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Code Issues Releases Wiki Activity

exoplayer: Add metric for dropped frames

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Brendan Jackman 2017-09-21 13:35:11 +01:00 committed by setrofim
parent b17a0d30c0
commit df2ae3c451
1 changed files with 20 additions and 3 deletions
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23
wa/workloads/exoplayer/__init__.py
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@ -29,9 +29,10 @@ from devlib.utils.android import grant_app_permissions
# Regexps for benchmark synchronization
REGEXPS = {
'start' : '.*Displayed com.google.android.exoplayer2.demo/.PlayerActivity',
'duration' : '.*period \[(?P<duration>[0-9]+.*)\]',
'end' : '.*state \[.+, .+, E\]'
'start' : '.*Displayed com.google.android.exoplayer2.demo/.PlayerActivity',
'duration' : '.*period \[(?P<duration>[0-9]+.*)\]',
'end' : '.*state \[.+, .+, E\]',
'dropped_frames': '.*droppedFrames \[(?P<session_time>[0-9]+\.[0-9]+), (?P<count>[0-9]+)\]'
}
@ -57,6 +58,10 @@ class ExoPlayer(ApkWorkload):
loading the ExoPlayer sources into Android Studio.
Version r2.4.0 built from commit d979469 is known to work
Produces a metric 'exoplayer_dropped_frames' - this is the count of frames
that Exoplayer itself reports as dropped. This is not the same thing as the
dropped frames reported by gfxinfo.
"""
name = 'exoplayer'
@ -182,6 +187,18 @@ class ExoPlayer(ApkWorkload):
.format(media_duration_s))
self.monitor.wait_for(REGEXPS['end'], timeout = media_duration_s + 30)
def update_output(self, context):
regex = re.compile(REGEXPS['dropped_frames'])
dropped_frames = 0
for line in self.monitor.get_log():
match = regex.match(line)
if match:
dropped_frames += int(match.group('count'))
context.add_metric('exoplayer_dropped_frames', dropped_frames,
lower_is_better=True)
def teardown(self, context):
super(ExoPlayer, self).teardown(context)
self.monitor.stop()