Komisches Phänomen: Kamera Preview zeigt Bild 90 Grad verdreht

1package de.test;
2
3import java.io.IOException;
4
5import android.content.Context;
6import android.hardware.Camera;
7import android.util.Log;
8import android.view.SurfaceHolder;
9import android.view.SurfaceView;
10
11public class CameraView extends SurfaceView implements SurfaceHolder.Callback {
12 private final String LOG = "CameraView";
13
14 private Camera camera;
15 private SurfaceHolder surfaceHolder;
16
17 public CameraView(Context context) {
18 super(context);
19
20 surfaceHolder = getHolder();
21 surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
22 }
23
24 public void stopCamera() {
25 if(camera != null) {
26 camera.stopPreview();
27 camera.release();
28 }
29 }
30
31 @Override
32 public void surfaceCreated(SurfaceHolder holder) {
33 camera = Camera.open();
34 }
35
36 @Override
37 public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
38 camera.stopPreview();
39
40 Camera.Parameters params = camera.getParameters();
41 params.setPictureSize(width, height);
42 camera.setParameters(params);
43
44 try {
45 camera.setPreviewDisplay(holder);
46 } catch (IOException e) {
47 Log.d(LOG + ".CameraView", "error to init camera");
48 e.printStackTrace();
49 }
50
51 camera.startPreview();
52 }
53
54 @Override
55 public void surfaceDestroyed(SurfaceHolder holder) {
56 }
57
58}