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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/platform/mediastream/webrtc_uma_histograms.h"
#include "base/logging.h"
#include "base/metrics/histogram_macros.h"
#include "third_party/blink/public/mojom/mediastream/media_stream.mojom-blink.h"
namespace blink {
void LogUserMediaRequestResult(mojom::blink::MediaStreamRequestResult result) {
UMA_HISTOGRAM_ENUMERATION(
"WebRTC.UserMediaRequest.Result2", result,
mojom::blink::MediaStreamRequestResult::NUM_MEDIA_REQUEST_RESULTS);
}
void UpdateWebRTCMethodCount(RTCAPIName api_name) {
DVLOG(3) << "Incrementing WebRTC.webkitApiCount for "
<< static_cast<int>(api_name);
UMA_HISTOGRAM_ENUMERATION("WebRTC.webkitApiCount", api_name,
RTCAPIName::kInvalidName);
PerSessionWebRTCAPIMetrics::GetInstance()->LogUsageOnlyOnce(api_name);
}
PerSessionWebRTCAPIMetrics::~PerSessionWebRTCAPIMetrics() {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
}
// static
PerSessionWebRTCAPIMetrics* PerSessionWebRTCAPIMetrics::GetInstance() {
return base::Singleton<PerSessionWebRTCAPIMetrics>::get();
}
void PerSessionWebRTCAPIMetrics::IncrementStreamCounter() {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
++num_streams_;
}
void PerSessionWebRTCAPIMetrics::DecrementStreamCounter() {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
if (--num_streams_ == 0) {
ResetUsage();
}
}
PerSessionWebRTCAPIMetrics::PerSessionWebRTCAPIMetrics() : num_streams_(0) {
ResetUsage();
}
void PerSessionWebRTCAPIMetrics::LogUsage(RTCAPIName api_name) {
DVLOG(3) << "Incrementing WebRTC.webkitApiCountPerSession for "
<< static_cast<int>(api_name);
UMA_HISTOGRAM_ENUMERATION("WebRTC.webkitApiCountPerSession", api_name,
RTCAPIName::kInvalidName);
}
void PerSessionWebRTCAPIMetrics::LogUsageOnlyOnce(RTCAPIName api_name) {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
if (!has_used_api_[static_cast<int>(api_name)]) {
has_used_api_[static_cast<int>(api_name)] = true;
LogUsage(api_name);
}
}
void PerSessionWebRTCAPIMetrics::ResetUsage() {
for (bool& has_used_api : has_used_api_)
has_used_api = false;
}
} // namespace blink
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