Here’s the code, yaml and logs from the github post as well:
Original Code
/*********
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 = "Goober";
const char* password = "Head";
#define PART_BOUNDARY "123456789000000000000987654321"
// 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
#else
#error "Camera model not selected"
#endif
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);
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;
}
// 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;
}
// 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() {
delay(1);
}
ESPHome yaml code
esphome:
name: esp32-cam
friendly_name: ESP32-Cam
esp32:
board: esp32dev
framework:
type: arduino
# Enable logging
logger:
# Enable Home Assistant API
api:
# encryption:
# key: "T0qrCJJ9HoWm9yhPwn9gzXocAvmYRWCyAkFTsmQVH/U="
ota:
# password: "c6083ee9877b850b9b6582cabb663c9b"
- platform: esphome
wifi:
ssid: !secret wifi_ssid
password: !secret wifi_password
manual_ip:
static_ip: 172.27.3.57
gateway: 172.27.3.3
subnet: 255.255.255.0
# Enable fallback hotspot (captive portal) in case wifi connection fails
ap:
ssid: "Esp32-Cam Fallback Hotspot"
password: "JzbBlLm22Olx"
captive_portal:
esp32_camera:
external_clock:
pin: GPIO0
frequency: 20MHz
i2c_pins:
sda: GPIO26
scl: GPIO27
data_pins: [GPIO5, GPIO18, GPIO19, GPIO21, GPIO36, GPIO39, GPIO34, GPIO35]
# the order of the data_pins is significant, don't mix up the order
vsync_pin: GPIO25
href_pin: GPIO23
pixel_clock_pin: GPIO22
power_down_pin: GPIO32
resolution: 800x600
name: esp_cam02
idle_framerate: 0.1fps
aec_mode: auto
ae_level: 1
agc_mode: auto
agc_gain_ceiling: 4x
output:
- platform: ledc
pin: GPIO4
channel: 2 # channel 1 is used for esp32_camera
id: led
light:
- platform: monochromatic
output: led
name: espcam_02 light
ESPHome Logs output
INFO ESPHome 2024.7.3
INFO Reading configuration /config/esphome/esp32-cam.yaml...
WARNING GPIO0 is a strapping PIN and should only be used for I/O with care.
Attaching external pullup/down resistors to strapping pins can cause unexpected failures.
See https://esphome.io/guides/faq.html#why-am-i-getting-a-warning-about-strapping-pins
WARNING GPIO5 is a strapping PIN and should only be used for I/O with care.
Attaching external pullup/down resistors to strapping pins can cause unexpected failures.
See https://esphome.io/guides/faq.html#why-am-i-getting-a-warning-about-strapping-pins
INFO Generating C++ source...
INFO Compiling app...
Processing esp32-cam (board: esp32dev; framework: arduino; platform: platformio/[email protected])
--------------------------------------------------------------------------------
HARDWARE: ESP32 240MHz, 320KB RAM, 4MB Flash
- toolchain-xtensa-esp32 @ 8.4.0+2021r2-patch5
Dependency Graph
|-- AsyncTCP-esphome @ 2.1.3
|-- WiFi @ 2.0.0
|-- FS @ 2.0.0
|-- Update @ 2.0.0
|-- ESPAsyncWebServer-esphome @ 3.2.2
|-- DNSServer @ 2.0.0
|-- ESPmDNS @ 2.0.0
Compiling .pioenvs/esp32-cam/src/main.cpp.o
Linking .pioenvs/esp32-cam/firmware.elf
RAM: [= ] 13.9% (used 45444 bytes from 327680 bytes)
Flash: [===== ] 51.8% (used 951261 bytes from 1835008 bytes)
Building .pioenvs/esp32-cam/firmware.bin
Creating esp32 image...
Successfully created esp32 image.
esp32_create_combined_bin([".pioenvs/esp32-cam/firmware.bin"], [".pioenvs/esp32-cam/firmware.elf"])
Wrote 0xf9a70 bytes to file /data/build/esp32-cam/.pioenvs/esp32-cam/firmware.factory.bin, ready to flash to offset 0x0
esp32_copy_ota_bin([".pioenvs/esp32-cam/firmware.bin"], [".pioenvs/esp32-cam/firmware.elf"])
========================= [SUCCESS] Took 15.11 seconds =========================
INFO Successfully compiled program.
INFO Connecting to 172.27.3.57
INFO Uploading /data/build/esp32-cam/.pioenvs/esp32-cam/firmware.bin (957040 bytes)
Uploading: [============================================================] 100% Done...
INFO Upload took 9.98 seconds, waiting for result...
INFO OTA successful
INFO Successfully uploaded program.
INFO Starting log output from 172.27.3.57 using esphome API
INFO Successfully connected to esp32-cam @ 172.27.3.57 in 11.261s
INFO Successful handshake with esp32-cam @ 172.27.3.57 in 0.029s
[12:23:22][I][app:100]: ESPHome version 2024.7.3 compiled on Aug 4 2024, 12:22:46
[12:23:22][C][wifi:599]: WiFi:
[12:23:22][C][wifi:427]: Local MAC: 24:0A:C4:2A:A0:38
[12:23:22][C][wifi:432]: SSID: [redacted]
[12:23:22][C][wifi:435]: IP Address: 172.27.3.57
[12:23:22][C][wifi:439]: BSSID: [redacted]
[12:23:22][C][wifi:440]: Hostname: 'esp32-cam'
[12:23:22][C][wifi:442]: Signal strength: -52 dB ▂▄▆█
[12:23:22][C][wifi:446]: Channel: 1
[12:23:22][C][wifi:447]: Subnet: 255.255.255.0
[12:23:22][C][wifi:448]: Gateway: 172.27.3.3
[12:23:22][C][wifi:449]: DNS1: 0.0.0.0
[12:23:22][C][wifi:450]: DNS2: 0.0.0.0
[12:23:22][C][logger:185]: Logger:
[12:23:22][C][logger:186]: Level: DEBUG
[12:23:22][C][logger:188]: Log Baud Rate: 115200
[12:23:22][C][logger:189]: Hardware UART: UART0
[12:23:22][C][ledc.output:176]: LEDC Output:
[12:23:22][C][ledc.output:177]: Pin GPIO4
[12:23:22][C][ledc.output:178]: LEDC Channel: 2
[12:23:22][C][ledc.output:179]: PWM Frequency: 1000.0 Hz
[12:23:22][C][ledc.output:180]: Phase angle: 0.0°
[12:23:22][C][ledc.output:181]: Bit depth: 16
[12:23:22][C][light:103]: Light 'espcam_02 light'
[12:23:22][C][light:105]: Default Transition Length: 1.0s
[12:23:22][C][light:106]: Gamma Correct: 2.80
[12:23:22][C][esp32_camera:048]: ESP32 Camera:
[12:23:22][C][esp32_camera:049]: Name: esp_cam02
[12:23:22][C][esp32_camera:050]: Internal: NO
[12:23:22][C][esp32_camera:052]: Data Pins: D0:5 D1:18 D2:19 D3:21 D4:36 D5:39 D6:34 D7:35
[12:23:22][C][esp32_camera:053]: VSYNC Pin: 25
[12:23:22][C][esp32_camera:054]: HREF Pin: 23
[12:23:22][C][esp32_camera:055]: Pixel Clock Pin: 22
[12:23:22][C][esp32_camera:056]: External Clock: Pin:0 Frequency:20000000
[12:23:22][C][esp32_camera:060]: I2C Pins: SDA:26 SCL:27
[12:23:22][C][esp32_camera:062]: Reset Pin: -1
[12:23:22][C][esp32_camera:083]: Resolution: 800x600 (SVGA)
[12:23:22][C][esp32_camera:129]: JPEG Quality: 10
[12:23:22][C][esp32_camera:131]: Contrast: 0
[12:23:22][C][esp32_camera:132]: Brightness: 0
[12:23:22][C][esp32_camera:133]: Saturation: 0
[12:23:22][C][esp32_camera:134]: Vertical Flip: ON
[12:23:22][C][esp32_camera:135]: Horizontal Mirror: ON
[12:23:22][C][esp32_camera:136]: Special Effect: 0
[12:23:22][C][esp32_camera:137]: White Balance Mode: 0
[12:23:22][C][esp32_camera:140]: Auto Exposure Control: 1
[12:23:22][C][esp32_camera:141]: Auto Exposure Control 2: 0
[12:23:22][C][esp32_camera:142]: Auto Exposure Level: 1
[12:23:22][C][esp32_camera:143]: Auto Exposure Value: 300
[12:23:22][C][esp32_camera:144]: AGC: 1
[12:23:22][C][esp32_camera:145]: AGC Gain: 0
[12:23:22][C][esp32_camera:146]: Gain Ceiling: 1
[12:23:22][C][esp32_camera:152]: Test Pattern: NO
[12:23:22][C][psram:020]: PSRAM:
[12:23:22][C][psram:021]: Available: YES
[12:23:22][C][psram:024]: Size: 4095 KB
[12:23:22][C][captive_portal:088]: Captive Portal:
[12:23:22][C][mdns:116]: mDNS:
[12:23:22][C][mdns:117]: Hostname: esp32-cam
[12:23:22][C][esphome.ota:073]: Over-The-Air updates:
[12:23:22][C][esphome.ota:074]: Address: 172.27.3.57:3232
[12:23:22][C][esphome.ota:075]: Version: 2
[12:23:22][C][safe_mode:018]: Safe Mode:
[12:23:22][C][safe_mode:020]: Boot considered successful after 60 seconds
[12:23:22][C][safe_mode:021]: Invoke after 10 boot attempts
[12:23:22][C][safe_mode:023]: Remain in safe mode for 300 seconds
[12:23:22][C][api:139]: API Server:
[12:23:22][C][api:140]: Address: 172.27.3.57:6053
[12:23:22][C][api:144]: Using noise encryption: NO
[12:23:30][D][esp32_camera:196]: Got Image: len=18795
[12:23:40][D][esp32_camera:196]: Got Image: len=18866
[12:23:50][D][esp32_camera:196]: Got Image: len=18893
Thanks!