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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/libwebrtc/sdk/android/api/org/webrtc/Metrics.java | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/sdk/android/api/org/webrtc/Metrics.java')
-rw-r--r-- | third_party/libwebrtc/sdk/android/api/org/webrtc/Metrics.java | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/third_party/libwebrtc/sdk/android/api/org/webrtc/Metrics.java b/third_party/libwebrtc/sdk/android/api/org/webrtc/Metrics.java new file mode 100644 index 0000000000..253376831c --- /dev/null +++ b/third_party/libwebrtc/sdk/android/api/org/webrtc/Metrics.java @@ -0,0 +1,81 @@ +/* + * Copyright 2016 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. + */ + +package org.webrtc; + +import java.util.HashMap; +import java.util.Map; + +// Java-side of androidmetrics.cc +// +// Rtc histograms can be queried through the API, getAndReset(). +// The returned map holds the name of a histogram and its samples. +// +// Example of `map` with one histogram: +// `name`: "WebRTC.Video.InputFramesPerSecond" +// `min`: 1 +// `max`: 100 +// `bucketCount`: 50 +// `samples`: [30]:1 +// +// Most histograms are not updated frequently (e.g. most video metrics are an +// average over the call and recorded when a stream is removed). +// The metrics can for example be retrieved when a peer connection is closed. +public class Metrics { + private static final String TAG = "Metrics"; + + public final Map<String, HistogramInfo> map = + new HashMap<String, HistogramInfo>(); // <name, HistogramInfo> + + @CalledByNative + Metrics() {} + + /** + * Class holding histogram information. + */ + public static class HistogramInfo { + public final int min; + public final int max; + public final int bucketCount; + public final Map<Integer, Integer> samples = + new HashMap<Integer, Integer>(); // <value, # of events> + + @CalledByNative("HistogramInfo") + public HistogramInfo(int min, int max, int bucketCount) { + this.min = min; + this.max = max; + this.bucketCount = bucketCount; + } + + @CalledByNative("HistogramInfo") + public void addSample(int value, int numEvents) { + samples.put(value, numEvents); + } + } + + @CalledByNative + private void add(String name, HistogramInfo info) { + map.put(name, info); + } + + // Enables gathering of metrics (which can be fetched with getAndReset()). + // Must be called before PeerConnectionFactory is created. + public static void enable() { + nativeEnable(); + } + + // Gets and clears native histograms. + public static Metrics getAndReset() { + return nativeGetAndReset(); + } + + private static native void nativeEnable(); + private static native Metrics nativeGetAndReset(); +} |