From 1025059d33df878d3353229250a7d80dcc822883 Mon Sep 17 00:00:00 2001
From: SZL <zhiyingli@g.ucla.edu>
Date: Thu, 11 Nov 2021 15:51:38 -0800
Subject: [PATCH] Fixed IP of ESP32CAM
---
.../ESP32_Cam/WifiCam_fixIP/WifiCam_fixIP.ino | 172 ++++++++++++++++++
1 file changed, 172 insertions(+)
create mode 100644 Code/ESP32_Cam/WifiCam_fixIP/WifiCam_fixIP.ino
diff --git a/Code/ESP32_Cam/WifiCam_fixIP/WifiCam_fixIP.ino b/Code/ESP32_Cam/WifiCam_fixIP/WifiCam_fixIP.ino
new file mode 100644
index 0000000..6f5f23d
--- /dev/null
+++ b/Code/ESP32_Cam/WifiCam_fixIP/WifiCam_fixIP.ino
@@ -0,0 +1,172 @@
+#include <WebServer.h>
+#include <WiFi.h>
+#include <esp32cam.h>
+
+
+// const char* WIFI_SSID = "lemur";
+// const char* WIFI_PASS = "lemur9473";
+
+// const char* WIFI_SSID = "uclahci";
+// const char* WIFI_PASS = "94739473";
+
+const char* WIFI_SSID = "NETGEAR33";
+const char* WIFI_PASS = "freestreet163";
+
+// const char* WIFI_SSID = "LEMUR_ESP32_EYE_AP_1";
+// const char* WIFI_PASS = "123456789";
+
+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
+setup()
+{
+ Serial.begin(115200);
+ Serial.println();
+
+ // We set a Static IP address
+ IPAddress local_IP(192, 168, 0, 114);
+ // We set a Gateway IP address
+ IPAddress gateway(192, 168, 0, 1);
+ IPAddress subnet(255, 255, 255, 0);
+
+ {
+ 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");
+ }
+
+ WiFi.persistent(false);
+ WiFi.mode(WIFI_STA);
+
+ WiFi.begin(WIFI_SSID, WIFI_PASS);
+
+ if(!WiFi.config(local_IP, gateway, subnet)) {
+ Serial.println("STA Failed to configure");
+ }
+
+ 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.begin();
+}
+
+void
+loop()
+{
+ server.handleClient();
+}
--
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