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On api level two methods were added to api/media_stream_interface.cc on VideoSourceInterface, GetLatency and SetLatency. Latency is measured in seconds, delay in milliseconds but both describes the same concept. Bug: webrtc:10287 Change-Id: Ib8dc62a4d73f63fab7e10b82c716096ee6199957 Reviewed-on: https://webrtc-review.googlesource.com/c/123482 Commit-Queue: Ruslan Burakov <kuddai@google.com> Reviewed-by: Stefan Holmer <stefan@webrtc.org> Reviewed-by: Philip Eliasson <philipel@webrtc.org> Reviewed-by: Steve Anton <steveanton@webrtc.org> Cr-Commit-Position: refs/heads/master@{#26877}
43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
/*
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* Copyright 2019 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef PC_PLAYOUT_LATENCY_INTERFACE_H_
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#define PC_PLAYOUT_LATENCY_INTERFACE_H_
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#include <stdint.h>
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#include "media/base/delayable.h"
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#include "rtc_base/ref_count.h"
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namespace webrtc {
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// PlayoutLatency delivers user's latency queries to the underlying media
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// channel. It can describe either video or audio latency for receiving stream.
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// "Interface" suffix in the interface name is required to be compatible with
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// api/proxy.cc
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class PlayoutLatencyInterface : public rtc::RefCountInterface {
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public:
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// OnStart allows to uniqely identify to which receiving stream playout
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// latency must correpond through |media_channel| and |ssrc| pair.
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virtual void OnStart(cricket::Delayable* media_channel, uint32_t ssrc) = 0;
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// Indicates that underlying receiving stream is stopped.
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virtual void OnStop() = 0;
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// Sets latency in seconds.
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virtual void SetLatency(double latency) = 0;
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// Returns latency in seconds.
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virtual double GetLatency() const = 0;
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};
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} // namespace webrtc
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#endif // PC_PLAYOUT_LATENCY_INTERFACE_H_
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