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Code Issues Pull Requests Releases Wiki Activity

Preview entfernt ausgabe des Alarmtext aktuell über activity_main.xml

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This commit is contained in:
Michael Pilhoefer 2023-06-12 15:19:45 +02:00
parent de8d4c06aa
commit 6154414f12
3 changed files with 33 additions and 34 deletions
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1
app/src/main/AndroidManifest.xml
View File

@ -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"/>

53
app/src/main/java/com/example/greenwatch/KameraAktivitaet.java
View File

@ -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;
runOnUiThread(() -> {
// 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;
}
} else {
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;
}
}
}

13
app/src/main/res/layout/activity_demo_kamera2_nebenaktivitaet.xml
View File

@ -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"