[MEncoder-users] adding harddup's after the fact...

[Josh Sharpe]

Do I use that with -ovc copy ? Eg:

Mencider -ovc copy -mc 0 -opfs 29.97 -oac copy -o new.avi old.avi

Sent from my iPhone, which is cooler than your iPhone.

On Dec 15, 2009, at 8:21 AM, Jarred Nicholls  
<jarred.nicholls at gmail.com> wrote:

>
>
> On Dec 15, 2009, at 2:54 AM, Josh Sharpe <josh.m.sharpe at gmail.com>  
> wrote:
>
>> So basically I encoded an mpeg stream without '-vf harddup' and am
>> regretting it.  The file is in an AVI with h264 video and ac3 audio  
>> and I'm
>> trying to convert it to mp4/264/aac (so I can play it in quicktime).
>>
>> I've managed go get everything dumped, re-encoded and remuxed the  
>> way I
>> want, but I have a sync issue.  The video is going much faster than  
>> the
>> audio.  (Is this because all of those 0-byte frames got dropped  
>> when the
>> remuxing occured??)
>>
>> So, my original AVI file plays fine, which tells me that those 0-byte
>> 'duplicate' frames must be sitting there acting like duplicates,  
>> waiting to
>> be blown away by the resmuxer and screwing me over...  Is there any  
>> way I
>> can convert all of those fake duplicate frames to hard dups **without
>> re-encoding the video** so that when I do dump and remux them that  
>> the sync
>> issue doesn't happen?
>>
>> Does that all make sense?
>>
>> Thanks!
>
> Use harddup always and try with '-mc 0'.  Also specify your output  
> fps '-ofps'.   That should work if your original AVI is in sync.
>
> Jarred
>
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