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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This header file is used only differ_block.h. It defines the SSE2 rountines
// for finding block difference.
#ifndef MEDIA_VIDEO_CAPTURE_SCREEN_DIFFER_BLOCK_SSE2_H_
#define MEDIA_VIDEO_CAPTURE_SCREEN_DIFFER_BLOCK_SSE2_H_
#include "base/basictypes.h"
namespace media {
// Find block difference of dimension 16x16.
extern int BlockDifference_SSE2_W16(const uint8* image1, const uint8* image2,
int stride);
// Find block difference of dimension 32x32.
extern int BlockDifference_SSE2_W32(const uint8* image1, const uint8* image2,
int stride);
} // namespace media
#endif // MEDIA_VIDEO_CAPTURE_SCREEN_DIFFER_BLOCK_SSE2_H_
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