[FFmpeg-devel] WMV2 decoding performance

Diego Biurrun diego
Sat Nov 10 23:11:56 CET 2007

I notice that our WMV2 decoder is vastly faster for most of the samples
I try it on, for example all the stuff from


except for the following sample:


Any clues what could be the reason?  Benjamin suspects a non-optimized
IDCT.  The only difference I notice right off is that the above sample
is much higher resolution that the others.


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