| /* |
| * Copyright 2015 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. |
| */ |
| |
| #import "RTCPeerConnection+Private.h" |
| |
| #import "NSString+StdString.h" |
| #import "RTCMediaStreamTrack+Private.h" |
| #import "RTCLegacyStatsReport+Private.h" |
| |
| #include "rtc_base/checks.h" |
| |
| namespace webrtc { |
| |
| class StatsObserverAdapter : public StatsObserver { |
| public: |
| StatsObserverAdapter(void (^completionHandler) |
| (NSArray<RTCLegacyStatsReport *> *stats)) { |
| completion_handler_ = completionHandler; |
| } |
| |
| ~StatsObserverAdapter() { |
| completion_handler_ = nil; |
| } |
| |
| void OnComplete(const StatsReports& reports) override { |
| RTC_DCHECK(completion_handler_); |
| NSMutableArray *stats = [NSMutableArray arrayWithCapacity:reports.size()]; |
| for (const auto* report : reports) { |
| RTCLegacyStatsReport *statsReport = |
| [[RTCLegacyStatsReport alloc] initWithNativeReport:*report]; |
| [stats addObject:statsReport]; |
| } |
| completion_handler_(stats); |
| completion_handler_ = nil; |
| } |
| |
| private: |
| void (^completion_handler_)(NSArray<RTCLegacyStatsReport *> *stats); |
| }; |
| } // namespace webrtc |
| |
| @implementation RTCPeerConnection (Stats) |
| |
| - (void)statsForTrack:(RTCMediaStreamTrack *)mediaStreamTrack |
| statsOutputLevel:(RTCStatsOutputLevel)statsOutputLevel |
| completionHandler: |
| (void (^)(NSArray<RTCLegacyStatsReport *> *stats))completionHandler { |
| rtc::scoped_refptr<webrtc::StatsObserverAdapter> observer( |
| new rtc::RefCountedObject<webrtc::StatsObserverAdapter> |
| (completionHandler)); |
| webrtc::PeerConnectionInterface::StatsOutputLevel nativeOutputLevel = |
| [[self class] nativeStatsOutputLevelForLevel:statsOutputLevel]; |
| self.nativePeerConnection->GetStats( |
| observer, mediaStreamTrack.nativeTrack, nativeOutputLevel); |
| } |
| |
| @end |