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Side by Side Diff: webrtc/api/objc/RTCPeerConnection+Stats.mm

Issue 1640993002: Update API for Objective-C RTCPeerConnection. (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Update against master Created 4 years, 10 months ago
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1 /*
2 * Copyright 2015 The WebRTC project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #import "RTCPeerConnection+Private.h"
tkchin_webrtc 2016/02/11 18:19:42 webrtc/api
12
13 #include "webrtc/base/checks.h"
14
15 #import "webrtc/api/objc/RTCMediaStreamTrack+Private.h"
16 #import "webrtc/api/objc/RTCStatsReport+Private.h"
17 #import "webrtc/base/objc/NSString+StdString.h"
18
19 namespace webrtc {
20 class StatsObserverAdapter : public StatsObserver {
tkchin_webrtc 2016/02/11 18:19:42 nit: one blank line after namespace decl
21 public:
22 StatsObserverAdapter(void (^completionHandler)
23 (NSArray<RTCStatsReport *> *stats)) {
24 completion_handler_ = completionHandler;
25 }
26
27 ~StatsObserverAdapter() {
28 completion_handler_ = nil;
29 }
30
31 void OnComplete(const StatsReports& reports) override {
32 RTC_DCHECK(completion_handler_);
33 NSMutableArray *stats = [NSMutableArray arrayWithCapacity:reports.size()];
34 for (const auto* report : reports) {
35 RTCStatsReport *statsReport =
36 [[RTCStatsReport alloc] initWithNativeReport:*report];
37 [stats addObject:statsReport];
38 }
39 completion_handler_(stats);
40 completion_handler_ = nil;
41 }
42
43 private:
44 void (^completion_handler_)(NSArray<RTCStatsReport *> *stats);
45 };
46 } // namespace webrtc
47
48 @implementation RTCPeerConnection (Stats)
49
50 - (void)statsForTrack:(RTCMediaStreamTrack *)mediaStreamTrack
51 statsOutputLevel:(RTCStatsOutputLevel)statsOutputLevel
52 completionHandler:
53 (void (^)(NSArray<RTCStatsReport *> *stats))completionHandler {
54 rtc::scoped_refptr<webrtc::StatsObserverAdapter> observer(
55 new rtc::RefCountedObject<webrtc::StatsObserverAdapter>
56 (completionHandler));
57 webrtc::PeerConnectionInterface::StatsOutputLevel nativeOutputLevel =
58 [[self class] nativeStatsOutputLevelForLevel:statsOutputLevel];
59 self.nativePeerConnection->GetStats(
60 observer, mediaStreamTrack.nativeTrack, nativeOutputLevel);
61 }
62
63 @end
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