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https://chromium.googlesource.com/libyuv/libyuv
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2430e04e0a
BUG=none TEST=compile on mac Review URL: http://webrtc-codereview.appspot.com/266013 git-svn-id: http://libyuv.googlecode.com/svn/trunk@78 16f28f9a-4ce2-e073-06de-1de4eb20be90
65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
/*
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* Copyright (c) 2011 The LibYuv project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef SOURCE_ROTATE_PRIV_H_
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#define SOURCE_ROTATE_PRIV_H_
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#include "libyuv/basic_types.h"
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namespace libyuv {
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// Rotate planes by 90, 180, 270
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void RotatePlane90(const uint8* src, int src_stride,
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uint8* dst, int dst_stride,
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int width, int height);
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void RotatePlane180(const uint8* src, int src_stride,
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uint8* dst, int dst_stride,
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int width, int height);
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void RotatePlane270(const uint8* src, int src_stride,
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uint8* dst, int dst_stride,
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int width, int height);
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void RotateUV90(const uint8* src, int src_stride,
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uint8* dst_a, int dst_stride_a,
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uint8* dst_b, int dst_stride_b,
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int width, int height);
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// Rotations for when U and V are interleaved.
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// These functions take one input pointer and
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// split the data into two buffers while
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// rotating them.
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void RotateUV180(const uint8* src, int src_stride,
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uint8* dst_a, int dst_stride_a,
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uint8* dst_b, int dst_stride_b,
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int width, int height);
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void RotateUV270(const uint8* src, int src_stride,
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uint8* dst_a, int dst_stride_a,
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uint8* dst_b, int dst_stride_b,
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int width, int height);
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// The 90 and 270 functions are based on transposes.
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// Doing a transpose with reversing the read/write
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// order will result in a rotation by +- 90 degrees.
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void TransposePlane(const uint8* src, int src_stride,
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uint8* dst, int dst_stride,
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int width, int height);
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void TransposeUV(const uint8* src, int src_stride,
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uint8* dst_a, int dst_stride_a,
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uint8* dst_b, int dst_stride_b,
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int width, int height);
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} // namespace libyuv
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#endif // SOURCE_ROTATE_PRIV_H_
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