【发布时间】:2016-04-13 06:21:39
【问题描述】:
我正在尝试从 sdcard 中拍照,如果用户从谷歌照片中进行选择,但在从画廊或文件管理器等任何其他应用程序中选择时会出现curserindexoutofbound 错误,则它正在工作。这是一段代码。
OnActivity 结果 ` { if (requestCode == PICK_IMAGE_REQUEST && resultCode == Activity.RESULT_OK && data != null && data.getData() != null) { uri uri = null; String realPath = null;
try
{
uri = data.getData();
Log.e("uri",uri.toString());
Bitmap bitmap = MediaStore.Images.Media.getBitmap(getActivity().getContentResolver(), uri);
imageView.setImageBitmap(bitmap);
String imagePath = getRealPathFromURI(uri);
File source = new File(imagePath);
String destinationPath = Environment.getExternalStorageDirectory().toString() + "/IASFolders/"+Configuration.empcode+".jpg";
File destination = new File(destinationPath);
try
{
InputStream in = new FileInputStream(source.getAbsolutePath());
OutputStream out = new FileOutputStream(destination.getAbsolutePath());
byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) > 0)
{
out.write(buf, 0, len);
}
in.close();
out.close();
}
catch (IOException e)
{
e.printStackTrace();
Log.d("File Copy Exception", e.toString());
}
}
catch (Exception e)
{
e.printStackTrace();
}
}
}
`{getRealPathFromURI 函数
private String getRealPathFromURI(Uri contentURI) {
String result;
Cursor cursor = getActivity().getContentResolver()
.query(contentURI,new String[]{MediaStore.Images.Media.DATA},MediaStore.Images.Media.DISPLAY_NAME+"=?" ,new String[]{Configuration.empcode},null);
/*
* Cursor imageCursor=getContentResolver().query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,new String[]{MediaStore.Images.Media.DATA},MediaStore.Images.Media.DISPLAY_NAME+"=?" ,new String[]{imageTitle},null);
imageCursor.moveToFirst();
String imageData=imageCursor.getString(imageCursor.getColumnIndex(MediaStore.Images.Media.DATA));
Long imageSize=imageCursor.getLong(imageCursor.getColumnIndex(ImageColumns.SIZE));
Toast.makeText(getApplicationContext(), String.valueOf(imageSize), Toast.LENGTH_LONG).show();*/
if (cursor == null)
{
result = contentURI.getPath();
}
else
{
cursor.moveToFirst();
int idx = cursor.getColumnIndex(MediaStore.Images.Media.DATA);
result = cursor.getString(idx);
cursor.close();
}
return result;
}
}`
【问题讨论】:
标签: android photo-gallery