rem: gst_play_set_volume (bvw->priv->play, volume / 100);
add: gst_play_set_volume (bvw->priv->play, (gfloat) volume / 100);
context: bacon_video_widget_set_volume (BaconVideoWidget *bvw, int volume){	g_return_if_fail (bvw != NULL);	g_return_if_fail (BACON_IS_VIDEO_WIDGET(bvw));	g_return_if_fail (GST_IS_PLAY(bvw->priv->play));	gst_play_set_volume (bvw->priv->play, volume / 100);}