On Wed, Nov 16, 2016 at 12:15:28PM +0100, Carl Eugen Hoyos wrote: > Hi! > > Attached patch improves output for some ffv1 files imo. > Current slowdown for the existing decode-line timer is > 2%, I wonder if this can be improved through refactoring. > > Please comment, Carl Eugen
> ffv1dec.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > ab0f3ff58a18145efd66d627ecbf54c35b5c23e6 > 0001-lavc-ffv1dec-Scale-output-for-lsb-packed-compression.patch > From e4e8277d4f0daeb9f61c2da9ebb167a084b1b93c Mon Sep 17 00:00:00 2001 > From: Carl Eugen Hoyos <ceho...@ag.or.at> > Date: Wed, 16 Nov 2016 12:03:17 +0100 > Subject: [PATCH] lavc/ffv1dec: Scale output for msb-packed compression to > full 16bit. > > 2% slowdown for existing decode-line timer. > --- > libavcodec/ffv1dec.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) probably ok also try if using a temporary variable is faster [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB I have often repented speaking, but never of holding my tongue. -- Xenocrates
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