public function getToolPath()
    {
        if (empty($this->toolPath)) {
            $path = exec('which ' . self::TOOL_NAME);
            $this->setToolPath($path);
        }

        return $this->toolPath;
    }
public function getToolPath()
    {
        if (empty($this->toolPath)) {
            $path = exec('which ' . self::TOOL_NAME);
            $this->setToolPath($path);
        }

        return $this->toolPath;
    }
public function getToolPath ( ) { if ( empty ( $ this -> toolPath ) ) { $ path = exec ( 'which ' . self :: TOOL_NAME ) ; $ this -> setToolPath ( $ path ) ; } return $ this -> toolPath ; }
Getter for the exiftool binary path
Lazy loads the "default" path

@return string
Getter for the exiftool binary path Lazy loads the default path