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ESP32-CAM-SEND-IMAGE-TO-TELEGRAM-BOT.ino
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ESP32-CAM-SEND-IMAGE-TO-TELEGRAM-BOT.ino
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// Viral Science www.viralsciencecreativity.com www.youtube.com/c/viralscience
// ESP32 Cam Motion Alert | Send Image to Telegram
// Tutorial: https://www.youtube.com/watch?v=v36c7-s3jvA
//************** NOTA: DEBEMOS DE USAR ESP32 BOARD V.1.0.4 DE LO CONTRARIO NO SE CONECTA A TELEGRAM API. Change esp32 version 1.0.4 in board manager.
// Enter your WiFi ssid and password
const char* ssid = "xxxxx"; //WIFI SSID
const char* password = "9xxxxxxx"; //WIFI password
String token = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
String chat_id = "1xxxxxxx";
#include <WiFi.h>
#include <WiFiClientSecure.h>
#include "soc/soc.h"
#include "soc/rtc_cntl_reg.h"
#include "esp_camera.h"
//CAMERA_MODEL_AI_THINKER
#define PWDN_GPIO_NUM 32
#define RESET_GPIO_NUM -1
#define XCLK_GPIO_NUM 0
#define SIOD_GPIO_NUM 26
#define SIOC_GPIO_NUM 27
#define Y9_GPIO_NUM 35
#define Y8_GPIO_NUM 34
#define Y7_GPIO_NUM 39
#define Y6_GPIO_NUM 36
#define Y5_GPIO_NUM 21
#define Y4_GPIO_NUM 19
#define Y3_GPIO_NUM 18
#define Y2_GPIO_NUM 5
#define VSYNC_GPIO_NUM 25
#define HREF_GPIO_NUM 23
#define PCLK_GPIO_NUM 22
int gpioPIR = 13; //PIR Motion Sensor
void setup()
{
WRITE_PERI_REG(RTC_CNTL_BROWN_OUT_REG, 0);
Serial.begin(115200);
delay(10);
WiFi.mode(WIFI_STA);
Serial.println("");
Serial.print("Connecting to ");
Serial.println(ssid);
WiFi.begin(ssid, password);
long int StartTime=millis();
while (WiFi.status() != WL_CONNECTED)
{
delay(500);
if ((StartTime+10000) < millis()) break;
}
Serial.println("");
Serial.println("STAIP address: ");
Serial.println(WiFi.localIP());
Serial.println("");
if (WiFi.status() != WL_CONNECTED) {
Serial.println("Reset");
ledcAttachPin(4, 3);
ledcSetup(3, 5000, 8);
ledcWrite(3,10);
delay(200);
ledcWrite(3,0);
delay(200);
ledcDetachPin(3);
delay(1000);
ESP.restart();
}
else
{
ledcAttachPin(4, 3);
ledcSetup(3, 5000, 8);
for (int i=0;i<5;i++) {
ledcWrite(3,10);
delay(200);
ledcWrite(3,0);
delay(200);
}
ledcDetachPin(3);
}
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(psramFound())
{
config.frame_size = FRAMESIZE_VGA;
config.jpeg_quality = 10; //0-63 lower number means higher quality
config.fb_count = 2;
}
else
{
config.frame_size = FRAMESIZE_QQVGA;
config.jpeg_quality = 12; //0-63 lower number means higher quality
config.fb_count = 1;
}
// camera init
esp_err_t err = esp_camera_init(&config);
if (err != ESP_OK)
{
Serial.printf("Camera init failed with error 0x%x", err);
delay(1000);
ESP.restart();
}
sensor_t * s = esp_camera_sensor_get();
s->set_framesize(s, FRAMESIZE_XGA);
}
void loop()
{
pinMode(gpioPIR, INPUT_PULLUP);
int v = digitalRead(gpioPIR);
Serial.println(v);
if (v==1)
{
alerts2Telegram(token, chat_id);
delay(10000);
}
delay(1000);
}
String alerts2Telegram(String token, String chat_id)
{
const char* myDomain = "api.telegram.org";
String getAll="", getBody = "";
camera_fb_t * fb = NULL;
fb = esp_camera_fb_get();
if(!fb)
{
Serial.println("Camera capture failed");
delay(1000);
ESP.restart();
return "Camera capture failed";
}
WiFiClientSecure client_tcp;
if (client_tcp.connect(myDomain, 443))
{
Serial.println("Connected to " + String(myDomain));
String head = "--India\r\nContent-Disposition: form-data; name=\"chat_id\"; \r\n\r\n" + chat_id + "\r\n--India\r\nContent-Disposition: form-data; name=\"photo\"; filename=\"esp32-cam.jpg\"\r\nContent-Type: image/jpeg\r\n\r\n";
String tail = "\r\n--India--\r\n";
uint16_t imageLen = fb->len;
uint16_t extraLen = head.length() + tail.length();
uint16_t totalLen = imageLen + extraLen;
client_tcp.println("POST /bot"+token+"/sendPhoto HTTP/1.1");
client_tcp.println("Host: " + String(myDomain));
client_tcp.println("Content-Length: " + String(totalLen));
client_tcp.println("Content-Type: multipart/form-data; boundary=India");
client_tcp.println();
client_tcp.print(head);
uint8_t *fbBuf = fb->buf;
size_t fbLen = fb->len;
for (size_t n=0;n<fbLen;n=n+1024)
{
if (n+1024<fbLen)
{
client_tcp.write(fbBuf, 1024);
fbBuf += 1024;
}
else if (fbLen%1024>0)
{
size_t remainder = fbLen%1024;
client_tcp.write(fbBuf, remainder);
}
}
client_tcp.print(tail);
esp_camera_fb_return(fb);
int waitTime = 10000; // timeout 10 seconds
long startTime = millis();
boolean state = false;
while ((startTime + waitTime) > millis())
{
Serial.print(".");
delay(100);
while (client_tcp.available())
{
char c = client_tcp.read();
if (c == '\n')
{
if (getAll.length()==0) state=true;
getAll = "";
}
else if (c != '\r')
getAll += String(c);
if (state==true) getBody += String(c);
startTime = millis();
}
if (getBody.length()>0) break;
}
client_tcp.stop();
Serial.println(getBody);
}
else {
getBody = "Connection to telegram failed.";
Serial.println("Connection to telegram failed.");
}
return getBody;
}