webrtc_m130/common_video/include/quality_limitation_reason.h
Henrik Boström ce33b6a4cf Implement QualityLimitationReasonTracker and expose "reason".
This CL implements the logic behind qualityLimitationReason[1] and
qualityLimitationDurations[2]

This CL also exposes qualityLimitationReason in the standard getStats()
API, but does not expose qualityLimitationDurations because that is
blocked on supporting the "record<>" type in RTCStatsMember[3].

[1] https://w3c.github.io/webrtc-stats/#dom-rtcoutboundrtpstreamstats-qualitylimitationreason
[2] https://w3c.github.io/webrtc-stats/#dom-rtcoutboundrtpstreamstats-qualitylimitationdurations
[3] https://crbug.com/webrtc/10685

TBR=stefan@webrtc.org

Bug: webrtc:10451, webrtc:10686
Change-Id: Ifff0be4ddd64eaec23d59c02af99fdbb1feb3841
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/138825
Commit-Queue: Henrik Boström <hbos@webrtc.org>
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28090}
2019-05-28 16:23:55 +00:00

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/*
* Copyright 2019 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.
*/
#ifndef COMMON_VIDEO_INCLUDE_QUALITY_LIMITATION_REASON_H_
#define COMMON_VIDEO_INCLUDE_QUALITY_LIMITATION_REASON_H_
namespace webrtc {
// https://w3c.github.io/webrtc-stats/#rtcqualitylimitationreason-enum
enum class QualityLimitationReason {
kNone,
kCpu,
kBandwidth,
kOther,
};
} // namespace webrtc
#endif // COMMON_VIDEO_INCLUDE_QUALITY_LIMITATION_REASON_H_