KR100630839B1 - Apparatus and method for displaying audio/video file using bookmark list function in audio/video file system - Google Patents

Abstract

The present invention relates to an audio / video file reproducing system, comprising: an audio / video file reproducing apparatus having a bookmark function in an audio / video file system including an audio processing unit, a video processing unit, and a display unit. A memory for storing a list of favorite playlists having a list of file names of randomly selected ones of the audio / video files under a predetermined control, and playback and playback of file names of the favorite playlist; An input unit for generating input data for adding / deleting a list, and a control unit that reads audio / video files of file names of the favorite playlist list to the storage unit and outputs the audio / video files through the audio processing unit and the video processing unit according to the input data. Is done.

Audio / Video files, Favorites, Backup memory, Disc number, Track number, File name

Description

Apparatus and method for playing audio / video files having a bookmark function in an audio / video file system {APPARATUS AND METHOD FOR DISPLAYING AUDIO / VIDEO FILE USING BOOKMARK LIST FUNCTION IN AUDIO / VIDEO FILE SYSTEM}             

1 is a diagram schematically illustrating an internal structure of an audio file playing system that performs a function in an embodiment of the present invention.

2 is a flowchart illustrating a method of playing an audio / video file having a bookmark function in an audio / video file system according to an exemplary embodiment of the present invention.

The present invention relates to an audio / video file system, and more particularly, to an apparatus and method for reproducing an audio / video file having a bookmark function for playing audio and video files using a bookmark function.

A typical audio / video file playback system, for example an audio / video file playback system such as a compact disk (CD) player, a motion picture expert group (MPEG) audio layer 3 (MP3) player, or a digital video disk (DVD) player, The audio / video files are played in correspondence with the playlist of the pre-generated audio / video files. Here, the playlist includes indexes representing each of the audio / video files to be played, and the indexes are generally stored in the order in which the corresponding audio / video files are stored in a storage medium. For example, in the order stored in the CD ROM, another example is given in the order stored in the memory (memory) of the MP3 player. That is, the index of the first stored audio / video file is set to a value smaller than the indexes of the audio / video files stored thereafter. Hereinafter, for convenience of description, a playlist in which indexes are stored in the order of storing the audio / video files will be referred to as a "sequential playlist".

Also, as the performance of the player is improved, the spread of CD / DVD changer players capable of inserting a plurality of discs is increasing. In the case of such a player that can insert a plurality of discs, the length of the sequential playlist becomes longer.

As described above, when playing by using a sequential playlist, a user spends a lot of time searching for a track or file that he frequently watches from a large number of sequential playlists with his own memory. have.

In particular, a player having a changer function for inserting a plurality of discs has a problem in that it takes more time to find discs, tracks and files to be enjoyed because the length of the sequential play list is longer.

Further, the user sequentially searching a large number of sequential playlists during driving may endanger the user by keeping the gaze of the driving user on the display device of the player for a long time.

Accordingly, an object of the present invention is to provide an audio / video playback device and method having a bookmark function for playing audio / video according to lists of audio and video files that a user frequently watches.

The apparatus of the present invention for achieving the above object; An audio / video file playback apparatus having a bookmark function in an audio / video file system having an audio processing unit, a video processing unit, and a display unit, comprising: a storage unit for storing audio / video files, and the audio / video unit under predetermined control; A memory for storing a favorite playlist having a list of file names of randomly selected files among the files, an input unit for generating input data for playing and adding / deleting a playlist of the file names of the favorite playlist; And a control unit for reading audio / video files of file names of the favorite play list to the storage unit according to the input data and outputting the audio / video files through the audio processing unit and the video processing unit.

The method of the present invention for achieving the above object; A storage unit comprising a plurality of discs for storing a plurality of audio / video files in a plurality of tracks, and mapping with a disc number and a track number for each of randomly selected files among the audio / video files under predetermined control. A memory for storing a favorite playlist having a list of file names, an input unit for generating input data for playing and adding / deleting a playlist of the file names of the favorite playlist, an audio processor, a video processor, and a display unit An audio / video file playback method having a bookmark function in an audio / video file system comprising: a first process of setting a favorite mode and a second process of checking whether the input data is input in the favorite mode; And the favorite list if the input data is reproduction input data. Reading feature a third constituted by any process that reads the files in the disk track that corresponds to the file name of the favorite list, from the storage unit to output the audio processing and video processing.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be noted that in the following description, only parts necessary for understanding the operation according to the present invention will be described, and descriptions of other parts will be omitted so as not to distract from the gist of the present invention.

1 is a diagram schematically illustrating an internal structure of an audio file reproducing system that performs a function in an embodiment of the present invention.

Referring to FIG. 1, the controller 110 controls a general operation of the audio / video file playback system. The controller 110 generates a favorite playlist and controls playback of audio and video files according to the created favorite playlist. The favorite playlist is a list of file names for each of audio and video files selected by the user in sequence. Each of the file names defines a disc number, a track number, and a file name in which the file is located.

Since the operation of generating the favorite play list of the controller 110 will be described in detail below, the detailed description thereof will be omitted.

The memory 120 includes a ROM for storing respective programs of the audio / video file reproducing system, a RAM for temporarily storing data generated during the program, a sequential playlist, a favorite playlist, According to the present invention, a data memory for storing user data such as a backup list having a list of files for a deletion list generated by the removal of a disc including at least one file in the favorite playlist is included.

The storage unit 170 stores audio and video files, and may be a flash memory in the case of an MP3 player, or an optical drive in which a CD / DVD disc is inserted in the case of a CD / DVD player. In the following description, the storage unit 170 is used as an optical drive having a 3 CD / DVD changer function as an example.

The video processor 160 outputs video data by image processing a video file stored in the storage unit 170 under the control of the controller 110.

The display unit 140 displays the data output from the controller 110 and receives and displays the video data output from the video processor 160. The display unit 140 may use a liquid crystal display unit (LCD). In this case, the display unit 140 may include an LCD controller, a memory capable of storing data, an LCD display element, and the like. Can be. The audio processor 150 plays the audio file under the control of the controller 110. In particular, in the embodiment of the present invention, the audio file plays the audio file corresponding to the random list generated under the control of the controller 110.

The input unit 130 may be a key input device or a touch screen and a voice recognition device including a mode key for setting a mode and a function key and a selection key for setting various functions. When the touch screen is used as the input unit 130, the display unit 140 and the touch screen should overlap each other, and a graphic user interface program should be stored in the memory 120. In addition, the display unit 140 displays a button corresponding to keys of a key input device for providing a user interface, and the touch screen controls input data having information about a pressure point position on the touch screen pressed by a user. 110). Then, the controller 110 performs a command corresponding to the button corresponding to the position of the pressure point by the graphic user interface program. In order to perform an input through voice recognition, a voice recognition program should be stored in the ROM of the memory 120, and the learned voice data of commands corresponding to the keys of the key input device should be stored. The input unit 130 outputs a microphone capable of recording a user's voice and input data obtained by digitizing the voice input through the microphone to the controller 110. Then, the controller 110 compares the voice data input through the input unit 130 with voice data previously stored in the memory to find voice data identical or similar to the input voice data, and finds the voice data for the found voice data. Perform the command.

In FIG. 1, an audio / video file playback system that performs a function in an embodiment of the present invention has been described. Next, an audio / video play list generation using a bookmark function according to an embodiment of the present invention will be described with reference to FIG. 2. And the reproduction operation will be described.

2 is a flowchart illustrating a method of playing an audio / video file having a bookmark function in an audio / video file system according to an exemplary embodiment of the present invention.

The controller 110 checks whether the favorite mode is set in step 201 when the power of the audio / video file reproducing apparatus having the bookmark function according to the present invention is turned on. If the favorite mode is not set in step 201, the controller 110 proceeds to step 203 and checks whether a favorite mode key is input from the key input unit 130. If the favorite mode key is not input in step 203, the controller 110 performs a normal play mode in step 205. The controller 110 continuously checks whether the favorite mode key is input by repeating step 203 even during the normal mode of step 205.

If the favorite mode is set in step 201 or the favorite mode key is input in step 203, the controller 110 checks whether a function selection command according to the present invention is input in steps 207 and 209. For example, the function selection command includes a play command or a play list edit command. The commands may be input through the input unit 130 and may be input through voice input, touch screen input, key input, or the like. In step 207, it is checked whether a play command is input. In step 209, it is checked whether a play list editing command is input. The editing command includes adding a playlist and deleting a playlist. If the play command is input in step 207, the controller 110 proceeds to step 213 to read the favorite list from the memory 120 and to play the file of the favorite list in step 201. When the files of the favorite list are played, the files of the favorite list may be sequentially played or randomly played.

On the other hand, if a playlist editing command is input in step 209, the controller 110 checks whether a playlist addition command or a playlist deletion command is input among the playlist editing commands in steps 217 and 219. If the playlist addition command is input in step 217, the controller 110 proceeds to step 219 to display a list of all audio / video files stored in the storage unit 170 and to select a file. The file selection request may be made by overlaying a shadow on any of the files displayed on the display unit 140. After the file selection request, the control unit 110 proceeds to step 221 and checks whether a selection key is input from the input unit 130. If the file selection key is input in step 221, the controller 110 proceeds to step 223 and adds the disk number, track, and / or file name of the shaded file to the favorite playlist.

On the other hand, if no command is input in steps 207 and 209, the controller 110 proceeds to step 211 to determine whether the disk storing at least one file included in the favorite playlist is removed from the storage unit 170. Check it. If the disk including at least one file included in the favorite playlist is not removed in step 211, the controller 110 proceeds to step 231, and if removed, the control unit 110 proceeds to step 237.

The control unit 110 proceeds to step 237 and stores the disk number, track number and file name of at least one file in the favorite play list and existing in the removed disk in the backup list. When stored in the backup list, the file is removed from the favorite playlist.

In contrast, the controller 110 proceeds to step 231 and checks whether a disk including at least one file stored in the backup list is inserted into the storage unit 170. When the disc is inserted in step 231, the controller 110 proceeds to step 233 to restore the list of the file to the favorite playlist, and removes the file list from the backup list in step 235.

As described above, the present invention has the advantage of providing convenience in terms of the user since it is not necessary to find a file to be listened to every day because the user can register and listen to only files that the user enjoys.

In addition, the present invention can be added to the playback and favorites list using the voice recognition or touch screen to provide convenience on the user side and help the driver's safe driving by not having to turn the driver's eyes to the player while driving. There is an advantage it can give.

Claims (16)

delete delete An audio / video file playback apparatus having a bookmark function in an audio / video file system having an audio processing unit, a video processing unit, and a display unit, A storage unit for storing audio / video files; A memory for storing a favorite playlist having a list of file names of any of the audio / video files under predetermined control; An input unit configured to include a touch screen input device and generating input data for playing and adding / deleting a playlist of the file names of the favorite playlist; The bookmark function of the audio / video file system, characterized in that the audio / video files for the file name of the favorite play list in accordance with the input data to the storage unit and a control unit for output through the audio processing unit and the video processing unit Audio / video file playback device having. An audio / video file playback apparatus having a bookmark function in an audio / video file system having an audio processing unit, a video processing unit, and a display unit, A storage unit comprising a plurality of discs for storing a plurality of audio / video files in a plurality of tracks; A memory for storing a favorite playlist having a list of file numbers mapped to disc numbers and track numbers for each of randomly selected files of the audio / video files under predetermined control; An input unit for generating input data for playing and adding / deleting a playlist of the file names of the favorite playlist; The audio processing unit reads audio / video files of file names of the favorite playlist from the corresponding track of the storage unit with reference to the disc number, track number and file name mapped to the file names according to the input data. An audio / video file playback device having a bookmark function in an audio / video file system, characterized in that the control unit outputs through a video processing unit. The method of claim 4, wherein The audio / video file reproducing apparatus having a bookmark function in the audio / video file system, wherein the input unit is a voice recognition device for generating the input data by recognizing a voice input through a microphone. The apparatus of claim 4, wherein the input unit is a touch screen input device. A storage unit for storing audio / video files, a memory for storing a favorite playlist having a list of file names of any of the audio / video files under predetermined control, and a memory for storing the favorite playlist; An audio / video file playback method having a bookmark function in an audio / video file system including an input unit for generating input data for reproduction of file names and addition / deletion of a playlist, and an audio processing unit, a video processing unit, and a display unit. , The first step of setting a favorite mode; A second step of checking whether the input data is input in the favorite mode; And a third process of reading the favorite list and reading files corresponding to file names of the favorite list from the storage unit and outputting the files to the audio processor and the video processor if the input data is reproduction input data. How to play audio / video files with favorites in the video file system. The method of claim 7, wherein And a fourth process of adding a file name of a file selected by a user to the favorite playlist if the input data is playlist addition input data. How to play audio / video files. The method according to claim 7 or 8, And a fifth process of deleting a file name of a file selected by a user from the favorite playlist if the input data is playlist delete input data. How to play audio / video files. A storage unit comprising a plurality of discs for storing a plurality of audio / video files in a plurality of tracks, and mapping with a disc number and a track number for each of randomly selected files among the audio / video files under predetermined control. A memory for storing a favorite playlist having a list of file names, an input unit for generating input data for playing and adding / deleting a playlist of the file names of the favorite playlist, an audio processor, a video processor, and a display unit In the audio / video file system having a bookmark function in the audio / video file system comprising: The first step of setting a favorite mode; A second step of checking whether the input data is input in the favorite mode; And if the input data is reproduction input data, a third process of reading the favorites list and reading the files on the track of the disc corresponding to the file name of the favorites list from the storage unit and outputting the files to the audio processor and the video processor. A method for playing audio / video files with the Favorites function in an audio / video file system. The method of claim 10, And a fourth process of adding a file name of a file selected by a user to the favorite playlist if the input data is playlist addition input data. How to play audio / video files. The method according to claim 10 or 11, wherein And a fifth process of deleting a file name of a file selected by a user from the favorite playlist if the input data is playlist delete input data. How to play audio / video files. The method of claim 12, And removing the file name corresponding to the files included in the disc from the favorite playlist when the disc including the file corresponding to the file name in the favorite playlist is removed. How to play audio / video files with favorites in the audio / video file system. The method of claim 13, And a seventh step of storing a disc number, a track number, and a file name in which a file for each of the deleted file names exists in a backup list. The method of claim 14, And an eighth step of reading disc numbers, track numbers, and file names of respective files from the stored backup list and restoring them to a favorite playlist when the removed disk is inserted. How to play audio / video files on Windows. The method of claim 15, And a ninth step of deleting the disc number, the track number, and the file name of the files restored in the favorite playlist from the backup list.

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