ESP32 CAM with Arduino IDE | Tutorial - [Part.9] Multiple CAM Dashboard With New Features (ft. ⏯️🔴💾)

ESP32_CAM_MULTICAM/Part.8 - Multiple CAM Dashboard/CameraWeb/CameraWeb.ino

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+#include "esp_camera.h"
+#include <WiFi.h>
+#include <ArduinoWebsockets.h>
+#define CAMERA_MODEL_AI_THINKER
+#include "camera_pins.h"
+
+const char* ssid = "ThatProject";
+const char* password = "California";
+const char* websocket_server_host = "<YOUR_LOCAL_IP_ADDRESS_HERE>";
+const uint16_t websocket_server_port = 8888;
+
+using namespace websockets;
+WebsocketsClient client;
+bool isWebSocketConnected;
+
+void onEventsCallback(WebsocketsEvent event, String data){
+  if(event == WebsocketsEvent::ConnectionOpened){
+    Serial.println("Connection Opened");
+    isWebSocketConnected = true;
+  }else if(event == WebsocketsEvent::ConnectionClosed){
+    Serial.println("Connection Closed");
+    isWebSocketConnected = false;
+    webSocketConnect();
+  }
+}
+
+void setup() {
+  isWebSocketConnected = false;
+  Serial.begin(115200);
+  Serial.println();
+
+  camera_config_t config;
+  config.ledc_channel = LEDC_CHANNEL_0;
+  config.ledc_timer = LEDC_TIMER_0;
+  config.pin_d0 = Y2_GPIO_NUM;
+  config.pin_d1 = Y3_GPIO_NUM;
+  config.pin_d2 = Y4_GPIO_NUM;
+  config.pin_d3 = Y5_GPIO_NUM;
+  config.pin_d4 = Y6_GPIO_NUM;
+  config.pin_d5 = Y7_GPIO_NUM;
+  config.pin_d6 = Y8_GPIO_NUM;
+  config.pin_d7 = Y9_GPIO_NUM;
+  config.pin_xclk = XCLK_GPIO_NUM;
+  config.pin_pclk = PCLK_GPIO_NUM;
+  config.pin_vsync = VSYNC_GPIO_NUM;
+  config.pin_href = HREF_GPIO_NUM;
+  config.pin_sscb_sda = SIOD_GPIO_NUM;
+  config.pin_sscb_scl = SIOC_GPIO_NUM;
+  config.pin_pwdn = PWDN_GPIO_NUM;
+  config.pin_reset = RESET_GPIO_NUM;
+  config.xclk_freq_hz = 10000000;
+  config.pixel_format = PIXFORMAT_JPEG;
+  config.frame_size = FRAMESIZE_VGA;
+  config.jpeg_quality = 40;
+  config.fb_count = 2;
+
+  // camera init
+  esp_err_t err = esp_camera_init(&config);
+  if (err != ESP_OK) {
+    Serial.printf("Camera init failed with error 0x%x", err);
+    return;
+  }
+ 
+
+  WiFi.begin(ssid, password);
+
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(500);
+    Serial.print(".");
+  }
+  Serial.println("");
+  Serial.println("WiFi connected");
+
+  client.onEvent(onEventsCallback);
+  webSocketConnect();
+}
+
+void webSocketConnect(){
+   while(!client.connect(websocket_server_host, websocket_server_port, "/")){
+    delay(500);
+    Serial.print(".");
+  }
+  Serial.println("Websocket Connected!");
+}
+
+void loop() {
+
+  if(client.available()){
+    client.poll();
+  }
+  
+  if(!isWebSocketConnected) return;
+  
+  camera_fb_t *fb = esp_camera_fb_get();
+  if(!fb){
+    Serial.println("Camera capture failed");
+    esp_camera_fb_return(fb);
+    return;
+  }
+
+  if(fb->format != PIXFORMAT_JPEG){
+    Serial.println("Non-JPEG data not implemented");
+    return;
+  }
+  
+  //fb->buf[12] = 0x01; //FIRST CAM
+  fb->buf[12] = 0x02; //SECOND CAM
+
+  client.sendBinary((const char*) fb->buf, fb->len);
+  esp_camera_fb_return(fb);
+}