[MPlayer-users] encode2mpeg 0.3.1 possible bug but encoding OK

Nico Sabbi nsabbi at tiscali.it
Thu Dec 2 18:46:06 CET 2004


Giacomo Comes wrote:

>On Thu, Dec 02, 2004 at 04:49:43PM +0100, Nico Sabbi wrote:
>  
>
>>Giacomo Comes wrote:
>>
>>    
>>
>>>>>Will your new muxer be able to mux ac3 audio?
>>>>>    
>>>>>
>>>>>          
>>>>>
>>>>it's already possible and working
>>>>
>>>>  
>>>>
>>>>        
>>>>
>>>>>And LPCM (lower priority compared to ac3)?
>>>>>
>>>>>Giacomo
>>>>>    
>>>>>
>>>>>          
>>>>>
>>>>to say the truth it has no proriority at the moment :)
>>>>  
>>>>
>>>>        
>>>>
>>>Nico,
>>>I have other requests/suggestions for your new
>>>muxer. Please see what you can do :-).
>>>
>>>1) add the possibility to set the "pulldown" flag
>>>like the -p option of mpeg2enc
>>>
>>>
>>>      
>>>
>>NTSC content is giving me a lot of problems. Can you please explain in
>>depth or provide a  link  how on pulldown works ?
>>    
>>
>
>In this page pulldown is explained very well.
>	http://raph.levien.com/pulldown.html
>>From there you should find other intresting links too.
>
>  
>
>>>2) add the possibility to split the final mpeg
>>>stream at a specified value. Usually 700Mb or 800Mb.
>>>This is not required for DVD stream, but it is 
>>>necessary vor SVCD/VCD
>>>
>>>
>>>      
>>>
>>ok
>>
>>    
>>
>>>3) Currently is not possible to set for the mpegs
>>>the aspect ratio 1:1 if the video has resolution 720x480
>>>In this case an aspect of 4/3 is set
>>>(this is more a bug of the current code than a new feature
>>>for your new muxer)
>>>
>>>
>>>      
>>>
>>-mpegopts ...:vaspect=1/1:...
>>    
>>
>
>Do you mean -lavcopts ...:aspect=1/1:...?
>In that case it's exactly what I'm complaining about.
>If and only if the video is 720x480 then the aspect is set at 4/3
>even if I specify 1/1 on the command line. Check it.
>If the resolution is 720x576 or other standard mpeg resolutions
>the aspect is set correctly
>(remember I'm talking about aspect=1/1)
>
>Giacomo
>
>  
>

no, I mean that my muxer accepts a series of parameters passed with 
-mpegopts, one of
which is vaspect; others are vwidth, vheight, vbitrate, vframerate, etc.




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