325   struct RTC_EXPORT RTCConfiguration {  struct
340     bool dscp() const { return media_config.enable_dscp; }  in dscp()
341     void set_dscp(bool enable) { media_config.enable_dscp = enable; }  in set_dscp()
343     bool cpu_adaptation() const {  in cpu_adaptation()
346     void set_cpu_adaptation(bool enable) {  in set_cpu_adaptation()
350     bool suspend_below_min_bitrate() const {  in suspend_below_min_bitrate()
353     void set_suspend_below_min_bitrate(bool enable) {  in set_suspend_below_min_bitrate()
357     bool prerenderer_smoothing() const {  in prerenderer_smoothing()
360     void set_prerenderer_smoothing(bool enable) {  in set_prerenderer_smoothing()
364     bool experiment_cpu_load_estimator() const {  in experiment_cpu_load_estimator()
367     void set_experiment_cpu_load_estimator(bool enable) {  in set_experiment_cpu_load_estimator()
371     int audio_rtcp_report_interval_ms() const {  in audio_rtcp_report_interval_ms()
374     void set_audio_rtcp_report_interval_ms(int audio_rtcp_report_interval_ms) {  in set_audio_rtcp_report_interval_ms()
379     int video_rtcp_report_interval_ms() const {  in video_rtcp_report_interval_ms()
382     void set_video_rtcp_report_interval_ms(int video_rtcp_report_interval_ms) {  in set_video_rtcp_report_interval_ms()
406     // The below few fields mirror the standard RTCConfiguration dictionary:  argument
412     IceServers servers;
415     IceTransportsType type = kAll;
416     BundlePolicy bundle_policy = kBundlePolicyBalanced;
417     RtcpMuxPolicy rtcp_mux_policy = kRtcpMuxPolicyRequire;
418     std::vector<rtc::scoped_refptr<rtc::RTCCertificate>> certificates;
419     int ice_candidate_pool_size = 0;
433     bool disable_ipv6_on_wifi = false;
440     int max_ipv6_networks = cricket::kDefaultMaxIPv6Networks;
444     bool disable_link_local_networks = false;
449     absl::optional<int> screencast_min_bitrate;
452     absl::optional<bool> combined_audio_video_bwe;
460     absl::optional<bool> enable_dtls_srtp;
468     TcpCandidatePolicy tcp_candidate_policy = kTcpCandidatePolicyEnabled;
474     CandidateNetworkPolicy candidate_network_policy =
479     int audio_jitter_buffer_max_packets = kAudioJitterBufferMaxPackets;
483     bool audio_jitter_buffer_fast_accelerate = false;
486     int audio_jitter_buffer_min_delay_ms = 0;
491     int ice_connection_receiving_timeout = kUndefined;
500     int ice_backup_candidate_pair_ping_interval = kUndefined;
506     ContinualGatheringPolicy continual_gathering_policy = GATHER_ONCE;
511     bool prioritize_most_likely_ice_candidate_pairs = false;
516     struct cricket::MediaConfig media_config;
523     bool prune_turn_ports = false;
526     PortPrunePolicy turn_port_prune_policy = NO_PRUNE;
528     PortPrunePolicy GetTurnPortPrunePolicy() const {  in GetTurnPortPrunePolicy()
537     bool presume_writable_when_fully_relayed = false;
542     bool enable_ice_renomination = false;
550     bool redetermine_role_on_ice_restart = true;
561     bool surface_ice_candidates_on_ice_transport_type_changed = false;
585     absl::optional<int> ice_check_interval_strong_connectivity;
586     absl::optional<int> ice_check_interval_weak_connectivity;
587     absl::optional<int> ice_check_min_interval;
592     absl::optional<int> ice_unwritable_timeout;
597     absl::optional<int> ice_unwritable_min_checks;
602     absl::optional<int> ice_inactive_timeout;
606     absl::optional<int> stun_candidate_keepalive_interval;
612     webrtc::TurnCustomizer* turn_customizer = nullptr;
618     absl::optional<rtc::AdapterType> network_preference;
639     SdpSemantics sdp_semantics = SdpSemantics::kUnifiedPlan;
647     bool active_reset_srtp_params = false;
652     absl::optional<CryptoOptions> crypto_options;
656     bool offer_extmap_allow_mixed = true;
662     std::string turn_logging_id;
665     bool enable_implicit_rollback = false;
668     absl::optional<bool> allow_codec_switching;
672     absl::optional<int> report_usage_pattern_delay_ms;
676     absl::optional<int> stable_writable_connection_ping_interval_ms;
683     VpnPreference vpn_preference = VpnPreference::kDefault;
687     std::vector<rtc::NetworkMask> vpn_list;
689     PortAllocatorConfig port_allocator_config;
692     absl::optional<TimeDelta> pacer_burst_interval;