[MPlayer-dev-eng] To demuxer gurus

[Nick Kurshev]

Hello, Arpi!

On Sun, 10 Feb 2002 13:43:26 +0200 (CEST) you wrote:

> Hi,
> 
> >  Flags contains parameter settings specific to the AVI file and its data.
> >  The parameters correspond to the bit values of the Flags field as follows:
> > 
> >  Bit 8
> > 
> >     AVI file is interleaved.
> > [snip]
> :)))))))))))))))))))))))))))))))))))))))))))
> 
> > This info is missed in mplayer's header files.
> not only in mplayer, it's missed in all p[layers, and even worse: most .avi
> files...
> flags field is unused/ignored by all windows tools for years...
> 
> of course i know this and even generated list of flags of all files i have,
> and fourd it only related to /dev/urandom, but nothing with the interleaving
> 
> > Does someone knows could we extract more info on how AVI is interleaved?
> decode big enough part of audio to get the real speed of audio stream, then
> divide by fps and compare with video frame position...
> 
> the problem is that windows demuxers (all teh 3 they have) always parse av
> files as -ni. it always work but is always slower.
> 
Do you have really interlaced .avis?
Maybe avi interlacing is only theoretical thing?
And what about other formats?
Maybe it would be better to add -deint flags to mplayer?
With values: off, on, 0xDEADBEAF ?
> 
> A'rpi / Astral & ESP-team
> 
> --
> "I don't RTFM? Wow. What's the meaning of this? It's new for me."
> 	-- Martin Baum, a tipical MPlayer user...
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> 


Best regards! Nick
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