[MPlayer-dev-eng] [PATCH] missing marker bit

Ivan Kalvachev ivan at cacad.com
Thu Dec 9 15:35:15 CET 2004


Rejected.

You have not provided sample(s).

How could you be sure that only the marker bit is broken?
After all it is the only check for this header.

If only the beginning is broken then mplayer should advance until
it finds good header. 
If the samples are encoded with bad encoder, then I'm sorry for you.

Wish You Best
   Ivan Kalvachev
  iive


On Wed, 8 Dec 2004 16:11:11 +0100 (MET)
"Christoph Egger" <Christoph_Egger at gmx.de> wrote:

> 
> Hello!
> 
> 
> Synopsis:
> 
> When mplayer should player a mpeg video, some of them result
> in this:
> 
> MPEG-PS file format detected.
> missing marker bit!
> MPEG: bad sequence header
> Video: Cannot read properties.
> ==========================================================================
> Opening audio decoder: [mp3lib] MPEG layer-2, layer-3
> AUDIO: 48000 Hz, 2 ch, 16 bit (0x20), ratio: 24000->192000 (192.0 kbit)
> Selected audio codec: [mp3] afm:mp3lib (mp3lib MPEG layer-2, layer-3)
> ==========================================================================
> ...
> 
> and mplayer only plays the audio, but not the video.
> 
> VLC and Xine also claim about the missing marker bit, but
> nonetheless they play the video.
> 
> With the attached patch, mplayer can do this, too.
> 
> This is the output with the patch:
> 




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