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如何获得图像路径从相机捕获刚(How to get Image Path just captured

2019-06-26 11:27发布

下面是我的代码,但不给我onActivity结果图像路径

Uri selectedImageUri = data.getData();
                selectedImagePath = getPath(selectedImageUri);
                Log.w("jay", "Camera Image Path :" + selectedImagePath);

                Toast.makeText(MiscansOther_pannel.this, selectedImagePath,
                        Toast.LENGTH_LONG).show();

Answer 1:

这对我的作品...

码:

Uri selectedImageUri = data.getData();
selectedImagePath = getRealPathFromURI(selectedImageUri);

方法: getRealPathFromURI()

//----------------------------------------
    /**
     * This method is used to get real path of file from from uri
     * 
     * @param contentUri
     * @return String
     */
    //----------------------------------------
    public String getRealPathFromURI(Uri contentUri)
    {
        try
        {
            String[] proj = {MediaStore.Images.Media.DATA};
            Cursor cursor = managedQuery(contentUri, proj, null, null, null);
            int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            cursor.moveToFirst();
            return cursor.getString(column_index);
        }
        catch (Exception e)
        {
            return contentUri.getPath();
        }
    }

编辑:

正如我在一些设备注意到捕获图像后的数据onActivityResult()

因此,另一种方法,传递特定的图像文件名作为参数传递给你的意图捕获图像作为putExtra参数。

然后,还插入这个图像的URI媒体商店,现在使用这个开放的为您进一步的使用,

您可以检查图像是否被拍摄或不File.exist()

代码如下所示,

ContentValues values = new ContentValues();
values.put(MediaStore.Images.Media.TITLE, "Image File name");
Uri mCapturedImageURI = getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
Intent intentPicture = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
intentPicture.putExtra(MediaStore.EXTRA_OUTPUT, mCapturedImageURI);
startActivityForResult(intentPicture,ACTION_TAKE_PICTURE);

现在,你可以用同样的方法从乌里获​​取文件路径,

在这种情况下,它会在onActivityResult()

selectedImagePath = getRealPathFromURI(mCapturedImageURI); // don't use data.getData() as it return null in some device instead  use mCapturedImageUR uri variable statically in your code,


文章来源: How to get Image Path just captured from camera