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Bug 1258220 - Disable Adobe GMP if SSE2 isn't supported. r=gerald

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This commit is contained in:
Chris Pearce 2016-03-25 07:56:47 +13:00
parent dfa53d5003
commit 921ff0472b
1 changed files with 15 additions and 0 deletions
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15
dom/media/gmp/GMPParent.cpp
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@ -12,6 +12,7 @@
#include "nsIWritablePropertyBag2.h"
#include "mozIGeckoMediaPluginService.h"
#include "mozilla/ipc/GeckoChildProcessHost.h"
#include "mozilla/SSE.h"
#include "mozilla/SyncRunnable.h"
#include "mozilla/unused.h"
#include "nsIObserverService.h"
@ -834,6 +835,20 @@ GMPParent::ReadGMPMetaData()
return NS_ERROR_FAILURE;
}
#endif
#ifdef XP_WIN
// Adobe GMP doesn't work without SSE2. Check the tags to see if
// the decryptor is for the Adobe GMP, and refuse to load it if
// SSE2 isn't supported.
for (const nsCString& tag : cap->mAPITags) {
if (!tag.EqualsLiteral("com.adobe.primetime")) {
continue;
}
if (!mozilla::supports_sse2()) {
return NS_ERROR_FAILURE;
}
break;
}
#endif // XP_WIN
}
mCapabilities.AppendElement(cap);