我正在尝试在Mac OS X 10.9和Mac上编译并运行开箱即用的GStreamer "GUI toolkit integration" tutorial。 Xcode 5.1.1。我正在运行GStreamer 0.10，这是他们下载页面的版本。之前的示例编译并运行没有问题，但是一旦GTK +和Pango参与其中，我就会遇到这些运行时错误。
(process:2634): Gtk-WARNING **: Locale not supported by C library.
Using the fallback 'C' locale.
(Tutorial 5:2634): GLib-GObject-CRITICAL **: g_object_ref: assertion `G_IS_OBJECT (object)' failed
(Tutorial 5:2634): GLib-GObject-CRITICAL **: g_object_get_qdata: assertion `G_IS_OBJECT (object)' failed
(Tutorial 5:2634): GLib-GObject-CRITICAL **: g_object_set_qdata_full: assertion `G_IS_OBJECT (object)' failed
(Tutorial 5:2634): Pango-CRITICAL **: pango_fontset_foreach: assertion `PANGO_IS_FONTSET (fontset)' failed
(Tutorial 5:2634): Pango-CRITICAL **: pango_fontset_foreach: assertion `PANGO_IS_FONTSET (fontset)' failed
(Tutorial 5:2634): Pango-CRITICAL **: pango_fontset_foreach: assertion `PANGO_IS_FONTSET (fontset)' failed
(Tutorial 5:2634): Pango-CRITICAL **: pango_fontset_foreach: assertion `PANGO_IS_FONTSET (fontset)' failed
(Tutorial 5:2634): Pango-WARNING **: failed to choose a font, expect ugly output. engine-type='PangoRenderCoreText', script='common'
(Tutorial 5:2634): GLib-GObject-CRITICAL **: g_object_ref: assertion `G_IS_OBJECT (object)' failed
(Tutorial 5:2634): Pango-WARNING **: couldn't load font ".Lucida Grande UI Not-Rotated 12", modified variant/weight/stretch as fallback, expect ugly output.
(Tutorial 5:2634): GLib-GObject-CRITICAL **: g_object_ref: assertion `G_IS_OBJECT (object)' failed
(Tutorial 5:2634): Pango-ERROR **: Could not load fallback font, bailing out.
可能是版本问题吗？使用旧版GStreamer运行更新的示例，如上所述here？
提前感谢您的帮助。如果我不够具体，请告诉我。