Android saves Bitmap images to a specified folder

Copy codeThe Code is as follows:/** save Method */
Public void saveBitmap (){
Log. e (TAG, "Save image ");
File f = new File ("/sdcard/namecard/", picName );
If (f. exists ()){
F. delete ();
}
Try {
FileOutputStream out = new FileOutputStream (f );
Bm. compress (Bitmap. CompressFormat. PNG, 90, out );
Out. flush ();
Out. close ();
Log. I (TAG, "saved ");
} Catch (FileNotFoundException e ){
// TODO Auto-generated catch block
E. printStackTrace ();
} Catch (IOException e ){
// TODO Auto-generated catch block
E. printStackTrace ();
}
}

Two more permissions are required:Copy codeThe Code is as follows: <uses-permission android: name = "android. permission. WRITE_EXTERNAL_STORAGE"/>
<Uses-permission android: name = "android. permission. MOUNT_UNMOUNT_FILESYSTEMS"/>