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ESP32CAM_VideoStreamingWebServer.ino
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/* | |
Florin Simedru | |
Complete project details at https://automatic-house.blogspot.com | |
Permission is hereby granted, free of charge, to any person obtaining a copy | |
of this software and associated documentation files. | |
The above copyright notice and this permission notice shall be included in all | |
copies or substantial portions of the Software. | |
Original project: | |
Rui Santos | |
Complete project details at https://RandomNerdTutorials.com/esp32-cam-video-streaming-web-server-camera-home-assistant/ | |
IMPORTANT!!! | |
- Select Board "AI Thinker ESP32-CAM" | |
- GPIO 0 must be connected to GND to upload a sketch | |
- After connecting GPIO 0 to GND, press the ESP32-CAM on-board RESET button to put your board in flashing mode | |
Permission is hereby granted, free of charge, to any person obtaining a copy | |
of this software and associated documentation files. | |
The above copyright notice and this permission notice shall be included in all | |
copies or substantial portions of the Software. | |
*********/ | |
#include "esp_camera.h" | |
#include <WiFi.h> | |
#include "esp_timer.h" | |
#include "img_converters.h" | |
#include "Arduino.h" | |
#include "fb_gfx.h" | |
#include "soc/soc.h" //disable brownout problems | |
#include "soc/rtc_cntl_reg.h" //disable brownout problems | |
#include "esp_http_server.h" | |
//Replace with your network credentials | |
const char* ssid = "WIFI ssid"; | |
const char* password = "password"; | |
#define PART_BOUNDARY "34535345346546" | |
// This project was tested with the AI Thinker Model, M5STACK PSRAM Model and M5STACK WITHOUT PSRAM | |
#define CAMERA_MODEL_AI_THINKER | |
//#define CAMERA_MODEL_M5STACK_PSRAM | |
//#define CAMERA_MODEL_M5STACK_WITHOUT_PSRAM | |
// Not tested with this model | |
//#define CAMERA_MODEL_WROVER_KIT | |
#if defined(CAMERA_MODEL_WROVER_KIT) | |
#define PWDN_GPIO_NUM -1 | |
#define RESET_GPIO_NUM -1 | |
#define XCLK_GPIO_NUM 21 | |
#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 19 | |
#define Y4_GPIO_NUM 18 | |
#define Y3_GPIO_NUM 5 | |
#define Y2_GPIO_NUM 4 | |
#define VSYNC_GPIO_NUM 25 | |
#define HREF_GPIO_NUM 23 | |
#define PCLK_GPIO_NUM 22 | |
#elif defined(CAMERA_MODEL_M5STACK_PSRAM) | |
#define PWDN_GPIO_NUM -1 | |
#define RESET_GPIO_NUM 15 | |
#define XCLK_GPIO_NUM 27 | |
#define SIOD_GPIO_NUM 25 | |
#define SIOC_GPIO_NUM 23 | |
#define Y9_GPIO_NUM 19 | |
#define Y8_GPIO_NUM 36 | |
#define Y7_GPIO_NUM 18 | |
#define Y6_GPIO_NUM 39 | |
#define Y5_GPIO_NUM 5 | |
#define Y4_GPIO_NUM 34 | |
#define Y3_GPIO_NUM 35 | |
#define Y2_GPIO_NUM 32 | |
#define VSYNC_GPIO_NUM 22 | |
#define HREF_GPIO_NUM 26 | |
#define PCLK_GPIO_NUM 21 | |
#elif defined(CAMERA_MODEL_M5STACK_WITHOUT_PSRAM) | |
#define PWDN_GPIO_NUM -1 | |
#define RESET_GPIO_NUM 15 | |
#define XCLK_GPIO_NUM 27 | |
#define SIOD_GPIO_NUM 25 | |
#define SIOC_GPIO_NUM 23 | |
#define Y9_GPIO_NUM 19 | |
#define Y8_GPIO_NUM 36 | |
#define Y7_GPIO_NUM 18 | |
#define Y6_GPIO_NUM 39 | |
#define Y5_GPIO_NUM 5 | |
#define Y4_GPIO_NUM 34 | |
#define Y3_GPIO_NUM 35 | |
#define Y2_GPIO_NUM 17 | |
#define VSYNC_GPIO_NUM 22 | |
#define HREF_GPIO_NUM 26 | |
#define PCLK_GPIO_NUM 21 | |
#elif defined(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 | |
#define DOORBELL_BUTTON 12 | |
#define LED_PIN 4 | |
#else | |
#error "Camera model not selected" | |
#endif | |
void doorbell_push_read(); | |
static const char* _STREAM_CONTENT_TYPE = "multipart/x-mixed-replace;boundary=" PART_BOUNDARY; | |
static const char* _STREAM_BOUNDARY = "\r\n--" PART_BOUNDARY "\r\n"; | |
static const char* _STREAM_PART = "Content-Type: image/jpeg\r\nContent-Length: %u\r\n\r\n"; | |
httpd_handle_t stream_httpd = NULL; | |
static esp_err_t stream_handler(httpd_req_t *req){ | |
camera_fb_t * fb = NULL; | |
esp_err_t res = ESP_OK; | |
size_t _jpg_buf_len = 0; | |
uint8_t * _jpg_buf = NULL; | |
char * part_buf[64]; | |
res = httpd_resp_set_type(req, _STREAM_CONTENT_TYPE); | |
if(res != ESP_OK){ | |
return res; | |
} | |
while(true){ | |
fb = esp_camera_fb_get(); | |
if (!fb) { | |
Serial.println("Camera capture failed"); | |
res = ESP_FAIL; | |
} else { | |
if(fb->width > 400){ | |
if(fb->format != PIXFORMAT_JPEG){ | |
bool jpeg_converted = frame2jpg(fb, 80, &_jpg_buf, &_jpg_buf_len); | |
esp_camera_fb_return(fb); | |
fb = NULL; | |
if(!jpeg_converted){ | |
Serial.println("JPEG compression failed"); | |
res = ESP_FAIL; | |
} | |
} else { | |
_jpg_buf_len = fb->len; | |
_jpg_buf = fb->buf; | |
} | |
} | |
} | |
if(res == ESP_OK){ | |
size_t hlen = snprintf((char *)part_buf, 64, _STREAM_PART, _jpg_buf_len); | |
res = httpd_resp_send_chunk(req, (const char *)part_buf, hlen); | |
} | |
if(res == ESP_OK){ | |
res = httpd_resp_send_chunk(req, (const char *)_jpg_buf, _jpg_buf_len); | |
} | |
if(res == ESP_OK){ | |
res = httpd_resp_send_chunk(req, _STREAM_BOUNDARY, strlen(_STREAM_BOUNDARY)); | |
} | |
if(fb){ | |
esp_camera_fb_return(fb); | |
fb = NULL; | |
_jpg_buf = NULL; | |
} else if(_jpg_buf){ | |
free(_jpg_buf); | |
_jpg_buf = NULL; | |
} | |
if(res != ESP_OK){ | |
break; | |
} | |
//Serial.printf("MJPG: %uB\n",(uint32_t)(_jpg_buf_len)); | |
} | |
return res; | |
} | |
void startCameraServer(){ | |
httpd_config_t config = HTTPD_DEFAULT_CONFIG(); | |
config.server_port = 80; | |
httpd_uri_t index_uri = { | |
.uri = "/", | |
.method = HTTP_GET, | |
.handler = stream_handler, | |
.user_ctx = NULL | |
}; | |
//Serial.printf("Starting web server on port: '%d'\n", config.server_port); | |
if (httpd_start(&stream_httpd, &config) == ESP_OK) { | |
httpd_register_uri_handler(stream_httpd, &index_uri); | |
} | |
} | |
void setup() { | |
WRITE_PERI_REG(RTC_CNTL_BROWN_OUT_REG, 0); //disable brownout detector | |
Serial.begin(115200); | |
Serial.setDebugOutput(false); | |
pinMode(DOORBELL_BUTTON, INPUT_PULLDOWN); // DOORBELL button | |
pinMode (LED_PIN, OUTPUT);//Specify that LED pin is output | |
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_UXGA; | |
config.jpeg_quality = 10; | |
config.fb_count = 2; | |
} else { | |
config.frame_size = FRAMESIZE_SVGA; | |
config.jpeg_quality = 12; | |
config.fb_count = 1; | |
} | |
// Set your Static IP address | |
IPAddress local_IP(192, 168, 0, 145); | |
// Set your Gateway IP address | |
IPAddress gateway(192, 168, 0, 1); | |
IPAddress subnet(255, 255, 0, 0); | |
IPAddress primaryDNS(8, 8, 8, 8); //optional | |
IPAddress secondaryDNS(8, 8, 4, 4); //optional | |
// 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; | |
} | |
if(!WiFi.config(local_IP, gateway, subnet, primaryDNS, secondaryDNS)) { | |
Serial.println("STA Failed to configure"); | |
} | |
// Wi-Fi connection | |
WiFi.begin(ssid, password); | |
while (WiFi.status() != WL_CONNECTED) { | |
delay(500); | |
Serial.print("."); | |
} | |
Serial.println(""); | |
Serial.println("WiFi connected"); | |
Serial.print("Camera Stream Ready! Go to: http://"); | |
Serial.print(WiFi.localIP()); | |
// Start streaming web server | |
startCameraServer(); | |
} | |
void loop() | |
{ | |
doorbell_push_read(); | |
delay(1); | |
} | |
void doorbell_push_read() | |
{ | |
// read the pushbutton input pin: | |
int buttonState = digitalRead(DOORBELL_BUTTON); | |
if (buttonState == HIGH) | |
{ | |
Serial.print("buton = "); | |
Serial.println(buttonState); | |
// turn LED on: | |
digitalWrite(LED_PIN, HIGH); | |
} | |
else | |
{ | |
// turn LED off: | |
digitalWrite(LED_PIN, LOW); | |
} | |
} |
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