HomeSauron-Eye.ino

#include "esp_camera.h"
#include <WiFi.h>

#define CAMERA_MODEL_AI_THINKER
#include "camera_pins.h"

// ===========================
// Enter your WiFi credentials
// ===========================
const char *ssid = "YOUR_WIFI_NAME";
const char *password = "YOUR_WIFI_PASSWORD";
const char *cameraName = "YOUR_CAMERA_NAME";  // Used to create a hostname. Will be used in HomeSauron-Aggregator to determine the camera

bool tryingToConnectWifi = true;
void startCameraServer();
void setupLedFlash(int pin);

void setup() {
  Serial.begin(115200);
  Serial.setDebugOutput(true);
  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_sccb_sda = SIOD_GPIO_NUM;
  config.pin_sccb_scl = SIOC_GPIO_NUM;
  config.pin_pwdn = PWDN_GPIO_NUM;
  config.pin_reset = RESET_GPIO_NUM;
  config.xclk_freq_hz = 20000000;
  config.frame_size = FRAMESIZE_UXGA;
  config.pixel_format = PIXFORMAT_JPEG;  // for streaming
  config.grab_mode = CAMERA_GRAB_WHEN_EMPTY;
  config.fb_location = CAMERA_FB_IN_PSRAM;
  config.jpeg_quality = 12;
  config.fb_count = 1;

  if (config.pixel_format == PIXFORMAT_JPEG) {
    if (psramFound()) {
      config.jpeg_quality = 10;
      config.fb_count = 2;
      config.grab_mode = CAMERA_GRAB_LATEST;
    } else {
      config.frame_size = FRAMESIZE_SVGA;
      config.fb_location = CAMERA_FB_IN_DRAM;
    }
  } else {
    config.frame_size = FRAMESIZE_240X240;
#if CONFIG_IDF_TARGET_ESP32S3
    config.fb_count = 2;
#endif
  }

#if defined(CAMERA_MODEL_ESP_EYE)
  pinMode(13, INPUT_PULLUP);
  pinMode(14, INPUT_PULLUP);
#endif

  // camera init
  esp_err_t err = esp_camera_init(&config);
  if (err != ESP_OK) {
    Serial.printf("Camera init failed with error 0x%x\n", err);
    return;
  }

  sensor_t *s = esp_camera_sensor_get();
  if (s->id.PID == OV3660_PID) {
    s->set_vflip(s, 1);
    s->set_brightness(s, 1);
    s->set_saturation(s, -2);
  }

  if (config.pixel_format == PIXFORMAT_JPEG) {
    s->set_framesize(s, FRAMESIZE_QVGA);
  }

#if defined(CAMERA_MODEL_M5STACK_WIDE) || defined(CAMERA_MODEL_M5STACK_ESP32CAM)
  s->set_vflip(s, 1);
  s->set_hmirror(s, 1);
#endif

#if defined(CAMERA_MODEL_ESP32S3_EYE)
  s->set_vflip(s, 1);
#endif

#if defined(LED_GPIO_NUM)
  setupLedFlash(LED_GPIO_NUM);
#endif

  std::string hostname = "home-sauron-";
  hostname += cameraName;
  WiFi.setHostname(hostname.c_str());

  WiFi.begin(ssid, password);
  tryingToConnectWifi = false;
  WiFi.setSleep(false);

  unsigned long startAttemptTime = millis();

  while (WiFi.status() != WL_CONNECTED && millis() - startAttemptTime < 10000) {
    delay(500);
    Serial.print(".");
  }

  if (WiFi.status() != WL_CONNECTED) {
    Serial.println("Failed to connect to WiFi");
    return;
  }

  Serial.println();
  Serial.println("WiFi connected");

  startCameraServer();
  Serial.print("Camera Ready! Use 'http://");
  Serial.print(WiFi.localIP());
  Serial.println("' to connect");
}

void loop() {
  Serial.println(WiFi.status());
  if (WiFi.status() != WL_CONNECTED) {
    if (!tryingToConnectWifi) {
      WiFi.begin(ssid, password);
      WiFi.setSleep(false);
      tryingToConnectWifi = true;
    }

    delay(500);
    Serial.print(".");
  } else if (WiFi.status() == WL_CONNECTED) {
    if (tryingToConnectWifi) {
      startCameraServer();
      Serial.print("Camera Ready! Use 'http://");
      Serial.print(WiFi.localIP());
      Serial.println("' to connect");
      tryingToConnectWifi = false;
    }
  }

  delay(2000);
}