Method get_header_size

StegaPy/plugin/lsb/lsb_data_header.py:178–185

获取当前数据头的实际大小

(self)

                LSBDataHeader.MAX_FILENAME_LENGTH)
    
    def get_header_size(self):
        """获取当前数据头的实际大小"""
        filename_len = len(self.filename.encode('utf-8'))
        return (len(self.DATA_STAMP) + 
                len(self.HEADER_VERSION) + 
                self.FIXED_HEADER_LENGTH + 
                self.CRYPT_ALGO_LENGTH + 
                filename_len)