Initial WebM release
diff --git a/vp8/common/x86/idct_x86.h b/vp8/common/x86/idct_x86.h
new file mode 100644
index 0000000..5dfb212
--- /dev/null
+++ b/vp8/common/x86/idct_x86.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license and patent
+ * grant that can be found in the LICENSE file in the root of the source
+ * tree. All contributing project authors may be found in the AUTHORS
+ * file in the root of the source tree.
+ */
+
+
+#ifndef IDCT_X86_H
+#define IDCT_X86_H
+
+/* Note:
+ *
+ * This platform is commonly built for runtime CPU detection. If you modify
+ * any of the function mappings present in this file, be sure to also update
+ * them in the function pointer initialization code
+ */
+
+#if HAVE_MMX
+extern prototype_idct(vp8_short_idct4x4llm_1_mmx);
+extern prototype_idct(vp8_short_idct4x4llm_mmx);
+extern prototype_idct_scalar(vp8_dc_only_idct_mmx);
+
+extern prototype_second_order(vp8_short_inv_walsh4x4_mmx);
+extern prototype_second_order(vp8_short_inv_walsh4x4_1_mmx);
+
+#if !CONFIG_RUNTIME_CPU_DETECT
+#undef vp8_idct_idct1
+#define vp8_idct_idct1 vp8_short_idct4x4llm_1_mmx
+
+#undef vp8_idct_idct16
+#define vp8_idct_idct16 vp8_short_idct4x4llm_mmx
+
+#undef vp8_idct_idct1_scalar
+#define vp8_idct_idct1_scalar vp8_dc_only_idct_mmx
+
+#undef vp8_idct_iwalsh16
+#define vp8_idct_iwalsh16 vp8_short_inv_walsh4x4_mmx
+
+#undef vp8_idct_iwalsh1
+#define vp8_idct_iwalsh1 vp8_short_inv_walsh4x4_1_mmx
+
+#endif
+#endif
+
+#if HAVE_SSE2
+
+extern prototype_second_order(vp8_short_inv_walsh4x4_sse2);
+
+#if !CONFIG_RUNTIME_CPU_DETECT
+
+#undef vp8_idct_iwalsh16
+#define vp8_idct_iwalsh16 vp8_short_inv_walsh4x4_sse2
+
+#endif
+
+#endif
+
+
+
+#endif
