1 files changed, 35 insertions, 0 deletions
diff --git a/files/include/libyuv/cpu_id.h b/files/include/libyuv/cpu_id.h
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+++ b/files/include/libyuv/cpu_id.h
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+/*
+ *  Copyright (c) 2011 The LibYuv project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef INCLUDE_LIBYUV_CPU_ID_H_
+#define INCLUDE_LIBYUV_CPU_ID_H_
+
+namespace libyuv {
+
+// These flags are only valid on x86 processors
+static const int kCpuHasSSE2 = 1;
+static const int kCpuHasSSSE3 = 2;
+
+// These flags are only valid on ARM processors
+static const int kCpuHasNEON = 4;
+
+// Internal flag to indicate cpuid is initialized.
+static const int kCpuInitialized = 8;
+
+// Detect CPU has SSE2 etc.
+bool TestCpuFlag(int flag);
+
+// For testing, allow CPU flags to be disabled.
+// ie MaskCpuFlags(~kCpuHasSSSE3) to disable SSSE3.  -1 to enable all.
+void MaskCpuFlags(int enable_flags);
+
+}  // namespace libyuv
+
+#endif  // INCLUDE_LIBYUV_CPU_ID_H_