[FFmpeg-trac] #431(undetermined:reopened): When converting audio to an MP3 using CBR, result is reported VBR

FFmpeg trac at avcodec.org
Wed Sep 21 12:45:44 EEST 2016


#431: When converting audio to an MP3 using CBR, result is reported VBR
-------------------------------------+-------------------------------------
             Reporter:  schtorch     |                    Owner:  michael
                 Type:  defect       |                   Status:  reopened
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:  CBR mp3      |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by relaxed):

 volker,

 I just tested ffmpeg git master with encoding an aac to -c:a libmp3lame
 -b:a 128k in avi. mediainfo reports "Bit rate mode : Constant" for the
 audio. Can you check your file with mediainfo to see if it says the same?

 Thanks

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Ticket URL: <https://trac.ffmpeg.org/ticket/431#comment:20>
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