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91 lines
3.7 KiB
C++
91 lines
3.7 KiB
C++
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// Intel License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000, Intel Corporation, all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of Intel Corporation may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#include "precomp.hpp"
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CV_IMPL CvSeq* cvPointSeqFromMat( int seq_kind, const CvArr* arr,
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CvContour* contour_header, CvSeqBlock* block )
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{
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CV_Assert( arr != 0 && contour_header != 0 && block != 0 );
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int eltype;
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CvMat hdr;
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CvMat* mat = (CvMat*)arr;
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if( !CV_IS_MAT( mat ))
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CV_Error( CV_StsBadArg, "Input array is not a valid matrix" );
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if( CV_MAT_CN(mat->type) == 1 && mat->width == 2 )
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mat = cvReshape(mat, &hdr, 2);
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eltype = CV_MAT_TYPE( mat->type );
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if( eltype != CV_32SC2 && eltype != CV_32FC2 )
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CV_Error( CV_StsUnsupportedFormat,
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"The matrix can not be converted to point sequence because of "
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"inappropriate element type" );
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if( (mat->width != 1 && mat->height != 1) || !CV_IS_MAT_CONT(mat->type))
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CV_Error( CV_StsBadArg,
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"The matrix converted to point sequence must be "
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"1-dimensional and continuous" );
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cvMakeSeqHeaderForArray(
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(seq_kind & (CV_SEQ_KIND_MASK|CV_SEQ_FLAG_CLOSED)) | eltype,
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sizeof(CvContour), CV_ELEM_SIZE(eltype), mat->data.ptr,
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mat->width*mat->height, (CvSeq*)contour_header, block );
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return (CvSeq*)contour_header;
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}
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CV_IMPL void
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cvCopyMakeBorder( const CvArr* srcarr, CvArr* dstarr, CvPoint offset,
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int borderType, CvScalar value )
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{
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cv::Mat src = cv::cvarrToMat(srcarr), dst = cv::cvarrToMat(dstarr);
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int left = offset.x, right = dst.cols - src.cols - left;
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int top = offset.y, bottom = dst.rows - src.rows - top;
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CV_Assert( dst.type() == src.type() );
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cv::copyMakeBorder( src, dst, top, bottom, left, right, borderType, value );
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}
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/* End of file. */
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