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Bug 1156135 - Add live pref for disabling DXVA when it fails to render correctly. r=ajones

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This commit is contained in:
Matt Woodrow 2015-05-27 14:05:18 +12:00
parent ad0b924136
commit d93a75d076
1 changed files with 6 additions and 1 deletions
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7
gfx/thebes/gfxPlatform.cpp
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@ -2248,6 +2248,7 @@ static bool sLayersSupportsD3D9 = false;
static bool sLayersSupportsD3D11 = false;
static bool sANGLESupportsD3D11 = false;
static bool sLayersSupportsHardwareVideoDecoding = false;
static bool sLayersHardwareVideoDecodingFailed = false;
static bool sBufferRotationCheckPref = true;
static bool sPrefBrowserTabsRemoteAutostart = false;
@ -2307,6 +2308,10 @@ InitLayersAccelerationPrefs()
}
}
Preferences::AddBoolVarCache(&sLayersHardwareVideoDecodingFailed,
"media.hardware-video-decoding.failed",
false);
sLayersAccelerationPrefsInitialized = true;
}
}
@ -2335,7 +2340,7 @@ gfxPlatform::CanUseHardwareVideoDecoding()
// this function is called from the compositor thread, so it is not
// safe to init the prefs etc. from here.
MOZ_ASSERT(sLayersAccelerationPrefsInitialized);
return sLayersSupportsHardwareVideoDecoding;
return sLayersSupportsHardwareVideoDecoding && !sLayersHardwareVideoDecodingFailed;
}
bool