[FFmpeg-trac] #3921(avcodec:new): Faster RDFT

FFmpeg trac at avcodec.org
Wed Sep 3 13:53:30 CEST 2014

#3921: Faster RDFT
               Reporter:  ubitux       |                  Owner:
                   Type:  enhancement  |                 Status:  new
               Priority:  normal       |              Component:  avcodec
                Version:  git-master   |               Keywords:  fft rdft
             Blocked By:               |               Blocking:
Reproduced by developer:  0            |  Analyzed by developer:  0
 Our RDFT code is too slow, at least on x86. See http://kojevnikov.com

 We probably want to add a {{{ff_rdft_calc_sse/avx}}} (and/or maybe
 consider another algorithm?).

Ticket URL: <https://trac.ffmpeg.org/ticket/3921>
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