KR102522681B1 - Method of streaming video, system for streaming video, and computer program for the method - Google Patents

Abstract

The present invention provides a video streaming method and a video streaming system capable of improving the degree of freedom of screen composition, and a content transmission server in which a media streaming server uses image identification information of a video for a computer program stored in a recording medium to execute the method. Receiving video data from the media streaming server, generating data for a streaming video in which a video from the received video data and a user interface for the video are integrally displayed on a single screen It provides a video streaming method, a video streaming system, and a computer program stored in a recording medium to execute the method, including the steps of, and the media streaming server transmitting data for the streaming video to a set-top box.

Description

Method of streaming video, system for streaming video, and computer program for the method}

Embodiments of the present invention relate to a video streaming method, a video streaming system, and a computer program stored in a recording medium to execute the method, and more particularly, a video streaming method and a video streaming system capable of improving the degree of freedom of screen composition and a computer program stored on a recording medium to execute the method.

Recently, with the development of TV technology and digital technology, various information is delivered to viewers through TV. For example, TV home shopping, which provides shopping information through TV, provides various information according to technological changes. On the other hand, with the recent commercialization of digital-based digital television technology, it has become possible to provide various contents through a network such as the Internet connected to each home, and an IPTV (Internet Protocol Television) service can be cited as a representative example.

In the IPTV service, various services can be provided to IPTV service subscribers through a set-top box installed in a designated space such as a house, and a representative service among such services is a shopping broadcasting service provided through a commerce channel ( Or, commerce broadcasting). When an IPTV service subscriber selects a channel promised in the set-top box, the set-top box receives a commerce channel regularly scheduled for that channel and outputs it through the TV, so that the IPTV service subscriber can watch the commerce channel or use the shopping broadcasting service. .

However, such a conventional shopping broadcasting service has a problem in that the degree of freedom in screen composition is low.

The present invention is to solve various problems, including the above problems, to provide a video streaming method and a video streaming system capable of improving the degree of freedom of screen composition, and a computer program stored in a recording medium to execute the method aims to However, these tasks are illustrative, and the scope of the present invention is not limited thereby.

According to one aspect of the present invention, the media streaming server receives video data from the content transmission server using video identification information of the video, the media streaming server, a video from the received video data and a user interface for the video A video streaming method is provided, including the step of generating data for a streaming video that integrally displays a video on a single screen, and the step of the media streaming server transmitting the data for the streaming video to a set-top box.

The step of generating data for the streaming video includes: generating, by a media streaming server, application screen data corresponding to a user interface area for the video data; and combining the received video data and application screen data into one streaming video. It may include encoding into data for.

The video streaming method may further include receiving, by a media streaming server, a change signal from a set-top box, and regenerating data for a streaming video according to the change signal by the media streaming server.

In the step of regenerating the data for the streaming video according to the change signal, the media streaming server is configured to display a user interface corresponding to the change signal and a video from the received video data on one screen. It may be a step of encoding into data.

The step of regenerating the data for the streaming video according to the change signal includes the steps of the media streaming server generating application screen data corresponding to the user interface area according to the change signal, and the received video data and the generated application screen. A step of encoding data into data for one streaming video may be included.

The change signal in the step of receiving the change signal from the set-top box is a signal input corresponding to at least a part of the streaming video, and the change signal may include a scroll signal for the streaming video.

The receiving of the video data is a step of receiving the first video data and the second video data from a content transmission server, and the generating of streaming video data includes video from the received first video data, It may be a step of generating data for a streaming video in which a video from the received second video data and a user interface for the first video and the second video are integrally displayed on one screen.

According to one aspect of the present invention, video data is received from a content transmission server using video identification information of the video, and a video from the received video data and a user interface for the video are displayed as one on a single screen. There is provided a video streaming system including a media streaming server that generates data for a streaming video to be played and transmits the data for the streaming video to a set-top box.

The media streaming server may generate application screen data corresponding to a user interface area for video data, and encode the received video data and application screen data into data for one streaming video.

The media streaming server may receive a change signal from a set-top box and regenerate data for a streaming video according to the change signal.

The media streaming server may encode a user interface corresponding to the change signal and a video from the received video data into streaming video data that is integrally displayed on one screen.

The media streaming server may generate application screen data corresponding to the user interface area according to the change signal, and encode the received video data and the generated application screen data into data for one streaming video.

The change signal received by the media streaming server is a signal input corresponding to at least a part of the streaming video, and the change signal may include a scroll signal for the streaming video.

The media streaming server receives the first video data and the second video data from the content transmission server, the video from the received first video data, the video from the received second video data, the first video and the second video data. It is possible to generate data for a streaming video in which a user interface for the video is integrally displayed on a single screen.

According to one aspect of the present invention, a computer program stored in a recording medium is provided to execute the above method using a computer.

Other aspects, features, and advantages other than those described above will become clear from the detailed description, claims, and drawings for carrying out the invention below.

According to one embodiment of the present invention made as described above, it is possible to implement a video streaming method and a video streaming system capable of improving the degree of freedom of screen configuration, and a computer program stored in a recording medium to execute the method. Of course, the scope of the present invention is not limited by these effects.

1 is a conceptual diagram schematically illustrating a video streaming system and a set-top box according to an embodiment of the present invention.
FIG. 2 is a block diagram schematically showing components of a device included in the video streaming system of FIG. 1 .
3 is a flowchart showing a video streaming method according to an embodiment of the present invention.
4 is a flowchart showing a video streaming method according to another embodiment of the present invention.
5 is a diagram for explaining a video streaming method according to an embodiment of the present invention.
6 is an example of an operation and signal flow of a video streaming system according to an embodiment of the present invention.

Since the present invention can apply various transformations and have various embodiments, specific embodiments will be illustrated in the drawings and described in detail in the detailed description. Effects and features of the present invention, and methods for achieving them will become clear with reference to the embodiments described later in detail together with the drawings. However, the present invention is not limited to the embodiments disclosed below and may be implemented in various forms.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, and when describing with reference to the drawings, the same or corresponding components are assigned the same reference numerals, and overlapping descriptions thereof will be omitted. .

Since the present invention can apply various transformations and have various embodiments, specific embodiments are illustrated in the drawings and described in detail in the detailed description. Effects and features of the present invention, and methods for achieving them will become clear with reference to the embodiments described later in detail together with the drawings. However, the present invention is not limited to the following embodiments and may be implemented in various forms.

In the following embodiments, terms such as first and second are used for the purpose of distinguishing one component from another component without limiting meaning. And expressions in the singular number include plural expressions unless the context clearly dictates otherwise. In addition, terms such as include or have mean that the features or elements described in the specification exist, and do not exclude the possibility that one or more other features or elements may be added.

In the drawings, the size of components may be exaggerated or reduced for convenience of description. For example, since the size and thickness of each component shown in the drawings are arbitrarily shown for convenience of description, the present invention is not necessarily limited to the illustrated bar.

In the following embodiments, when a part such as a region, component, unit, block, or module is said to be on or on another part, not only when it is directly above the other part, but also in the middle of another region, component, or unit. , blocks or modules are also included. And when it is said that areas, components, parts, blocks, or modules are connected, not only when areas, components, parts, blocks, or modules are directly connected, but also in other areas in the middle of areas, components, parts, blocks, or modules. , It also includes cases where components, parts, blocks, or modules are interposed and indirectly connected.

Hereinafter, 'app' may indicate 'application'.

1 is a conceptual diagram schematically illustrating a video streaming system and a set-top box according to an embodiment of the present invention.

Referring to FIG. 1 , a video streaming system may include a media streaming server 50 . Of course, if necessary, the video streaming system may include a media streaming server 50 and a data server 60, and in some cases, may further include a content providing server 40, and if necessary, a content transmission server 80 ) may also be included. Such a video streaming system may communicate with the set-top box 20 and/or the TV 10 connected to the set-top box 20 through a network. Of course, components of the video streaming system may communicate with each other by being connected through a network. For example, the content providing server 40, the media streaming server 50, the data server 60, and/or the content delivery server 80 may be connected through a network and communicate with each other.

However, the present invention is not limited thereto, and the video streaming system may further include other components or some components may be omitted. Some components of the video streaming system may be separated into a plurality of devices, or a plurality of components may be merged into one device.

The set-top box 20 is a hardware device necessary for viewing satellite broadcasting or cable broadcasting at home. Data such as satellite broadcasting, cable broadcasting, or internet broadcasting is transmitted to the set-top box 20 as data processed through compression and modulation, etc., and the set-top box 20 demodulates and compresses the received data It may play a role of enabling processing such as release to be implemented in a display device such as the TV 10 . That is, the set-top box 20 receives data about the streaming video from the media streaming server 50, transmits output data about the streaming video to the TV 10, and plays the streaming video on the TV 10. can

This set-top box 20 may have a unique set-top ID. That is, each of the set-top boxes 20 installed in the homes of users may have a unique set-top box ID. The set-top box ID may include, for example, numbers, letters such as alphabets, special characters and/or symbols. A user input signal may be received from an external input/output device (eg, remote controller) through the input/output interface of the set-top box 20 .

For reference, the TV 10 shown in FIG. 1 may be a normal TV or a monitor. That is, any electronic device capable of displaying a screen recognizable by a user may be referred to as the TV 10 described in this embodiment. This is also the case in the embodiments described later and modifications thereof.

If the video streaming system does not include the content delivery server 80, the content delivery server 80 may be, for example, a server of one broadcasting provider. Of course, as described above, the video streaming system may include the content delivery server 80 as well. In this case, the content transmission server 80 may transmit content to servers of various broadcast providers. The content delivery server 80 may store content such as a video that fits a platform or format of a broadcasting provider. The content delivery server 80 transmits the stored content to the media streaming server 50 so that content such as a streaming video can be reproduced on the TV 10 . The content delivery server 80 may receive content data such as a video from the content providing server 40 through other transmission paths such as a network (eg, a distributed network, contents delivery network, CDN).

The content providing server 40 may register (eg, acquire and store) content such as a commerce video to be provided through the video streaming system according to an embodiment of the present invention. In addition, the content providing server 40 may receive meta information of content (such as a video) from the data server 60 and match the meta information for each content. To this end, the content providing server 40 may be connected to the data server 60 and may transmit and receive various information through communication. Meta information may include product information, production information, and/or deliberation information related to the corresponding content. Of course, in some cases, the content providing server 40 may directly receive and store meta information from a content provider.

The content providing server 40 may convert the registered content according to each platform or format and transmit the converted content to the content transmission server 80 . Of course, the present invention is not limited to this, and the content providing server 40 stores the content and transmits it to the content delivery server 80, and the content delivery server 80 may convert and store the content according to the platform or format. there is. This is also the case in the embodiments described later and modifications thereof.

As described above, the content providing server 40 may transmit content data or converted content data (such as video) to the content delivery server 80 through a distribution network (CDN). In addition, the content providing server 40 may receive image identification information of each video from the content transmission server 80 . The image identification information may be, for example, URL information of content stored in the content transmission server 80 . The content providing server 40 may transmit such image identification information about the registered video to the data server 60 .

The data server 60 may receive image identification information about a video from the content providing server 40 . The data server 60 is a computing device in which server programs such as Apache Tomcat and Oracle are installed, and may be implemented to process server functions. As described above, the data server 60 may store meta information including product information, production information, and/or review information of content. In addition, the data server 60 stores image identification information such as video link information stored in the content transmission server 80, and transmits related information to the media streaming server 50 in response to a request from the media streaming server 50. can be provided to

On the other hand, the set-top box 20 may transmit data for user input obtained through, for example, a remote controller to the media streaming server 50. In this case, the media streaming server 50 generates image identification information of content such as a video corresponding to a user input, and transmits video data (eg, video on demand (VOD) data) corresponding to the video identification information to the content. A request can be made to the server 80. According to an embodiment, the set-top box 20 may convert a subscriber's request (eg, a user input through a remote control) into a control signal and transmit it to the media streaming server 50 .

The media streaming server 50 may drive and control an application based on a control signal transmitted from the set-top box 20 . The media streaming server 50 communicates with the plurality of set-top boxes 20, 21, and 22 to display an application screen corresponding to each set-top box based on a control signal transmitted from the plurality of set-top boxes 20, 21, and 22. Each data can be generated and provided. The media streaming server 50 receives product information, customer information, order information, organization information, and/or image identification information from the data server 60, or generates application screen data from a separate web server (not shown). Receive relevant data.

The media streaming server 50 may receive video data from the content transmission server 80 using video identification information of the video. The media streaming server 50 may generate data for a streaming video that displays a video from video data received from the content delivery server 80 and a user interface for the video as one unit on a single screen.

In addition, the media streaming server 50 may generate application screen data for the application. The application screen data is data for an application screen to be implemented (eg, displayed) on the screen of the TV 10 . Such application screen data may be, for example, image data. The media streaming server 50 may generate data for a streaming video based on the generated application screen data. Specifically, the media streaming server 50 may generate application screen data corresponding to a user interface area for video data, and encode the received video data and application screen data into data for one streaming video.

The media streaming server 50 may generate streaming video data by encoding the video data received from the content delivery server 80 and the generated application screen data together.

The media streaming server 50 may generate streaming video data by encoding video data and application screen data in a predetermined protocol and/or format and selectively compressing the encoded data. The media streaming server 50 may transmit data about the generated streaming video to the set-top box 20 . For example, the media streaming server 50 may transmit data about a streaming video generated in real time to the set-top box 20 in real time. The media streaming server 50 may be, for example, a cloud server, but the present invention is not limited thereto.

The media streaming server 50 may be implemented to generate data for a first streaming video to be transmitted to the first set-top box 21 and data for a second streaming video to be transmitted to the second set-top box 22 in real time. The media streaming server 50 may be implemented to transmit data for a first streaming video to the first set-top box 21 and transmit data for a second streaming video to the second set-top box 22, respectively. Without being limited thereto, the media streaming server 50 may be implemented to generate data for streaming video to be transmitted to two or more set-top boxes, and transmit each of the data for streaming video to each set-top box.

The commerce contents registered in the contents providing server 40 may be provided to subscribers as Video On Demand (VOD). For example, a subscriber can select and watch various videos by transmitting a user input to the set-top box 20 based on an application (or application screen) running in the media streaming server 50 . Of course, commerce contents registered in the contents providing server 40 may be provided to subscribers according to broadcasting schedule information.

The media streaming server 50 may receive content data such as video from the content transmission server 80 based on communication with the set-top box 20 . The media streaming server 50 may obtain video and/or VOD data from the content transmission server 80 using the video identification information.

The set-top box 20 may transmit and output content such as data for the obtained streaming video to the TV 10 . As shown in Figure 1, a plurality of set-top boxes (20, 21, 22) is connected to the plurality of set-top boxes (20, 21, 22) data on the streaming video obtained from the media streaming server (50). It can be transmitted to each TV (10, 11, 12) so that it can be output. For example, the set-top box 20 may generate output data for broadcasting to be output through the TV 10 based on data received from the media streaming server 50 . For example, output data for broadcasting transmitted by the set-top box 20 may be data for a streaming video received from the media streaming server 50 .

According to an embodiment, the media streaming server 50 may generate application screen data corresponding to a user interface area for video data. In addition, the media streaming server 50 may generate streaming video data by encoding the received video data and application screen data so as to be integrally displayed on one screen.

In addition, the set-top box 20 may receive data about a streaming video from the media streaming server 50 through a video transmission path on the network, and play the streaming video on the screen of the TV 10 . The set-top box 20 may acquire a user input related to screen button input, screen up/down or left/right scrolling, channel and/or product code through a remote control communicating therewith.

Meanwhile, the set-top box 20 may process output data for broadcasting through a program installed in the set-top box 20 . The set-top box 20 may read a platform code, a set-top ID (STP ID), access information, etc. of the set-top box 20 and generate output data based thereon. The set-top box 20 may output such output data to an external output device such as the TV 10.

The TV 10 is a terminal connected to the set-top box 20 and can receive and output output data processed and/or generated within the set-top box 20 . For example, the TV 10 may display a screen according to screen data and output audio according to audio data. The TV 10 may be directly connected to the set-top box 20 through a cable or the like. However, the present invention is not limited thereto, and the TV 10 may be directly connected to the network, and in this case, it may be connected to the set-top box 20 through the network as needed.

A network may be defined as one or more data links capable of transmitting and receiving data between electronic devices and/or servers, and may be a wired and/or wireless communication network. For example, the network may include a content delivery network (CDN) capable of efficiently delivering a variety of user-selectable content. Alternatively, the network may be the Internet, WiFi, Bluetooth, Bluetooth Low Energy, Zigbee, or Ultra Wide Band (UWB), but the network implied by the present invention It is not limited to this.

As such, the video streaming system according to an embodiment of the present invention minimizes the role of the set-top box by generating data for streaming video in which the video and application screen data are integrally displayed on one screen in the media streaming server 50 And, there is an effect of freely configuring the user interface area for the video and the application screen. In addition, the convenience of video playback can be improved by encoding and playing a plurality of videos into one streaming video.

FIG. 2 is a block diagram schematically showing components of a device included in the video streaming system of FIG. 1 .

As described above, the video streaming system may include a media streaming server 50, a data server 60, and/or a content providing server 40. Accordingly, the device 30 shown in FIG. 2 may represent a media streaming server 50, a data server 60, or a content providing server 40. Of course, the device 30 shown in FIG. 2 may be the set-top box 20 or the content transmission server 80 as described above. As shown in FIG. 2 , such a device 30 may include a communication module 31 , a processor 32 and a memory 33 .

The communication module 31 may communicate with various types of external devices or servers according to various types of communication methods. The communication module 31 of one device 30 is connected to the communication module 31 of another device 30 through a network to exchange data with each other.

The processor 32 may perform an operation to generally control each device 30 or the server 40 , 50 , 60 , and 80 having each memory using various programs stored in the memory 33 . The processor 32 includes a microprocessor, a central processing unit (CPU), a processor core, a multiprocessor, an application-specific integrated circuit (ASIC), and a field programmable gate array (FPGA). ), but the present invention is not limited thereto.

The memory 33 may temporarily or permanently store data processed by each device 30 or the server 40 , 50 , 60 , or 80 having each memory. The memory 33 may include a random access memory (RAM), a read only memory (ROM), and a permanent mass storage device such as a disk drive, but the present invention is not limited thereto.

The apparatus 30 as shown in FIG. 2 may further include a storage medium (not shown) storing various data for overall operations, such as a program for processing or controlling the processor 32 . The storage medium may store a plurality of application programs (application programs or applications) running in the device 30, data for operation of the servers 40, 50, 60, and 80, and commands. At least some of these application programs may be downloaded from an external server through wireless communication. In addition, at least some of these application programs may exist on the device 30 from the factory for basic functions of the device 30 . The application program may be stored in a storage medium and driven by the processor 32 to perform an operation (or function) of the device 30 .

The video streaming system and each module or unit included therein may be entirely hardware, or may have aspects of being partly hardware and partly software. For example, a video streaming system and each module or unit included therein may collectively refer to hardware and related software for processing data of a specific format and content or exchanging data in an electronic communication method. In this specification, terms such as “unit”, “module”, “device”, “terminal”, “server” or “system” may be interpreted as referring to a combination of hardware and software driven by the hardware. For example, the hardware may be a data processing device including a CPU or other processor. Also, software driven by hardware may refer to a running process, an object, an executable file, a thread of execution, a program, and the like.

In addition, each element constituting the video streaming system is not necessarily limited to referring to separate devices that are physically separated from each other. That is, the communication module 31, processor 32, and memory 33 of FIG. 2 are only functionally classified according to the operation performed by the media streaming server 50, and must be independently distinguished from each other. no. Of course, depending on the embodiment, they may be implemented as separate devices that are physically separated from each other.

Hereinafter, information transmission and reception between each component of a video streaming system that can take the above-described configuration will be described together with a video streaming method.

3 is a flowchart showing a video streaming method according to an embodiment of the present invention.

As shown in FIG. 3, in the video streaming method according to an embodiment of the present invention, the media streaming server 50 receives video data from the content transmission server 80 using video identification information of the video (S110). ) through The media streaming server 50 may request video data from the content delivery server 80 using video identification information of the video and receive the video data from the content delivery server 80 .

The media streaming server 50 generates streaming video data for displaying a video from the video data received from the content delivery server 80 and a user interface for the video as one unit on a single screen (S120).

In addition, the media streaming server 50 according to an embodiment of the present invention generates application screen data corresponding to the user interface area for the video data received from the content transmission server 80, and the received video data and the application screen. Data can be encoded as data for one streaming video.

As described above, the application screen data is data for an application screen to be implemented (eg, displayed) on the screen of the TV 10 . Such application screen data may be, for example, image data. When such application screen data is finally implemented on the screen of the TV 10, it may include information about a play area where video data is reproduced and an added user interface area. For example, the playback area where video data is reproduced may be the entire screen or a portion of the screen of the TV 10, and the playback area where video data is reproduced and the user interface area may overlap each other. As described above, data for streaming video may be data generated by encoding video data and application screen data together.

Data on streaming video may be data on video transmitted and/or reproduced in real time. Data for streaming video may be generated at predetermined time intervals. Data for the streaming video may be generated and provided by a predetermined signal generated or received. For example, video data and application screen data may be encoded to be displayed integrally and provided as data for one streaming video.

In one embodiment of the present invention, the media streaming server 50 may receive the first video data and the second video data from the content transmission server. In addition, the media streaming server 50 integrates a video from the received first video data, a video from the received second video data, and a user interface for the first and second videos on one screen ( It is possible to generate data for a streaming video that is displayed as a single unit. For example, a plurality of video data may be encoded to be integrally displayed in one streaming video and generated as data for one streaming video. That is, a plurality of video data and application screen data may be encoded together and provided as data for one streaming video in real time.

The media streaming server 50 transmits data for the created streaming video to the set-top box 20 (S130). As described above, the set-top box 20 may receive streaming video data from the media streaming server 50 and play the received streaming video on the TV 10 in real time. The set-top box 20 receiving the data for the streaming video may control the streaming video to be displayed immediately upon reception. The set-top box 20 can continuously receive data on streaming video and control the streaming video to be displayed on the TV 10 . The set-top box 20 may change and display the display time of the streaming video in consideration of the corresponding time of the streaming video. 4 is a flowchart showing a video streaming method according to another embodiment of the present invention.

Referring to FIG. 4 , when a user's selection input is received by the set-top box 20 according to the present invention, data for streaming video is generated in the media streaming server 50 in response to the selection input.

As shown in FIG. 4, the video streaming method according to the present invention includes the steps of the media streaming server 50 receiving video data from the content transmission server 80 using video identification information of the video (S210); The step of the streaming server 50 generating application screen data corresponding to the user interface area for video data (S220), and encoding the received video data and application screen data into data for one streaming video (S230). ), and the media streaming server 50 transmits the data for the generated streaming video to the set-top box (S240).

In one embodiment of the present invention, the set-top box 20 may receive a user's selection input while a streaming video is being reproduced on the TV 10 . For example, the set-top box 20 may receive a signal for a user's selection input from an external input/output device (eg, a remote controller) through an input/output interface of the set-top box 20 . For example, the user's selection input may include clicking a button displayed on the screen, scrolling the screen up and down, and scrolling the screen left and right.

The media streaming server 50 may receive a change signal from the set-top box 20 (S250). For example, the change signal may be a signal generated by the set-top box 20 in response to the aforementioned user's selection input.

In one embodiment of the present invention, the change signal may be an input signal corresponding to at least a part of a streaming video. Also, the change signal may include a scroll signal for streaming video. For example, while a streaming video is being played on the TV 10 , a user's selection input corresponding to at least a part of the streaming video may be received by the set-top box 20 . For example, a user's up and down scroll input may be received in response to a scroll button displayed on a TV screen on which a streaming video is played. In this case, the set-top box 20 may transmit a change signal corresponding to the user's scroll input to the media streaming server 50 .

When receiving a change signal from the set-top box 20, the media streaming server 50 generates application screen data corresponding to the user interface area according to the change signal (S260). Then, the media streaming server 50 encodes the video data received from the content transmission server 80 and the generated application screen data into data for one streaming video (S270). Accordingly, the data for the streaming video regenerated by the media streaming server 50 is regenerated in response to the change signal received from the set-top box 20 . For example, when a user's up and down scroll input is received in response to a scroll button displayed on the user's TV screen, the media streaming server 50 may regenerate application screen data corresponding to the up and down scroll signal. In addition, the media streaming server 50 may encode the video data and the regenerated application screen data in response to the up and down scroll signal. In this case, the data for the encoded streaming video may be data for a video reproduced in real time in a form of scrolling up and down based on the user's TV screen.

5 is a diagram for explaining a video streaming method according to an embodiment of the present invention. Specifically, FIG. 5 shows a TV screen (S1) implemented in a TV (10) in which data for a streaming video generated by the media streaming server (50) is delivered to the set-top box (20) according to an embodiment of the present invention. Illustratively shown.

As shown in FIG. 5, on the TV screen S1, application screen data and video data are encoded into data for a streaming video displayed integrally on one screen, so that one streaming video can be played in real time. For example, as shown in FIG. 5 , an application screen ap displaying application screen data on the TV screen S1 may be implemented. In addition, the application screen ap may implement the user interface area v1 of video data. For example, the application screen ap may implement a plurality of user interface regions v1, v2, v3, and v4 corresponding to a plurality of video data. In this case, a plurality of video data implemented in a plurality of user interface areas (v1, v2, v3, v4) and application screen data are encoded as one streaming video and can be played in real time on the entire screen of the TV screen (S1). there is.

Also, as shown in FIG. 5 , when a user's up and down scroll input sc is received, the application screen ap may be implemented in a form of up and down scrolling. For example, the user's up and down scroll input (sc) may be a button implemented on the TV screen (S1), but the present invention is not limited thereto, and the user's up and down scroll input (sc) is not implemented on the TV screen (S1) It can be received by the set-top box 20 by a remote control input or the like.

Also, the plurality of user interface regions v1, v2, v3, and v4 may be implemented in a form of scrolling up and down together with the application screen ap. In this case, as shown in FIG. 5 , one streaming video implemented in an up-and-down scrolling format may be reproduced in real time on the TV screen S1.

6 is an example of an operation and signal flow of a video streaming system according to an embodiment of the present invention.

In S300, the set-top box 20 receives a user's selection input from the user's remote control or the like. The user's selection input may be understood as a change signal. The media streaming server 50 may receive a change signal from the set-top box 20 in S310.

In S320, the media streaming server 50 generates application screen data corresponding to the user interface area according to the change signal. In S330, the media streaming server 50 requests video data from the content transmission server 80 using the video identification information of the video. The media streaming server 50 may obtain image identification information of a video from a data server. In S340, the media streaming server 50 receives video data from the content transmission server 80. For example, the media streaming server 50 may receive a plurality of video data from the content transmission server 80 .

In S350, the media streaming server 50 according to an embodiment of the present invention encodes the video data received from the content transmission server 80 and the generated application screen data into data for one streaming video according to the change signal. can Alternatively, in S350, the media streaming server 50 according to another embodiment of the present invention displays the user interface corresponding to the change signal and the video from the received video data on a single screen as a data for streaming video. can be encoded with In this case, in step S320, the media streaming server 50 according to another embodiment of the present invention may extract a user interface corresponding to the change signal from user interfaces previously stored in the media streaming server 50. In addition, the media streaming server 50 according to another embodiment of the present invention may receive a user interface corresponding to the change signal from the data server 60 .

For example, when the change signal is a signal corresponding to a user's scroll input, the streaming video may be a video reproduced in a form in which a scroll effect is implemented in response to the scroll input. In addition, when the media streaming server 50 receives a plurality of video data, the plurality of video data may be encoded to be displayed integrally with the application screen data on one screen, and may be generated as data for one streaming video.

In S360, the media streaming server 50 transmits data about the streaming video to the set-top box 20. In S370, the set-top box 20 may generate output data for broadcasting to be output through the TV 10 based on the data about the streaming video received from the media streaming server 50. In S380, the TV 10 connected to the set-top box 20 can reproduce the streaming video by outputting the output data received from the set-top box 20. For example, the output data transmitted by the set-top box 20 may be data for a streaming video received from the media streaming server 50 .

According to the present invention, the data for the streaming video generated by the media streaming server can be reproduced in real time by implementing the motion of the application according to the user's selection input as a streaming video. In addition, since the streaming video is created in the media streaming server and played on the TV through the set-top box, there is no limit to the expression of the application screen and various forms of expression are possible.

In addition, according to the present invention, a streaming video generated in a media streaming server can be directly played on a TV screen from a set-top box without the need to separately obtain and play the video from the set-top box, and a plurality of videos and applications can be combined into one streaming video. It is played on the TV screen and has the effect of improving the convenience of video playback and screen composition.

In the existing method of operating a media cloud server through a set-top box, there was a limit to changing the user interface. For example, in the conventional method, since the set-top box receives a preset image and one video data reproduced in a preset play area and plays them on the TV screen, the set-top box cannot freely change the user interface.

However, in the video streaming system according to the present invention, the user interface can be freely changed because the media streaming server generates data for a streaming video that displays a video and a user interface for the video integrally on a single screen. In addition, in the video streaming system according to the present invention, a streaming video that simultaneously displays two or more videos on one screen can be output, and the area where two or more videos are played can also be freely changed.

The devices and/or systems described above may be implemented as hardware components, software components, and/or a combination of hardware components and software components. Devices and components described in the embodiments may include, for example, a processor, a controller, an arithmetic logic unit (ALU), a digital signal processor, a microcomputer, a field programmable gate array (FPGA), and a programmable PLU (programmable logic unit). logic unit), microprocessor, or any other device capable of executing and responding to instructions, one or more general purpose or special purpose computers. The processing device may run an operating system (OS) and one or more software applications running on the operating system. A processing device may also access, store, manipulate, process, and generate data in response to execution of software. For convenience of understanding, there are cases in which one processing device is used, but those skilled in the art will understand that the processing device includes a plurality of processing elements and/or a plurality of types of processing elements. It can be seen that it can include. For example, a processing device may include a plurality of processors or a processor and a controller. Other processing configurations are also possible, such as parallel processors.

Software may include a computer program, code, instructions, or a combination of one or more of the foregoing, which configures a processing device to operate as desired, or independently or collectively, a processing device. can be commanded. Software and/or data may be any tangible machine, component, physical device, virtual equipment, computer storage medium or device, intended to be interpreted by or provide instructions or data to a processing device. , or may be permanently or temporarily embodied in a transmitted signal wave. Software may be distributed on networked computer systems and stored or executed in a distributed manner. Software and data may be stored on one or more computer readable media.

The method according to the embodiment may be implemented in the form of program instructions that can be executed through various computer means and recorded on a computer readable medium. Computer readable media may include program instructions, data files, data structures, etc. alone or in combination. Program commands recorded on the medium may be specially designed and configured for the embodiment or may be known and usable to those skilled in computer software. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks and magnetic tapes, optical media such as CD-ROMs and DVDs, and magnetic media such as floptical disks. - includes hardware devices specially configured to store and execute program instructions, such as magneto-optical media, and ROM, RAM, flash memory, and the like. Examples of program instructions include high-level language codes that can be executed by a computer using an interpreter, as well as machine language codes such as those produced by a compiler. The hardware devices described above may be configured to operate as one or more software modules to perform the operations of the embodiments, and vice versa.

In this way, the present invention has been described with reference to the embodiments shown in the drawings, but this is only exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. . Therefore, the true technical scope of protection of the present invention should be determined by the technical spirit of the appended claims.

10: TV
20: set top box
40: content providing server
50: media streaming server
60: data server
80: content transmission server

Claims (15)

Receiving, by a media streaming server, video data from a content delivery server using video identification information of the video;
generating, by the media streaming server, streaming video data in which a video from the received video data and a user interface for the video are integrally displayed on a single screen; and
transmitting, by the media streaming server, data about the streaming video to a set-top box;
including,
The step of generating data for the streaming video,
generating, by the media streaming server, application screen data corresponding to a user interface area for the video data; and
encoding the received video data and the application screen data into data for one streaming video;
Including, video streaming method. delete According to claim 1,
receiving, by the media streaming server, a change signal from the set-top box; and
regenerating, by the media streaming server, data for the streaming video according to the change signal;
Further comprising, video streaming method. According to claim 3,
In the step of regenerating the data for the streaming video according to the change signal, the media streaming server displays the user interface corresponding to the change signal and the video from the received video data as one unit on one screen. A video streaming method, which is a step of encoding video data. According to claim 3,
The step of regenerating the data for the streaming video according to the change signal,
generating, by the media streaming server, application screen data corresponding to a user interface area according to the change signal; and
encoding the received video data and the generated application screen data into data for one streaming video;
Including, video streaming method. According to claim 3,
The change signal in the step of receiving the change signal from the set-top box is a signal input corresponding to at least a part of the streaming video,
The change signal includes a scroll signal for the streaming video, video streaming method. According to claim 1,
The receiving of the video data is a step of receiving first video data and second video data from the content transmission server,
The step of generating data for the streaming video includes a video from the received first video data, a video from the received second video data, and a user interface for the first video and the second video. , A step of generating data for a streaming video to be displayed integrally on one screen, a video streaming method. Data for streaming video that receives video data from a content transmission server using video identification information of the video and displays the video from the received video data and the user interface for the video as one unit on a single screen. And a media streaming server that generates and transmits data about the streaming video to a set-top box,
Wherein the media streaming server generates application screen data corresponding to a user interface area for the video data, and encodes the received video data and the application screen data into data for one streaming video. delete According to claim 8,
The media streaming server receives a change signal from the set-top box and regenerates data for the streaming video according to the change signal. According to claim 10,
The media streaming server encodes a user interface corresponding to the change signal and a video from the received video data into data for a streaming video that is integrally displayed on one screen. According to claim 10,
The media streaming server generates application screen data corresponding to the user interface area according to the change signal, and encodes the received video data and the generated application screen data into data for one streaming video. system. According to claim 10,
The change signal received by the media streaming server is a signal input corresponding to at least a part of the streaming video,
The change signal includes a scroll signal for the streaming video, video streaming system. According to claim 8,
The media streaming server receives a first video data and a second video data from the content transmission server, a video from the received first video data, a video from the received second video data, and the first video data. A video streaming system that generates data for a streaming video that integrally displays a video and a user interface for the second video on one screen. A computer program stored in a recording medium to execute the method of any one of claims 1 and 3 to 7 using a computer.

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