Preview entfernt ausgabe des Alarmtext aktuell über activity_main.xml

app/src/main/AndroidManifest.xml

@@ -7,6 +7,7 @@
     <uses-permission android:name="android.permission.BLUETOOTH_ADMIN"/>
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 
     <uses-feature android:name="android.hardware.camera"/>
 

app/src/main/java/com/example/greenwatch/KameraAktivitaet.java

@@ -4,14 +4,15 @@ import android.graphics.ImageFormat;
 import android.media.Image;
 import android.os.Bundle;
 import android.util.Size;
+
 import android.widget.TextView;
 
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.camera.core.CameraSelector;
 import androidx.camera.core.ImageAnalysis;
-import androidx.camera.core.Preview;
 import androidx.camera.lifecycle.ProcessCameraProvider;
-import androidx.camera.view.PreviewView;
+// PREVIEW
+//import androidx.camera.view.PreviewView;
 import androidx.core.content.ContextCompat;
 
 import com.google.common.util.concurrent.ListenableFuture;
@@ -20,22 +21,26 @@ import java.nio.ByteBuffer;
 import java.util.concurrent.ExecutionException;
 
 public class KameraAktivitaet extends AppCompatActivity {
-    private PreviewView previewView;
+
+    // PREVIEW
+    // private PreviewView previewView;
     private boolean isMotionDetected;
+    private boolean camera_alarm;
     private TextView alarm;
     private ByteBuffer previousBuffer;
     private int previousWidth;
     private int previousHeight;
-    private boolean camera_alarm = false;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
+
+        // NUR FÜR TESTS
         alarm = findViewById(R.id.textView);
 
         // PREVIEW //
-        //previewView = findViewById(R.id.previewView);
+        // previewView = findViewById(R.id.previewView);
 
         final ListenableFuture<ProcessCameraProvider> cameraProviderFuture = ProcessCameraProvider.getInstance(this);
         cameraProviderFuture.addListener(() -> {
@@ -78,42 +83,26 @@ public class KameraAktivitaet extends AppCompatActivity {
                         currentImage.close();
 
                         if (isMotionDetected) {
-
-                            // Code um den Alarm zu setzen aktuell noch über setText
                             alarm.setText("ALARM");
                             camera_alarm = true;
-
+                        } else {
-                            runOnUiThread(() -> {
+                            camera_alarm = false;
-
-                                    // Platz um die Videoaufzeichnung zu starten
-
-                                });
-                            } else {
-
-                            // Optional evtl nicht nötig
-                            if (camera_alarm) {
-                                /*
-                                try {
-                                    Thread.sleep(2000); // Wartezeit wie lange der Alarm gesetzt sein soll bzw. die Aufzeichnung laufen soll
-                                } catch (InterruptedException e) {
-                                    e.printStackTrace();
-                                } */
-
-                                camera_alarm = false;
-                            }
                             alarm.setText("OK");
                         }
+
                     }
+
                     imageProxy.close();
                 });
 
-        Preview preview = new Preview.Builder().build();
+        // Preview preview = new Preview.Builder().build();
+
         CameraSelector cameraSelector = new CameraSelector.Builder().requireLensFacing(CameraSelector.LENS_FACING_BACK).build();
 
         // PREVIEW //
-        //preview.setSurfaceProvider(previewView.getSurfaceProvider());
+        // preview.setSurfaceProvider(previewView.getSurfaceProvider());
 
-        cameraProvider.bindToLifecycle(this, cameraSelector, imageAnalysis, preview);
+        cameraProvider.bindToLifecycle(this, cameraSelector, imageAnalysis);
 
     }
 
@@ -142,12 +131,12 @@ public class KameraAktivitaet extends AppCompatActivity {
                 int threshold = 120;
 
                 if (pixelDifference > threshold) {
-                    String text = String.valueOf(pixelDifference);
+                    // Testzwecke
+                    //String text = String.valueOf(pixelDifference);
                     return true;
                 }
             }
         }
         return false;
     }
-}
+}
-

app/src/main/res/layout/activity_demo_kamera2_nebenaktivitaet.xml

@@ -10,10 +10,19 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:id="@+id/erklaerung">
+
+        <Button
+            android:id="@+id/button2"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="Button" />
+
         <androidx.camera.view.PreviewView
             android:id="@+id/previewView"
             android:layout_width="match_parent"
-            android:layout_height="match_parent"/>
+            android:layout_height="match_parent">
+
+        </androidx.camera.view.PreviewView>
     </FrameLayout>
     <LinearLayout
         android:layout_width="match_parent"
@@ -21,7 +30,7 @@
         android:orientation="vertical">
 
         <TextView
-            android:id="@+id/alarm_test"
+            android:id="@+id/alarm"
             android:layout_width="match_parent"
             android:layout_height="0dp"
             android:layout_weight="1"