Ok so I downloaded the latest version. Read the INSTALL file. Did what I
was told and now I have avconv 9.1. But now avconv does not find libmp3lame
suddenly. Will this ever end?
avconv version 9.1, Copyright (c) 2000-2013 the Libav developers
built on Feb 13 2013 07:23:15 with gcc 4.7 (Ubuntu/Linaro 4.7.2-2ubuntu1)
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from
'iTunes_test1_AAC-LC_v4_Stereo_VBR_128kbps_44100Hz.m4a':
Metadata:
major_brand : M4A
minor_version : 0
compatible_brands: M4A mp42isom
creation_time : 2008-11-13 11:53:16
title : Long0
gapless_playback: 0
encoder : iTunes 8.0.0.35, QuickTime 7.5.5
Duration: 00:05:07.52, start: 0.000000, bitrate: 130 kb/s
Stream #0.0(und): Audio: aac, 44100 Hz, stereo, fltp, 128 kb/s
Metadata:
creation_time : 2008-11-13 11:53:16
Unknown encoder 'libmp3lame'
On Tue, Feb 12, 2013 at 5:58 PM, Justin Ruggles <[email protected]>wrote:
> On 02/12/2013 02:34 AM, Jacques Koorts wrote:
> > I have a 4 channel wav that cannot be converted to mp3 using the lame
> > encoder.
> >
> > The following command does not work.
> >
> > avconv -i drmapan.wav -ar 22050 -ac 2 test.mp3
> >
> > I get:
> >
> > avconv version 0.8.5-6:0.8.5-0ubuntu0.12.10.1, Copyright (c) 2000-2012
> > the Libav developers
> > built on Jan 24 2013 14:49:20 with gcc 4.7.2
> > Input #0, wav, from 'drmapan.wav':
> > Duration: 00:00:04.78, bitrate: 1411 kb/s
> > Stream #0.0: Audio: pcm_s16le, 22050 Hz, quad, s16, 1411 kb/s
> > File 'test.mp3' already exists. Overwrite ? [y/N] y
> > [mp3 @ 0x855860] Unsupported sample rate.
> > Output #0, mp3, to 'test.mp3':
> > Metadata:
> > TSSE : Lavf53.21.1
> > Stream #0.0: Audio: libmp3lame, 22050 Hz, 2 channels, s16, 200 kb/s
> > Stream mapping:
> > Stream #0:0 -> #0:0 (pcm_s16le -> libmp3lame)
> > Press ctrl-c to stop encoding
> > Resampling output channel count must be 1 or 2 for mono input; 1, 2 or 6
> > for stereo input; or N for N channel input.
> > Can not resample 4 channels @ 22050 Hz to 2 channels @ 22050 Hz
>
> You need a newer version. The conversion from quad to stereo is
> currently supported.
>
> -Justin
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> libav-tools mailing list
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>
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