cv/video-property-page: fix qv4l2 invocation for Linux #726

Submitted-by: Artem Sobolev

1 files changed, 1 insertions, 1 deletions

diff --git a/cv/video-property-page.cpp b/cv/video-property-page.cpp
index a711e6af..0d2b7458 100644
--- a/cv/video-property-page.cpp
+++ b/cv/video-property-page.cpp
@@ -153,7 +153,7 @@ bool video_property_page::show(int idx)
     const QList<QString> camera_names(get_camera_names());
 
     if (idx >= 0 && idx < camera_names.size())
-        return QProcess::startDetached("qv4l2", QStringList() << "-d" << camera_names[idx]);
+        return QProcess::startDetached("qv4l2", QStringList { "-d", QString("/dev/video%1").arg(idx) });
     else
         return false;
 }