Totem does not start on nouveau

[ibotty]

$ flatpak run org.gnome.Totem

(totem:2): GStreamer-CRITICAL **: 09:33:31.016: gst_caps_from_string: assertion 'string' failed

(totem:2): GStreamer-CRITICAL **: 09:33:31.016: gst_pad_template_new: assertion 'caps != NULL' failed

(totem:2): GStreamer-CRITICAL **: 09:33:31.016: gst_mini_object_unref: assertion 'mini_object != NULL' failed

(totem:2): GStreamer-CRITICAL **: 09:33:31.016: gst_element_class_add_pad_template: assertion 'GST_IS_PAD_TEMPLATE (templ)' failed

(totem:2): GStreamer-Video-CRITICAL **: 09:33:31.016: gst_video_decoder_init: assertion 'pad_template != NULL' failed

(totem:2): GStreamer-WARNING **: 09:33:31.016: Element vaapidecode0 has an ALWAYS template src, but no pad of the same name

Running GST_DEBUG=*:6 flatpak run org.gnome.Totem > totem.log 2>&1 I get the totem.log.

The graphics card is

01:00.0 VGA compatible controller: NVIDIA Corporation GP108 [GeForce GT 1030] (rev a1) (prog-if 00 [VGA controller])
        Subsystem: Gigabyte Technology Co., Ltd Device 375d
        Flags: bus master, fast devsel, latency 0, IRQ 29
        Memory at f6000000 (32-bit, non-prefetchable) [size=16M]
        Memory at e0000000 (64-bit, prefetchable) [size=256M]
        Memory at f0000000 (64-bit, prefetchable) [size=32M]
        I/O ports at e000 [size=128]
        Expansion ROM at 000c0000 [disabled] [size=128K]
        Capabilities: <access denied>
        Kernel driver in use: nouveau
        Kernel modules: nouveau

I am running sway-1.7-1.fc35.x86_64 with kernel 5.16.16-200.fc35.x86_64.

[hadess]

What's the output of flatpak run org.freedesktop.Platform.VaInfo on your system?

Could you also try installing the org.gnome.Totem.Devel Flatpak, and testing that? Instructions here: https://www.hadess.net/2022/02/videos-de-clutter-ification.html

[hadess]

No answer in more than a month. Please test with the latest version of totem and file a new bug if it still happens.