[PATCH] qv4l2: Fix UTF8 error message strings

[Tasos Sahanidis]

In locales such as el_GR.UTF-8, sterror() returns localised error
messages, which get printed as question marks due to the conversion
in QString::toLatin1().

Calling QString::toUtf8 instead, corrects this error.

Signed-off-by: Tasos Sahanidis <ta...@tasossah.com>
---
 utils/qv4l2/qv4l2.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/utils/qv4l2/qv4l2.cpp b/utils/qv4l2/qv4l2.cpp
index 832f479e..b52a3b60 100644
--- a/utils/qv4l2/qv4l2.cpp
+++ b/utils/qv4l2/qv4l2.cpp
@@ -1705,7 +1705,7 @@ void ApplicationWindow::error(const QString &error)
 {
        statusBar()->showMessage(error, 20000);
        if (!error.isEmpty())
-               fprintf(stderr, "%s\n", error.toLatin1().data());
+               fprintf(stderr, "%s\n", error.toUtf8().data());
 }
 
 void ApplicationWindow::error(int err)
@@ -1780,7 +1780,7 @@ static bool processShortOption(const QStringList &args, 
int &i, QString &dev)
                return false;
        if (args[i].length() == 2) {
                if (i + 1 >= args.size()) {
-                       usageError(args[i].toLatin1());
+                       usageError(args[i].toUtf8());
                        return false;
                }
                dev = args[++i];
@@ -1803,7 +1803,7 @@ static bool processLongOption(const QStringList &args, 
int &i, QString &dev)
                return true;
        }
        if (i + 1 >= args.size()) {
-               usageError(args[i].toLatin1());
+               usageError(args[i].toUtf8());
                return false;
        }
        dev = args[++i];
@@ -1857,7 +1857,7 @@ int main(int argc, char **argv)
                } else if (args[i] == "-R" || args[i] == "--raw") {
                        raw = true;
                } else {
-                       printf("Invalid argument %s\n", 
args[i].toLatin1().data());
+                       printf("Invalid argument %s\n", 
args[i].toUtf8().data());
                        return 0;
                }
        }
-- 
2.20.1