[MPlayer-users] Re: Playback problems

Joe madcoder at comcast.net
Tue Feb 17 12:39:25 CET 2004


As an update, I did find one of the files I was trying to play, which
would play as it did on my first attempt, and got a couple of screencaps
to explain what I mean by "melded" frames.  In the screencaps, named
s01e01-1.png (in the same location on the incoming ftp server), the
color of the frame is the blurred picture of the last frame before the
skip, and the crisp, visible outlines are what the current frame should
look like, which is best seen in the image named "s01e01-6.png".  Also
note that this time I played the files with mplayer 0.92-3.3.2.  At the
same time that these jumps were occurring, the error messages displayed
on stdout/err can be found at s01e01-update.output on the ftp server,
and generally consist of the following:

> Error at MB: 934
> concealing errors
> a52: CRC check failed!
> a52: error at resampling
> slice end not reached but screenspace end (2877 left 757DE9)
> concealing errors
> a52: CRC check failed!
> a52: error at resampling
> ac-tex damaged at 8 10
> Error at MB: 448
> concealing errors

Since the same happened for both versions of the file downloaded from
separate sources, and with 3 separate versions of mplayer, I'm going to
assume the problem lies in either the encoding of the file, or the codec
used.  My question now, is there a way to fix the problem without
obtaining a new, unrelated encoding of the files?  Like a way to repair
the clips, or anything that will resolve the problems I'm having at this
point?

Thanks



http://mplayerhq.hu/pipermail/mplayer-users/2004-February/042818.html
> I had downloaded an AVI a few days ago, and when I attempted to play it,
> the video and sound would both play ok, but it would randomly skip
> forward about 5-10 seconds, and when doing that, it looked like the last
> frame before the skip had become "melded" with the now-playing frames,
> to where it looked almost like a skin in a computer animation.  Was
> running mplayer-1.0pre2 (gentoo ebuild)
> 
> Well, that got annoying so I decided to download the file again from a
> different source.  By this time, I had installed mplayer-1.0pre3 to see
> if it made any difference, but now I get no playback at all.  I've
> uploaded a 5MB clip of one of the files along with a short description
> and the output from mplayer -v.
> 
> The following files at ftp://mplayerhq.hu/MPlayer/incoming/ pertain to
> my problem:
>        5242880 Feb 15 01:57 s01e01.avi
>           4860 Feb 15 02:00 s01e01.output
>            326 Feb 15 02:00 s01e01.txt
> 
> Any ideas will help greatly.
> Joe
Speak softly and own a big, mean Doberman. -- Dave Millman




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