Esp32-Cam e sensore di movimento: ricevere foto per email

/*
Esp32-Cam con Sensore di movimento info4blog.it
Questo programma è la modifica di uno degli esempi che si può trovare nella libreria "ESP32 Mail Client" By Mobizt
è necessario quindi installare questa libreria per poter eseguire correttamente l'algoritmo
*/
/****
Board Settings:
Board: "ESP32 Wrover Module"
Upload Speed: "921600"
Flash Frequency: "80MHz"
Flash Mode: "QIO"
Partition Scheme: "Hue APP (3MB No OTA/1MB SPIFFS)"
Core Debug Level: "None"
COM Port: Depends On Your System
*/ 
include "esp_camera.h"
include "FS.h"
include "SPI.h"
include "SD.h"
include "EEPROM.h"
include "driver/rtc_io.h"
include "ESP32_MailClient.h"
// Selezionare il modello della camera (una voce sola senza //)
//#define CAMERA_MODEL_WROVER_KIT
//#define CAMERA_MODEL_ESP_EYE
//#define CAMERA_MODEL_M5STACK_PSRAM
//#define CAMERA_MODEL_M5STACK_WIDE
define CAMERA_MODEL_AI_THINKER  // Modello della camera del modulo come quella dell'esempio nella pagina di info4blog.it
include "camera_pins.h"
define ID_ADDRESS            0x00
define COUNT_ADDRESS         0x01
define ID_BYTE               0xAA
define EEPROM_SIZE           0x0F
uint16_t nextImageNumber = 0;
define WIFI_SSID             "NOME_DELLA_TUA_WIFI"
define WIFI_PASSWORD         "PASSWORD_DELLA_TUA_WIFI"
define emailSenderAccount    "EMAIL_CREATA_PER_MITTENTE@gmail.com"    //Per poter inviare un'e-mail dal servizio Gmail alla porta 465 (SSL), è necessario abilitare l'opzione "Consenti app meno sicure" https://myaccount.google.com/lesssecureapps?pli=1
define emailSenderPassword   "PASSWORD_EMAIL_CREATA_PER_MITTENTE"
define emailRecipient        "TUA_EMAIL_DI_DESTINAZIONE@gmail.com"
//#define emailRecipient2     "recipient2@email.com"
//The Email Sending data object contains config and data to send
SMTPData smtpData;
//Callback function to get the Email sending status
void sendCallback(SendStatus info);
void setup() 
{
Serial.begin(115200);
Serial.println();
Serial.println("Booting…");
pinMode(4, INPUT);              //GPIO for LED flash
digitalWrite(4, LOW);
rtc_gpio_hold_dis(GPIO_NUM_4);  //diable pin hold if it was enabled before sleeping
//connect to WiFi network
Serial.print("Connecting to AP");
WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
while (WiFi.status() != WL_CONNECTED)
{
Serial.print(".");
delay(200);
}
Serial.println("");
Serial.println("WiFi connected.");
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
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;
//init with high specs to pre-allocate larger buffers
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
//initialize camera
esp_err_t err = esp_camera_init(&config);
if (err != ESP_OK) 
{
Serial.printf("Camera init failed with error 0x%x", err);
return;
}
//set the camera parameters
sensor_t * s = esp_camera_sensor_get();
// s->set_contrast(s, 2);    //min=-2, max=2
// s->set_brightness(s, 2);  //min=-2, max=2
// s->set_saturation(s, 2);  //min=-2, max=2
s->set_vflip(s, 1);//flip it back
s->set_brightness(s, 1);//up the blightness just a bit
s->set_saturation(s, -2);//lower the saturation
delay(100);               //wait a little for settings to take effect
//mount SD card
Serial.println("Mounting SD Card…");
MailClient.sdBegin(14,2,15,13);
if(!SD.begin())
{
Serial.println("Card Mount Failed");
return;
}
//initialize EEPROM & get file number
if (!EEPROM.begin(EEPROM_SIZE))
{
Serial.println("Failed to initialise EEPROM"); 
Serial.println("Exiting now"); 
while(1);   //wait here as something is not right
}
/*
EEPROM.get(COUNT_ADDRESS, nextImageNumber);
Serial.println(nextImageNumber);
nextImageNumber += 1;
EEPROM.put(COUNT_ADDRESS, nextImageNumber);
EEPROM.commit();
while(1);
*/
/ERASE EEPROM BYTES START/
/*
Serial.println("Erasing EEPROM…");
for(int i = 0; i < EEPROM_SIZE; i++)
{
EEPROM.write(i, 0xFF);
EEPROM.commit();
delay(20);
}
Serial.println("Erased");
while(1);
/   /ERASE EEPROM BYTES END*/  
if(EEPROM.read(ID_ADDRESS) != ID_BYTE)    //there will not be a valid picture number
{
Serial.println("Initializing ID byte & restarting picture count");
nextImageNumber = 0;
EEPROM.write(ID_ADDRESS, ID_BYTE);  
EEPROM.commit(); 
}
else                                      //obtain next picture number
{
EEPROM.get(COUNT_ADDRESS, nextImageNumber);
nextImageNumber +=  1;    
Serial.print("Next image number:");
Serial.println(nextImageNumber);
}
//take new image
camera_fb_t * fb = NULL;
//obtain camera frame buffer
fb = esp_camera_fb_get();
if (!fb) 
{
Serial.println("Camera capture failed");
Serial.println("Exiting now"); 
while(1);   //wait here as something is not right
}
//save to SD card
//generate file path
String path = "/IMG" + String(nextImageNumber) + ".jpg";
fs::FS &fs = SD;
//create new file
File file = fs.open(path.c_str(), FILE_WRITE);
if(!file)
{
Serial.println("Failed to create file");
Serial.println("Exiting now"); 
while(1);   //wait here as something is not right    
} 
else 
{
file.write(fb->buf, fb->len); 
EEPROM.put(COUNT_ADDRESS, nextImageNumber);
EEPROM.commit();
}
file.close();
//return camera frame buffer
esp_camera_fb_return(fb);
Serial.printf("Image saved: %s\n", path.c_str());
//send email
Serial.println("Sending email…");
//Set the Email host, port, account and password
smtpData.setLogin("smtp.gmail.com", 587, emailSenderAccount, emailSenderPassword);
//Set the sender name and Email
smtpData.setSender("ESP32-CAM", emailSenderAccount);
//Set Email priority or importance High, Normal, Low or 1 to 5 (1 is highest)
smtpData.setPriority("Normal");
//Set the subject
smtpData.setSubject("Motion Detected - ESP32-CAM");
//Set the message - normal text or html format
smtpData.setMessage("
Foto eseguita ed inviata.
", true);
//Add recipients, can add more than one recipient
smtpData.addRecipient(emailRecipient);
//smtpData.addRecipient(emailRecipient2);
//Add attach files from SD card
smtpData.addAttachFile(path);
//Set the storage types to read the attach files (SD is default)
smtpData.setFileStorageType(MailClientStorageType::SD);
smtpData.setSendCallback(sendCallback);
//Inizia a inviare e-mail, può essere impostata la funzione Callback (sendCallback) per monitorare lo stato
if (!MailClient.sendMail(smtpData))
Serial.println("Errore durante l'invio dell'e-mail, " + MailClient.smtpErrorReason());
//Cancella tutti i dati dall'oggetto Email per liberare memoria
smtpData.empty();
pinMode(4, OUTPUT);              //GPIO per il LED flash
digitalWrite(4, LOW);            //disattiva il LED flash
rtc_gpio_hold_en(GPIO_NUM_4);    //si assicura che il flash sia tenuto in posizione LOW durante la modalità di sospensione
Serial.println("Accesso alla modalità di sospensione deep sleep");
Serial.flush(); 
esp_sleep_enable_ext0_wakeup(GPIO_NUM_13, 1);   //modalità di sospensione, si riattiva quando il pin 13 diventa HIGH (1, alto nel caso del componente HC-SR501, mentre 0, basso nel caso dell'AM312)
delay(10000);                                   //attendere 10 secondi per consentire al sensore PIR di stabilizzarsi
esp_deep_sleep_start();
}
void loop() 
{
}
//sendCallback è la funzione che viene richiamata per ottenere lo stato finale della spedizione dell'email
void sendCallback(SendStatus msg)
{
//Print the current status
Serial.println(msg.info());
//Do something when complete
if (msg.success())
{
Serial.println("----------------Email_Correttamente_inviata");
}
}