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https://chromium.googlesource.com/libyuv/libyuv
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aed1cc94c1
git-svn-id: http://libyuv.googlecode.com/svn/trunk@2 16f28f9a-4ce2-e073-06de-1de4eb20be90
62 lines
1.6 KiB
C++
62 lines
1.6 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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/*
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* General operations on YUV images.
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*/
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#ifndef LIBYUV_INCLUDE_GENERAL_H_
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#define LIBYUV_INCLUDE_GENERAL_H_
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#include "basic_types.h"
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namespace libyuv {
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// Supported rotation
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enum VideoRotationMode
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{
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kRotateNone = 0,
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kRotateClockwise = 90,
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kRotateAntiClockwise = -90,
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kRotate180 = 180,
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};
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// Mirror functions
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// The following 2 functions perform mirroring on an image (LeftRight/UpDown)
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// Input:
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// - width : Image width in pixels.
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// - height : Image height in pixels.
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// - inFrame : Reference to input image.
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// - outFrame : Reference to converted image.
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// Return value: 0 if OK, < 0 otherwise.
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int
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MirrorI420LeftRight(const uint8* src_frame, int src_stride,
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uint8* dst_frame, int dst_stride,
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int src_width, int src_height);
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// Cut/Pad I420 frame to match desird dimensions.
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int
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CutPadI420Frame(const uint8* inFrame, int inWidth,
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int inHeight, uint8* outFrame,
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int outWidth, int outHeight);
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// I420 Cut - make a center cut
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int
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CutI420Frame(uint8* frame, int fromWidth,
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int fromHeight, int toWidth,
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int toHeight);
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} // namespace libyuv
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#endif // LIBYUV_INCLUDE_GENERAL_H_
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