misc: fix file-picker filters

Change-Id: Ifa422aabbc2a593248f49c3c85ca4be18f42a11c
diff --git a/setavatardialog.cpp b/setavatardialog.cpp
index 68ad8a6..745b7ae 100644
--- a/setavatardialog.cpp
+++ b/setavatardialog.cpp
@@ -23,6 +23,7 @@
 #include <QWindow>
 #include <QtMultimedia\QCameraImageCapture>
 #include <QBuffer>
+#include <QStandardPaths>
 
 #include "setavatardialog.h"
 #include "ui_setavatardialog.h"
@@ -137,8 +138,9 @@
 void
 SetAvatarDialog::openFileManager()
 {
+    auto picturesDir = QStandardPaths::standardLocations(QStandardPaths::PicturesLocation).first();
     rawPixmap_.load(QFileDialog::getOpenFileName(this,
-        tr("Open Image"), "", tr("Image Files (*.png *.jpg *.bmp)")));
+        tr("Open Image"), picturesDir, tr("Image Files (*.jpg *.jpeg *.png *.bmp)")));
     editMode();
 }