kopia lustrzana https://github.com/alanesq/esp32cam-demo
Update ESP32cam-demo.ino
Alan
GitHub
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@ -3,7 +3,7 @@
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* ESP32Cam development board demo sketch using Arduino IDE or PlatformIO
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* Github: https://github.com/alanesq/ESP32Cam-demo
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*
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* Tested with ESP32 board manager version 2.0.11 (2.0.14?)
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* Tested with ESP32 board manager version 2.0.14
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*
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* Starting point sketch for projects using the esp32cam development board with the following features
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* web server with live video streaming and RGB data from camera demonstrated.
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@ -47,7 +47,6 @@
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#include "esp_camera.h" // https://github.com/espressif/esp32-camera
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#include <Arduino.h>
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#include "wifiSettings.h"
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#include <esp_task_wdt.h> // watchdog timer - see: https://iotassistant.io/esp32/enable-hardware-watchdog-timer-esp32-arduino-ide/
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@ -60,7 +59,7 @@
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// ======================================
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/* // delete this line //
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#include "wifiSettings.h" /* // delete this line //
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#define SSID_NAME "<WIFI SSID>"
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@ -72,7 +71,7 @@
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*/ // delete this line //
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*/ // delete this line //
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// ---------------------------------------------------------------------------------------------------------
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@ -109,7 +108,7 @@
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// ---------------------------------------------------------------
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char* stitle = "ESP32Cam-demo"; // title of this sketch
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char* sversion = "31oct23"; // Sketch version
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char* sversion = "02Nov23"; // Sketch version
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#define WDT_TIMEOUT 60 // timeout of watchdog timer (seconds)
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@ -471,12 +470,14 @@ if (reset) {
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config.pin_sscb_scl = SIOC_GPIO_NUM;
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config.pin_pwdn = PWDN_GPIO_NUM;
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config.pin_reset = RESET_GPIO_NUM;
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config.xclk_freq_hz = 20000000; // XCLK 20MHz or 10MHz for OV2640 double FPS (Experimental)
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config.xclk_freq_hz = 10000000; // XCLK 20MHz or 10MHz for OV2640 double FPS (Experimental)
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config.pixel_format = PIXFORMAT_JPEG; // colour jpg format
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config.frame_size = FRAME_SIZE_IMAGE; // Image sizes: 160x120 (QQVGA), 128x160 (QQVGA2), 176x144 (QCIF), 240x176 (HQVGA), 320x240 (QVGA),
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// 400x296 (CIF), 640x480 (VGA, default), 800x600 (SVGA), 1024x768 (XGA), 1280x1024 (SXGA),
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// 1600x1200 (UXGA)
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config.jpeg_quality = 12; // 0-63 lower number means higher quality (can cause failed image capture if set too low at higher resolutions)
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config.jpeg_quality = 10; // 0-63 lower number means higher quality (can cause failed image capture if set too low at higher resolutions)
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config.grab_mode = CAMERA_GRAB_WHEN_EMPTY;
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//config.fb_location = CAMERA_FB_IN_PSRAM; // store the captured frame in PSRAM
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config.fb_count = 1; // if more than one, i2s runs in continuous mode. Use only with JPEG
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}
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@ -484,14 +485,10 @@ if (reset) {
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// Note: if not using "AI thinker esp32 cam" in the Arduino IDE, PSRAM must be enabled
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if (!psramFound()) {
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if (serialDebug) Serial.println("Warning: No PSRam found so defaulting to image size 'CIF'");
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config.frame_size = FRAMESIZE_CIF;
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config.frame_size = FRAMESIZE_SVGA;
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config.fb_location = CAMERA_FB_IN_DRAM;
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}
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//#if defined(CAMERA_MODEL_ESP_EYE)
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// pinMode(13, INPUT_PULLUP);
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// pinMode(14, INPUT_PULLUP);
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//#endif
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esp_err_t camerr = esp_camera_init(&config); // initialise the camera
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if (camerr != ESP_OK) {
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if (serialDebug) Serial.printf("ERROR: Camera init failed with error 0x%x", camerr);
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@ -527,7 +524,7 @@ bool cameraImageSettings() {
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if (cameraImageExposure == 0 && cameraImageGain == 0) {
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// enable auto adjust
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s->set_gain_ctrl(s, 1); // auto gain on
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s->set_exposure_ctrl(s, 1); // auto exposure on
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s->set_exposure_ctrl(s, 1); // auto exposure on
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s->set_awb_gain(s, 1); // Auto White Balance enable (0 or 1)
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s->set_brightness(s, cameraImageBrightness); // (-2 to 2) - set brightness
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} else {
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@ -539,6 +536,9 @@ bool cameraImageSettings() {
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s->set_agc_gain(s, cameraImageGain); // set gain manually (0 - 30)
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s->set_aec_value(s, cameraImageExposure); // set exposure manually (0-1200)
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}
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//s->set_vflip(s, 1); // flip image vertically
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//s->set_hmirror(s, 1); // flip image horizontally
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return 1;
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} // cameraImageSettings
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@ -587,7 +587,7 @@ void setupFlashPWM() {
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void brightLed(byte ledBrightness){
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brightLEDbrightness = ledBrightness; // store setting
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ledcWrite(ledChannel, ledBrightness); // change LED brightness (0 - 255)
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if (serialDebug) Serial.println("Brightness changed to " + String(ledBrightness) );
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if (serialDebug) Serial.println("LED brightness changed to " + String(ledBrightness) );
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}
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@ -1665,7 +1665,7 @@ void readGrayscaleImage() {
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fb = esp_camera_fb_get();
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// there is a bug where this buffer can be from previous capture so as workaround it is discarded and captured again
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esp_camera_fb_return(fb); // dispose the buffered image
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fb = NULL; // reset to capture errors
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fb = NULL; // reset to capture errors
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fb = esp_camera_fb_get(); // get fresh image
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if (flashRequired){
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delay(100);
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