1 files changed, 29 insertions, 6 deletions
diff --git a/src/plugins/multimedia/gstreamer/mediacapture/qgstreamercamera.cpp b/src/plugins/multimedia/gstreamer/mediacapture/qgstreamercamera.cpp
index bfb3bdf8d..f55038932 100644
--- a/src/plugins/multimedia/gstreamer/mediacapture/qgstreamercamera.cpp
+++ b/src/plugins/multimedia/gstreamer/mediacapture/qgstreamercamera.cpp
@@ -16,14 +16,37 @@
 
 #include <QtCore/qdebug.h>
 
-QGstreamerCamera::QGstreamerCamera(QCamera *camera)
-        : QPlatformCamera(camera)
+QMaybe<QPlatformCamera *> QGstreamerCamera::create(QCamera *camera)
+{
+    QGstElement videotestsrc("videotestsrc");
+    if (!videotestsrc)
+        return errorMessageCannotFindElement("videotestsrc");
+
+    QGstElement capsFilter("capsfilter", "videoCapsFilter");
+    if (!capsFilter)
+        return errorMessageCannotFindElement("capsfilter");
+
+    QGstElement videoconvert("videoconvert", "videoConvert");
+    if (!videoconvert)
+        return errorMessageCannotFindElement("videoconvert");
+
+    QGstElement videoscale("videoscale", "videoScale");
+    if (!videoscale)
+        return errorMessageCannotFindElement("videoscale");
+
+    return new QGstreamerCamera(videotestsrc, capsFilter, videoconvert, videoscale, camera);
+}
+
+QGstreamerCamera::QGstreamerCamera(QGstElement videotestsrc, QGstElement capsFilter,
+                                   QGstElement videoconvert, QGstElement videoscale,
+                                   QCamera *camera)
+    : QPlatformCamera(camera),
+      gstCamera(std::move(videotestsrc)),
+      gstCapsFilter(std::move(capsFilter)),
+      gstVideoConvert(std::move(videoconvert)),
+      gstVideoScale(std::move(videoscale))
 {
-    gstCamera = QGstElement("videotestsrc");
-    gstCapsFilter = QGstElement("capsfilter", "videoCapsFilter");
     gstDecode = QGstElement("identity");
-    gstVideoConvert = QGstElement("videoconvert", "videoConvert");
-    gstVideoScale = QGstElement("videoscale", "videoScale");
     gstCameraBin = QGstBin("camerabin");
     gstCameraBin.add(gstCamera, gstCapsFilter, gstDecode, gstVideoConvert, gstVideoScale);
     gstCamera.link(gstCapsFilter, gstDecode, gstVideoConvert, gstVideoScale);