use Win32::OLE qw(in with);
use Win32::OLE::Const 'Microsoft Excel';
use Win32::OLE::Variant;
use Win32::OLE::NLS qw(:LOCALE :DATE);
use Win32::OLE;
use Win32::OLE::Const;
$Win32::OLE::Warn = 3; # die on errors...


$file = "C:\\testw.txt";
open (TTT, ">$file") || die "error";
print TTT "test";


$filename = "C:\\book1.xls";
$filter = 'PNG'; # can be GIF, JPG, JPEG or PNG	
$pngnm = "C:\\test";

eval{
my $Excel = Win32::OLE->new('Excel.Application', 'Quit'); # use the Excel application if it's open, otherwise open new
my $Book = $Excel->Workbooks->Open( $filename ); # open the file
foreach my $Sheet (in $Book->Sheets) 
{
	# loop through all sheets
	foreach my $ChartObj (in $Sheet->ChartObjects) 
	{
		# loop through all chartobjects in the sheet
		
		#$datewk = join("".split(/\s+/, $Date));
				
		$savename =  "$pngnm" . ".$filter";
		#$savename = "$dirpath\\$pngnm" . ".$filter";
		
		# Write image to PNG file
		$ChartObj->Chart->Export({
						FileName => $savename,
						FilterName => $filter,
						Interactive => 0
					});
		
	}
}
		
$Book->Close({SaveChanges=>0});
};
$err = $@;
print TTT $err;