Camera Webserver mit Deepsleep

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

// Select camera model
#define CAMERA_MODEL_AI_THINKER // Has PSRAM

#include "camera_pins.h"

const char* ssid = "***";
const char* password = "***";

// Set your Static IP address
IPAddress local_IP(000, 000, 0, 000);
// Set your Gateway IP address
IPAddress gateway(000, 000, 0, 0);
IPAddress subnet(255, 255, 255, 0);

// NTP-Server-Informationen
const char* ntpServer = "de.pool.ntp.org";
const long  gmtOffset_sec = 3600; // GMT+1 (Deutsche Zeit)
const int   daylightOffset_sec = 3600; // Sommerzeit

void startCameraServer();

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_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 = 20000000;
  config.pixel_format = PIXFORMAT_JPEG;
  
  // if PSRAM IC present, init with UXGA resolution and higher JPEG quality
  //                      for larger pre-allocated frame buffer.
  if(psramFound()){
    config.frame_size = FRAMESIZE_UXGA;
    config.jpeg_quality = 10;
    config.fb_count = 2;
  } else {
    config.frame_size = FRAMESIZE_SVGA;
    config.jpeg_quality = 12;
    config.fb_count = 1;
  }

#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", err);
    return;
  }

  sensor_t * s = esp_camera_sensor_get();
  // initial sensors are flipped vertically and colors are a bit saturated
  if (s->id.PID == OV3660_PID) {
    s->set_vflip(s, 1); // flip it back
    s->set_brightness(s, 1); // up the brightness just a bit
    s->set_saturation(s, -2); // lower the saturation
  }
  // drop down frame size for higher initial frame rate
  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

  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.println("WiFi connected");

  startCameraServer();

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

//////
  // NTP-Zeit abrufen
  configTime(gmtOffset_sec, daylightOffset_sec, ntpServer);
  Serial.println("NTP-Zeit wird abgerufen...");
  while (!time(nullptr)) {
    delay(1000);
    Serial.println("Warte auf NTP-Zeit...");
  }
  
  // Aktuelle Zeit ausgeben
  struct tm timeinfo;
  if (!getLocalTime(&timeinfo)) {
    Serial.println("Fehler beim Abrufen der NTP-Zeit!");
  } else {
    Serial.println("Aktuelle Zeit:");
    Serial.println(&timeinfo, "%d.%m.%Y %H:%M:%S");
  }
  
  // Wenn die aktuelle Zeit zwischen 6:00 Uhr und 20:00 Uhr liegt, den Deepsleep-Modus wieder aktivieren
  int hour = timeinfo.tm_hour;
  if (hour >= 20 || hour < 6) {
  Serial.println("ESP32 geht wieder in den Deepsleep-Modus...");
  esp_deep_sleep_start();
}
}

void loop() {
  // ESP32 in den Deepsleep-Modus versetzen
  Serial.println("ESP32 geht in den Deepsleep-Modus...");
  esp_deep_sleep_start();
}

// Wird aufgerufen, wenn der ESP32 aus dem Deepsleep-Modus aufwacht
void IRAM_ATTR wakeUp() {
  // Aktuelle Zeit ausgeben
  struct tm timeinfo;
  if (!getLocalTime(&timeinfo)) {
    Serial.println("Fehler beim Abrufen der NTP-Zeit!");
  } else {
    Serial.println("Aktuelle Zeit:");
    Serial.println(&timeinfo, "%d.%m.%Y %H:%M:%S");
  }
  
  // Wenn die aktuelle Zeit zwischen 06:00 Uhr und 20:00 Uhr liegt, den Deepsleep-Modus wieder aktivieren
int hour = timeinfo.tm_hour;
if (hour >= 20 || hour < 6) {
  Serial.println("ESP32 geht wieder in den Deepsleep-Modus...");
  esp_deep_sleep_start();
}
}