shaka-packager/tools/telemetry/docs/telemetry.core.platform.html

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<html><head><title>Python: package telemetry.core.platform</title>
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<td valign=bottom>&nbsp;<br>
<font color="#ffffff" face="helvetica, arial">&nbsp;<br><big><big><strong><a href="telemetry.html"><font color="#ffffff">telemetry</font></a>.<a href="telemetry.core.html"><font color="#ffffff">core</font></a>.platform</strong></big></big></font></td
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><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="../telemetry/core/platform/__init__.py">telemetry/core/platform/__init__.py</a></font></td></tr></table>
<p><tt>#&nbsp;Copyright&nbsp;(c)&nbsp;2012&nbsp;The&nbsp;Chromium&nbsp;Authors.&nbsp;All&nbsp;rights&nbsp;reserved.<br>
#&nbsp;Use&nbsp;of&nbsp;this&nbsp;source&nbsp;code&nbsp;is&nbsp;governed&nbsp;by&nbsp;a&nbsp;BSD-style&nbsp;license&nbsp;that&nbsp;can&nbsp;be<br>
#&nbsp;found&nbsp;in&nbsp;the&nbsp;LICENSE&nbsp;file.</tt></p>
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<font color="#ffffff" face="helvetica, arial"><big><strong>Package Contents</strong></big></font></td></tr>
<tr><td bgcolor="#aa55cc"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
<td width="100%"><table width="100%" summary="list"><tr><td width="25%" valign=top><a href="telemetry.core.platform.android_platform_backend.html">android_platform_backend</a><br>
<a href="telemetry.core.platform.cros_platform_backend.html">cros_platform_backend</a><br>
<a href="telemetry.core.platform.linux_platform_backend.html">linux_platform_backend</a><br>
</td><td width="25%" valign=top><a href="telemetry.core.platform.mac_platform_backend.html">mac_platform_backend</a><br>
<a href="telemetry.core.platform.platform_backend.html">platform_backend</a><br>
<a href="telemetry.core.platform.posix_platform_backend.html">posix_platform_backend</a><br>
</td><td width="25%" valign=top><a href="telemetry.core.platform.posix_platform_backend_unittest.html">posix_platform_backend_unittest</a><br>
<a href="telemetry.core.platform.profiler.html"><strong>profiler</strong>&nbsp;(package)</a><br>
<a href="telemetry.core.platform.win_platform_backend.html">win_platform_backend</a><br>
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<font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
<tr><td bgcolor="#ee77aa"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
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<dt><font face="helvetica, arial"><a href="__builtin__.html#object">__builtin__.object</a>
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<dt><font face="helvetica, arial"><a href="telemetry.core.platform.html#Platform">Platform</a>
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<font color="#000000" face="helvetica, arial"><a name="Platform">class <strong>Platform</strong></a>(<a href="__builtin__.html#object">__builtin__.object</a>)</font></td></tr>
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<td colspan=2><tt>The&nbsp;platform&nbsp;that&nbsp;the&nbsp;target&nbsp;browser&nbsp;is&nbsp;running&nbsp;on.<br>
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Provides&nbsp;a&nbsp;limited&nbsp;interface&nbsp;to&nbsp;interact&nbsp;with&nbsp;the&nbsp;platform&nbsp;itself,&nbsp;where<br>
possible.&nbsp;It's&nbsp;important&nbsp;to&nbsp;note&nbsp;that&nbsp;platforms&nbsp;may&nbsp;not&nbsp;provide&nbsp;a&nbsp;specific<br>
API,&nbsp;so&nbsp;check&nbsp;with&nbsp;IsFooBar()&nbsp;for&nbsp;availability.<br>&nbsp;</tt></td></tr>
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<td width="100%">Methods defined here:<br>
<dl><dt><a name="Platform-CanMonitorThermalThrottling"><strong>CanMonitorThermalThrottling</strong></a>(self)</dt><dd><tt>Platforms&nbsp;may&nbsp;be&nbsp;able&nbsp;to&nbsp;detect&nbsp;thermal&nbsp;throttling.<br>
&nbsp;<br>
Some&nbsp;fan-less&nbsp;computers&nbsp;go&nbsp;into&nbsp;a&nbsp;reduced&nbsp;performance&nbsp;mode&nbsp;when&nbsp;their&nbsp;heat<br>
exceeds&nbsp;a&nbsp;certain&nbsp;threshold.&nbsp;Performance&nbsp;tests&nbsp;in&nbsp;particular&nbsp;should&nbsp;use&nbsp;this<br>
API&nbsp;to&nbsp;detect&nbsp;if&nbsp;this&nbsp;has&nbsp;happened&nbsp;and&nbsp;interpret&nbsp;results&nbsp;accordingly.</tt></dd></dl>
<dl><dt><a name="Platform-GetOSName"><strong>GetOSName</strong></a>(self)</dt><dd><tt>Returns&nbsp;a&nbsp;string&nbsp;description&nbsp;of&nbsp;the&nbsp;<a href="#Platform">Platform</a>&nbsp;OS.<br>
&nbsp;<br>
Examples:&nbsp;WIN,&nbsp;MAC,&nbsp;LINUX,&nbsp;CHROMEOS</tt></dd></dl>
<dl><dt><a name="Platform-GetOSVersionName"><strong>GetOSVersionName</strong></a>(self)</dt><dd><tt>Returns&nbsp;a&nbsp;string&nbsp;description&nbsp;of&nbsp;the&nbsp;<a href="#Platform">Platform</a>&nbsp;OS&nbsp;version.<br>
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Examples:&nbsp;VISTA,&nbsp;WIN7,&nbsp;LION,&nbsp;MOUNTAINLION</tt></dd></dl>
<dl><dt><a name="Platform-GetRawDisplayFrameRateMeasurements"><strong>GetRawDisplayFrameRateMeasurements</strong></a>(self)</dt><dd><tt>Returns&nbsp;a&nbsp;list&nbsp;of&nbsp;RawDisplayFrameRateMeasurement.</tt></dd></dl>
<dl><dt><a name="Platform-HasBeenThermallyThrottled"><strong>HasBeenThermallyThrottled</strong></a>(self)</dt><dd><tt>Returns&nbsp;True&nbsp;if&nbsp;the&nbsp;device&nbsp;has&nbsp;been&nbsp;thermally&nbsp;throttled.</tt></dd></dl>
<dl><dt><a name="Platform-IsRawDisplayFrameRateSupported"><strong>IsRawDisplayFrameRateSupported</strong></a>(self)</dt><dd><tt>Platforms&nbsp;may&nbsp;be&nbsp;able&nbsp;to&nbsp;collect&nbsp;GL&nbsp;surface&nbsp;stats.</tt></dd></dl>
<dl><dt><a name="Platform-IsThermallyThrottled"><strong>IsThermallyThrottled</strong></a>(self)</dt><dd><tt>Returns&nbsp;True&nbsp;if&nbsp;the&nbsp;device&nbsp;is&nbsp;currently&nbsp;thermally&nbsp;throttled.</tt></dd></dl>
<dl><dt><a name="Platform-SetFullPerformanceModeEnabled"><strong>SetFullPerformanceModeEnabled</strong></a>(self, enabled)</dt><dd><tt>Platforms&nbsp;may&nbsp;tweak&nbsp;their&nbsp;CPU&nbsp;governor,&nbsp;system&nbsp;status,&nbsp;etc.<br>
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Most&nbsp;platforms&nbsp;can&nbsp;operate&nbsp;in&nbsp;a&nbsp;battery&nbsp;saving&nbsp;mode.&nbsp;While&nbsp;good&nbsp;for&nbsp;battery<br>
life,&nbsp;this&nbsp;can&nbsp;cause&nbsp;confusing&nbsp;performance&nbsp;results&nbsp;and&nbsp;add&nbsp;noise.&nbsp;Turning<br>
full&nbsp;performance&nbsp;mode&nbsp;on&nbsp;disables&nbsp;these&nbsp;features,&nbsp;which&nbsp;is&nbsp;useful&nbsp;for<br>
performance&nbsp;testing.</tt></dd></dl>
<dl><dt><a name="Platform-StartRawDisplayFrameRateMeasurement"><strong>StartRawDisplayFrameRateMeasurement</strong></a>(self)</dt><dd><tt>Start&nbsp;measuring&nbsp;GL&nbsp;surface&nbsp;stats.</tt></dd></dl>
<dl><dt><a name="Platform-StopRawDisplayFrameRateMeasurement"><strong>StopRawDisplayFrameRateMeasurement</strong></a>(self)</dt><dd><tt>Stop&nbsp;measuring&nbsp;GL&nbsp;surface&nbsp;stats.</tt></dd></dl>
<dl><dt><a name="Platform-__init__"><strong>__init__</strong></a>(self, platform_backend)</dt></dl>
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Data descriptors defined here:<br>
<dl><dt><strong>__dict__</strong></dt>
<dd><tt>dictionary&nbsp;for&nbsp;instance&nbsp;variables&nbsp;(if&nbsp;defined)</tt></dd>
</dl>
<dl><dt><strong>__weakref__</strong></dt>
<dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
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Data and other attributes defined here:<br>
<dl><dt><strong>RawDisplayFrameRateMeasurement</strong> = &lt;class 'telemetry.core.platform.RawDisplayFrameRateMeasurement'&gt;</dl>
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