kopia lustrzana https://github.com/alanesq/esp32cam-demo
Update ESP32cam-demo.ino
rodzic
0bc1071e2a
commit
11d88a8da3
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@ -108,7 +108,7 @@
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// ---------------------------------------------------------------
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char* stitle = "ESP32Cam-demo"; // title of this sketch
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char* sversion = "22oct23"; // Sketch version
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char* sversion = "25oct23"; // Sketch version
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bool sendRGBfile = 0; // if set '/rgb' will just return raw rgb data which can be saved as a file rather than display a HTML pag
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@ -733,7 +733,12 @@ byte storeImage() {
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brightLed(255); // change LED brightness (0 - 255)
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delay(100);
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}
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camera_fb_t *fb = esp_camera_fb_get(); // capture image frame from camera
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camera_fb_t * fb = NULL;
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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 = esp_camera_fb_get(); // get fresh image
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if (flashRequired){
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delay(100);
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brightLed(currentBrightness); // change LED brightness back to previous state
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@ -1269,9 +1274,13 @@ void readRGBImage() {
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// ****** the main code for converting an image to RGB data *****
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// capture a live image from camera (as a jpg)
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camera_fb_t * fb = NULL;
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tTimer = millis(); // store time that image capture started
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fb = esp_camera_fb_get();
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tTimer = millis(); // store time that image capture started
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camera_fb_t * fb = NULL;
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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 = esp_camera_fb_get(); // get fresh image
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if (!fb) {
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sendText(client,"error: failed to capture image from camera");
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client.write("<br><a href='/'>Return</a>\n"); // link back
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@ -1418,7 +1427,12 @@ bool handleJPG() {
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char buf[32];
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// capture the jpg image from camera
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camera_fb_t * fb = esp_camera_fb_get();
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camera_fb_t * fb = NULL;
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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 = esp_camera_fb_get(); // get fresh image
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if (!fb) {
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if (serialDebug) Serial.println("Error: failed to capture image");
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return 0;
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@ -1639,7 +1653,12 @@ void readGrayscaleImage() {
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brightLed(255); // change LED brightness (0 - 255)
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delay(100);
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}
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camera_fb_t *fb = esp_camera_fb_get(); // capture image
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camera_fb_t * fb = NULL;
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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 = esp_camera_fb_get(); // get fresh image
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if (flashRequired){
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delay(100);
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brightLed(currentBrightness); // change LED brightness back to previous state
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