• ambichannels : ambix_info_t
• cols : ambix_matrix_t
• data : ambix_matrix_t
• end_position : ambix_region_t
• extrachannels : ambix_info_t
• f : number32_t
• fileformat : ambix_info_t
• frames : ambix_info_t
• i : number32_t
• name : ambix_marker_t , ambix_region_t
• position : ambix_marker_t
• rows : ambix_matrix_t
• sampleformat : ambix_info_t
• samplerate : ambix_info_t
• start_position : ambix_region_t
• u : number32_t