webrtc/pc/rtc_stats_traversal.h
Mirko Bonadei d970807e0c Remove rtc_base/scoped_ref_ptr.h.
The type rtc::scoped_refptr<T> is now part of api/. Please include it from
api/scoped_refptr.h.

More info: See: https://groups.google.com/forum/#!topic/discuss-webrtc/Mme2MSz4z4o.

Bug: webrtc:9887, webrtc:8205
No-Try: True
Change-Id: Ic6c7c81e226e59f12f7933e472f573ae097b55bf
Reviewed-on: https://webrtc-review.googlesource.com/c/119041
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26414}
2019-01-25 20:29:58 +00:00

44 lines
1.7 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.
*/
#ifndef PC_RTC_STATS_TRAVERSAL_H_
#define PC_RTC_STATS_TRAVERSAL_H_
#include <string>
#include <vector>
#include "api/scoped_refptr.h"
#include "api/stats/rtc_stats.h"
#include "api/stats/rtc_stats_report.h"
namespace webrtc {
// Traverses the stats graph, taking all stats objects that are directly or
// indirectly accessible from and including the stats objects identified by
// |ids|, returning them as a new stats report.
// This is meant to be used to implement the stats selection algorithm.
// https://w3c.github.io/webrtc-pc/#dfn-stats-selection-algorithm
rtc::scoped_refptr<RTCStatsReport> TakeReferencedStats(
rtc::scoped_refptr<RTCStatsReport> report,
const std::vector<std::string>& ids);
// Gets pointers to the string values of any members in |stats| that are used as
// references for looking up other stats objects in the same report by ID. The
// pointers are valid for the lifetime of |stats| assumings its members are not
// modified.
//
// For example, RTCCodecStats contains "transportId"
// (RTCCodecStats::transport_id) referencing an RTCTransportStats.
// https://w3c.github.io/webrtc-stats/#dom-rtccodecstats-transportid
std::vector<const std::string*> GetStatsReferencedIds(const RTCStats& stats);
} // namespace webrtc
#endif // PC_RTC_STATS_TRAVERSAL_H_