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List:       kde-commits
Subject:    [gwenview] /: Improve sharpness for downscaled jpeg images
From:       Benjamin_Löwe <benni () mytum ! de>
Date:       2013-05-31 18:04:04
Message-ID: 20130531180404.C9357A6067 () git ! kde ! org
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Git commit d97102e332b86db61b0cd358935abf390fbdab1d by Benjamin Löwe.
Committed on 30/05/2013 at 17:27.
Pushed by bennihill into branch 'master'.

Improve sharpness for downscaled jpeg images

REVIEW: 110743
BUG: 286284
FIXED-IN: 4.11.0

M  +1    -1    lib/document/document.cpp
M  +1    -1    tests/auto/documenttest.cpp

http://commits.kde.org/gwenview/d97102e332b86db61b0cd358935abf390fbdab1d

diff --git a/lib/document/document.cpp b/lib/document/document.cpp
index f3677fd..dd4a680 100644
--- a/lib/document/document.cpp
+++ b/lib/document/document.cpp
@@ -131,7 +131,7 @@ const QImage& Document::image() const
 inline int invertedZoomForZoom(qreal zoom)
 {
     int invertedZoom;
-    for (invertedZoom = 1; zoom < 1. / (invertedZoom * 2); invertedZoom *= 2) {}
+    for (invertedZoom = 1; zoom < 1. / (invertedZoom * 4); invertedZoom *= 2) {}
     return invertedZoom;
 }
 
diff --git a/tests/auto/documenttest.cpp b/tests/auto/documenttest.cpp
index 3da2471..b608e34 100644
--- a/tests/auto/documenttest.cpp
+++ b/tests/auto/documenttest.cpp
@@ -215,7 +215,7 @@ void DocumentTest::testLoadDownSampled()
     QImage downSampledImage = doc->downSampledImageForZoom(0.2);
     QVERIFY2(!downSampledImage.isNull(), "Down sampled image should not be null");
 
-    QSize expectedSize = doc->size() / 4;
+    QSize expectedSize = doc->size() / 2;
     if (expectedSize.isEmpty()) {
         expectedSize = image.size();
     }
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