[FFmpeg-devel] [PATCH 5/9] x86: simple_idct10_template: fix overflow in pass

Christophe Gisquet christophe.gisquet at gmail.com
Tue Oct 13 18:30:33 CEST 2015


2015-10-13 17:44 GMT+02:00 Christophe Gisquet <christophe.gisquet at gmail.com>:
> But I'll check.

Indeed not bit-exact to faani and C simple idct:
stddev:    0.00 PSNR:163.48 MAXDIFF:    1

This would at least result in fate no longer passing as this stands. I
don't think it's worth the speed difference.

No change on dct-test results (except for test 2), though.

-- 
Christophe


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