[FFmpeg-user] When encoding mp3 at low bitrate FFmpeg gives error report.

Tom Evans tevans.uk at googlemail.com
Wed Feb 22 13:50:17 CET 2012


On Wed, Feb 22, 2012 at 12:39 PM, bat guano <batguano999 at hotmail.com> wrote:
>
> Hi
> When encoding to mp3 at low bitrate FFmpeg gives a (red) error report.
> [mp3 @ 0x9777d40] Unsupported sample rate.

No idea.

>
> lame --longhelp shows:-
> MPEG-2   layer III sample frequencies (kHz):  16  24  22.05
> bitrates (kbps):  8 16 24 32 40 48 56 64 80 96 112 128 144 160
>
> So 16Kbps, 22.05Khz is valid.
>
> Although it is "MPEG-2" layer III, this is still mp3.
>

MP3 stands for 'MPEG-2 layer 3'

Cheers

Tom


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