[MPlayer-dev-eng] [PATCH] new mpeg muxer

Nico Sabbi nsabbi at tiscali.it
Sun Feb 27 23:36:03 CET 2005


D Richard Felker III wrote:

>I just tested the output with MPlayer, not any hardware. I don't think
>I have access to any hardware that's picky enough to care..
>
>For the reference, telecine2.
>
>  
>
>>I still have two doubts.
>>1) at the moment telecining is applied to frames in decoding order:
>>to me it seems natural to apply it to frames in display order, or is it 
>>wrong?
>>    
>>
>
>Yes...this is a major problem, dammit. I've said it 1000 times it
>feels like, but I'll say once again: I FUCKING HATE B FRAMES!!!!!!!
>
>Whoever came up with such idiocy should be tied to heavy rocks and
>thrown into a huge vat of cola!!
>
>  
>
>>2) actually timestamps are not modified after telecining, but wouldn't 
>>the player
>>get momentarily out of sync in the course of a second (although the user 
>>might not nitice)?
>>Should I recalculate frame duration and pts after telecining?
>>    
>>
>
>Perhaps. MPEG pts handling is really broken and I don't understand it,
>so I'll leave it up to you or someone else to figure it out. If you
>can find an easy way to do it, it probably should be done.
>
>Rich
>  
>

it was too good to be true :(
I will try to fix both issues.
I agree with you: b frames are good only to make things complicate
and to spoil the image.

    Nico




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