webrtc/api/rtp_transceiver_interface.cc
Markus Handell 5932fe1392 RtpTransceiverInterface: introduce HeaderExtensionsNegotiated.
This changes adds exposure of a new transceiver method for
accessing header extensions that have been negotiated, following
spec details in https://w3c.github.io/webrtc-extensions/#rtcrtptransceiver-interface.

The change contains unit tests testing the functionality.

Note: support for signalling directionality of header extensions
in the SDP isn't implemented yet.

https://chromestatus.com/feature/5680189201711104.
Intent to prototype: https://groups.google.com/a/chromium.org/g/blink-dev/c/65YdUi02yZk

Bug: chromium:1051821
Change-Id: If963beed37e96eed2dff3a2822db4e30caaea4a0
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/198126
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Markus Handell <handellm@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#32860}
2020-12-17 23:43:42 +00:00

85 lines
2.3 KiB
C++

/*
* Copyright 2018 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "api/rtp_transceiver_interface.h"
#include "rtc_base/checks.h"
namespace webrtc {
RtpTransceiverInit::RtpTransceiverInit() = default;
RtpTransceiverInit::RtpTransceiverInit(const RtpTransceiverInit& rhs) = default;
RtpTransceiverInit::~RtpTransceiverInit() = default;
absl::optional<RtpTransceiverDirection>
RtpTransceiverInterface::fired_direction() const {
return absl::nullopt;
}
bool RtpTransceiverInterface::stopping() const {
return false;
}
void RtpTransceiverInterface::Stop() {
StopInternal();
}
RTCError RtpTransceiverInterface::StopStandard() {
RTC_NOTREACHED() << "DEBUG: RtpTransceiverInterface::StopStandard called";
return RTCError::OK();
}
void RtpTransceiverInterface::StopInternal() {
RTC_NOTREACHED() << "DEBUG: RtpTransceiverInterface::StopInternal called";
}
RTCError RtpTransceiverInterface::SetCodecPreferences(
rtc::ArrayView<RtpCodecCapability>) {
RTC_NOTREACHED() << "Not implemented";
return {};
}
std::vector<RtpCodecCapability> RtpTransceiverInterface::codec_preferences()
const {
return {};
}
std::vector<RtpHeaderExtensionCapability>
RtpTransceiverInterface::HeaderExtensionsToOffer() const {
return {};
}
webrtc::RTCError RtpTransceiverInterface::SetOfferedRtpHeaderExtensions(
rtc::ArrayView<const RtpHeaderExtensionCapability>
header_extensions_to_offer) {
return webrtc::RTCError(webrtc::RTCErrorType::UNSUPPORTED_OPERATION);
}
std::vector<RtpHeaderExtensionCapability>
RtpTransceiverInterface::HeaderExtensionsNegotiated() const {
return {};
}
// TODO(bugs.webrtc.org/11839) Remove default implementations when clients
// are updated.
void RtpTransceiverInterface::SetDirection(
RtpTransceiverDirection new_direction) {
SetDirectionWithError(new_direction);
}
RTCError RtpTransceiverInterface::SetDirectionWithError(
RtpTransceiverDirection new_direction) {
RTC_NOTREACHED() << "Default implementation called";
return RTCError::OK();
}
} // namespace webrtc