mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
3.3 KiB
82 lines
3.3 KiB
/*M/////////////////////////////////////////////////////////////////////////////////////// |
|
// |
|
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. |
|
// |
|
// By downloading, copying, installing or using the software you agree to this license. |
|
// If you do not agree to this license, do not download, install, |
|
// copy or use the software. |
|
// |
|
// |
|
// Intel License Agreement |
|
// For Open Source Computer Vision Library |
|
// |
|
// Copyright (C) 2000, Intel Corporation, all rights reserved. |
|
// Third party copyrights are property of their respective owners. |
|
// |
|
// Redistribution and use in source and binary forms, with or without modification, |
|
// are permitted provided that the following conditions are met: |
|
// |
|
// * Redistribution's of source code must retain the above copyright notice, |
|
// this list of conditions and the following disclaimer. |
|
// |
|
// * Redistribution's in binary form must reproduce the above copyright notice, |
|
// this list of conditions and the following disclaimer in the documentation |
|
// and/or other materials provided with the distribution. |
|
// |
|
// * The name of Intel Corporation may not be used to endorse or promote products |
|
// derived from this software without specific prior written permission. |
|
// |
|
// This software is provided by the copyright holders and contributors "as is" and |
|
// any express or implied warranties, including, but not limited to, the implied |
|
// warranties of merchantability and fitness for a particular purpose are disclaimed. |
|
// In no event shall the Intel Corporation or contributors be liable for any direct, |
|
// indirect, incidental, special, exemplary, or consequential damages |
|
// (including, but not limited to, procurement of substitute goods or services; |
|
// loss of use, data, or profits; or business interruption) however caused |
|
// and on any theory of liability, whether in contract, strict liability, |
|
// or tort (including negligence or otherwise) arising in any way out of |
|
// the use of this software, even if advised of the possibility of such damage. |
|
// |
|
//M*/ |
|
|
|
#include "precomp.hpp" |
|
|
|
CV_IMPL void |
|
cvDeInterlace( const CvArr* framearr, CvArr* fieldEven, CvArr* fieldOdd ) |
|
{ |
|
CV_FUNCNAME("cvDeInterlace"); |
|
|
|
__BEGIN__; |
|
|
|
CvMat frame_stub, *frame = (CvMat*)framearr; |
|
CvMat even_stub, *even = (CvMat*)fieldEven; |
|
CvMat odd_stub, *odd = (CvMat*)fieldOdd; |
|
CvSize size; |
|
int y; |
|
|
|
CV_CALL( frame = cvGetMat( frame, &frame_stub )); |
|
CV_CALL( even = cvGetMat( even, &even_stub )); |
|
CV_CALL( odd = cvGetMat( odd, &odd_stub )); |
|
|
|
if( !CV_ARE_TYPES_EQ( frame, even ) || !CV_ARE_TYPES_EQ( frame, odd )) |
|
CV_ERROR( CV_StsUnmatchedFormats, "All the input images must have the same type" ); |
|
|
|
if( frame->cols != even->cols || frame->cols != odd->cols || |
|
frame->rows != even->rows*2 || odd->rows != even->rows ) |
|
CV_ERROR( CV_StsUnmatchedSizes, "Uncorrelated sizes of the input image and output fields" ); |
|
|
|
size = cvGetMatSize( even ); |
|
size.width *= CV_ELEM_SIZE( even->type ); |
|
|
|
for( y = 0; y < size.height; y++ ) |
|
{ |
|
memcpy( even->data.ptr + even->step*y, |
|
frame->data.ptr + frame->step*y*2, size.width ); |
|
memcpy( odd->data.ptr + even->step*y, |
|
frame->data.ptr + frame->step*(y*2+1), size.width ); |
|
} |
|
|
|
__END__; |
|
} |
|
|
|
/* End of file. */
|
|
|