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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.
import page_sets
from telemetry import benchmark
from telemetry.timeline import chrome_trace_category_filter
from telemetry.web_perf import timeline_based_measurement
from benchmarks import press
@benchmark.Info(emails=['video-cmi-apis@google.com', 'herre@google.com'],
component='Blink>WebRTC',
documentation_url='http://bit.ly/webrtc-benchmark')
class WebrtcPerfBenchmark(press._PressBenchmark): # pylint: disable=protected-access
"""Base class for WebRTC metrics for real-time communications tests."""
page_set = page_sets.WebrtcPageSet
@classmethod
def Name(cls):
return 'webrtc'
def CreateCoreTimelineBasedMeasurementOptions(self):
categories = [
# Disable all categories by default.
'-*',
'toplevel',
# WebRTC
'media',
]
category_filter = chrome_trace_category_filter.ChromeTraceCategoryFilter(
filter_string=','.join(categories))
options = timeline_based_measurement.Options(category_filter)
options.config.chrome_trace_config.SetTraceBufferSizeInKb(300 * 1024)
options.SetTimelineBasedMetrics([
'cpuTimeMetric',
'webrtcRenderingMetric',
])
return options
def SetExtraBrowserOptions(self, options):
options.AppendExtraBrowserArgs('--use-fake-device-for-media-stream')
options.AppendExtraBrowserArgs('--use-fake-ui-for-media-stream')
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