On Sat, Jan 31, 2015 at 10:51:05PM +0100, Christophe Gisquet wrote: > Hi, > > 2014-10-30 14:49 GMT+01:00 Christophe Gisquet <christophe.gisq...@gmail.com>: > > Hi, > > > > 2014-10-26 19:20 GMT+01:00 Michael Niedermayer <michae...@gmx.at>: > >> I took the liberty to apply the patch and fix the bug instead of > >> leaving it open until someone succeeds writing a fate test for it > > > > Hi, I wonder whether this should be reverted for now (and ticket #2970 > > reopened at the same time). > > > > I have been checking how to produce interlaced content through the > > encoder, and the current table produces worse results (PSNR-wise, but > > it was big enough to not bother checking visually). > > > > I don't know if that's an encoder issue yet or if the decoder table is > > still incorrect. > > So I've rederived the encoder table, and I'm getting the following > PSNR values, using tiny_psnr, on a progressive sequence from a chained > encoding and decoding: > Full progressive: stddev: 0.74 PSNR: 50.69 MAXDIFF: 19 > Before: stddev: 1.43 PSNR: 44.97 MAXDIFF: 17 > This patch: stddev: 0.76 PSNR: 50.44 MAXDIFF: 14 > > -- > Christophe
> dvenc.c | 16 ++++++++-------- > 1 file changed, 8 insertions(+), 8 deletions(-) > b9e45f119febaa64d0f9e830fa00f82272c4bc59 > 0001-dvenc-fix-2x4x8-interlaced-weight-table.patch > From 614a10803e964ff621e6ac27f166081699d045da Mon Sep 17 00:00:00 2001 > From: Christophe Gisquet <christophe.gisq...@gmail.com> > Date: Fri, 30 Jan 2015 19:43:03 +0100 > Subject: [PATCH] dvenc: fix 2x4x8 (interlaced) weight table > > Since the decoder has been fixed to output something similar to > other implementations, the encoder weight table needed this fix. > > Reference PSNR values on a progressive sequence (from tiny_psnr) > from a chained encoding and decoding: > Full progressive: stddev: 0.74 PSNR: 50.69 MAXDIFF: 19 > Before: stddev: 1.43 PSNR: 44.97 MAXDIFF: 17 > This patch: stddev: 0.76 PSNR: 50.44 MAXDIFF: 14 applied thanks [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB If you think the mosad wants you dead since a long time then you are either wrong or dead since a long time.
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