19 results about "Virtual printer" patented technology

This invention provides a printing device, a control method, and a program that, when creating a virtual printer, prevents situations where the user cannot obtain the desired print result by setting predetermined capability information if the virtual printer is not associated with a printing device. [Solution] A first server system provides a first cloud print service 104 that provides print data to a printer, and registers the first cloud print service as a destination printer with respect to a second server system that provides a second cloud print service 105, and obtains print data from the second server system that has registered the first cloud print service as a destination printer using IPP (Internet Printing Protocol) operations, and provides print data based on the obtained print data to the printer 107.

The invention discloses a nuclear power monitoring printing method, system and equipment based on a virtual printer, and relates to the technical field of data processing.The method comprises the steps that dynamic change information in a nuclear power monitoring interface is captured in real time based on the real-time screen capture and event-driven technology, and multi-stage processing is conducted on the dynamic change information in combination with an annular buffer architecture, so that the dynamic change information is obtained; obtaining nuclear power monitoring display page information in a preset template format; calling nuclear power monitoring display page information to be printed, and performing static and dynamic file format generation and encryption processing; classifying and storing the target printing files according to a preset rule, and generating and storing index information; performing authority authentication on the access user and displaying the index information after the authority authentication is passed; and retrieving the corresponding target printing file according to the selection of the access user on the index information, and allowing the target printing file to be used after decryption. Dynamic information of the monitoring interface can be captured in real time, diversified output is supported, data safety is ensured, and operation is easy and convenient.

The present invention enables print setting for each user when executing printing via a virtual printer. A printer application 170 executes: a step S240 of acquiring a PPD file for managing a print setting range for each user, in which range print setting in a printer 200 can be performed; a step S250 of transmitting an attribute for specifying the print setting range of a user using a terminal device 100 to a CUPS 160 on the basis of the acquired PPD file; a step S430 of acquiring, from the CUPS 160, print data of a print setting suitable for the print setting range corresponding to the user identified by the attribute; and a step S480 of performing control so that print data based on the print data acquired in the step S430 is transmitted to the printer 200.

Even if an actual printing device is not connected, a virtual printing device can be registered in advance to execute initial setting and the like, and a printing operation can be executed when the actual printing device is connected later. When the printer (200) is not yet connected to the terminal device (100), the printer application (170) executes: a step (S30) in which the printer application (170) is registered in the CUPS (160) as a virtual printer corresponding to the printer (200) by responding to a search for the printer (200) by the CUPS (160); and a step S60 for outputting the capability information of the printer (200) in response to a request for the capability information from the CUPS (160), and after the printer (200) is connected to the terminal device (100), the printer application (170) executes: a step S120 for acquiring print data from the CUPS (160) corresponding to the output capability information; and a step (S170) in which print data obtained by converting the acquired print data is transmitted to the connected printer (200).

This invention relates to a method, apparatus, device, and medium for acquiring electronic documents based on virtual printing, and pertains to the field of digital data information processing technology. The method includes: a client obtaining graphic and textual output content from a business system via a virtual printer; matching this content with a recognition template; marking textual content within the variable domain range recognized by the recognition template when a match is successful; performing OCR recognition on non-textual content and caching the result as variable content; correcting the recognition result according to the recognition template; organizing the variable content into hierarchical data nodes according to the recognition template; querying a local data dictionary to translate the corresponding variable content into corresponding data codes; converting the graphic and textual output content into a layout document; using the data nodes and data codes as indexes or data attachment fragments of the layout document; extracting information from the marked structured content and / or data codes according to the recognition template as metadata for the layout document; and generating an output electronic document.

The invention provides a printing method and device and a storage medium, and is applied to the technical field of computers, the method comprises the steps that a printing request triggered based on triggering information of a terminal is obtained, and the printing request comprises printer type information; determining a target virtual printer from at least one virtual printer according to the printing request, wherein the target virtual printer corresponds to the printer type information; converting a to-be-printed file into to-be-printed information in a target format by using the target virtual printer; and sending the to-be-printed information to a terminal by using a virtual port, wherein the terminal is connected with a target physical printer corresponding to the printer type information.

The present invention prevents erroneous setting of paper size based on capability information transmitted from a virtual printer to an OS. A printer application (170) is configured to execute the following steps: a step (S120), a step (S205), and a step (S220) of acquiring tray information, paper state information, and tray paper setting information relating to a paper tray provided in a printer (200) and paper to be printed stored in the paper tray; a step (S140) and a step (S150) for generating an attribute suitable for the paper feeding environment of the printer (200) on the basis of the tray information, the paper state information, and the tray paper setting information; and a step (S160) for outputting the generated attribute to the CUPS (160).

The invention discloses an electronic file collection method and device based on virtual printing, equipment and a medium, and relates to the technical field of digital data information processing. The method comprises the following steps: a client obtains image-text output content from a business system through a virtual printer; matching the image with an identification template; when the matching is successful, marking the text content in the variable domain range identified by the identification template; if the content is not the text content, performing OCR (Optical Character Recognition) and caching a result as a variable content; the recognition result is corrected according to the recognition template; organizing the variable content into data nodes with a hierarchical structure according to the recognition template; querying a local data dictionary to translate the corresponding variable content into a corresponding data code; converting the image-text output content into a format document; taking the data node and the data code as an index or a data attachment fragment of the format document; extracting information from the marked structured contents and / or data codes according to the identification template to serve as metadata of the format document; and generating an output electronic file.

The present invention enables a user to execute a unique print setting based on a virtual printer corresponding to a desired printing device without performing a process corresponding to the virtual printer. An initiator (106) causes a processor (110) of a terminal device (100) to execute: a step (S20) for outputting display data for causing a display unit (140) of the terminal device (100) to display a dialog box (DB1) capable of selecting a plurality of printers (200) corresponding to a plurality of printer applications (170); a step S400 in which a selection operation of one printer (200) among the plurality of printers (200) is accepted in the displayed dialog box (DB1); and a step S420 of performing a process for causing one printer application (170) corresponding to the one printer (200) accepted in the step S400 among the plurality of printer applications (170) to display, on a display unit (140) of the terminal device (100), a print setting screen of the one printer (200) for which the selection has been accepted.

To provide technology that enables effective use of virtual printers by linking the OS's standard printing function with support programs. [Solution] The auxiliary program 42 instructs the OS 21 to create a printer queue 22b for the virtual printer associated with the auxiliary program 42, and can identify, for example, an unsupported device 2 as a device corresponding to the virtual printer. Furthermore, when the virtual printer is selected and an instruction to display the detailed settings screen is given, and processing is requested from the general-purpose printing program 41, the auxiliary program 42 displays a detailed settings screen based on the capabilities of the identified unsupported device 2 to the user IF 13. When a print instruction is given with the virtual printer selected, and processing is requested from the general-purpose printing program 41, the auxiliary program 42 acquires image data indicating the image to be printed, and sends a print job containing print data based on the acquired image data to the identified unsupported device 2.

A non-transitory computer-readable storage medium storing a program of an installer for an application for causing an information processing apparatus to execute a method, the method including: obtaining capability information on an operating system implemented in the information processing apparatus from the operating system and performing, based on the capability information on the operating system, control of whether to install a first driver being a virtual printer driver provided by a vendor of a printing apparatus, or to perform processing for assigning a second driver as the virtual printer driver, the second driver being different from the first driver and being a standard driver of the operating system.

The invention discloses a thermal printer integration method, a thermal printer integration device and thermal printer integration equipment based on Android system printing service. The thermal printer integration method comprises the following steps: deploying and registering a printing service plug-in inheriting from PrintService in an Android system; available thermal printer equipment is monitored and scanned through the printing service plug-in, and equipment identification information corresponding to the found thermal printer equipment is obtained; matching the equipment identification information with a preset capability configuration database, creating a virtual printer capability object for the matched physical printer, and mapping the capability of the physical printer into a standard capability which can be identified by a system printing framework through the printer capability object; receiving a printing task issued by a system printing framework, converting printing data corresponding to the printing task into a bitmap, performing image processing, and generating a printing instruction; and the printing instruction is sent to the target thermal printer through a communication interface, and the printing task state of the target thermal printer is monitored and returned in real time.

The invention discloses a file printing method and system for a virtualization system, and the method comprises the steps: enabling a virtual printer in the virtualization system to respond to a printing task initiated by an application program in the virtualization system, generating a file in a standard format through the printing content, and storing the file in a preset folder in the virtualization system; after monitoring that a new file is generated in a preset folder in the virtualization system, the monitoring program in the virtualization system sends a monitoring notification to an external system; and after receiving the monitoring notification, the external system obtains data of the target file from the virtualization system in a safe file transmission mode to a memory, and prints and outputs the data of the target file in the memory through a physical printer connected with the external system. The invention aims to improve the file printing compatibility and security for the virtualization system, simplify the file printing configuration for the virtualization system, and improve the file printing performance for the virtualization system.

The invention provides a plotter supervision and auditing method and system, and relates to the technical field of computer application, and the method comprises the steps: responding to a printing request of a user for a target plotter, employing a special auditing virtual printer provided with an original plotter drive program to capture operation metadata, a native printing data stream which can be directly analyzed by the plotter is generated and cached; decoding the native printing data stream, generating a PDF snapshot, performing auditing based on the PDF snapshot, and generating an auditing result; based on the audit result, performing subsequent processing, including adding a bar code to the original printing data stream by adding a drawing instruction when the audit is passed, and sending the complete original printing data stream to the target plotter for printing and outputting; based on a native printing data stream lossless interception and forwarding technology, the problem that private attributes of a plotter are lost due to format conversion in an existing virtual printer scheme is solved, and meanwhile the limitation of an existing file path takeover scheme in the aspect of universality is solved.

The invention discloses an implementation method, device and equipment for remote printing of a printer and a medium. The implementation method comprises the steps that a printing processor reads printing data from a printing task through a handle and a document name and stores the printing data to a preset temporary file; analyzing a preset temporary file into an EMF file set from an SPL format; deploying a printer port monitor of the DLL architecture; installing a virtual printer; the target controlled end sends an EMF file set; and the main control end receives the EMF file set and sends the printing data in the EMF format to the entity printer so that the entity printer can print the printing data. The invention belongs to the field of virtual printing. According to the invention, remote printing can be realized in a cross-network, zero-configuration and low-delay manner.

An image processing apparatus, a method of providing a cloud printing service, and a program storage medium are disclosed. A print apparatus registers the print apparatus in a cloud printing service, and generates a printer queue that stores a print job to be transmitted to the print apparatus on the cloud printing service. If the print apparatus is associated with a virtual printer on the cloud printing service, the print apparatus acquires information of a print job managed by the virtual printer from the cloud printing service. If an operation for printing the print job managed by the virtual printer is received, the print apparatus gives an instruction for moving a print job indicated based on at least the acquired information of the print job to a printer queue for the print apparatus provided on the cloud printing service, and acquires the moved print job.

The present application provides an information processing program capable of realizing stable coexistence of processing and status monitoring for printing in an environment using a driverless OS printing function. A printer application (170) causes a processor (110) of a client PC (100) to execute a print data transmission process, a step S10 of outputting a USTATUS DEVICE ON and an INFO STATUS command for inquiring a status of a printer 200 to the printer 200, and a step S20 of acquiring status information from the printer 200 corresponding to the USTATUS DEVICE ON and the INFO STATUS command when registered in CUPS (160) as a virtual printer.

The invention discloses a virtual printer design method and device and a storage medium, relates to the technical field of printer simulation, and realizes comprehensive simulation of a printing process by constructing a multi-physics field parameterization model and integrating environment influence parameters, hardware characteristic parameters and error simulation parameters. A virtual printing subsystem interface and interaction logic are defined based on the model, and a virtual printing head, a guide rail, a paper feeding system and a printing medium are covered; the virtual printing engine analyzes the printing task, generates a cooperative control instruction in combination with hardware characteristics, and generates a virtual printing result through error simulation parameters and a correlation function correction instruction; the interaction interface outputs a printing result and system state data to support software development and testing; in addition, the invention further provides virtual printer design equipment and a computer readable storage medium, and efficient execution of the method is achieved.

The present invention provides technology that makes it possible to link an OS standard printing function and a support program and to effectively utilize a virtual printer. An assistance program 42 instructs an OS 21 to create a printer queue 22b which is for a virtual printer and to which the assistance program 42 is associated, and can specify, for example, an incompatible device 2 as a device corresponding to a virtual printer. Furthermore, in a state in which the virtual printer is selected, when there has been a request from a universal printing program 41 for processing in response to an instruction to display a detailed settings screen, the assistance program 42 displays, on a user interface 13, a detailed settings screen based on the capabilities of the specified incompatible device 2, and when there has been a request from the universal printing program 41 for processing in response to a printing instruction in which the virtual printer has been selected, the assistance program 42 acquires image data that represents an image to be printed and transmits, to the specified incompatible device 2, a printing job including printing data based on the acquired image data.