diff options
author | Samuel Gaist <samuel.gaist@edeltech.ch> | 2013-09-16 23:06:02 +0200 |
---|---|---|
committer | The Qt Project <gerrit-noreply@qt-project.org> | 2013-09-18 10:47:53 +0200 |
commit | 18a08ab8a1c7b88a1b43b8eb54e899a36f70a458 (patch) | |
tree | 4ab0ca09c04e5cef19d3269bcbc72ab3b287d8a8 /src | |
parent | 97279d05822a70da1fb3dab083d823a5f5a008fe (diff) |
Add missing initialization before requesting png data for scaled read
Initialize all values read to sensible default in case reading them
fails in read_image_scaled. It has already been done for a normal
image read
Task-number: QTBUG-32674
Change-Id: I19dccad7ef342f1b1bba6b513c04d3661d128a54
Reviewed-by: aavit <eirik.aavitsland@digia.com>
Diffstat (limited to 'src')
-rw-r--r-- | src/gui/image/qpnghandler.cpp | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/src/gui/image/qpnghandler.cpp b/src/gui/image/qpnghandler.cpp index 7838b7df8e..4b016782b1 100644 --- a/src/gui/image/qpnghandler.cpp +++ b/src/gui/image/qpnghandler.cpp @@ -1,5 +1,6 @@ /**************************************************************************** ** +** Copyright (C) 2013 Samuel Gaist <samuel.gaist@edeltech.ch> ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** @@ -406,14 +407,14 @@ static void read_image_scaled(QImage *outImage, png_structp png_ptr, png_infop i QPngHandlerPrivate::AllocatedMemoryPointers &, QSize scaledSize) { - png_uint_32 width; - png_uint_32 height; - png_int_32 offset_x; - png_int_32 offset_y; + png_uint_32 width = 0; + png_uint_32 height = 0; + png_int_32 offset_x = 0; + png_int_32 offset_y = 0; - int bit_depth; - int color_type; - int unit_type; + int bit_depth = 0; + int color_type = 0; + int unit_type = PNG_OFFSET_PIXEL; png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, 0, 0, 0); png_get_oFFs(png_ptr, info_ptr, &offset_x, &offset_y, &unit_type); uchar *data = outImage->bits(); |