Initial Commit

2026-08-20 06:09:01 +00:00 · 2021-01-22 12:21:53 -06:00
parent 0bd6eddde6
commit 1b95c5d319
3 changed files with 272 additions and 0 deletions
@@ -0,0 +1,110 @@
+#include "Lumix.h"
+
+Lumix::Lumix(String ip){
+  this->ip = ip;
+  connectionStatus = 0;
+  deviceName = "";
+  lastKeepAlive = 0;
+}
+
+void Lumix::updateDeviceName(String deviceName){
+  this->deviceName = deviceName;
+}
+
+void Lumix::updateConnectionStatus(int connectionStatus){
+  this->connectionStatus = connectionStatus;
+}
+
+void Lumix::updateIp(String ip){
+  this->ip = ip;
+}
+
+bool Lumix::isConnected(){
+  return connectionStatus == CAMERA_CONNECTED;
+}
+
+bool Lumix::isConnecting(){
+  return connectionStatus == CAMERA_CONNECTING;
+}
+
+bool Lumix::isDisabled(){
+  return connectionStatus == CAMERA_DISABLED;
+}
+
+void Lumix::update(){
+  if((millis()-lastKeepAlive) > LUMIX_KEEPALIVE_INTERVAL && !isDisabled()){
+    Serial.println("Sending Lumix Keep Alive");
+    
+    if(!isConnected()){
+      sendCommand("?mode=accctrl&type=req_acc&value=0&value2=LumixStick");
+    }
+    
+    sendCommand("?mode=camcmd&value=recmode");
+    lastKeepAlive = millis();
+  }
+}
+
+int Lumix::getConnectionStatus(){
+  return connectionStatus;
+}
+
+String Lumix::getDeviceName(){
+  return deviceName;
+}
+
+String Lumix::getBaseUrl(){
+  return "http://" + ip + "/cam.cgi";
+}
+
+String Lumix::getCaptureUrl(){
+  return "http://" + ip + "/cam.cgi?mode=camcmd&value=capture";
+}
+
+//this assumed what you are passing is the bit after cam.cgi ex. "?mode=camcmd&value=recmode"
+void Lumix::sendCommand(String paramString){
+  String commandUrl = "http://" + ip + "/cam.cgi" + paramString;
+  Serial.println("Sending request: " + commandUrl);
+  HTTPClient http;
+  http.setConnectTimeout(100);
+  http.begin(commandUrl.c_str());
+  
+  int httpResponseCode = http.GET();
+
+  if(httpResponseCode == 200){
+        String payload = http.getString();
+        if(payload.indexOf("ok") >= 0){
+          if(paramString.indexOf("req_acc") >= 0 && isConnecting()){
+            updateDeviceName(getSplitStringIndex(payload,',',1));
+            updateConnectionStatus(CAMERA_CONNECTED);
+          }
+        }else{
+          if(isConnected()){
+            updateConnectionStatus(CAMERA_CONNECTING);
+          }
+        }
+    }
+    else {
+      //Some other error either way we didn't get an "ok" back from the camera
+      if(isConnected()){
+        updateConnectionStatus(CAMERA_CONNECTING);
+      }
+    }
+}
+
+// https://stackoverflow.com/questions/9072320/split-string-into-string-array
+String Lumix::getSplitStringIndex(String data, char separator, int index)
+{
+  int found = 0;
+  int strIndex[] = {0, -1};
+  int maxIndex = data.length()-1;
+
+  for(int i=0; i<=maxIndex && found<=index; i++){
+    if(data.charAt(i)==separator || i==maxIndex){
+        found++;
+        strIndex[0] = strIndex[1]+1;
+        strIndex[1] = (i == maxIndex) ? i+1 : i;
+    }
+  }
+
+  return found>index ? data.substring(strIndex[0], strIndex[1]) : "";
+}