[Ffmpeg-devel] ffmpeg does not recognize sound in 3gp file

Marcus Engene ffmpeg
Mon May 23 14:31:53 CEST 2005


Sorry, I forgot, Quicktime reports audio format as
AMR Narrowband, Mono, 8000Hz

Marcus Engene wrote:

> Hi,
>
> I have a bunch of films from an Ericsson (? whichever model, a friend 
> was filming with his phone) which are fully playable with sound in 
> Apple's Quicktime player. Ffmpeg does however not want to output any 
> sound from it.
>
> Is it supposed to work?
>
> An example file (260kB) can be found at engene.se/potatiskanon.3gp
>
> Best regards,
> Marcus
>
> $ ffmpeg -i potatiskanon.3gp -acodec mp3 banan.mov
> ffmpeg version 0.4.9-pre1, build 4755, Copyright (c) 2000-2004 Fabrice 
> Bellard
>  configuration:  --enable-gpl --enable-vhook --enable-mp3lame 
> --enable-xvid --enable-shared --disable-mmx
>  built on May 23 2005 11:37:12, gcc: 3.4.3 20050227 (Red Hat 
> 3.4.3-22.fc3)
> Input #0, mov,mp4,m4a,3gp,3g2, from 'Potatiskanon.3gp':
>  Duration: 00:05:10.4, start: 0.000000, bitrate: 6 kb/s
>  Stream #0.0: Video: h263, yuv420p, 176x144, 9.81 fps
>  Stream #0.1: Audio: 0x726d6173, 8000 Hz, mono
> Output #0, mov, to 'banan.mov':
>  Stream #0.0: Video: mpeg4, yuv420p, 176x144, 9.81 fps, q=2-31, 200 kb/s
>  Stream #0.1: Audio: mp3, 8000 Hz, mono, 64 kb/s
> Stream mapping:
>  Stream #0.0 -> #0.0
>  Stream #0.1 -> #0.1
> Unsupported codec (id=73728) for input stream #0.1
>
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel at mplayerhq.hu
> http://mplayerhq.hu/mailman/listinfo/ffmpeg-devel
>
>





More information about the ffmpeg-devel mailing list