kopia lustrzana https://github.com/alanesq/esp32cam-demo
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Alan
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@ -28,6 +28,7 @@
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* To see a more advanced sketch along the same format as this one have a look at https://github.com/alanesq/CameraWifiMotion
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* which includes email support, FTP, OTA updates and motion detection
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*
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* Sending image to TFT display see: https://www.survivingwithandroid.com/esp32-cam-tft-display-picture-st7735/
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*
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* esp32cam-demo is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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@ -40,6 +41,7 @@
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#endif
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#include "esp_camera.h" // https://github.com/espressif/esp32-camera
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// #include "camera_pins.h"
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// ******************************************************************************************************************
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@ -68,7 +70,7 @@
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// ---------------------------------------------------------------
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const char* stitle = "ESP32Cam-demo"; // title of this sketch
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const char* sversion = "15Apr21"; // Sketch version
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const char* sversion = "25Apr21"; // Sketch version
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bool sendRGBfile = 0; // if set '/rgb' will send the rgb data as a file rather than display some on a HTML page
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@ -106,7 +108,8 @@
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time_t now;
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// camera settings (for the standard - OV2640 - CAMERA_MODEL_AI_THINKER)
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// see: https://randomnerdtutorials.com/esp32-cam-camera-pin-gpios/
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// see: https://randomnerdtutorials.com/esp32-cam-camera-pin-gpios/
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// set camera resolution etc. in 'initialiseCamera()' and 'cameraImageSettings()'
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#define CAMERA_MODEL_AI_THINKER
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#define PWDN_GPIO_NUM 32 // power to camera (on/off)
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#define RESET_GPIO_NUM -1 // -1 = not used
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@ -125,8 +128,6 @@
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#define HREF_GPIO_NUM 23 // href_pin
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#define PCLK_GPIO_NUM 22 // pixel_clock_pin
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camera_config_t config;
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// ******************************************************************************************************************
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@ -237,7 +238,7 @@ void setup() {
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// set up camera
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if (serialDebug) Serial.print(("\nInitialising camera: "));
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if (setupCameraHardware()) {
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if (initialiseCamera()) {
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if (serialDebug) Serial.println("OK");
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}
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else {
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@ -306,13 +307,6 @@ void setup() {
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pinMode(iopinB, OUTPUT); // pin 12 - free io pin, can be used for input or output (must not be high at boot)
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pinMode(iopinC, INPUT); // pin 16 - free input only pin
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// check the esp32cam board has a psram chip installed (extra memory used for storing captured images)
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// Note: if not using "AI thinker esp32 cam" in the Arduino IDE, SPIFFS 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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framesize_t FRAME_SIZE_IMAGE = FRAMESIZE_CIF;
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}
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// MCP23017 io expander (requires adafruit MCP23017 library)
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#if useMCP23017 == 1
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Wire.begin(12,13); // use pins 12 and 13 for i2c
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@ -376,11 +370,13 @@ void loop() {
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// ----------------------------------------------------------------
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// Configure the camera
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// Initialise the camera
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// ----------------------------------------------------------------
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// returns TRUE if sucessful
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// returns TRUE if successful
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bool setupCameraHardware() {
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bool initialiseCamera() {
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camera_config_t config;
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config.ledc_channel = LEDC_CHANNEL_0;
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config.ledc_timer = LEDC_TIMER_0;
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@ -405,9 +401,21 @@ bool setupCameraHardware() {
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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 = 5; // 0-63 lower number means higher quality
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config.jpeg_quality = 10; // 0-63 lower number means higher quality
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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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// check the esp32cam board has a psram chip installed (extra memory used for storing captured images)
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// Note: if not using "AI thinker esp32 cam" in the Arduino IDE, SPIFFS 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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}
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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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@ -432,7 +440,8 @@ bool setupCameraHardware() {
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bool cameraImageSettings() {
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sensor_t *s = esp_camera_sensor_get();
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sensor_t *s = esp_camera_sensor_get();
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// something to try?: if (s->id.PID == OV3660_PID)
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if (s == NULL) {
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if (serialDebug) Serial.println("Error: problem reading camera sensor settings");
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return 0;
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@ -782,7 +791,7 @@ void handleRoot() {
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client.write("<br>LINKS: \n");
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client.write("<a href='/photo'>Capture an image</a> - \n");
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client.write("<a href='/img'>View stored images</a> - \n");
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client.write("<a href='/rgb'>Access Image as RGB data</a> - \n");
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client.write("<a href='/rgb'>Capture Image as raw RGB data</a> - \n");
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client.write("<a href='/stream'>Live stream</a><br>\n");
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