Gst.Structure.prototype.get_boolean

function get_boolean(fieldname:String):Boolean {
    // Gjs wrapper for gst_structure_get_boolean()
}

Sets the boolean pointed to by value corresponding to the value of the given field. Caller is responsible for making sure the field exists and has the correct type.

fieldname: the name of a field
Returns: TRUE if the value could be set correctly. If there was no field with fieldname or the existing field did not contain a boolean, this function returns FALSE.