hello world without camera

examples/cameraserver/cameraserver.ino → examples/helloworld_handler/helloworld_handler.ino

@@ -2,14 +2,13 @@
 //  Beispiel Sketch für das Auslesen der ESP32One Waveshare Kamera
 //  und lokales Streamen des Kamerabildes per HTTP
 // Abhängigkeiten:
-// thk_EspCamDriver.h, thk_EspCamServer.h
+// thk_EspCamServer.h
 // Autor:
 //  Vladislav Vlasuk (TH Köln, Labor für Assistenzsysteme)
 // Datum:
 //  05.07.2022
 
 // Bitte ESP32 Kameramodell auskommentieren
-#include <thk_EspCamDriver.h> // ESP32 Kamera
 #include <thk_EspCamServer.h> // WIFI und HTTP-Server
 
 // Wlan-Netzwerk und Internetressource (URI) festlegen
@@ -17,26 +16,15 @@ const char *ssid = "iPhone von Vladislav";
 const char *password = "qqqqqqqq";
 const char *uri = "/stream";
 
-// ESP32 Kameraspezifisch
-esp_image_t image;
-camera_config_t cameraconfig; // Konfig
-esp_err_t cameraerror;        // Fehler
-camera_fb_t *fb = NULL;       // Framebuffer
-
 // Objekte erzeugen
-thk_EspCamDriver camera(&cameraconfig, &cameraerror, fb, &image);
 thk_EspCamServer server(ssid, password, uri);
 
 void setup()
 {
   Serial.begin(115200);
-  camera.set_hmirror(1);
-  camera.set_vflip(1);
-  camera.set_grayscale(1);
 
-  camera.init();                               // Kamera starten
   server.connect();                            // Wifi verbinden
-  server.start_webserver(&get_stream_handler); // Server starten
+  server.start_webserver(&get_helloworld_handler); // Server starten
 };
 
 void loop()
@@ -45,60 +33,6 @@ void loop()
   delay(1e4);
 }
 
-// Handler für das Auslesen des Kameramoduls am ESP32One Waveshare
-esp_err_t get_stream_handler(httpd_req_t *req)
-{
-  Serial.println("Starte Kamera Handler");
-  esp_err_t res = ESP_OK;
-  size_t _jpg_buf_len = 0;
-  uint8_t *_jpg_buf = NULL;
-  char *part_buf[128];
-  res = httpd_resp_set_type(req, _STREAM_CONTENT_TYPE);
-  if (res != ESP_OK)
-    return res;
-
-  while (true)
-  {
-    // Schieße Bild
-    camera.take_picture();
-    _jpg_buf_len = camera.get_fb()->len;
-    _jpg_buf = camera.get_fb()->buf;
-
-    // This API will send the data as an HTTP response to the request in the form of chunks with chunked-encoding
-    if (res == ESP_OK)
-    {
-      res = httpd_resp_send_chunk(req, _STREAM_BOUNDARY, strlen(_STREAM_BOUNDARY));
-    }
-    if (res == ESP_OK)
-    {
-      size_t hlen = snprintf((char *)part_buf, 128, _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);
-    }
-
-    // close stream
-    if (camera.get_fb())
-    {
-      camera.close_stream();
-      _jpg_buf = NULL;
-    }
-    else if (_jpg_buf)
-    {
-      free(_jpg_buf);
-      _jpg_buf = NULL;
-    }
-    if (res != ESP_OK)
-    {
-      Serial.println("send frame failed failed");
-      break;
-    }
-  }
-  return res;
-}
-
 // Bare Minimum Handler
 static esp_err_t get_helloworld_handler(httpd_req_t *req)