GstParse get a pipeline from a text pipeline description @Returns: @GST_PARSE_ERROR_SYNTAX: @GST_PARSE_ERROR_NO_SUCH_ELEMENT: @GST_PARSE_ERROR_NO_SUCH_PROPERTY: @GST_PARSE_ERROR_LINK: @GST_PARSE_ERROR_COULD_NOT_SET_PROPERTY: @GST_PARSE_ERROR_EMPTY_BIN: @GST_PARSE_ERROR_EMPTY: @pipeline_description: @error: @Returns: @argv: @error: @Returns: