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  1. i have 2 hour and 1/5 long avi's, when i tired to merge them in Virtualdub i got the VBR error, so i go to re-save the avi's with full audio stream to rid of the vbr and be able to merge them, then end result it a avi that is double the size 3Gb, which is making this hard to convert to a dvd, i dont have the space on top of the 3Gb to do a full blown 6+Gb convert, Nero will do it under that but 2 times it has given me an error and failed. Is there a setting in virtualdub i missed to select audio quality? Is there a way now i can down size the audio in the file or do i have to do merge this again? the original size of the avi's were 1.5 Gb together.
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  2. Member
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    Nov 2002
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    Common mistake. VDub's default is no-compression for the video, resulting in large file size. So do the Save As, but look at the bottom, and make sure you pick a compression codec! (preferably as the same as the original).

    If only the audio was VBR, you may be able to save the audio separately, convert it with BeSweet or some other audio tool to CBR, then mux it back.
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  3. VH Veteran jimmalenko's Avatar
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    I get the feeling kicko did Direct Stream Copy on the video, as an increase in file size from 1.5GB to 3GB would indicate this to be the case. If the video was on Full Processing, I daresay we'd be talking somewhere in the 150-200GB range

    You could possibly re-encode the audio to CBR MP3 @ 192kbps or thereabouts (Lame MP3 might be required), which should give you about 1.7GB total for the new files if my calculations are correct. Incidently, you don't seem to have much HDD space ?
    If in doubt, Google it.
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  4. I think the better question is why did this fail in NERO when it was going to burn a 3Gb dvd, i'll have to check my log. I'll also look in Virtualdub when i save as to see the compression, what are the compression options? Now with this 3Gb can i re-save it with compression or it's best to start from scratch? I had * Gb to work with but the original avi's plus the 3 Gb leaves me with 4+Gb a blank dvd's worth to burn a temp. I think the audio was VBR, i'm not sure about the video but if i did direct for video and full for audio then i'd guess it was an audio issue. Thanks for your help guys... I was just trying to keep things simple, a common mistake when deal with pc's.

    :P i have done full stream video before, kind of funny when the drive get full in about 2 min.
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  5. Thanks for the help guys... i selected full audio and then reopened the tab and saw compression options, but now i was wondering what can i safely compress the audio to and keep the same quality? the original source had 131bits(if that makes sense) and i didn't have a lot to choose from with options so i picked mp3 highest option, i noticed filters in VDub as well but is there anyways to EQ the sound at all, i'd like to raise the highs a little, since the sound is a little muffled. Thanks
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  6. I'm a MEGA Super Moderator Baldrick's Avatar
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    are you gonna convert to dvd?? then why join at all? can't you just add two avis to nerovision and convert? if that wont work use something ELSE like divxtodvd. the original avi size does not matter when you convert to dvd.
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  7. well i'm not sure about NERO but in divxtodvd(older free version) the avi's are converted as 2 seperate titles, so depending on how your dvd player reads, one of mine will stop playing the 1st half and go back to a menu(if one is made) or start playing 1st half over again until you hit the remote to change titles, my other player does better but it pauses for a few seconds and begins playing the next title, besides all that the chapters would start numbering all over again, so i do convert splits into one "whole" avi and then convert to dvd just to ensure playback on numerous players is smooth. Your right maybe i'll try it in nero and see how that handles multi avi's but just from how divxtodvd handles i figure all will do the same.
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  8. anyone know how i can add codec in virtualdub? I have LAME encoder installed but it does not give me any higher 56k, i would at least like 96k
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  9. Member
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    So do the audio separately.
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