Android Camera Intent with Crop

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太阳男子
太阳男子 2020-12-15 01:35

I\'ve been trying to crop and resize an image while taking a picture through the camera intent but don\'t understand what I\'m doing wrong here -- can\'t get the cropped ima

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2条回答
  • 2020-12-15 02:11

    Try This ::

    private void doCrop() {
        final ArrayList<CropOption> cropOptions = new ArrayList<CropOption>();
    
        Intent intent = new Intent("com.android.camera.action.CROP");
        intent.setType("image/*");
    
        List<ResolveInfo> list = getPackageManager().queryIntentActivities(
                intent, 0);
    
        int size = list.size();
    
        if (size == 0) {
            Toast.makeText(this, "Can not find image crop app",
                    Toast.LENGTH_SHORT).show();
    
            return;
        } else {
            intent.setData(mImageCaptureUri);
    
            /*
             * intent.putExtra("outputX", 200); intent.putExtra("outputY", 200);
             */
    
            intent.putExtra("outputX", int_Height_crop);
            intent.putExtra("outputY", int_Width_crop);
            intent.putExtra("aspectX", 1);
            intent.putExtra("aspectY", 1);
            intent.putExtra("scale", true);
            intent.putExtra("return-data", true);
    
            if (size == 1) {
                Intent i = new Intent(intent);
                ResolveInfo res = list.get(0);
    
                i.setComponent(new ComponentName(res.activityInfo.packageName,
                        res.activityInfo.name));
    
                startActivityForResult(i, CROP_FROM_CAMERA);
            } else {
                for (ResolveInfo res : list) {
                    final CropOption co = new CropOption();
    
                    co.title = getPackageManager().getApplicationLabel(
                            res.activityInfo.applicationInfo);
                    co.icon = getPackageManager().getApplicationIcon(
                            res.activityInfo.applicationInfo);
                    co.appIntent = new Intent(intent);
    
                    co.appIntent
                            .setComponent(new ComponentName(
                                    res.activityInfo.packageName,
                                    res.activityInfo.name));
    
                    cropOptions.add(co);
                }
    
                CropOptionAdapter adapter = new CropOptionAdapter(
                        getApplicationContext(), cropOptions);
    
                AlertDialog.Builder builder = new AlertDialog.Builder(this);
                builder.setTitle("Choose Crop App");
                builder.setAdapter(adapter,
                        new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int item) {
                                startActivityForResult(
                                        cropOptions.get(item).appIntent,
                                        CROP_FROM_CAMERA);
                            }
                        });
    
                builder.setOnCancelListener(new DialogInterface.OnCancelListener() {
                    @Override
                    public void onCancel(DialogInterface dialog) {
    
                        if (mImageCaptureUri != null) {
                            getContentResolver().delete(mImageCaptureUri, null,
                                    null);
                            mImageCaptureUri = null;
                        }
                    }
                });
    
                AlertDialog alert = builder.create();
    
                alert.show();
            }
        }
    }
    

    Cropoption::

    package com.any;
    
    import android.content.Intent;
    import android.graphics.drawable.Drawable;
    
    public class CropOption {
        public CharSequence title;
        public Drawable icon;
        public Intent appIntent;
    }
    
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  • 2020-12-15 02:11

    Try to remove this line: intent.putExtra("return-data", true);

    You dont need to pass this in. That line of code will allow you to retrieve your bitmap by the data intent. In this case, your getting your bitmap from a URI.

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