From 144193549a3a47ea3ade74289e3adc55c2bd65e6 Mon Sep 17 00:00:00 2001
From: Eirik Aavitsland <eirik.aavitsland@qt.io>
Date: Fri, 6 Sep 2019 16:13:30 +0200
Subject: lancelot graphics test: Fix screengrabs being distorted on Windows

The grabbing process transports the image data to the main process
over the stdout stream. Windows by default applies LF->CRLF conversion
on that stream. Avoid by setting the binary mode flag on it.

Change-Id: Ieec0911e24e21c111caeb35e35259833e1fdd639
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
Reviewed-by: Andy Nichols <andy.nichols@qt.io>
---
 tests/manual/scenegraph_lancelot/scenegrabber/main.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'tests/manual/scenegraph_lancelot')

diff --git a/tests/manual/scenegraph_lancelot/scenegrabber/main.cpp b/tests/manual/scenegraph_lancelot/scenegrabber/main.cpp
index 6da0799bbc..23c678380c 100644
--- a/tests/manual/scenegraph_lancelot/scenegrabber/main.cpp
+++ b/tests/manual/scenegraph_lancelot/scenegrabber/main.cpp
@@ -36,6 +36,11 @@
 #include <QtQuick/QQuickView>
 #include <QtQuick/QQuickItem>
 
+#ifdef Q_OS_WIN
+#  include <fcntl.h>
+#  include <io.h>
+#endif // Q_OS_WIN
+
 // Timeout values:
 
 // A valid screen grab requires the scene to not change
@@ -101,6 +106,10 @@ private slots:
 #endif
         if (ofile == "-") {   // Write to stdout
             QFile of;
+#ifdef Q_OS_WIN
+            // Make sure write to stdout doesn't do LF->CRLF
+            _setmode(_fileno(stdout), _O_BINARY);
+#endif // Q_OS_WIN
             if (!of.open(1, QIODevice::WriteOnly) || !lastGrab.save(&of, "ppm")) {
                 qWarning() << "Error: failed to write grabbed image to stdout.";
                 QGuiApplication::exit(2);
-- 
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