first commit

2025-11-16 13:08:01 +00:00 · 2022-07-03 23:42:14 +02:00
commit b0522218f6
12 changed files with 457 additions and 0 deletions
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -0,0 +1,160 @@
+#include <Arduino.h>
+
+#include <soc/rtc_cntl_reg.h>
+
+#include <IotWebConf.h>
+#include <IotWebConfTParameter.h>
+
+#include <OV2640.h>
+
+#include <rtsp_server.h>
+
+#include <frame_size.h>
+
+#include <esp32cam.h>
+
+char frame_rate_val[6];
+char frame_size_val[sizeof(frame_size_entry_t)];
+
+auto config_group_stream_settings = iotwebconf::ParameterGroup("settings", "Streaming settings");
+auto config_frame_rate = iotwebconf::NumberParameter("Frame rate (ms)", "fr", frame_rate_val, sizeof(frame_rate_val), DEFAULT_FRAMERATE);
+auto config_frame_size = iotwebconf::SelectParameter("Frame size", "fs", frame_size_val, sizeof(frame_size_val), (const char *)frame_sizes, (const char *)frame_sizes, sizeof(frame_sizes) / sizeof(frame_sizes[0]), sizeof(frame_sizes[0]), DEFAULT_FRAMESIZE);
+
+// Camera
+OV2640 cam;
+
+// DNS Server
+DNSServer dnsServer;
+
+// RTSP Server
+std::unique_ptr<rtsp_server> camera_server;
+
+// Web server
+WebServer web_server(80);
+IotWebConf iotWebConf(WIFI_SSID, &dnsServer, &web_server, WIFI_PASSWORD, CONFIG_VERSION);
+
+void handleRoot()
+{
+  log_v("Handle root");
+  // Let IotWebConf test and handle captive portal requests.
+  if (iotWebConf.handleCaptivePortal())
+    return;
+
+  String html;
+  html += "<!DOCTYPE html><html lang=\"en\"><head><meta name=\"viewport\" content=\"width=device-width, initial-scale=1, user-scalable=no\"/>";
+  html += "<title>" APP_TITLE " v" APP_VERSION "</title></head>";
+  html += "<body>";
+  html += "<h2>Status page for " + String(iotWebConf.getThingName()) + "</h2><hr />";
+  html += "<h3>ESP32</h3>";
+  html += "<ul>";
+  html += "<li>CPU model: " + String(ESP.getChipModel()) + "</li>";
+  html += "<li>CPU speed: " + String(ESP.getCpuFreqMHz()) + "Mhz</li>";
+  html += "<li>Mac address: " + WiFi.macAddress() + "</li>";
+  html += "</ul>";
+  html += "<h3>Settings</h3>";
+  html += "<ul>";
+  html += "<li>Frame size: " + String(frame_size_val) + "</li>";
+  html += "<li>Frame rate: " + String(frame_rate_val) + "</li>";
+  html += "</ul>";
+  html += "<br/>Go to <a href=\"config\">configure page</a> to change settings.";
+  html += "</body></html>";
+  web_server.send(200, "text/html", html);
+}
+
+void initialize_camera()
+{
+  log_v("Initialize camera");
+  log_i("Frame size: %s", frame_size_val);
+  auto frame_size = lookup_frame_size(frame_size_val);
+  // ESP32CAM
+  log_d("Looking for ESP32CAM");
+  esp32cam_config.frame_size = frame_size;
+  if (cam.init(esp32cam_aithinker_config) == ESP_OK)
+  {
+    log_i("Found ESP32CAM");
+    return;
+  }
+
+  // AI Thinker
+  log_d("Looking for AI Thinker");
+  esp32cam_aithinker_config.frame_size = frame_size;
+  if (cam.init(esp32cam_aithinker_config) == ESP_OK)
+  {
+    log_i("Found AI Thinker");
+    return;
+  }
+
+  // TTGO T-Cam
+  log_d("Looking for TTGO T-Cam");
+  esp32cam_ttgo_t_config.frame_size = frame_size;
+  if (cam.init(esp32cam_ttgo_t_config) == ESP_OK)
+  {
+    log_i("Found TTGO T-Cam");
+    return;
+  }
+
+  log_e("No camera found");
+}
+
+void start_rtsp_server()
+{
+  log_v("start_rtsp_server");
+  initialize_camera();
+  auto frame_rate = atol(frame_rate_val);
+  camera_server = std::unique_ptr<rtsp_server>(new rtsp_server(cam, frame_rate, RTSP_PORT));
+}
+
+void on_config_saved()
+{
+  log_v("on_config_saved");
+  start_rtsp_server();
+}
+
+void on_connected()
+{
+  log_v("on_connected");
+  start_rtsp_server();
+}
+
+void setup()
+{
+  // Disable brownout
+  WRITE_PERI_REG(RTC_CNTL_BROWN_OUT_REG, 0);
+
+  pinMode(LED_BUILTIN, OUTPUT);
+  digitalWrite(LED_BUILTIN, false);
+
+#ifdef CORE_DEBUG_LEVEL
+  Serial.begin(115200);
+  Serial.setDebugOutput(true);
+
+#endif
+
+  log_i("CPU Freq = %d Mhz", getCpuFrequencyMhz());
+  log_i("Free heap: %d bytes", ESP.getFreeHeap());
+  log_i("Starting " APP_TITLE "...");
+
+  config_group_stream_settings.addItem(&config_frame_rate);
+  config_group_stream_settings.addItem(&config_frame_size);
+  iotWebConf.addParameterGroup(&config_group_stream_settings);
+  iotWebConf.getApTimeoutParameter()->visible = true;
+  iotWebConf.setConfigSavedCallback(on_config_saved);
+  iotWebConf.setWifiConnectionCallback(on_connected);
+
+  iotWebConf.init();
+
+  // Set up required URL handlers on the web server
+  web_server.on("/", HTTP_GET, handleRoot);
+  web_server.on("/config", []
+                { iotWebConf.handleConfig(); });
+  web_server.onNotFound([]()
+                        { iotWebConf.handleNotFound(); });
+}
+
+void loop()
+{
+  iotWebConf.doLoop();
+
+  if (camera_server)
+    camera_server->doLoop();
+}