gentoo-overlay/media-gfx/qiviewer/files/qiviewer-use-system-webp.patch

--- qiviewer.pro.orig	2012-08-27 15:29:24.435612352 +0400
+++ qiviewer.pro	2012-08-27 15:30:12.286611983 +0400
@@ -58,24 +58,9 @@
     message(This feature isn't ready yet, use it carefully!)
     # rules to execute when myfeature IS defined:
     DEFINES += WEBP_SUPPORT
-    INCLUDEPATH += . ./3rdparty/webp
-    HEADERS += webpdecoder.h \
-               3rdparty/webp/dec/bits.h \
-               3rdparty/webp/dec/vp8i.h \
-               3rdparty/webp/dec/yuv.h \
-               3rdparty/webp/webp/decode.h \
-               3rdparty/webp/webp/decode_vp8.h \
-               3rdparty/webp/webp/encode.h \
-               3rdparty/webp/webp/types.h
-    SOURCES += webpdecoder.cpp \
-               3rdparty/webp/dec/bits.c \
-               3rdparty/webp/dec/dsp.c \
-               3rdparty/webp/dec/frame.c \
-               3rdparty/webp/dec/quant.c \
-               3rdparty/webp/dec/tree.c \
-               3rdparty/webp/dec/vp8.c \
-               3rdparty/webp/dec/webp.c \
-               3rdparty/webp/dec/yuv.c
+    HEADERS += webpdecoder.h
+    SOURCES += webpdecoder.cpp
+    LIBS += -lwebp
 }
 
 # Tell Qt Linguist that we use UTF-8 strings in our sources
--- webpdecoder.cpp.orig	2012-08-27 15:29:30.110612309 +0400
+++ webpdecoder.cpp	2012-08-27 15:29:49.919612154 +0400
@@ -2,7 +2,7 @@
 #include <QPainter>
 #include <QPixmap>
 #include "webpdecoder.h"
-#include "3rdparty/webp/webp/decode.h"
+#include <webp/decode.h>
 
 WebpDecoder::WebpDecoder(QWidget *parent) : QWidget(parent)
 {