[Ffmpeg-devel] FFmpeg converted 3gp getting audio distortion

Michael Niedermayer michaelni
Mon Oct 9 15:11:08 CEST 2006


On Sat, Oct 07, 2006 at 11:54:36PM +0800, Pixelib Team wrote:
> Recently, ffmpeg has been compiled using gcc 3.4.6 at redhat 7.3 and
> lame-3.96.1, however, the converted flv from 3gp video format getting audio
> distortion, the sound is quite different than original.
> FFmpeg compile configuration
> ./configure --enable-a52 --enable-gpl --enable-amr_nb --enable-amr_wb
> --enable-mp3lame --enable-vorbis --enable-libogg --enable-xvid
> --enable-shared
> ffmpeg -i foo.3gp -sameq -s qcif foo.flv
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'foo.3gp':
> Duration: 00:00:25.8, start: 0.000000, bitrate: 129 kb/s
> Stream #0.0(jpn): Video: h263, yuv420p, 176x144, 29.97 fps(r)
> Stream #0.1(jpn): Audio: amr_nb, 8000 Hz, mono

this is either not the complete output or you use an old unsupported
version of ffmpeg either way we cannot help you

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

In the past you could go to a library and read, borrow or copy any book
Today you'd get arrested for mere telling someone where the library is

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