Allow QImage with more than 2GByte of image data

Changes internal data-size and pointer calculations
to qssize_t.

Adds new sizeInBytes() accessor to read byte size, and
marks the old one deprecated.

Task-number: QTBUG-50912
Change-Id: Idf0c2010542b0ec1c9abef8afd02d6db07f43e6d
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/gui/image/qimage_p.h b/src/gui/image/qimage_p.h
index 775ab6d541..9ba4945dc5 100644
--- a/src/gui/image/qimage_p.h
+++ b/src/gui/image/qimage_p.h
@@ -71,12 +71,12 @@ struct Q_GUI_EXPORT QImageData {        // internal image data
     int width;
     int height;
     int depth;
-    int nbytes;               // number of bytes data
+    qssize_t nbytes;               // number of bytes data
     qreal devicePixelRatio;
     QVector<QRgb> colortable;
     uchar *data;
     QImage::Format format;
-    int bytes_per_line;
+    qssize_t bytes_per_line;
     int ser_no;               // serial number
     int detach_no;