[MPlayer-users] Problem reading audio,

[John]

Hello,

Guillaume POIRIER wrote:

>Hi,
>
>On 11/6/05, John <geearf at free.fr> wrote:
>  
>
>>Hello,
>>
>>
>>I have a problem with mplayer, but yet I am not quite sure where it
>>comes from.
>>When playing a video in an mp4 container with mp3 audio and X264 for the
>>video, the sound is not good, sometimes I can hear some 'artifacts' and
>>some other times the sound just repeats itself. I have build various CVS
>>of mplayer, ffmpeg and x.264 but nothing changed this.
>>
>>I have been told by some people having the same problem that it might be
>>just a problem reading the header of the mp3 in the mp4 container or
>>something like this, but I cannot be sure.
>>
>>I am having lot of these :
>>
>>mpg123: Can't rewind stream by 28 bits!3  51/ 51 34% 10% 55.5% 16 0 17%
>>mpg123: Can't rewind stream by 36 bits!7  52/ 52 34% 10% 52.8% 17 0 39%
>>
>>And sometimes also the "Your system is too SLOW to play this!" , but I
>>shoul not I think.
>>My computer is a laptop with a P m 1.3GHz 512Mb and a radeon m9000. It
>>should be enough, but even with framedrop quality low and all, I'm
>>having the sluggish audio.
>>    
>>
>
>Would you happen to be using an audio driver different than oss or
>alsa? I've had many prolems with esd and arts in the past.
>
>
>  
>
I am using alsa, and I have no problem with avi + MP3 + xvid

>>I don't have any problem reading this file with VLC, and as both players
>>are somehow built upon ffmpeg, I am not quite sure where my problem
>>comes from.
>>
>>Thanks for any help,
>>    
>>
>
>Are you the person who sent me a pm on hw.fr?
>
>
>  
>
Yes I am :)

>>If anyone wants, I should be able to provide a sample of the file, I
>>just need to search for how cutting a video without vdub ;)
>>    
>>
>
>Though I don't have much experience with mp4, I don't think vdub will
>do a good job at this. I think your should have a look at mp4box
>instead.
>
>  
>
Well the thing is that I was used to it,  but now under GNU / Linux I 
haven't tried any tools yet :)
But I will look for what you said,

>Guillaume
>--
>Reading doesn't hurt, really!
> -- Dominik 'Rathann' Mierzejewski
>
>  
>
Thanks,

John

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