> did you find any message such as "PCM: hw_ptr skipping!" ? No.
> did period update occur at period boundary ? I don't know how to tell. > are there any message by totem or gst ? No messages from gst-launch. These messages were produced by Totem, but they don't seem relevant: (totem:5747): GStreamer-CRITICAL **: gst_mini_object_copy: assertion 'mini_object != NULL' failed (totem:5747): GStreamer-CRITICAL **: gst_caps_get_size: assertion 'GST_IS_CAPS (caps)' failed (totem:5747): GStreamer-CRITICAL **: gst_mini_object_unref: assertion 'mini_object != NULL' failed ** (totem:5747): CRITICAL **: gst_pad_set_caps: assertion 'caps != NULL && gst_caps_is_fixed (caps)' failed (totem:5747): Gtk-WARNING **: Calling Inhibit failed: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files (totem:5747): Gtk-WARNING **: Calling Inhibit failed: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files (totem:5747): Gtk-WARNING **: Calling Inhibit failed: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files (totem:5747): Gtk-WARNING **: Calling Inhibit failed: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1247719 Title: crackling, popping, clicking in playback to audigy2 surround51 device To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1247719/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
