KR101023809B1 - Method and apparatus for preventing recording of image data in media server - Google Patents

Abstract

Disclosed are a method and an apparatus for blocking recording of video data. According to a preferred embodiment of the present invention, by receiving the program information running on the client, it is determined whether the received program information is matched with the pre-registered program information, and when the determination result is consistent with the pre-registered program information of the image data Create a signal to block transmission and send it to the media server.

According to the present invention, the recording of the image data can be blocked even when recording the image data itself transmitted and outputted through the communication network, and even if a separate recording blocking program is not installed in the client, the recording of the image data can be blocked. There are advantages to it.

Image, Video, UCC, Record, Capture, Block, Streaming, Recorder, Recorder

Description

Method and apparatus for preventing recording of image data in media server {Method and apparatus for preventing recording of image data in media server}

The present invention relates to a method and apparatus for blocking recording of image data, and more particularly, to block a user's arbitrary recording of various image data such as a still image or a video such as an image transmitted from a media server to a client through a communication network and played back. The present invention relates to a method and an apparatus for blocking recording of video data.

Recently, due to the development of communication networks such as the Internet, not only still images such as various images, but also videos such as movies and dramas, and various video contents such as user created contents (UCC) produced by the user exist through communication networks such as the Internet. Was done.

In the case of various contents including such video contents, infringement of copyrights such as unauthorized copying and transmission to other users without legitimate rights is problematic, and various legal and technical measures for blocking such contents are being sought.

On the other hand, a method of providing video data, which is video content, to a user, transmits the video data itself to the client, and downloads the stored video data to be reproduced by an application installed in the client and the video data transmitted to the client in real time. There is a streaming method for playing back.

In the case of the download method, since the image data itself is stored in the client, it is possible to copy the stored image data itself and redistribute it to other users. It has been done mainly.

On the other hand, in the streaming method, video data, in particular, video data is reproduced in real time on the client, so the copying of the video data itself is difficult compared to the download method.

However, even in the streaming method, since video data must be temporarily stored in the client in order for the video data to be reproduced in an application installed in the client, video data temporarily stored in the client may be copied by using the video data.

In addition, regardless of the download method or the streaming method, the user interface screen on which the video data is reproduced, that is, the output video data itself, may be recorded or captured.

On the other hand, in the recording of video data, the recording of a moving picture as a moving picture is referred to as recording, and when a moving picture or a still picture is stored as a still picture, the term capture is generally used, but hereinafter, the term recording is used without any distinction. Let's do it.

In the case of recording the output image data itself, there is a problem that it is difficult to block only by encrypting the image data itself.

In order to solve such a problem, a method of blocking a video recording by blocking a recording process itself when the process resource includes a recording function by periodically checking a process resource performed by a client periodically is used.

However, if the recording process itself is blocked by periodically checking such process resources, the throughput of the central process unit (CPU) of the client is increased, resulting in an overload of the CPU of the client.

On the other hand, such a recording blocking program is generally installed and operated on the client, and therefore, if the client user does not actively install the recording blocking program on the client, it is difficult to block recording of video data.

In order to solve the above-described problems, the present invention proposes a method and apparatus for blocking recording of image data that can block recording of image data even when recording the output image data itself.

Another object of the present invention is to provide a method and apparatus for blocking recording of image data, which can block recording of image data without increasing CPU throughput of the client.

Another object of the present invention is to provide a method and an apparatus for blocking recording of video data, which enables recording of video data even when a user of the client does not actively install a recording blocking program in the client.

Still other objects of the present invention will be readily understood through the following description of the embodiments.

In order to achieve the above object, according to an aspect of the present invention, there is provided a recording blocking method of the image data.

According to a preferred embodiment of the present invention, a method of blocking recording of video data transmitted and reproduced from a media server to a client, the method comprising: receiving program information running on the client (a); (B) determining whether the received program information matches the pre-registered program information; And (c) generating a signal for blocking transmission of the image data and transmitting the generated signal to the media server if it matches the previously registered program information. do.

In the step (a), the program information may be information including at least one of name information, author information, and program authentication information of the program.

The program information executed in the client in step (a) may be playback program information for playing the video data.

The program information running on the client in step (a) is all program information running on the client, and determining whether the program information coincides with the pre-registered program information in step (b) is image data of the received program information. It may be determined whether the recorded program information of the.

The media server may stop the transmission of the image data to the client according to a signal for blocking transmission of the image data.

The media server may transmit image data different from the image data requested by the client to the client according to a signal for blocking transmission of the image data.

The media server may provide the client with an address different from the address where the image data requested by the client is provided to the client according to a signal for blocking transmission of the image data.

According to another aspect of the present invention, there is provided an apparatus for blocking recording of video data.

According to an embodiment of the present invention, in the apparatus for blocking the recording of the video data transmitted from the media server to the client to play, the program information received in advance by receiving the program information running on the client is registered in advance A program information checking unit to determine whether the information matches the information; And a media service controller for generating a signal to block transmission of the video data and transmitting the signal to the media server when the program information check unit determines that the program information is matched with previously registered program information. A recording block device is provided.

The pre-registered program information determined by the program information checking unit may include at least one of name information, author information, and program authentication information of the program.

The pre-registered program information determined by the program information checking unit may be reproduction program information for reproducing the image data running on the client.

The pre-registered program information determined by the program information checking unit may be all program information executed in the client, and the media service control unit may determine whether recorded program information of image data is included in the received program information.

The media server may stop the transmission of the image data to the client according to a signal for blocking transmission of the image data.

The media server may transmit image data different from the image data requested by the client to the client according to a signal for blocking transmission of the image data.

The media server may provide the client with an address different from the address where the video data requested from the client is provided to the client according to a signal for blocking transmission of the video data.

The recording blocking device of the image data may be included in the media server.

According to another aspect of the present invention, there is provided a recording medium recording a program for implementing a recording blocking method of the image data.

According to a preferred embodiment of the present invention, a program of instructions that can be executed by a digital processing apparatus is tangibly implemented so that a method of blocking recording of image data transmitted and reproduced from a media server to a client is implemented. A recording medium having recorded thereon a program which can be read by the method comprising the steps of: (a) receiving program information running on the client; (B) determining whether the received program information matches the pre-registered program information; And (c) generating a signal for blocking transmission of the video data and transmitting the signal to the media server when the result matches the previously registered program information. There is provided a recording medium having recorded thereon a program.

In the step (a), the program information may be information including at least one of name information, author information, and program authentication information of the program.

The program information executed in the client in step (a) may be playback program information for playing the video data.

The program information running on the client in the step (a) is all program information running on the client, and determining whether the program information matches the pre-registered program information in the step (b) is an image of the received program information. It may be determined whether the recorded program information of the data is included.

The media server may stop the transmission of the image data to the client according to a signal for blocking transmission of the image data.

The media server may transmit image data different from the image data requested by the client to the client according to a signal for blocking transmission of the image data.

The media server may provide the client with an address different from the address where the image data requested by the client is provided to the client according to a signal for blocking transmission of the image data.

As described above, according to the method and apparatus for blocking recording of video data according to the present invention, there is an advantage in that recording of video data can be blocked even when recording the output video data itself.

In addition, there is an advantage that the recording of the video data can be blocked even if the recording programs for recording the video data protects it from being terminated.

In addition, even if the user of the client does not actively install a recording blocking program in the client has the advantage that the recording of the video data can be blocked.

As the invention allows for various changes and numerous embodiments, particular embodiments will be illustrated in the drawings and described in detail in the written description. However, this is not intended to limit the present invention to specific embodiments, it should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

Like reference numerals are used for like elements in describing each drawing. In the following description of the present invention, if it is determined that the detailed description of the related known technology may obscure the gist of the present invention, the detailed description thereof will be omitted.

Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another.

For example, without departing from the scope of the present invention, the first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component.

And / or < / RTI > includes any combination of a plurality of related listed items or any of a plurality of related listed items.

When a component is said to be "connected" or "connected" to another component, it may be directly connected to or connected to that other component, but other components may be present in the middle. It should be understood.

On the other hand, when a component is said to be "directly connected" or "directly connected" to another component, it should be understood that there is no other component in between.

The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting of the present invention.

Singular expressions include plural expressions unless the context clearly indicates otherwise. In this application, the terms "comprise" or "have" are intended to indicate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, and one or more other features. It is to be understood that the present invention does not exclude the possibility of the presence or the addition of numbers, steps, operations, components, components, or a combination thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art.

Terms such as those defined in the commonly used dictionaries should be construed as having meanings consistent with the meanings in the context of the related art, and are not construed in ideal or excessively formal meanings unless expressly defined in this application. Do not.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, and the same or corresponding components will be denoted by the same reference numerals regardless of the reference numerals and redundant description thereof will be omitted.

First, a configuration of an image data providing system to which recording blocking of image data according to an exemplary embodiment of the present invention may be applied will be described with reference to FIG. 1.

1 is a diagram illustrating a configuration of an image data providing system to which recording blocking of image data may be applied according to an exemplary embodiment of the present invention.

As shown in FIG. 1, an image data providing system to which recording blocking of image data according to an exemplary embodiment of the present invention may be applied includes a client 100, a media server 120, and a recording blocking server 130. .

The client 100 is a device capable of transmitting a request for receiving image data to the media server 120 through the communication network 110 and receiving and playing the image data from the media server 120.

On the other hand, the image data in the present invention includes not only still image data such as images but also moving image data.

The client 100 may include a web browser (not shown) that allows access to the media server 120 and the recording blocking server 130, and an application (not shown) required for playing image data. It is apparent that the web browser and the application may be installed in the form of a program on the client 100.

The client 100 may have a communication function and may be connected to the media server 120 and the recording blocking server 130. The client 100 may install a program capable of playing the received image data, and output the reproduced image. There is no limitation as long as the device includes a display screen.

The client 100 may be, for example, a wireless terminal such as a user personal computer (PC), a mobile phone, and a personal digital assistant (PDA).

On the other hand, the client 100 includes a launch module for driving a playback program of the video data, for example, a video player program, when the user requests the transmission of the video data. When receiving the image data by requesting the transmission, the reproduction program of the image data may be driven.

The launch module may be automatically downloaded to the client 100 through an object tag from a web page provided by a web server (not shown), and may be installed in the form of ActiveX control. It is not limited to this.

When the user requests the transmission of video data through a web page, such a launch module may execute a playback program of the video data and also check the version of the video data playback program and update the latest version. have.

The client 100 and the media server 120 and the recording blocking server 130 are connected through the communication network 110, and the communication network 110 includes the Internet and the mobile communication network, and the Internet includes the TCP / IP protocol and its Several services that exist in the upper layers: Hyper Text Transfer Protocol (HTTP), Telnet, File Transfer Protocol (FTP), Domain Name System (DNS), Simple Mail Transfer Protocol (SMTP), Simple Network Management Protocol (SNMP), NFS It includes all of the global open network architectures that provide the Network File Service.

In addition, a mobile communication network may include an access gateway that enables transmission and reception of wireless packet data in addition to a base station (BS), a mobile telephone switching office (MTSO), and a home location register (HLR). It further includes components such as a gateway, a packet data serving node (PDSN), and the like.

The media server 120 transmits the image data requested by the user to the client 100 through the client 100.

Meanwhile, although not shown in FIG. 1, the media server 120 may be connected to a database (not shown) in which image data or user information is stored.

The recording blocking server 130 receives information of a program running on the client 100 from the client 100, and determines whether the recording block server 130 matches the preset and registered program information.

The program information received from the client 100 may include at least one of name information, author information, and program authentication information of the program.

When the program information does not match the registered program information, a signal for blocking transmission of the image data is transmitted to the media server 120 so that the media server 120 blocks the transmission of the image data.

By blocking the transmission of the image data in the media server 120 by using the program running on the client 100, in particular, the playback program information for playing the image data, the user of the client 100 actively the recording block program Even if it is not installed at 100, recording of video data can be blocked.

Meanwhile, although not shown in FIG. 1, the recording blocking server 130 may be connected to a database (not shown) in which program information, for example, playback program information or recording program information, is stored.

Meanwhile, blocking image data transmitted from the media server 120 to the client 100 may be implemented in various ways.

Blocking transmission of the image data to the client 100, for example, not only stops the transmission of the image data itself, but also displays a screen indicating that the transmission of the image data is stopped in the playback program installed in the client 100, or the image data. By not allowing the media server 120 to transmit advertisement data irrelevant to the requested image data, the client 100 may not receive the image data, thereby blocking the recording of the image data.

In addition, in order to receive and reproduce the image data from the media server 120, the image data is transmitted to the client (or redirection) by providing the address information to which the reproduction program is connected as other address information. 100 may be provided so as not to be limited thereto.

By using the program information running in the client 100 to block the transmission of the image data in the media server 120 to block the recording of the image data recording block of the recording data blocking server 130 The configuration will be described with reference to FIG. 2.

2 is a diagram illustrating a configuration of an apparatus 130 for blocking recording of video data according to an exemplary embodiment of the present invention.

Meanwhile, although illustrated as a separate device in FIG. 2, as described above, the recording blocking server 130, which is a recording blocking device of the image data, may be implemented by being included in the media server 120 transmitting the image data.

As illustrated in FIG. 2, the apparatus 130 for blocking recording of image data according to the present invention may include a program information checking unit 200, a media service control unit 210, and a communication unit 220.

The program information checking unit 200 receives program information for playing the video data in the client 100 from the client 100 receiving and playing the video data from the media server 120.

Then, it is determined whether the received video data playback program information matches the previously registered playback program information.

The program information for reproducing the video data may be, for example, video player program information.

The program information checking unit 200 may receive not only the image data reproduction program information but also other program information currently operating in the client 100, and determine whether recorded program information is included in the received program information.

The media service control unit 210 generates a control signal to block the transmission of the image data when the playback program information checked by the program information checking unit 200 does not match the pre-registered program information and communicates with the communication unit 220. Send to media server 120.

On the other hand, if it is checked whether the program information received from the program information check unit 200 includes the recorded program information, if it matches the pre-registered recorded program information, generates a control signal to block the transmission of the image data It is also possible to transmit to the media server 120 through the communication unit 220.

The communication unit 220 receives from the client 100 program information executed in the client 100, in particular, playback program information for reproducing image data, and transmits a transmission blocking signal of the image data to the media server 120.

On the other hand, when a transmission block signal of the image data is transmitted to the media server 120, the media server 120 stops the transmission of the image data itself, or changes the URL (Uniform Resource Locator) that is the address where the image data is provided. For example, the image data may be blocked from being transmitted to the client 100 in various ways such that the image data may not be reproduced in the client 100.

Hereinafter, the order of implementing the recording blocking method of the image data according to the present invention will be described.

3 is a flowchart illustrating a procedure of implementing a method of blocking recording of image data according to an exemplary embodiment of the present invention.

As shown in FIG. 3, in the method of blocking recording of image data according to the present invention, first, program information currently executed in the client 100 is received from the client 100 (S300).

As described above, the program information being executed in the received client 100 may be playback program information or video recording program information for playing back image data.

On the other hand, in the case of receiving the playback program information that is reproduced video data is not provided with the information of all the programs to be reproduced in the client 100, only the playback program information of the video data to be executed is provided by the client 100 The amount of data transmitted is reduced, the traffic of the communication network can be reduced, and the recording of video data can be blocked even when using a video player type recording program such as a video data playback program.

On the other hand, when the client 100 stops the transmission of the image data by receiving the information of all the programs played back and determines whether the recorded program information is included in the received program information, the program in which the image data is reproduced and the program in which the recording is performed are separate. Recording can be blocked even if the program is executed.

If the client 100 receives the information of the playback program for playing the video data, it is determined whether the information matches the previously registered playback program information (S302), and if it does not match the previously registered playback program information, the transmission of the video data is performed. The signal to block is transmitted to the media server 120 (S304).

On the other hand, when the transmission block signal of the image data is transmitted to the media server 120, the media server 120 stops the transmission of the image data itself, or the address information provided with the image data, for example, change the URL, etc. In this way, the transmission of the image data to the client 100 may be blocked so that the recording of the image data may not be possible in the client 100.

Meanwhile, the method of the present invention as described above may be implemented as a program and stored in a computer-readable recording medium (CD-ROM, RAM, ROM, floppy disk, hard disk, magneto-optical disk, etc.).

Preferred embodiments of the present invention described above are disclosed for purposes of illustration, and those skilled in the art will be able to make various modifications, changes, and additions within the spirit and scope of the present invention. Additions should be considered to be within the scope of the following claims.

1 is a diagram illustrating a configuration of an image data providing system to which recording blocking of image data may be applied according to an exemplary embodiment of the present invention.

2 is a diagram illustrating a configuration of an apparatus for blocking recording of video data according to an exemplary embodiment of the present invention.

3 is a flowchart illustrating a sequence of implementing a method for blocking recording of image data according to an exemplary embodiment of the present invention.

Claims (16)

A method for blocking recording of video data transmitted from a media server to a client, wherein the video data is transmitted from the media server to the client in a streaming manner. Receiving play program information for playing the video data being executed in the client (a)-The play program information is at least one of name information of the play program, author information of the play program and authentication information of the play program Information including information of; (B) determining whether the received play program information matches the pre-registered play program information; And And (c) generating a signal to block transmission of the video data and transmitting the signal to the media server if it matches the pre-registered play program information. delete The method of claim 1, In the step (c), when the determination result of the step (b) does not match the pre-registered play program information, a signal for blocking transmission of the video data is generated and transmitted to the media server. How to block recording of data. The method of claim 1, In the step (a), the playing program information running on the client is all playing program information running on the client, In the step (b), whether the recording program coincides with the pre-registered playback program information is determined whether the recording function of the video data is included in the playback program from the received playback program information. . The method of claim 1, And the media server stops the transmission of the image data to the client according to a signal for blocking the transmission of the image data. The method of claim 1, And the media server transmits image data different from the image data requested by the client to the client according to a signal for blocking transmission of the image data. The method of claim 1, And the media server provides the client with an address different from the address where the video data requested from the client is provided to the client according to a signal for blocking transmission of the video data. An apparatus for blocking recording of video data transmitted from a media server to a client, wherein the video data is transmitted from the media server to the client in a streaming manner. A program information confirming unit configured to receive the play program information being executed on the client and determine whether the received play program information matches the pre-registered play program information; information of the play program includes name information of the play program and the play program. Information including at least one of authorship information of and authorization information of the playback program; And And a media service controller configured to generate a signal to block transmission of the video data and transmit the signal to the media server when it is matched with the pre-registered playback program information as a result of the determination by the program information checker. Recording blocker. delete The method of claim 8, The media service control unit generates and transmits a signal to block the transmission of the video data to the media server if it does not match the pre-registered playback program information as a result of the determination by the program information checking unit. Recording blocker. The method of claim 8, The pre-registered play program information determined by the program information checking unit is all play program information running on the client, And the media service control unit determines whether the recording function of the image data is included in the reproduction program from the received reproduction program information. The method of claim 8, And the media server stops the transmission of the image data to the client in response to a signal for blocking the transmission of the image data. The method of claim 8, And the media server transmits image data different from the image data requested by the client to the client according to a signal for blocking the transmission of the image data. The method of claim 8, And the media server provides the client with an address different from the address where the video data requested from the client is provided to the client according to a signal for blocking transmission of the video data. The method of claim 8, The apparatus for blocking recording of video data is included in the media server. A recording medium recording a program for implementing a method for blocking recording of video data transmitted from a media server to a client, wherein the video data is transmitted from the media server to the client in a streaming manner. Receiving play program information for playing the video data being executed in the client (a)-The play program information is at least one of name information of the play program, author information of the play program and authentication information of the play program Information including information of; (B) determining whether the received play program information matches the pre-registered play program information; And And (c) generating a signal to block the transmission of the video data when it matches the pre-registered play program information and transmitting the signal to the media server. Record carrier recording the program for implementation.

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