diff options
author | Antoine Brodin <antoine@FreeBSD.org> | 2015-09-13 20:27:07 +0000 |
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committer | Antoine Brodin <antoine@FreeBSD.org> | 2015-09-13 20:27:07 +0000 |
commit | ebf910c93e1d041b16f112578157957efd68a426 (patch) | |
tree | f9381a47bf449519e64d5c0bf372b91645a35a57 /graphics/jpeg-turbo | |
parent | a178d1e1d7352000ce99662c00278a485b78ebaa (diff) | |
download | ports-ebf910c93e1d041b16f112578157957efd68a426.tar.gz ports-ebf910c93e1d041b16f112578157957efd68a426.zip |
Notes
Diffstat (limited to 'graphics/jpeg-turbo')
-rw-r--r-- | graphics/jpeg-turbo/Makefile | 2 | ||||
-rw-r--r-- | graphics/jpeg-turbo/files/patch-jcdctmgr.c | 41 |
2 files changed, 42 insertions, 1 deletions
diff --git a/graphics/jpeg-turbo/Makefile b/graphics/jpeg-turbo/Makefile index 368408a90abe..504a52d799f6 100644 --- a/graphics/jpeg-turbo/Makefile +++ b/graphics/jpeg-turbo/Makefile @@ -3,7 +3,7 @@ PORTNAME= jpeg-turbo PORTVERSION= 1.4.0 -PORTREVISION?= 0 +PORTREVISION?= 1 CATEGORIES= graphics MASTER_SITES= SF/lib${PORTNAME}/${PORTVERSION} DISTNAME= lib${PORTNAME}-${PORTVERSION} diff --git a/graphics/jpeg-turbo/files/patch-jcdctmgr.c b/graphics/jpeg-turbo/files/patch-jcdctmgr.c new file mode 100644 index 000000000000..aed62bdac9c6 --- /dev/null +++ b/graphics/jpeg-turbo/files/patch-jcdctmgr.c @@ -0,0 +1,41 @@ +--- jcdctmgr.c.orig 2014-11-06 09:32:38 UTC ++++ jcdctmgr.c +@@ -6,7 +6,7 @@ + * libjpeg-turbo Modifications: + * Copyright (C) 1999-2006, MIYASAKA Masaru. + * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB +- * Copyright (C) 2011, 2014 D. R. Commander ++ * Copyright (C) 2011, 2014-2015 D. R. Commander + * For conditions of distribution and use, see the accompanying README file. + * + * This file contains the forward-DCT management logic. +@@ -175,6 +175,19 @@ compute_reciprocal (UINT16 divisor, DCTE + UDCTELEM c; + int b, r; + ++ if (divisor == 1) { ++ /* divisor == 1 means unquantized, so these reciprocal/correction/shift ++ * values will cause the C quantization algorithm to act like the ++ * identity function. Since only the C quantization algorithm is used in ++ * these cases, the scale value is irrelevant. ++ */ ++ dtbl[DCTSIZE2 * 0] = (DCTELEM) 1; /* reciprocal */ ++ dtbl[DCTSIZE2 * 1] = (DCTELEM) 0; /* correction */ ++ dtbl[DCTSIZE2 * 2] = (DCTELEM) 1; /* scale */ ++ dtbl[DCTSIZE2 * 3] = (DCTELEM) (-sizeof(DCTELEM) * 8); /* shift */ ++ return 0; ++ } ++ + b = flss(divisor) - 1; + r = sizeof(DCTELEM) * 8 + b; + +@@ -395,7 +408,8 @@ quantize (JCOEFPTR coef_block, DCTELEM * + + #if BITS_IN_JSAMPLE == 8 + +- UDCTELEM recip, corr, shift; ++ UDCTELEM recip, corr; ++ int shift; + UDCTELEM2 product; + + for (i = 0; i < DCTSIZE2; i++) { |