[FFmpeg-trac] #3695(undetermined:new): extremely slow 5.1 float aiff decoding since ffmpeg 2.x

FFmpeg trac at avcodec.org
Mon Jun 2 10:47:30 CEST 2014


#3695: extremely slow 5.1 float aiff decoding since ffmpeg 2.x
-------------------------------------+-------------------------------------
             Reporter:  divide       |                     Type:  defect
               Status:  new          |                 Priority:  important
            Component:               |                  Version:  2.1.4
  undetermined                       |               Blocked By:
             Keywords:  aiff         |  Reproduced by developer:  0
  decoding 5.1 surround 32bit float  |
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug: Decoding an aiff file with float samples and more than
 2 channels is extremely slow since ffmpeg 2.x (but very fast with ffmpeg
 1.2)
 How to reproduce:
 {{{
 % ffmpeg -i 5.1-32f.aif 5.1-32f.wav
 ffmpeg version: any version since ffmpeg 2.x
 built on windows platform
 }}}
 Patches should be submitted to the ffmpeg-devel mailing list and not this
 bug tracker.

--
Ticket URL: <https://trac.ffmpeg.org/ticket/3695>
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