[kaster]

Код:

$sFile = @Script & '\test.png'
$sFile_new = @Script & '\test2.png'
$hRead = FileOpen($sFile, 16)
$hWrite = FileOpen($sFile_new, 16 + 2)
Do
   $line = FileReadLine($hRead)
Until StringInStr($line, '‰PNG')
FileWrite($hWrite, $line)
FileClose($hWrite)
$Content = FileRead($hRead)
FileClose($hRead)
$hWrite = FileOpen($sFile_new, 16 + 1)
FileWrite($hWrite, $Content)
FileClose($hWrite)