EXPORTS swr_alloc swr_alloc_set_opts swr_alloc_set_opts2 swr_build_matrix swr_build_matrix2 swr_close swr_config_frame swr_convert swr_convert_frame swr_drop_output swr_ffversion swr_free swr_get_class swr_get_delay swr_get_out_samples swr_init swr_inject_silence swr_is_initialized swr_next_pts swr_set_channel_mapping swr_set_compensation swr_set_matrix swresample_configuration swresample_license swresample_version