[Interest] QCamera | Qt 5.7 | MultimediaWidgets::Camera example.

[Igor Mironchik]

Hi,

I remember that with previous version of my Kubuntu (15.04, 15.10) and 
earlier versions of Qt camera worked.

Can anybody check if this example works with his camera on Kubuntu 16.04 
and Qt 5.7?

Thank you.


On 29.08.2016 19:05, Igor Mironchik wrote:
> Hi,
>
> I try to start camera example in multimediawidgets, but all my cameras 
> failed to start with "No camera source available" error. I'm on Linux 
> with Qt 5.7.
>
> Is it known bug, or I missed something on my system?
>
> In app's output I see:
>
> (camera:7876): GLib-GObject-WARNING **: invalid (NULL) pointer instance
>
> (camera:7876): GLib-GObject-CRITICAL **: g_signal_connect_data: 
> assertion 'G_TYPE_CHECK_INSTANCE (instance)' failed
>
> (camera:7876): GLib-GObject-WARNING **: invalid (NULL) pointer instance
>
> (camera:7876): GLib-GObject-CRITICAL **: g_signal_connect_data: 
> assertion 'G_TYPE_CHECK_INSTANCE (instance)' failed
>
> (camera:7876): GLib-GObject-WARNING **: invalid (NULL) pointer instance
>
> (camera:7876): GLib-GObject-CRITICAL **: g_signal_connect_data: 
> assertion 'G_TYPE_CHECK_INSTANCE (instance)' failed
>
> (camera:7876): GStreamer-CRITICAL **: gst_object_ref_sink: assertion 
> 'GST_IS_OBJECT (object)' failed
>
> (camera:7876): GStreamer-CRITICAL **: gst_element_get_bus: assertion 
> 'GST_IS_ELEMENT (element)' failed
>
> (camera:7876): GStreamer-CRITICAL **: gst_bus_add_watch_full: 
> assertion 'GST_IS_BUS (bus)' failed
>
> (camera:7876): GStreamer-CRITICAL **: gst_bus_set_sync_handler: 
> assertion 'GST_IS_BUS (bus)' failed
>
> (camera:7876): GStreamer-CRITICAL **: gst_object_ref: assertion 
> 'object != NULL' failed
>
> (camera:7876): GLib-GObject-CRITICAL **: g_object_set: assertion 
> 'G_IS_OBJECT (object)' failed
>
> (camera:7876): GLib-GObject-CRITICAL **: g_object_set: assertion 
> 'G_IS_OBJECT (object)' failed
>
> (camera:7876): GStreamer-CRITICAL **: gst_object_ref: assertion 
> 'object != NULL' failed
>
> (camera:7876): GStreamer-CRITICAL **: gst_element_set_state: assertion 
> 'GST_IS_ELEMENT (element)' failed
>
> (camera:7876): GLib-GObject-CRITICAL **: g_object_get: assertion 
> 'G_IS_OBJECT (object)' failed
>

-- 
Best Regards,
Igor Mironchik.