KR20130104087A - The method to paly the petsonalized indexing on the real-time recording and method to provide the petsonalized indexing on the real-time recording of the video conference - Google Patents

Abstract

According to an embodiment of the present invention, generating image identification information for each image photographed by the participant terminals, and recording the image identification information and the image. If the step, the determination result, if there is a note storage request, generating and storing the note identification information for the note and the note input from the participant terminal and if there is a search request for the note from the participant terminal, The method may further include providing an image to the participant terminal.

Description

{THE METHOD TO PALY THE PETSONALIZED INDEXING ON THE REAL-TIME RECORDING AND METHOD TO PROVIDE THE PETSONALIZED INDEXING ON THE REAL-TIME RECORDING OF THE VIDEO CONFERENCE}

The present invention relates to a method of recording a video conference and reproducing a recorded video conference, and more particularly, to record an image viewed by a user in a video conference for each user, and when a note is created in this process, a search is performed from the time when the note is created. The present invention relates to a recording method and a reproducing method of a real-time video conference capable of individual indexing and searching for viewing recorded video.

Due to the proliferation of the Internet and the activation of multimedia contents, a multi-party video conferencing system that allows people in remote locations to have a face-to-face meeting with each other is attracting attention.

Multi-party video conferencing system is a system that allows a large number of users to exchange information such as video information, audio information, data, etc., and to conduct meetings. It has a recording function.

Background art related to the present invention is a 'video integrated system with the addition of digital video recording and playback functions, multi-party video conferencing, video lecture' of the Republic of Korea Patent Publication No. 10-2004-0081217 (2004.09.21).

Conventional videoconferencing recording method stores only the media stream delivered to the user in the terminal or network system.

Since this method simply stores the video and audio of the video conference, there is a problem that the participants cannot make the necessary personal records while creating the minutes or conducting the meeting.

In addition, even when searching for recorded video or searching for a specific part within the video, there was a need to check the video manually.

The present invention was devised to improve the above-mentioned problem, and recording a video viewed by a user in a video conference for each user, and if a note is created in this process, the user can watch the recorded video from the point of time when the note is created. It is an object of the present invention to provide a recording method and a playback method of a real-time video conference that can be indexed and searched by an individual.

According to an aspect of the present invention, there is provided a method of recording and searching a real-time video conference for each individual, comprising: generating image identification information for each image photographed by a participant terminal and recording the image identification information and the photographed image; Determining whether there is a note storage request for indexing of the image from the participant terminal while recording the image; And if the note storage request is found, generating and storing the note inputted from the participant terminal and note identification information for the note.

The method may further include mixing the images and transmitting the mixed images to each of the participant terminals.

The image identification information of the present invention is characterized in that it comprises a video key value for identifying each of the video taken by each of the participant terminal.

The note identification information of the present invention includes a note content input from a participating terminal, a note key value for identifying the note, and an image offset defining a time point at which the note is input in the image.

The note content of the present invention is characterized in that the text.

The image offset of the present invention defines a point in time at which the note input is selected in the participant terminal.

According to an aspect of the present invention, a method of reproducing a real-time video conference capable of individual indexing and searching may include: determining whether a search request for a note is received by inputting a note search word from a participant terminal; If a note search word for the note is input from the participant terminal, providing a note result list for the note search word to the participant terminal; And when one of the notes in the note result list is selected by the participant terminal, the recorded image is extracted from the time corresponding to the selected note through the note identification information of the selected note and the image identification information in which the selected note is input. To provide to the participant terminal is characterized in that it comprises a.

The image identification information of the present invention is characterized in that it comprises a video key value for identifying each of the video taken by each of the participant terminal.

The note identification information of the present invention may include note contents input from a participating terminal, a note key value for identifying the note, and an image key value defining a time point at which the note is input in the image.

The image offset of the present invention is characterized by defining a time point at which the note input is selected in the participant terminal.

The present invention can easily retrieve a video conference video by storing text together in real time while recording a video conference video.

In addition, the present invention can easily recognize the contents of the video conference by storing a memo about the contents of the video conference during the video conference.

FIG. 1 is a block diagram of an apparatus for recording and recording a video conference in real time capable of indexing and searching for an individual according to an embodiment of the present invention.
FIG. 2 is a block diagram of the recording server of FIG. 1.
3 is a flowchart of a real-time video conference recording method capable of individual indexing and searching according to an embodiment of the present invention.
4 is a flowchart illustrating a method of playing a real-time video conference capable of individual indexing and searching according to an embodiment of the present invention.

Hereinafter, a method of recording and playing back a real-time video conference capable of individual indexing and searching according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a block diagram of an apparatus for recording and reproducing a real-time video conference capable of individual indexing and searching according to an embodiment of the present invention, and FIG. 2 is a block diagram of a recording server of FIG.

Typically, video conferencing is remotely attended by a large number of participants via video and audio.

The video recording and reproducing apparatus for real-time video conferencing and retrieval according to an embodiment of the present invention includes a participant terminal 10, a video conferencing server 20, and a recording server 30.

The IP (Internet protocol) transmission network 40 is connected between the participant terminal 10, the video conference server 20, and the recording server 30 to transmit and receive various types of information therebetween.

The participant terminal 10 is provided to each participant who participated in the video conference, and shoots an image from the participant's eyes and transmits the image to the video conference server 20. In addition, the participant terminal 10 is provided with an input device for inputting a variety of commands and text of the participant during the shooting, and transmits the various input commands and text to the video conferencing server 20.

The video conferencing server 20 relays them between the plurality of participant terminals 10 and the recording server 30, and transmits various commands and notes transmitted from the participant terminal 10 to the recording server 30, and records them. Various information transmitted from the server 30 is transmitted to the participant terminal 10.

That is, when the video conferencing server 20 receives a video recording request from the participant terminal 10, the video conferencing server 20 transmits a note input during video conferencing and video conferencing captured by the participant terminal 10 to the recording server 30. 30) to record the video. In addition, when there is a video conference playback request based on the note from the participant terminal 10, the recording server 30 requests the video conference playback at the time when the note is input and indexed, so that the recording server 30 receives the participant terminal ( The participant terminal 10 may play the video conference by transmitting the video conference recorded in 10). This will be described in detail with reference to FIGS. 3 and 4.

In addition, the video conferencing server 20 mixes and transmits images captured and transmitted by the plurality of participant terminals 10 to each participant terminal 10. Accordingly, each participant may check the image taken by the participant terminal 10 of another participant who participated in the video conference. In this case, the mixed image may be variously displayed through a screen division method or the like.

If there is a video recording request from the video conferencing server 20, the recording server 30 receives an image captured by each participant terminal 10 from the video conferencing server 20 and stores the video for each participant. When a note is input in this process, the participant terminal 10 indexes the image photographed by the participant terminal, and if there is a request for playing a video using the note, the participant terminal is extracted by extracting the image from the point in time when the corresponding image is indexed through the note. To send. Through this, the participant terminal 10 can play the image from the indexed time.

As shown in FIG. 2, the recording server 30 includes a media receiver 31, a recording controller 32, a video conference storage 33, a note storage 34, a search controller 35 and a media transmitter. (36).

The media receiver 31 connects to the video conferencing server 20 to receive an image to be recorded, and transmits the received image to the recording controller 32.

The recording controller 32 receives a command for storing a video conference or a note from the video conference server 20, and stores the video and the note in the video conference storage 33 in the note storage unit 34. In this case, image identification information for the recorded video and note identification information for the note are generated, and the image and the note are managed using the image identification information and the note identification information.

Here, the image identification information is a unique image key value assigned to an image transmitted to each participant terminal 10, and is information for identifying and extracting a corresponding image when a video reproduction request is received from a specific participant terminal 10. .

The note identification information includes note contents of the corresponding video, a unique note key value and an image offset assigned to each note. Here, the note content is text written by the participant during the video conference, the note key value is information for identifying a plurality of notes, and the image offset is information defining the time point at which the note was input among the recorded images. Here, the image offset may include a point in time at which the participant requests to write a note, for example, a point in which a note writing window is opened or a button is input for writing a note. It is corrected to the point when requesting note writing.

The video conference storage unit 33 records an image transmitted from each participating terminal, and stores a video key value of each image.

The note storage unit 34 stores the note identification information.

The search control unit 35 searches for the note result list in the note storage unit 34 according to the note search word received from the video conference server 20 when there is a video conference playback request, and at this time, the participant terminal 10 receives the note result list. To provide. At this time, when a note is selected by the participant terminal 10 in the note result list, the video offset corresponding to the note key value in the video conferencing storage unit 33 and the note storage unit 34 using the note key value of the selected note. And extracts an image key value, extracts an offset image stored in the videoconferencing storage 33, that is, an image of an indexed time point through the note, and delivers the image offset value and the image key value to the media transmitter 36. .

As described above, the media transmitter 36 transmits the offset image extracted by the search controller 35 to the participant terminal 10.

In this case, the participant terminal 10 may play the offset image received from the media transmitter 36 so that the participant may listen to the image from the point in time he notes.

Hereinafter, a video recording and reproducing method of a real-time video conference capable of individual indexing and searching according to an embodiment of the present invention will be described in detail.

First, a recording method of a real-time video conference capable of individual indexing and searching will be described in detail with reference to FIG. 3.

3 is a flowchart of a method of recording a real-time video conference capable of individual indexing and searching according to an embodiment of the present invention.

When the video conference server 20 receives a video conference recording request from the participant terminal 10 during the video conference (S110), the video conference server 20 receives a video conference recording request received from the participant terminal 10. To 32).

The recording control unit 32 identifies a Uniform Resource Identifier (URI) of the corresponding participant terminal 10 according to a video recording request, and generates a unique video key value for the corresponding video (S120).

The recording controller 32 transmits the generated video key value and the participant information to the media receiver 31.

The media receiver 31 requests the same image as the screen of the participant who requested the video conference recording to the video conference server 20 using the participant information.

Accordingly, the video conferencing server 20 extracts the corresponding video, delivers the image to the media receiving unit 31, and the media receiving unit 31 delivers the video received from the video conferencing server 20 to the recording controller 32. .

When the image is transmitted from the media receiver 31, the recording controller 32 stores the image key value in the video conference storage 33 and starts recording the image (S130).

As described above, in the process of recording the video, the video conferencing server 20 transmits a note storage request from the participant terminal 10 to the recording controller 32.

When a note storage request is input from the participant terminal 10, the recording controller 32 identifies participant information and searches for a video key value of an image currently recorded in the video conference storage 33 (S150).

The recording controller 32 requests the video conference storage 33 for the current video offset of the video using the retrieved video key value, and the video conference storage 33 records the video offset. Transfer to the control unit 32. Accordingly, the recording controller 32 generates a note key value unique to the note, and stores the note key value, the image offset, and the note in the note storage unit 34 (S160).

In this case, since the video conference proceeds in real time, time passes while the participant writes and stores the note in the participant terminal 10. That is, since time is required for a participant to write and store a note, an image of a time when a participant terminal 10 requests a note writing, for example, opening a note writing window or inputting a button for writing a note. The offset may be requested and stored in the participant terminal 10 first, and when the actual note storage request is received, the note storage time may be corrected using the image offset at the time of requesting the note writing.

As such, the video conferencing recording repository delivers the offset of the video to the video conferencing and note storage.

This note input process may be repeatedly performed during a video conference.

On the other hand, the video conferencing server 20 transmits a recording stop request to the recording control unit 32 when a recording stop request is input from the participant terminal 10 (S170), and the recording control unit 32 performs a video conference according to the recording stop request. The recording stop unit 33 transmits a recording stop request.

Accordingly, the video conference recording storage stops recording (S180).

As described above, in the state where the image and the note are stored, the participant may request and play the image of the time indexed through the note using the participant terminal 10.

Next, a method of reproducing a real-time video conference video capable of individual indexing and searching will be described in detail with reference to FIG. 4.

4 is a flowchart illustrating a method of reproducing a real-time video conference video capable of individual indexing and searching according to an embodiment of the present invention.

When the video conferencing server 20 receives a note search request from the participant terminal 10 (S210), the video conferencing server 20 transmits it to the search control unit 35. In this case, when the note search word is input from the participant terminal 10 (S220), The note search word is transmitted to the search control unit 35.

When the note search word is transmitted, the search control unit 35 searches for note key values of all notes for which the note search word is searched through the note storage unit 34 using the note search word (S230).

The search control unit 35 transmits the searched note result list, that is, the note key list and the corresponding note contents to the video conference server 20, and the video conference server 20 sends the note key list and the corresponding note contents to the participants. Transfer to the terminal 10 (S250).

Accordingly, the participant checks the note key list displayed on the participant terminal 10 and the corresponding note contents to select a particular note, and the participant terminal 10 delivers the selected note to the video conference server 20. .

In this case, when the note is selected and delivered (S260), the video conferencing server 20 delivers the selected note to the search controller 35, and the search controller 35 images an image corresponding to a note key value corresponding to the selected note. The key value is extracted from the videoconferencing storage 33, and the video offset is extracted from the note storage.

The search control unit 35 requests image transmission from the image offset of the corresponding image in the image storage using the image offset extracted from the note storage unit 34 and the image key value extracted from the video conference storage unit 33.

Accordingly, the search controller 35 transfers the offset video, that is, the video recorded from the time corresponding to the selected note, to the media transmitter 36 from the video conference storage 33, and the media transmitter 36 transmits the video to the participant terminal. Transfer to step 10 (S270).

Finally, the participant terminal 10 plays the offset image transmitted from the media transmitter 36 (S280), thereby allowing the participant to selectively watch the desired part of the video conference.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of limitation, I will understand. Accordingly, the true scope of the present invention should be determined by the following claims.

10: participant terminal 20: video conferencing server
30: recording server 31: media receiving unit
32: recording control unit 33: video conference storage unit
34: note storage unit 35: search control unit
35: media transmission unit 40: IP transmission network

Claims (10)

Generating image identification information for each image photographed by the participant terminals to record the image identification information and the photographed image;
Determining whether there is a note storage request for indexing of the image from the participant terminal while recording the image; And
And, if the note storage request is received, generating and storing a note input information from the participant terminal and note identification information for the note. The method of claim 1, further comprising: mixing the images and transmitting the mixed images to each of the participant terminals. The method of claim 1, wherein the image identification information
And a video key value for identifying each of the video images photographed by each of the participant terminals. The method of claim 1, wherein the note identification information
A method of recording a real-time video conference capable of individual indexing and retrieval, comprising a note content input from a participating terminal, a note key value for identifying the note, and an image offset defining a time point at which the note is input from the image. . 5. The method of claim 4, wherein the note content is text. The method of claim 4, wherein the image offset is
The indexing and retrieval of the real-time video conference, characterized in that for defining the time point when the note input is selected in the participant terminal. Determining whether a search request for a note is received by inputting a note search word from a participant terminal;
If a note search word for the note is input from the participant terminal, providing a note result list for the note search word to the participant terminal; And
When any one of the notes in the note result list is selected in the participant terminal, the recorded video is extracted from the time corresponding to the selected note through the note identification information of the selected note and the image identification information inputted by the selected note. Real-time videoconferencing playback method capable of individual indexing and search comprising the step of providing to the participant terminal. The method of claim 7, wherein the image identification information
And a video key value for identifying each of the video images photographed by each of the participant terminals. The method of claim 7, wherein the note identification information
Playback of individual video indexing and retrieval, characterized in that it comprises a note content input from a participating terminal, a note key value for identifying the note, and a video key value defining the time point at which the note was input in the video. Way. The method of claim 9, wherein the image offset is
A method of reproducing a real-time video conference, which can be indexed and searched individually, wherein the participant terminal defines a time point at which the note input is selected.

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