在AndroidMarshmallow中拍照并点击ok后相机崩溃？

Question

我是Android的新手。我正在我的Android应用程序中创建ImageUpload活动，但它在Apk(23)下运行良好。但每当我在AndroidMarshmallow上尝试它时，点击图片后它就会崩溃。

<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.android.permission.CAMERA" />
<uses-feature android:name="android.hardware.camera" />
<uses-feature android:name="android.hardware.camera.autofocus" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.WAKE_LOCK" />
<uses-permission android:name="android.permission.CHANGE_WIFI_MULTICAST_STATE" />
<application
    android:name=".ParseApplication"
    android:allowBackup="true"
    android:icon="@mipmap/ic_launcher"
    android:label="@string/app_name"
    android:theme="@style/AppTheme" >
    <activity
        android:name=".MainActivity"
        android:label="@string/app_name" >
        <intent-filter>
            <action android:name="android.intent.action.MAIN" />
            <category android:name="android.intent.category.LAUNCHER" />
        </intent-filter>
    </activity>
    <activity android:name=".Image"></activity>
    <activity android:name=".Main"></activity>
    <activity android:name=".SingleItemView"></activity>
</application>

ImageView viewImage;
Button b;
Button bt;
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.upload);
    b=(Button)findViewById(R.id.btnSelectPhoto);
    bt=(Button)findViewById(R.id.uploadbtn);
    viewImage=(ImageView)findViewById(R.id.viewImage);
    b.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            selectImage();
        }
    });
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds options to the action bar if it is present.
    getMenuInflater().inflate(R.menu.menu_main, menu);
    return true;
}

private void selectImage() {

    final CharSequence[] options = { "Take Photo", "Choose from Gallery","Cancel" };

    AlertDialog.Builder builder = new AlertDialog.Builder(Image.this);
    builder.setTitle("Add Photo!");
    builder.setItems(options, new DialogInterface.OnClickListener() {
        @Override
        public void onClick(DialogInterface dialog, int item) {
            if (options[item].equals("Take Photo"))
            {
                Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
                File f = new File(android.os.Environment.getExternalStorageDirectory(), "temp.jpg");
                intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(f));
                startActivityForResult(intent, 1);
            }
            else if (options[item].equals("Choose from Gallery"))
            {
                Intent intent = new   Intent(Intent.ACTION_PICK,android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
                startActivityForResult(intent, 2);

            }
            else if (options[item].equals("Cancel")) {
                dialog.dismiss();
            }
        }
    });
    builder.show();
}

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);
    if (resultCode == RESULT_OK) {
        if (requestCode == 1) {
            File f = new File(Environment.getExternalStorageDirectory().toString());
            for (File temp : f.listFiles()) {
                if (temp.getName().equals("temp.jpg")) {
                    f = temp;
                    break;
                }
            }
            try {
                Bitmap bitmap;
                BitmapFactory.Options bitmapOptions = new BitmapFactory.Options();

                bitmap = BitmapFactory.decodeFile(f.getAbsolutePath(),
                        bitmapOptions);

                viewImage.setImageBitmap(bitmap);

                String path = android.os.Environment
                        .getExternalStorageDirectory()
                        + File.separator
                        + "Phoenix" + File.separator + "default";
                f.delete();
                OutputStream outFile = null;
                File file = new File(path, String.valueOf(System.currentTimeMillis()) + ".jpg");
                try {
                    outFile = new FileOutputStream(file);
                    bitmap.compress(Bitmap.CompressFormat.JPEG, 85, outFile);
                    outFile.flush();
                    outFile.close();
                } catch (FileNotFoundException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    e.printStackTrace();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        } else if (requestCode == 2) {

            Uri selectedImage = data.getData();
            String[] filePath = {MediaStore.Images.Media.DATA};
            Cursor c = getContentResolver().query(selectedImage, filePath, null, null, null);
            c.moveToFirst();
            int columnIndex = c.getColumnIndex(filePath[0]);
            String picturePath = c.getString(columnIndex);
            c.close();
            Bitmap thumbnail = (BitmapFactory.decodeFile(picturePath));
            Log.w("path of image ", picturePath + "");
            viewImage.setImageBitmap(thumbnail);
        }
    }


    bt.setOnClickListener(new View.OnClickListener() {

        public void onClick(View arg0) {
            bt.setOnClickListener(this);



            // Locate the image in res > drawable-hdpi
            //Bitmap bitmap = BitmapFactory.decodeResource(getResources(),
            //      R.id.viewImage);
            Bitmap bitmap = ((BitmapDrawable)viewImage.getDrawable()).getBitmap();
            // Convert it to byte
            ByteArrayOutputStream stream = new ByteArrayOutputStream();
            // Compress image to lower quality scale 1 - 100
            bitmap.compress(Bitmap.CompressFormat.JPEG, 50, stream);
            byte[] image = stream.toByteArray();

            // Create the ParseFile
            ParseFile file = new ParseFile("temp.jpg", image);
            // Upload the image into Parse Cloud
            file.saveInBackground();



            // Create a New Class called "ImageUpload" in Parse
            ParseObject imgupload = new ParseObject("ImageUpload");

            // Create a column named "ImageName" and set the string
            imgupload.put("ImageName", "Android");

            // Create a column named "ImageFile" and insert the image
            imgupload.put("ImageFile", file);

            // Create the class and the columns
            imgupload.saveInBackground();

            // Show a simple toast message
            Toast.makeText(Image.this, "Image Uploaded",
                    Toast.LENGTH_SHORT).show();
            Intent i = new Intent(getApplicationContext(), Main.class);
            startActivity(i);

        }
    });
}}

这是日志

java.lang.RuntimeException：将结果ResultInfo{who=null,request=1,result=-1,data=intent{}}传递到活动{com.example.user.mnc/com.example.user.mnc.image}失败：java.lang.nullPointerException：尝试获取Android.app.activitythread.DeliverResults(activitythread.java:3699)的Android.app.activitythread.HandleSendResult(activitythread.java:3742)的lt(image.java:99)

Answer 1

您必须在Android M上询问运行时的权限。

更多信息请访问http://developer.android.com/intl/es/training/permissions/requesting.html