[FFmpeg-trac] #1784(avcodec:reopened): internal aac encoder fails with 5.1 input

FFmpeg trac at avcodec.org
Sat May 4 10:10:22 CEST 2013


#1784: internal aac encoder fails with 5.1 input
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             Reporter:  rogerdpack   |                    Owner:
                 Type:  enhancement  |                   Status:  reopened
             Priority:  wish         |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  aac          |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by klaussfreire):

 Interesting. I just confirmed this still happens. I'm working on the AAC
 encoder, so I think I'll take a look at why this happens. While working on
 AAC's rate control, I noticed similar issues when too many bits are
 assigned to too loud signals, and it does look like this could be the case
 (the signal is really powerful). I already added lots of failsafes for
 this case (on a patch that I'll be sending soon), but it doesn't seem to
 cover this particular issue in the attached sample. So I'll keep looking.

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1784#comment:9>
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