
-            print("Finish", file_name)
+            if(data == "FINISH".encode('utf-8')):
                 f.close()
                 break
-    sock.close()
+            else:
+                f.write(data)