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Extracting midi from karaoke DVD
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Author:  jw232 [ Sun Jun 01, 2008 9:42 pm ]
Post subject:  Extracting midi from karaoke DVD

I have a karaoke DVD and I want to extract the midi files from it. What program can I use to dothis?

Author:  MorganLeFey [ Sun Jun 01, 2008 9:44 pm ]
Post subject:  Re: Extracting midi from karaoke DVD

how do you know they are midi john? do they have .mid as the extension?

Chances are they have undergone a change and even though they still sound midi they are no longer midi

Author:  jw232 [ Sun Jun 01, 2008 9:51 pm ]
Post subject:  Re: Extracting midi from karaoke DVD

The karaoke machine says midi when it plays them.

Author:  MorganLeFey [ Sun Jun 01, 2008 9:52 pm ]
Post subject:  Re: Extracting midi from karaoke DVD

can you explore the disc and copy and paste?

Author:  jw232 [ Sun Jun 01, 2008 9:57 pm ]
Post subject:  Re: Extracting midi from karaoke DVD

Yes, it has an audio_ts folder with nothing in it, a video_ts folder with vob, ifo, and bup files, and it has NEWTON00.dat, NEWTON10.dat, etc.

Author:  Nlouch [ Mon Jun 02, 2008 12:21 am ]
Post subject:  Re: Extracting midi from karaoke DVD

The two folders you note are indicative of the file structure of a standard video DVD (or the almost failed AudioDVD).

I don't think the music is being stored as MIDI, as no normal player would play it back.

As such, you're not going to be able to extract them :(

Author:  jw232 [ Mon Jun 02, 2008 8:11 am ]
Post subject:  Re: Extracting midi from karaoke DVD

Like I said, the karaoke machine says it's midi. It only shows "MIDI" when it plays midi songs. Need more evidence?

The disc has 10,000 songs at 4 minutes each. Assuming the whole disc (which is 3 GB) is used for music, the average song is encoded at 10.48576 kbps. Take into account space that is used for video, lyrics, and whatnot, and the bit rate is even lower. Such a low bit rate would sound completely horrible if they weren't midi.

Author:  Nlouch [ Mon Jun 02, 2008 8:16 am ]
Post subject:  Re: Extracting midi from karaoke DVD

I'm not trying to disprove you, I'm trying to help.

Does the DVD play these fines in "any old dvd player" or just a special one for this purpose?

Reason I ask - MIDI support is not standard on DVD players.

Also, how about you post a listing of what you see when you look through the disks contents, because I still say that VIDEO_TS / AUDIO_TS filesystem shows a standard (commercial) video DVD.

Author:  jw232 [ Mon Jun 02, 2008 8:25 am ]
Post subject:  Re: Extracting midi from karaoke DVD

In Windows Media Player it just plays the videos, no music or lyrics.
Of course, the karaoke machine plays them correctly.
Here's a listing of the files.

¦ NEWTON00.DAT
¦ NEWTON10.DAT
¦ NEWTON11.DAT
¦ NEWTON12.DAT
¦ NEWTON20.DAT
¦ NEWTON30.DAT
¦
+---VIDEO_TS
¦ VIDEO_TS.IFO
¦ VIDEO_TS.VOB
¦ VIDEO_TS.BUP
¦ VTS_01_0.IFO
¦ VTS_01_1.VOB
¦ VTS_01_2.VOB
¦ VTS_01_3.VOB
¦ VTS_01_0.BUP
¦
+---AUDIO_TS

Author:  Nlouch [ Mon Jun 02, 2008 11:59 am ]
Post subject:  Re: Extracting midi from karaoke DVD

Very odd, not seen anything like this then...

Sorry if you found me abrasive - just trying to work out what format this disk is...

Author:  jerry12x [ Sun Jun 15, 2008 6:05 am ]
Post subject:  Re: Extracting midi from karaoke DVD

You will be able to extract the tracks easy enough.
Just google vob conerter.
There are plenty of free ones available.
But, like has been pointed out.
They will not be midi files.
They will be movies.

Author:  jerry12x [ Sun Jun 15, 2008 6:11 am ]
Post subject:  Re: Extracting midi from karaoke DVD

Sorry, should have read
vob converter

Author:  RLC [ Sun Jun 15, 2008 8:05 am ]
Post subject:  Re: Extracting midi from karaoke DVD

jerry12x is correct - they can be extracted but they will be either in individual .vob files or .mpg file (both of which are video files)

Author:  knightshow [ Sun Jun 15, 2008 11:46 am ]
Post subject:  Re: Extracting midi from karaoke DVD

you should be able to rename the .dat files to .mpg and they'll play in windows media player.

Author:  jerry12x [ Mon Jun 16, 2008 10:08 am ]
Post subject:  Re: Extracting midi from karaoke DVD

All the data is in the .vob files.
The .dat files wont do anything.

Author:  knightshow [ Mon Jun 16, 2008 10:37 am ]
Post subject:  Re: Extracting midi from karaoke DVD

I remember renaming some dat files and having the vid files...

no biggie, thanks for the tip!

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