KR20090075384A - Video editing method using by optical disc apparatus - Google Patents

Abstract

A video editing method using an optical disc apparatus is provided to edit video data by receiving thumbnail information from an image service server. A video editing method using an optical disc apparatus comprises: a step(306) displaying a thumbnail menu screen including the thumbnail image to image data; a step operating an edit mode though the thumbnail menu screen; a step changing the play order of the thumbnail image in the edit mode; a step(312) storing the thumbnail editorial information including the changed play order; and a step(318) reproducing the image data according to the thumbnail editorial information.

Description

VIDEO EDITING METHOD USING BY OPTICAL DISC APPARATUS}

The present invention relates to a method for editing an image using an optical disk device, and more particularly, to an image editing method using an optical disk device suitable for editing an image using a thumbnail image in the optical disk device.

As is well known, optical discs include compact discs (CDs), digital versatile discs (DVDs), and the like, and such optical discs can record and reproduce data through optical disc devices for recording and reproducing.

In recent years, as standardization of high-density optical discs such as Blu-ray Disc (BD) that can store and play high-definition video data and high-quality audio data for a long time has progressed rapidly, related products have been developed and commercialized. It is expected to be.

As the distribution of optical discs capable of recording such digital contents is commercially available, optical disc devices capable of reproducing data recorded on optical discs such as a digital versatile disc player (DVDP) have also been widely used.

On the other hand, in the conventional optical disc device for recording and playing back image data using a digital multi-function disk (DVD), Blu-ray Disc (BD), etc., a thumbnail (thumbnail) is used for the image search, etc. Thumbnail (Thumbnail) Scenes designated by menu thumbnails and marks representing contents such as movies or music videos, which represent relatively large original data in smaller images, so that a large amount of images or data can be quickly searched or managed. A mark thumbnail indicating is used.

Here, the menu thumbnail is a thumbnail that is used as a representative image to allow the user to select a screen that the user wants to view on the menu screen. In this case, the menu thumbnail is hierarchically organized because the menu can be hierarchically organized. It is composed. That is, the menu thumbnail includes a volume thumbnail representing the entire volume, a playlist thumbnail which is a subdirectory below it, and the like. In addition, the mark thumbnail is a thumbnail for identifying the content corresponding to the position of the mark to be inserted into the clip or playlist.

The thumbnail is used to search for video data recorded on a digital multifunction disk (DVD), a Blu-ray disk (BD), or the like.

However, it is difficult to satisfy various needs of a user who uses an optical disc device because only the image retrieval is performed using a thumbnail set corresponding to image data recorded in a digital multi-function disc (DVD), a Blu-ray disc (BD) or the like. there was.

Accordingly, an aspect of the present invention is to provide an image editing method of an optical disc apparatus that can edit image data using a thumbnail function for image data recorded on the optical disc apparatus.

In addition, the present invention is to provide a video editing method of the optical disk device that can receive the thumbnail information from the video service server connected to the optical disk device via the Internet communication network and edit the image data through it.

According to an aspect of the present invention, there is provided a method of editing image data recorded on an optical disc, the method comprising: displaying a thumbnail menu screen including a thumbnail image of the image data, and operating in an edit mode through the thumbnail menu screen; Changing the playback order of the thumbnail image in the editing mode; storing thumbnail editing information including the changed playback order; and reproducing according to the thumbnail editing information when the playback of the video data is requested. It provides a video editing method using an optical disk device comprising the step.

According to another aspect of the present invention, there is provided a method of editing image data recorded on an optical disc, the method comprising: displaying a thumbnail menu screen including a thumbnail image of the image data, and displaying thumbnail editing information on the Internet through the thumbnail menu screen. Requesting a video service server through a communication network, extracting the thumbnail edit information corresponding to the video data from the video service server, and transmitting the thumbnail edit information to an optical disk device, and displaying the thumbnail edit information after displaying the thumbnail edit information. A method of editing an image using an optical disc device, the method comprising: storing editing information, and reproducing according to the thumbnail editing information when a reproduction request of the image data is requested.

According to the present invention, unlike the conventional method of performing an image search only by using a thumbnail set in correspondence with the recorded image data, the thumbnail editing information is stored by changing the playback order of the image through a menu screen including the thumbnail image or Receive and edit thumbnail edit information corresponding to video data from a specific server connected through an internet communication network, and play back video according to the corresponding playback order when video data is requested for playback. It can be performed effectively to satisfy various needs of users.

The technical gist of the present invention is to store thumbnail edit information for changing the playback order of images through a thumbnail menu screen and play the image data therethrough, or to receive the thumbnail edit information through a service server connected through an Internet communication network. Therefore, the video data is reproduced accordingly, and the technical problems can be solved through such technical means.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of an image editing system suitable for performing image editing using an optical disc apparatus according to the present invention. The optical disc apparatus 100 includes a key input unit 102, a control unit 104, a servo drive unit 106, Disk motor 108, optical system 110, optical disk 112, R / F signal processing unit 114, digital signal processing unit 116, decoding unit 118, storage unit 120 and communication module unit 122 The Internet communication network 200, the image service server 202, and the image database 204 are additionally included to constitute an image editing system.

Referring to FIG. 1, the key input unit 102 generates an operation signal for controlling the operation of the optical disc apparatus 100 including a remote controller, a keypad, and the like, and is input through a remote controller, a keypad, or the like. Generate various operation signals and provide the same to the controller 104.

In addition, the controller 104 performs overall operation control of the optical disk apparatus 100. When the loading detection signal is input from the disk loading detection sensor (not shown), the control unit 104 generates a servo control signal for searching the disk in response to the servo. The digital signal processor 116 provides a control signal for providing the driver 106 to the digital signal processor 116 for processing and demultiplexing the reproduced signal read from the optical disc 112 according to the viewing restriction. The decoding control signal of the video and audio signal is provided to the decoding unit 118.

In addition, when the thumbnail menu operation signal is provided from the key input unit 102 according to the present invention, the control unit 104 provides a control signal to each component unit to reproduce the image data stored in the optical disc 112 accordingly, A menu screen including a thumbnail image of the image data is generated and controlled to be displayed through the decoding unit 118. When a thumbnail editing operation signal is provided through the thumbnail menu screen, the corresponding thumbnail images are displayed according to the corresponding operation signal. Simultaneously with editing, the edited data is displayed to be displayed through the decoding unit 118.

In addition, when the thumbnail editing is completed, the controller 104 stores the thumbnail editing information (for example, an optical disc identification number, video data name, video playback order, etc.) in the storage unit 120, and then an image playback operation signal. When is provided from the key input unit 102, the storage unit 120 extracts the corresponding thumbnail edit information, and controls each component to reproduce the thumbnail edit information according to the extracted thumbnail edit information.

Meanwhile, when the thumbnail menu operation signal is provided from the key input unit 102, the control unit 104 provides a control signal to each component unit so as to reproduce the image data stored in the optical disc 112. A menu screen including a thumbnail image is generated and controlled to be displayed through the decoding unit 118. When an operation signal for requesting thumbnail editing information is provided through the thumbnail menu screen, the video service server 202 is connected to the request. The communication module 122 is provided to transmit a signal and corresponding video information (eg, video data name, device identification number, etc.).

In addition, the controller 104 controls the decoding unit 118 to display the thumbnail edit information when the thumbnail edit information is transmitted through the communication module 122, and when an operation signal for storing the thumbnail edit information is provided, the corresponding thumbnail After storing the edit information (for example, the optical disc identification number, the image data name, the image reproduction order, etc.) in the storage unit 120, and when the image reproduction operation signal is provided from the key input unit 102, the storage unit 120 Each component is controlled to extract corresponding thumbnail edit information and to reproduce the thumbnail edit information according to the extracted thumbnail edit information.

Next, the servo driver 106 drives, for example, a focus servo driver for driving the focus actuator of the optical pickup in the optical system to move the optical pickup up and down, and the tracking actuator of the optical pickup in the optical system to drive the optical pickup. It includes a tracking servo driver for driving the tracking actuator of the optical pickup to move the objective lens in the radial direction, and includes a focus error signal (FE) and a tracking error signal provided from the R / F signal processor 114. A driving signal for driving each actuator in the optical system 110 is generated based on a tracking error signal (TE) and provided to the optical system 110.

In addition, the disc motor 108 rotates the loaded optical disc 112 in the radial direction in accordance with a drive signal provided from the servo driver 106 in the disc loading or reproducing mode.

On the other hand, the optical system 110 includes, for example, an optical pickup having an objective lens, a focus actuator, a tracking actuator, and the like. The optical system 110 converts a reproduction signal read from the optical disc 112 into an electrical signal to convert an R / F signal processing unit ( 114). In addition, the optical system 110 reads the subtitle data (stream) or the image screen data (stream) in the form of a text file according to a control signal provided from the controller 104 and transmits the read data to the R / F signal processor 114.

In addition, the R / F signal processor 114 detects an RF signal for data reproduction, a focus error signal for tracking data, a tracking error signal, and the like, from an electric signal transmitted from the optical system 110, and an RF signal (reproduction data). Is provided to the decoding unit 118, and the focus error signal and the tracking error signal are provided to the servo driver 106, and the R / F signal processing unit 114 is provided to the disk provided from the optical system 110 when the disk is loaded. The waveform detection signals on the surface and the recording surface are transmitted to the controller 104, and the read signal reproduced from the optical system 110 is provided to the digital signal processor 116.

In addition, the digital signal processor 116 includes a digital signal processor (DSP), a demultiplexer, and the like, and digitally reads the read signal transmitted from the R / F signal processor 114. After signal processing (e.g., demodulation and error correction and reconstruction to a desired signal value), the digital signal processed reproduction signal is demultiplexed and the video and audio signals are transmitted to the decoding unit 118, and the The thumbnail image data is extracted and transmitted to the controller 104 according to the playback stream.

Next, the decoding unit 118 restores the video and audio signals transmitted from the digital signal processing unit 116 to the original signal before encoding using decoding techniques such as variable length decoding, inverse DCT, inverse quantization, motion compensation, and the like. Wherein the reconstructed video signal is displayed through a monitor not shown, and the reconstructed audio signal is output through a speaker not shown. In addition, the decoding unit 118 displays various menu screens according to a control signal provided from the controller 104, and displays a menu screen including a thumbnail image provided according to thumbnail editing information through a monitor (not shown).

As an example, FIGS. 2A and 2B illustrate thumbnail editing screens according to the present invention. As shown in FIG. 2A, images '1' are ordered as '6' images in the order of the first thumbnail image. 2B shows a thumbnail edit screen edited by performing such a change of order many times.

The storage unit 120 is, for example, an SDRAM, an EEPROM, a flash memory, or the like, and stores various firmwares, applications, subtitle search engines, and the like for performing an operation of the optical disk device 100. Extracted accordingly and provided to the controller 104. In addition, the storage unit 120 stores image screen data corresponding to the subtitle search result, which is also extracted as necessary and provided to the controller 104.

Next, the communication module unit 122 includes a LAN, a modem, and the like, and the video service server 202 transmits various request signals and data transmitted according to a control signal from the control unit 104 via the Internet communication network 200. ), And receives and transmits various data transmitted from the image service server 202 to the control unit 104.

Meanwhile, the image service server 202 stores various image data, edit information corresponding thereto, and the like in the image database 204, and when thumbnail edit information is requested through the internet communication network 200, the image service server 202 corresponds to the image data name. After the thumbnail editing information is extracted from the image database 204, the thumbnail editing information is transmitted to the communication module unit 122 through the Internet communication network 200 according to the corresponding device identification number.

Next, in the video editing system having the above-described configuration, after editing the video playback order through the thumbnail video menu screen by using the optical disk device, the thumbnail editing information corresponding thereto is stored, and the thumbnail editing information is requested when the playback request is made. A process of extracting and playing back images in the order thereof will be described.

3 is a flowchart illustrating a process of reproducing an image according to the order by using thumbnail editing information according to an embodiment of the present invention.

Referring to FIG. 3, in the standby mode of the optical disc apparatus 100 (step 302), the controller 104 requests a thumbnail menu by a user using an input unit (not shown), for example, a remote controller or a keypad. In response to this, it is checked whether there is a thumbnail menu operation signal generated from the key input unit 102 (step 304).

As a result of the check in the step 304, if there is a thumbnail menu operation signal, the control unit 104 provides a control signal to each component to control playback of the image data recorded on the optical disc 112, and then the digital signal processing unit. A thumbnail menu screen is generated using the thumbnail image data extracted through 116, and a thumbnail menu screen is displayed through the decoding unit 118 (step 306).

Then, the control unit 104 checks whether or not a thumbnail editing operation signal is generated from the key input unit 102 (step 308).

As a result of the check in the step 308, if there is a thumbnail editing operation signal, the thumbnail menu screen is operated in the thumbnail editing mode, and then the video reproduction order is changed in accordance with the operation signal input through the key input unit 102. The thumbnail image is edited (step 310).

Next, the control unit 104, when an operation signal for completing the editing of the thumbnail image is provided from the key input unit 102, the corresponding thumbnail editing information (e.g., optical disc identification number, image data name, video reproduction order, etc.). The data is stored in the storage 120 (step 312).

On the other hand, when the user inputs a key for reproducing the image data recorded on the optical disc 112 using an input unit (not shown), for example, a remote controller, which is not shown, the control unit 104 generates the key input unit 102 accordingly. It is checked whether there is a video reproduction operation signal (step 314).

As a result of the check in the step 314, if there is an image playback manipulation signal, the control unit 104 extracts the corresponding thumbnail editing information from the storage unit 120 (step 316), and then reproduces the video corresponding to the extracted thumbnail editing information. A control signal for reproducing in order is provided to each component, thereby reproducing the video data in the order of reproducing the video corresponding to the thumbnail editing information (step 318).

Therefore, the thumbnail menu screen is displayed by using the optical disk device, the thumbnail edit information of the video playback order is stored using the menu screen, and when the playback request is made, the corresponding thumbnail edit information is extracted, and then the video is displayed according to the video playback order. Can play.

Next, when requesting thumbnail editing information through the Internet communication network through the displayed thumbnail menu screen as described above, extract the corresponding thumbnail editing information from the video service server, transmit it to the optical disk device, store it, and then save the corresponding information. A process of extracting thumbnail editing information and playing back an image accordingly will be described.

4 is a flowchart illustrating a process of reproducing an image according to the order using thumbnail editing information according to another exemplary embodiment of the present invention.

Referring to FIG. 4, in the standby mode of the video editing system (step 402), the controller 104 inputs a key for requesting a thumbnail menu using an input unit (not shown), for example, a remote controller, a keypad, or the like. In this case, it is checked whether there is a thumbnail menu operation signal generated from the key input unit 102 (step 404).

As a result of the check in step 404, when there is a thumbnail menu operation signal, the control unit 104 provides a control signal to each component to control playback of the image data recorded on the optical disc 112, and then the digital signal processing unit. A thumbnail menu screen is generated using the thumbnail image data extracted through 116, and a thumbnail menu screen is displayed through the decoding unit 118 (step 406).

Then, the controller 104 checks whether an operation signal for requesting thumbnail editing information is generated from the key input unit 102 (step 408).

As a result of the check in step 408, if there is an operation signal for requesting thumbnail editing information, the control unit 104 connects to the video service server 202, and the request signal and the corresponding video information (e.g., image data name). , A device identification number, etc.) to provide a control signal to the communication module unit 122, and the communication module unit 122 transmits a request signal of the corresponding video information and thumbnail editing information through the Internet communication network 200. Transmit to step 202 (step 410).

Next, the video service server 202 extracts the edited video information corresponding to the video information from the video database 204 according to the request signal of the thumbnail edit information transmitted through the internet communication network 200, and then the device identification number. In operation 412, the edited video information is transmitted to the optical disk device 100 through the Internet communication network 200.

Meanwhile, the controller 104 receives thumbnail editing information corresponding to the video information from the video service server 202 through the communication module 122 and displays it through the decoder 118 (step 414).

Then, the controller 104 checks whether there is an operation signal for storing the thumbnail editing information from the key input unit 102 (step 416).

If there is no operation signal for storing thumbnail edit information as a result of the check in step 416, or if an operation signal for re-requesting the thumbnail edit information is provided from the key input unit 102, the controller 104 edits another thumbnail. A control signal for requesting information is provided to the communication module unit 122, and accordingly, the communication module unit 122 requests another thumbnail editing information to the image service server 202 through the internet communication network 200 (step) 418). Thereafter, the process is restarted from step 412.

On the other hand, if there is an operation signal for storing the thumbnail editing low data as a result of the check in step 416, the controller 104 controls the corresponding thumbnail editing information (for example, an optical disc identification number, video data name, video playback order, etc.). It is stored in the storage unit 120 (step 420).

Next, when the user inputs a key for reproducing image data recorded on the optical disc 112 by using an input unit (not shown), for example, a remote controller, the control unit 104 accordingly outputs from the key input unit 102. It is checked whether there is a video reproducing operation signal generated (step 422).

As a result of the check in the step 422, if there is an image playback operation signal, the controller 104 extracts the corresponding thumbnail editing information from the storage 120 (step 424), and then plays back the image corresponding to the extracted thumbnail editing information. A control signal for reproducing in order is provided to each component, thereby reproducing the video data in the order of reproducing the video corresponding to the thumbnail editing information (step 426).

Therefore, after displaying a thumbnail menu screen using an optical disk device, when requesting the thumbnail editing information to the video service server, the thumbnail editing information corresponding to the video information is extracted and transmitted to the optical disk device, and after storing the image, When the playback request is made, the video can be played in the order of video playback.

In the foregoing description, the present invention has been described with reference to preferred embodiments, but the present invention is not necessarily limited thereto. Those skilled in the art will appreciate that the present invention may be modified without departing from the spirit of the present invention. It will be readily appreciated that branch substitutions, modifications and variations are possible.

1 is a block diagram of an image editing system suitable for performing image editing using an optical disk device according to the present invention;

2A and 2B illustrate a thumbnail editing screen according to the present invention;

3 is a flowchart illustrating a process of playing an image in the order using thumbnail editing information according to an embodiment of the present invention;

FIG. 4 is a flowchart illustrating a process of playing back images in sequence using thumbnail editing information according to another embodiment of the present invention. FIG.

<Description of the symbols for the main parts of the drawings>

100: optical disk device 102: key input unit

104 control unit 106 servo control unit

108: disk motor 110: optical system

112: optical disk 114: R / F signal processing unit

116: digital signal processing unit 118: decoding unit

120: storage unit 122: communication module unit

200: Internet communication network 202: video service server

204: Image Database

Claims (8)

A method of editing image data recorded on an optical disc, Displaying a thumbnail menu screen including a thumbnail image for the image data; Operating in an edit mode through the thumbnail menu screen; Changing a playback order of the thumbnail image in the edit mode; Storing thumbnail editing information including the changed reproduction order; Playing according to the thumbnail editing information when requesting to play the video data; Image editing method using an optical disk device comprising a. The method of claim 1, And the thumbnail image is extracted from the reproduction stream after reproduction of the image data. The method of claim 2, The thumbnail editing information includes an optical disc identification number, a video data name, and a video reproduction order. A method of editing image data recorded on an optical disc, Displaying a thumbnail menu screen including a thumbnail image for the image data; Requesting thumbnail editing information from the thumbnail menu screen to a video service server through an internet communication network; Extracting the thumbnail editing information corresponding to the image data from the image service server and transmitting the extracted thumbnail editing information to an optical disk device; Storing the thumbnail edit information after displaying the transmitted thumbnail edit information; Playing according to the thumbnail editing information when requesting to play the video data; Image editing method using an optical disk device comprising a. The method of claim 4, wherein The video editing method includes receiving video information on the video data when requesting the thumbnail editing information from the video service server. The method of claim 5, wherein And the video information includes a video data name and a device identification number. The method according to claim 4, 5 or 6, And the thumbnail image is extracted from the reproduction stream after reproduction of the image data. The method of claim 7, wherein The thumbnail editing information includes an optical disc identification number, a video data name, and a video reproduction order.

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