KR100912558B1 - Method For Playing/Recording Of Moving Picture Through Caption Serching And Portable Terminal Having The Same - Google Patents

Abstract

Disclosed are a video reproducing recording method using a subtitle search that enables a user to easily play and record a video from a desired position through a subtitle search of a video, and a portable terminal having the same. First, a subtitle corresponding to a search word is searched for in a caption of a predetermined video based on the input search word, and a search result list is displayed. Then, at least one item included in the displayed search result list is recorded based on the selected recording method. Therefore, the user can play and / or record a desired position of the predetermined video through the subtitle search, and can play the foreign language efficiently from the predetermined position by using the subtitle search.

Handheld, video, playback, subtitle, search, recording

Description

Recording method of video playback using subtitle search and portable terminal having same {Method For Playing / Recording Of Moving Picture Through Caption Serching And Portable Terminal Having The Same}

The present invention relates to a portable terminal, and more particularly, to a video playback recording method using a subtitle search that can be applied to a portable terminal having a playback function of a video file, and a portable terminal having the same.

Recently, with the development of processor and memory technologies, baseband processors included in portable terminals have been improved in performance, and portable terminals equipped with separate processors for executing various additional applications in addition to the baseband processors have been increasing. In addition, recently, a large-capacity memory is mounted inside the portable terminal, and in addition to the internal memory as described above, a separate removable external memory is provided in the portable terminal.

As the high-performance processor and the large memory are installed in the portable terminal as described above, the portable terminal functions not only as a mobile communication function but also as a function of a portable multimedia player (PMP), that is, digital broadcasting reception, image and video recording, multimedia file playback, mobile Internet, etc. It is now possible to support various additional applications and additional services.

In general, in the case of playing a video file such as a foreign movie using a portable terminal, the subtitles translated into Korean are displayed in a predetermined area of the display screen in synchronization with the dialogue of the movie.

In general, subtitles generally consist of a header and a body. The header includes general setting information of the subtitle (for example, font, language, font size, and alignment method), and the translated subtitle corresponding to the dialogue of the movie and time information for displaying the translated subtitle are displayed in the text. It includes.

1 shows contents included in a body of a general subtitle.

Referring to FIG. 1, the body of the caption includes a playback time 11 of the video and a caption 13 to be displayed in synchronization with the playback time. For example, the subtitle 13 and 'thank you' are displayed in a predetermined region of the display screen at the playing time 11 '42349' of the video. In this case, the unit of the reproduction time 11 is ms (mili-second).

In a conventional video playback method using a portable terminal, a predetermined video is played from the beginning in synchronization with a subtitle or a user manually designates a playback position by using a tool provided by a video playback program (for example, fast forward or rewind). After watching the video, the user cannot satisfy the needs of users who want various playback functions, and there is a disadvantage in that the video cannot be used for various purposes such as foreign language learning.

Accordingly, a first object of the present invention is to provide a video reproducing recording method using a subtitle search, which enables a user to easily play and record a video from a desired position through a subtitle search of the video.

In addition, a second object of the present invention is to provide a portable terminal having a video reproducing function using a subtitle search capable of easily reproducing and recording a video from a desired position of a user.

In accordance with an aspect of the present invention, there is provided a video playback recording method using subtitle search, the method including: searching for a subtitle corresponding to the search word in a subtitle of a predetermined video based on an input search word; Displaying a list of search results and recording at least one item included in the displayed search result list based on the selected recording method. The recording of the at least one item included in the displayed search result list based on the selected recording method may include: reproducing the entire item included in the search result list when an event indicating total reproduction and recording occurs. You can record at the same time. When an event indicating the entire reproduction and recording occurs, the entire item included in the search result list may be recorded as one video file. When an event indicating the entire reproduction and recording occurs, subtitles included in each item of the search result list may be synthesized into a video corresponding to the subtitles. Recording at least one item included in the displayed search result list based on the selected recording method is included in the search result list when an event indicating playback and recording of a predetermined item occurs. The predetermined item selected from the selected items can be recorded simultaneously with playback. The method for reproducing a moving picture using the subtitle search may further include storing at least one moving picture recorded based on the selected recording method and displaying a list of the recorded at least one moving picture.

In addition, a portable terminal having a video playback recording function using a caption search according to an aspect of the present invention for achieving the above-described second object of the present invention corresponds to the search word in a caption of a predetermined video based on an input search word. And a controller configured to display a list of search results by searching the subtitles, to record at least one item included in the displayed search result list based on the selected recording method, and to store the recorded at least one item. The controller may record the entire items included in the search result list at the same time as the playback when an event indicating the entire playback and recording occurs. The controller may record the entire item included in the search result list as one video file when an event indicating playback and recording occurs. The controller may synthesize a caption included in each item of the search result list into a video corresponding to the caption when an event indicating playback and recording occurs. The controller may record the predetermined item selected from the items included in the search result list at the same time as the playback when an event indicating playback and recording of the predetermined item occurs.

According to the video recording method using a subtitle search using the subtitle search as described above and a portable terminal having the same, a search result list is displayed by searching a subtitle of a selected video in the subtitle of the selected video and indexing the search result. Based on the item selected by the user and the playback and / or recording method selected by the user from the displayed search result list, playback or recording is performed from a predetermined position of the video. Each recorded item is saved as a video file, and the recorded video list is displayed on the display unit and played according to a user's selection.

Therefore, the user's desired position in the predetermined video can be played and / or recorded through the caption search. In addition, since the video can be played from a predetermined position using the subtitle search as described above, the foreign language can be efficiently learned, and the recorded position can be recorded and stored and played as a separate video file. Wherever possible, a general playback device can repeatedly learn a foreign language using the recorded video file.

As the present invention allows for various changes and numerous embodiments, particular embodiments will be illustrated in the drawings and described in detail in the written description.

However, this is not intended to be limited to the specific embodiment of the present invention, it should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

Hereinafter, with reference to the accompanying drawings, it will be described in detail a preferred embodiment of the present invention. Hereinafter, the same reference numerals are used for the same components in the drawings, and duplicate descriptions of the same components are omitted.

Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component. The term and / or includes a combination of a plurality of related items or any item of a plurality of related items.

2 is a flowchart illustrating a subtitle search process according to an embodiment of the present invention, and FIG. 3 shows the result data retrieved in the subtitle search process shown in FIG. 2. 4 is a user interface screen showing a caption search result.

2 to 4, a user first selects a video to be played (step 111), and determines whether to search for a caption for the selected video. Here, the user may activate the caption search function by using a pre-formed user menu or a separate shortcut key.

The portable terminal determines whether the caption search function is activated by the user (step 113), and if it is determined that the user has executed the caption search function, the portable terminal displays a user interface for caption search on the display screen (step 115).

If it is determined in step 113 that the user has not executed the caption search function, the portable terminal plays the video selected in step 111 from the beginning (step 117).

The user inputs a search term to search through the user interface displayed on the display screen in step 115, and the portable terminal searches for the subtitle corresponding to the search term in the caption of the video using the search term input by the user (step 119). . Here, the portable terminal searches for the subtitle of the video, the subtitle including the search word, and the time when the search word is displayed, that is, the playing time of the video. The search word or the subtitle including the search word refers to a subtitle displayed at a predetermined time in all subtitles of the video.

Thereafter, the portable terminal stores the searched result (step 121). Here, the searched result includes a subtitle 201 including a search word or a search word input by a user and a playback time 203 for displaying the subtitle including the search word or search word as shown in FIG. Each subtitle 201 including the and the reproduction time 203 of the video in which each subtitle is displayed are indexed in association with each other.

The portable terminal may store the searched results in various forms such as a text file or XML (eXtensible Markup Language).

The portable terminal may generate a screen shot of a video corresponding to the time when the search word is displayed using the search result stored in operation 121 (operation 123). In this case, the generated screen shot may be stored together in an associated index.

For example, the portable terminal plays a video from each playing time included in the search result, decodes the data to be played, generates a predetermined frame, that is, a screenshot, and matches the generated screen shot with the playing time. Can be stored.

Thereafter, the portable terminal configures the user interface screen by using the searched result and the screen shot and displays the configured user interface screen on the display screen (step 125).

For example, as illustrated in FIG. 4, the portable terminal indexes and displays a caption 201 corresponding to a search word input by a user and a screen shot 205 of a playback time at which the caption is to be displayed on the user interface screen. A playback recording button 207 for selectively playing and / or recording each item included in the search results, and a full playback recording button for playing and / or recording all items included in the search results as a single video ( 209 may be displayed.

In the subtitle search process according to an embodiment of the present invention illustrated in FIG. 2, a screenshot is generated by using the searched result, and the generated screenshot is displayed in the search result list. In another embodiment, the search result list including the subtitles and / or playback time found may be displayed in a text form on the user interface screen without generating a separate screen shot so that the user can select the screen.

As shown in FIG. 2 to FIG. 4, in the video recording recording method using the subtitle search according to an embodiment of the present invention, a user searches by searching for subtitles based on a search word input by the user, indexes the searched result, and displays the searched result on the user interface screen. By selecting a predetermined item, a moving picture can be played back and / or recorded from a desired position. In addition, in an embodiment of the present invention, all items included in the search results may be recorded as one video file or sequentially played.

FIG. 5 is a flowchart illustrating a process of recording and playing a video using subtitle search according to an embodiment of the present invention, in which a list of search results corresponding to a search word input by a user is displayed on the display unit of the portable terminal as shown in FIG. Assume that

First, the portable terminal determines whether an event indicating reproduction and recording of all items has occurred in the search result list shown in FIG. 4 (step 301), and determines that an event signal indicating reproduction and recording of all items has been generated. If all of the items included in the search result list are reproduced sequentially and simultaneously recorded (step 303). Here, the event instructing playback and recording may be generated by the user selecting all playback and recording buttons on a user interface screen on which a search result list as shown in FIG. 4 is displayed.

Each item included in the search result list may be played for a predetermined time or for a time set by the user. For example, when the user sets the playback time of each item to three minutes, playback and recording are performed for three minutes from the start time of each item.

If it is determined in step 301 that an event signal instructing recording and reproduction of all items has not been generated, the portable terminal determines whether an event signal instructing reproduction of all items has occurred (step 305) and an event instructing reproduction of all items. If it is determined that a signal has been generated, all items included in the search result list are sequentially reproduced (step 307). Here, the event signal indicating the reproduction may be generated by the user selecting the entire reproduction button on the user interface screen on which the search result list as shown in FIG. 4 is displayed.

If it is determined in step 305 that no event signal indicating reproduction of all items has been generated, the portable terminal determines whether an event signal indicating recording of all items has occurred (step 309), and an event signal indicating recording of all items is generated. If all of the items included in the search result list are sequentially recorded (step 311). Here, the event signal indicating the entire recording may be generated by the user selecting the entire recording button on the user interface screen on which the search result list as shown in FIG. 4 is displayed.

In steps 303 and 305, all items included in the search result list are recorded as a single video file, and the subtitles included in each item are synthesized into a video corresponding to each subtitle at the time of recording, and a separate subtitle file is included in the recorded video. This will not exist.

If it is determined in step 309 that an event instructing recording of all items has not occurred, the portable terminal determines whether an event signal instructing playback and recording of a predetermined item selected by the user has occurred (step 313). If it is determined that an event signal indicating playback and recording for the selected item has been generated, the item selected by the user is reproduced and simultaneously recorded (step 315). Here, an event signal indicating playback and recording of the predetermined selection item may be generated by selecting a playback and recording button displayed on each item on a user interface screen on which a search result list as shown in FIG. 4 is displayed.

If it is determined in step 313 that the event signal indicating playback and recording of the predetermined item has not been generated, the portable terminal determines whether an event signal indicating playback of the predetermined item has occurred (step 317). If it is determined that an event signal indicating reproduction of a predetermined item has been generated, the predetermined item is reproduced (step 319). Here, the event signal indicating the playback may be generated by the user selecting a playback button displayed on each item on a user interface screen on which a search result list as shown in FIG. 4 is displayed.

If it is determined in step 317 that no event signal indicating playback of a predetermined item has been generated, the portable terminal determines whether an event signal indicating recording for a predetermined item has occurred (step 321), and the predetermined signal is determined. Record the item (step 323). Here, the event signal indicating recording of the predetermined item may be generated by the user selecting a recording button displayed on each item on a user interface screen on which a search result list as shown in FIG. 4 is displayed.

The videos recorded in the steps 303, 311, 315 and 323 are stored in the storage unit provided in the portable terminal (step 325), and the portable terminal displays a list of the recorded videos on the display unit of the portable terminal (step 327). ).

In FIG. 5, steps 313 to 325 may be repeatedly performed when the user selects one or more items from the items included in the search result list to perform playback and / or recording.

FIG. 6 is a user interface screen illustrating a list of videos recorded through a video playback recording process using the caption search shown in FIG. 5.

Referring to FIG. 6, a list of recorded videos is displayed on the display unit of the portable terminal based on the user's selection, and the user can select and play a predetermined item from the list displayed on the display unit.

When the user selects full recording in the video playback and recording process shown in FIG. 5, only one video item is displayed on the video list displayed on the display because all items included in the search result list are recorded as one video. If the user selects and records each item individually, the same number of video items as the number of items selected by the user in the search result list may be displayed in the video list.

7 is a block diagram illustrating a configuration of a portable terminal having a video playback recording function using caption search according to an embodiment of the present invention.

Referring to FIG. 7, a portable terminal according to an embodiment of the present invention includes a wireless transceiver 410, a controller 420, a storage 430, a display 440, a key input unit 450, and a speaker 460. ) And a microphone 470.

The wireless transceiver 410 may include a duplexer, a high frequency processor, and an intermediate frequency processor. The wireless transceiver 410 may receive a radio frequency signal (RF) induced by the antenna 411 through a duplexer and intermediate the received radio frequency signal. After converting to an intermediate frequency, the baseband signal is converted into a baseband signal and provided to the control unit 420. The baseband signal provided from the control unit 420 is converted into an intermediate frequency and the intermediate frequency signal is converted again. The signal is converted into a radio frequency signal and provided to the antenna 411 through a duplexer.

Alternatively, the wireless transceiver 410 directly converts a demodulated signal directly from the received high frequency signal without frequency conversion, instead of a heterodyne reception method for demodulating the high frequency signal into a baseband signal through intermediate frequency conversion. You can also use the method.

The controller 420 performs control and processing for performing a unique function and a voice call of the portable terminal. To this end, the controller 420 may include a baseband processor for processing the baseband signal provided from the wireless transceiver 110, and may include a vocoder for digital processing of transmitted and received voice. have.

In addition, the controller 420 provides a user interface for inputting a search word when searching for subtitles, searches for subtitles based on a search word input by the user, indexes the searched results, displays a list of search results, and then selects a user. The entire search result list or a predetermined item selected by the user is reproduced and / or recorded based on the reproduction and / or recording method and the item.

The controller 420 may include at least one codec for playing a video, and includes a caption search module 421 and a video playback and recording module 423 for performing caption search, video playback, and / or recording as described above. It may include.

When the caption search function is activated after a predetermined video is selected by the user, the caption search module 421 displays a user interface for caption search on the display unit 440 and includes a search word or a search word input by the user. The searched subtitles of the video stored in the storage unit 430 index the searched subtitles and the playback time to display the searched subtitles, and store the indexed search result list in the storage unit 430.

The subtitle search module 421 may generate a screen shot of a video corresponding to a time when the search word is displayed using the indexed search result list. Here, the generated screenshot may be stored together in an index including a time at which the screenshot is played.

The caption search module 421 configures a UI screen for reproducing, reproducing, and / or recording by using the searched result and the screen shot, and displays the configured UI screen on the display 440.

The video playback and recording module 423 plays back all the items included in the color result item in the search result list displayed on the display unit 440 and simultaneously as one video file. Record. Here, each item included in the search result list is reproduced and recorded for a predetermined time. For example, if 10 items are displayed in the search result list, and the playback and recording time of each item is set to 3 minutes, if the user executes the entire playback and recording, each item is 3 minutes from the subtitle display time. Are recorded and recorded, and 10 items are recorded as one moving image file having a 30 minute playback time.

In addition, the video playback and recording module 423 records all items included in the search result item as one file or sequentially records each item when the user executes recording of all items or playback of all items in the search result list. Play with

In addition, when the user selects a predetermined item from the search result list and executes recording and playback, the video reproducing and recording module 423 plays and records the predetermined item selected by the user at the same time, and the user selects the predetermined item. In the case where the recording or playback is executed, the predetermined item selected by the user is recorded or played back.

In addition, the video reproducing and recording module 423 stores the recorded video in the storage 430 based on a method selected by the user, and displays a list of the recorded video on the display 440. When the user selects a predetermined video item from the video list displayed on the display unit 440, the selected video item is read from the storage unit 430 and played back.

The subtitle search module 421 and the video playback and recording module 423 may be implemented as a software program and configured to be performed by a processor (for example, a baseband processor) included in the controller 420, or may be separately provided. (Eg, an application processor) may be configured to execute.

The storage unit 430 may be a nonvolatile memory such as a flash memory, an electrically erasable and programmable read only memory (EEPROM), a system program (eg, an operating system) and / or required for basic operation of the portable terminal. Other applications are saved. In addition, the storage unit 430 may store data input by a user, and may store data generated while the system program and / or the application program is executed.

In particular, the storage unit 430 stores a list of search results indexed by the subtitle search module 421, and stores a video file recording all of the items included in the search result list or a selected predetermined item.

The display unit 440 may be, for example, a display device such as a liquid crystal display (LCD) or an organic light emitting diode (OLED), and may be connected to an image signal provided from the controller 420. On the basis of this, a user interface such as a menu, an operation state, an application program execution screen, etc. of the portable terminal is displayed.

In particular, the display 440 displays a user interface for caption search based on the control of the controller 420, and displays a search result list or a recorded video list indexed by the controller 420.

The key input unit 450 includes a plurality of numbers, character input keys, and function keys for performing a special function, and when a key operation is generated by the user, the key input unit 450 provides a corresponding key input signal to the controller 420.

In particular, the key input unit 450 provides the control unit 420 with a corresponding key event signal when a key for instructing a subtitle search is manipulated by the user. In addition, the key input unit 450 provides the control unit 420 with an event signal corresponding to the operated key when a key for instructing reproduction and / or recording of an item included in the search result list is manipulated by the user.

The speaker 460 outputs a voice signal provided from the control unit 420 during a voice call, and outputs an audio signal provided from the control unit 420 as an audio signal in an audio frequency band when playing a video.

The microphone 470 receives a user's voice during a voice call, converts the input voice into an electric signal corresponding thereto, and provides the same to the controller 420.

Although described with reference to the embodiments above, those skilled in the art will understand that the present invention can be variously modified and changed without departing from the spirit and scope of the invention as set forth in the claims below. Could be.

1 shows contents included in a body of a general subtitle.

2 is a flowchart illustrating a subtitle search process according to an embodiment of the present invention.

FIG. 3 shows the result data retrieved in the subtitle search process shown in FIG. 2. 4 is a user interface screen showing a caption search result.

5 is a flowchart illustrating a video playback recording process using subtitle search according to an embodiment of the present invention.

FIG. 6 is a user interface screen illustrating a list of videos recorded through a video playback recording process using the caption search shown in FIG. 5.

7 is a block diagram illustrating a configuration of a portable terminal having a video playback recording function using caption search according to an embodiment of the present invention.

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

410: wireless transceiver 420: control unit

421: subtitle search module 423: video playback and recording module

430: storage unit 440: display unit

450: key input unit

Claims (11)

Searching for a caption corresponding to the search word in the caption of a predetermined video based on the input search word; Displaying a list of search results; And When an event instructing the reproduction and recording of the displayed search result list is generated, all of the items included in the search result list are simultaneously recorded, and playback and recording of a predetermined item of the displayed search result list is performed. And recording the predetermined item selected from the items included in the search result list at the same time when the indicating event occurs. delete The method of claim 1, wherein when an event instructing the entire reproduction and recording of the displayed search result list occurs, The video recording method using a subtitle search, characterized in that for recording all the items included in the search result list as a single video file. delete delete delete  Search the subtitles corresponding to the search word in the subtitles of the predetermined video based on the input search word to display a search result list, and when an event instructing the reproduction and recording of the displayed search result list occurs, the search result list Records all of the items contained in the file at the same time as the playback, and when an event indicating playback and recording of a predetermined item occurs in the displayed search result list, the predetermined item selected from the items included in the search result list A controller for recording at the same time as playback; And Portable terminal having a video playback recording function using a subtitle search including a storage unit for storing the recorded at least one item. delete The method of claim 7, wherein the control unit And a video playback recording function using a caption search, wherein all items included in the search result list are recorded as one video file when an event indicating playback and recording occurs. delete delete

Images