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Method and device for converting image and sound file to audio frequency file in DVD

A technology of audio-visual files and audio files, which is applied in the direction of digital recording/reproduction, etc., can solve the problems of inconvenient users and inability to directly convert them, and achieve the effect of convenient work and study and improved fun

Inactive Publication Date: 2007-11-28
LEJIN GUANGDIAN ELECTRONIC CO LTD SHANGHAI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

If you want to save a piece of background music of the movie when playing a movie on DVD, you must take out the disc and put it into the computer for conversion, but you cannot directly convert it in DVD, which is very inconvenient for users.

Method used

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  • Method and device for converting image and sound file to audio frequency file in DVD
  • Method and device for converting image and sound file to audio frequency file in DVD

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Experimental program
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Embodiment Construction

[0014] Embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

[0015] Fig. 1 is the method flow chart that audio-visual file is converted into audio file in DVD of the present invention, in the process of playing audio-visual file by DVD, detect whether there is the request (S10, S11) that audio-visual file is converted into audio file, if there is conversion The request of audio file then separates video signal and audio signal (S12) by video-audio signal collector, and audio signal is converted into audio file format, is then stored in memory (S13), after conversion finishes, continue to play film ( S14). If there is no request to convert the audio file, then proceed to step S14 to continue playing the film.

[0016] Audio files stored in the memory can be transferred to an MP3 player via the DVD's USB port or burned directly to a CD.

[0017] Fig. 2 is a schematic structural diagram of the device for converti...

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PUM

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Abstract

The invention discloses an AF file transmitting method from video file in the DVD, which comprises the following steps: (a) testing whether the request to transmit the video file into AF file exists in the video file playing course; (b) separating the video signal and AF signal in the video file through the signal collector of video frequency if existing the transmitting request; (c) reserving the separated AF signal in the memory at AF file pattern. The invention makes user reserve the favorite music randomly during watching the film, which improves the interest and also provides convenience for working and studying.

Description

technical field [0001] The invention relates to a method and device for converting files in a multimedia player, in particular to a method and device for converting video and audio files in a DVD into audio files. Background technique [0002] With the popularity of DVD, people have higher and higher requirements for DVD, but often when they hear beautiful music while watching a movie, they often want to save a piece of background music of the movie to their own MP3 player or burn it to in CD. [0003] Existing audio-visual file is converted into audio file generally all is to realize by various audio-video conversion tool software in the computer, such as software such as Super Jieba. If you want to save a section of background music of the movie when playing the movie in the DVD, you must take out the disc and put it into the computer for conversion, but you cannot directly convert it in the DVD, which is very inconvenient for the user. Contents of the invention [000...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G11B20/10
Inventor 朴成虎
Owner LEJIN GUANGDIAN ELECTRONIC CO LTD SHANGHAI
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