Init

src/main.cpp

@@ -0,0 +1,178 @@
+#define CAMERA_MODEL_AI_THINKER
+#include <WebServer.h>
+#include <WiFi.h>
+#include <esp32cam.h>
+#include "uTimerLib.h"
+
+const char* WIFI_SSID = "CAMAP";
+const char* WIFI_PASS = "camera4okutt*8";
+const uint8_t port = 12;
+const uint16_t pulseTimeout = 4;
+
+WebServer server(80);
+
+static auto loRes = esp32cam::Resolution::find(320, 240);
+static auto hiRes = esp32cam::Resolution::find(800, 600);
+
+void
+handleBmp()
+{
+  if (!esp32cam::Camera.changeResolution(loRes)) {
+    Serial.println("SET-LO-RES FAIL");
+  }
+
+  auto frame = esp32cam::capture();
+  if (frame == nullptr) {
+    Serial.println("CAPTURE FAIL");
+    server.send(503, "", "");
+    return;
+  }
+  Serial.printf("CAPTURE OK %dx%d %db\n", frame->getWidth(), frame->getHeight(),
+                static_cast<int>(frame->size()));
+
+  if (!frame->toBmp()) {
+    Serial.println("CONVERT FAIL");
+    server.send(503, "", "");
+    return;
+  }
+  Serial.printf("CONVERT OK %dx%d %db\n", frame->getWidth(), frame->getHeight(),
+                static_cast<int>(frame->size()));
+
+  server.setContentLength(frame->size());
+  server.send(200, "image/bmp");
+  WiFiClient client = server.client();
+  frame->writeTo(client);
+}
+
+void
+serveJpg()
+{
+  auto frame = esp32cam::capture();
+  if (frame == nullptr) {
+    Serial.println("CAPTURE FAIL");
+    server.send(503, "", "");
+    return;
+  }
+  Serial.printf("CAPTURE OK %dx%d %db\n", frame->getWidth(), frame->getHeight(),
+                static_cast<int>(frame->size()));
+
+  server.setContentLength(frame->size());
+  server.send(200, "image/jpeg");
+  WiFiClient client = server.client();
+  frame->writeTo(client);
+}
+
+void
+handleJpgLo()
+{
+  if (!esp32cam::Camera.changeResolution(loRes)) {
+    Serial.println("SET-LO-RES FAIL");
+  }
+  serveJpg();
+}
+
+void
+handleJpgHi()
+{
+  if (!esp32cam::Camera.changeResolution(hiRes)) {
+    Serial.println("SET-HI-RES FAIL");
+  }
+  serveJpg();
+}
+
+void
+handleJpg()
+{
+  server.sendHeader("Location", "/cam-hi.jpg");
+  server.send(302, "", "");
+}
+
+void
+handleMjpeg()
+{
+  if (!esp32cam::Camera.changeResolution(hiRes)) {
+    Serial.println("SET-HI-RES FAIL");
+  }
+
+  Serial.println("STREAM BEGIN");
+  WiFiClient client = server.client();
+  auto startTime = millis();
+  int res = esp32cam::Camera.streamMjpeg(client);
+  if (res <= 0) {
+    Serial.printf("STREAM ERROR %d\n", res);
+    return;
+  }
+  auto duration = millis() - startTime;
+  Serial.printf("STREAM END %dfrm %0.2ffps\n", res, 1000.0 * res / duration);
+}
+
+void handleOne()
+{
+  digitalWrite(port,1);
+}
+
+void handleZero()
+{
+  digitalWrite(port,0);
+}
+
+void handlePulse()
+{
+  handleOne();
+
+  TimerLib.setTimeout_s(handleZero,pulseTimeout);
+}
+
+void
+setup()
+{
+  Serial.begin(115200);
+  Serial.println();
+
+  {
+    using namespace esp32cam;
+    Config cfg;
+    cfg.setPins(pins::AiThinker);
+    cfg.setResolution(hiRes);
+    cfg.setBufferCount(2);
+    cfg.setJpeg(80);
+
+    bool ok = Camera.begin(cfg);
+    Serial.println(ok ? "CAMERA OK" : "CAMERA FAIL");
+
+    pinMode(port, OUTPUT);
+    Serial.println("SET PORT OUTPUT\n");
+
+  }
+
+  WiFi.persistent(false);
+  WiFi.mode(WIFI_STA);
+  WiFi.begin(WIFI_SSID, WIFI_PASS);
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(500);
+  }
+
+  Serial.print("http://");
+  Serial.println(WiFi.localIP());
+  Serial.println("  /cam.bmp");
+  Serial.println("  /cam-lo.jpg");
+  Serial.println("  /cam-hi.jpg");
+  Serial.println("  /cam.mjpeg");
+
+  server.on("/cam.bmp", handleBmp);
+  server.on("/cam-lo.jpg", handleJpgLo);
+  server.on("/cam-hi.jpg", handleJpgHi);
+  server.on("/cam.jpg", handleJpg);
+  server.on("/cam.mjpeg", handleMjpeg);
+  server.on("/send.zero",handleZero);
+  server.on("/send.one",handleOne);
+  server.on("/send.pulse",handlePulse);
+
+  server.begin();
+}
+
+void
+loop()
+{
+  server.handleClient();
+}