Converting MPEG to DVD without audio sync problems

Discussion in 'MPEG-1 and MPEG-2 encoding (AVI to DVD)' started by rolando88, Nov 7, 2006.

  1. rolando88

    rolando88 Member

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    My MPEG's before converting to DVD's have no sync problems whatsoever.

    What is the best program to convert with without having sync problems.
    What settings to use to help with the audio sync problems in program?
     
  2. rolando88

    rolando88 Member

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    I've just finished trying ConvertXtoDVD.
    I converted the whole thing to DVD files and tryed playing them and the audio sync is all messed up.
    This is really starting to aggravate me.

    I used to use NeroVision Express to encode and the burn the dvd but it would encode it with no problem and then when it was ready to burn it would say drive in use cannot record. it did it all the time and the drive was'nt being used just had the blank disc in it. so now it seems since i stopped using nerovision i've been having more problems.
     
    Last edited: Nov 7, 2006
  3. aldaco12

    aldaco12 Active member

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    Audio sync problem are originated by the fact that the original AVI had an audio compressed MP3 VBR instead of MP3 CBR.

    There are not application which direct prevent this.

    The only soultion is to decompresss the audio (setting VirtualDub's Audio menu in Full processing mode + doing File__Save WAV) and using the WAV file as audio input, not the AVI's MP3 VBR file.

    Even better, directly convert that ACĀ£ to AC3 with FFMPEG GUI + author the video part of the output (MPV) with the audio (the AC3 stream you made in the way I suggested) creating the DVD from the elementary streams (e.g. with IFOEdit).

    Read the FAQ and the 'sticky' about elementary streams. I never used ConvertXtoDVD, but in TMPGenc creates a M2V (which you must keep) + WAV (which you can discard) set, choosing 'DVD' in the wizard.
    TMPGenc Plus 2.5 is rather cheap and creates outputs of good quality even when encoding M2V videos in CBR mode [VBR is too slow]. Therefore I never used TMPGenc Xpress, which should be similar.
     
  4. rolando88

    rolando88 Member

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    ConvertXtoDVD takes about an hour TMPGENC took me over 10 hours.
     
  5. rolando88

    rolando88 Member

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    I was just trying to burn with CloneDVD2 and at 90% it said missing title VOB files named VTS_01_*.VOB
     
  6. mistycat

    mistycat Active member

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    Give WinAvi a shot. Faster than ConvertXtoDVD and almost the same quality. Has it's own burn engine or you can use any program that burns vobs, most use Nero. But, neither it nor ConvertXtoDVD accept WAV that I know of. It is slow, but as long as TMPGEnc will work for you, it may be worth it and it is good.
     
  7. rolando88

    rolando88 Member

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    I use WInAVI for avi files to DVDs.
     
  8. aldaco12

    aldaco12 Active member

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    If you convert into DVD M2V VBR it takes a long time , but if you encode into a DVD M2V CBR it needs just a couple of hours, with the only 'problem' that it creates a M2V + a 48 kHz WAV file (which you'll encode later into a 128 kbps, a 160 kbps or a 192 kbps (depending on the input AVI's audio stream quality - read it with VirtualDub's 'File Information' command) MP2 file or (even better) AC3 2ch file with FFMPEG GUI, if you want to save room for the video part and therefore to be able to encode later the video using a higher video bitrate).
    TMPGenc is extremly slow only for VBR encoding.

    But if you start from a mid-quality AVI encoding CBR won't be a gread mess (it's as listening to a MP3 CBR 128 kbps or to a MP3 VBR 96-160 kbps). If you don't listen to classic music you won't notice the difference.

    That is: unless you won't started from 2*700 MB AVI files for a 2h movie (and therefore, from a 1200-1400 kbps DivX/XviD video encoded WELL), encoding CBR won't sensitively decrease the DVD quality (garbage in = garbage out, I will never stop to say that to all of you).
     
    Last edited: Nov 9, 2006
  9. MysticE

    MysticE Active member

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    Have you tried saving it to your HD first (not set to burn), then starting Nero to burn the resultant files? Do you have InCD installed?
     

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