| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_PEERCONNECTION_RTC_RTP_SENDER_PLATFORM_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_PEERCONNECTION_RTC_RTP_SENDER_PLATFORM_H_ |
| |
| #include <memory> |
| |
| #include "third_party/blink/renderer/platform/peerconnection/rtc_stats.h" |
| #include "third_party/blink/renderer/platform/platform_export.h" |
| #include "third_party/blink/renderer/platform/wtf/text/wtf_string.h" |
| #include "third_party/blink/renderer/platform/wtf/vector.h" |
| #include "third_party/webrtc/api/dtls_transport_interface.h" |
| #include "third_party/webrtc/api/rtp_parameters.h" |
| #include "third_party/webrtc/api/stats/rtc_stats.h" |
| |
| namespace blink { |
| |
| class RtcDtmfSenderHandler; |
| class RTCEncodedAudioStreamTransformer; |
| class RTCEncodedVideoStreamTransformer; |
| class RTCVoidRequest; |
| class MediaStreamComponent; |
| |
| // Implementations of this interface keep the corresponding WebRTC-layer sender |
| // alive through reference counting. Multiple |RTCRtpSenderPlatform|s could |
| // reference the same sender; check for equality with |id|. |
| // https://w3c.github.io/webrtc-pc/#rtcrtpsender-interface |
| class PLATFORM_EXPORT RTCRtpSenderPlatform { |
| public: |
| virtual ~RTCRtpSenderPlatform(); |
| virtual std::unique_ptr<RTCRtpSenderPlatform> ShallowCopy() const = 0; |
| |
| // Two |RTCRtpSenderPlatform|s referencing the same WebRTC-layer sender have |
| // the same |id|. IDs are guaranteed to be unique amongst senders but they are |
| // allowed to be reused after a sender is destroyed. |
| virtual uintptr_t Id() const = 0; |
| virtual rtc::scoped_refptr<webrtc::DtlsTransportInterface> |
| DtlsTransport() = 0; |
| // Note: For convenience, DtlsTransportInformation always returns a value. |
| // The information is only interesting if DtlsTransport() is non-null. |
| virtual webrtc::DtlsTransportInformation DtlsTransportInformation() = 0; |
| virtual MediaStreamComponent* Track() const = 0; |
| virtual Vector<String> StreamIds() const = 0; |
| // TODO(hbos): Replace RTCVoidRequest by something resolving promises based |
| // on RTCError, as to surface both exception type and error message. |
| // https://crbug.com/790007 |
| virtual void ReplaceTrack(MediaStreamComponent*, RTCVoidRequest*) = 0; |
| virtual std::unique_ptr<RtcDtmfSenderHandler> GetDtmfSender() const = 0; |
| virtual std::unique_ptr<webrtc::RtpParameters> GetParameters() const = 0; |
| virtual void SetParameters(Vector<webrtc::RtpEncodingParameters>, |
| absl::optional<webrtc::DegradationPreference>, |
| RTCVoidRequest*) = 0; |
| virtual void GetStats(RTCStatsReportCallback, |
| const Vector<webrtc::NonStandardGroupId>&) = 0; |
| virtual void SetStreams(const Vector<String>& stream_ids) = 0; |
| virtual RTCEncodedAudioStreamTransformer* GetEncodedAudioStreamTransformer() |
| const { |
| return nullptr; |
| } |
| virtual RTCEncodedVideoStreamTransformer* GetEncodedVideoStreamTransformer() |
| const { |
| return nullptr; |
| } |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_PEERCONNECTION_RTC_RTP_SENDER_PLATFORM_H_ |