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/*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 "test_precomp.hpp"
class CV_ChessboardDetectorTimingTest : public cvtest::BaseTest
{
public:
CV_ChessboardDetectorTimingTest();
protected:
void run(int);
};
CV_ChessboardDetectorTimingTest::CV_ChessboardDetectorTimingTest()
{
}
/* ///////////////////// chess_corner_test ///////////////////////// */
void CV_ChessboardDetectorTimingTest::run( int start_from )
{
int code = cvtest::TS::OK;
/* test parameters */
char filepath[1000];
char filename[1000];
CvMat* _v = 0;
CvPoint2D32f* v;
IplImage* img = 0;
IplImage* gray = 0;
IplImage* thresh = 0;
int idx, max_idx;
int progress = 0;
sprintf( filepath, "%scameracalibration/", ts->get_data_path().c_str() );
sprintf( filename, "%schessboard_timing_list.dat", filepath );
printf("Reading file %s\n", filename);
CvFileStorage* fs = cvOpenFileStorage( filename, 0, CV_STORAGE_READ );
CvFileNode* board_list = fs ? cvGetFileNodeByName( fs, 0, "boards" ) : 0;
if( !fs || !board_list || !CV_NODE_IS_SEQ(board_list->tag) ||
board_list->data.seq->total % 4 != 0 )
{
ts->printf( cvtest::TS::LOG, "chessboard_timing_list.dat can not be readed or is not valid" );
code = cvtest::TS::FAIL_MISSING_TEST_DATA;
goto _exit_;
}
max_idx = board_list->data.seq->total/4;
for( idx = start_from; idx < max_idx; idx++ )
{
int count0 = -1;
int count = 0;
CvSize pattern_size;
int result, result1 = 0;
const char* imgname = cvReadString((CvFileNode*)cvGetSeqElem(board_list->data.seq,idx*4), "dummy.txt");
int is_chessboard = cvReadInt((CvFileNode*)cvGetSeqElem(board_list->data.seq,idx*4+1), 0);
pattern_size.width = cvReadInt((CvFileNode*)cvGetSeqElem(board_list->data.seq,idx*4 + 2), -1);
pattern_size.height = cvReadInt((CvFileNode*)cvGetSeqElem(board_list->data.seq,idx*4 + 3), -1);
ts->update_context( this, idx-1, true );
/* read the image */
sprintf( filename, "%s%s", filepath, imgname );
img = cvLoadImage( filename );
if( !img )
{
ts->printf( cvtest::TS::LOG, "one of chessboard images can't be read: %s\n", filename );
if( max_idx == 1 )
{
code = cvtest::TS::FAIL_MISSING_TEST_DATA;
goto _exit_;
}
continue;
}
ts->printf(cvtest::TS::LOG, "%s: chessboard %d:\n", imgname, is_chessboard);
gray = cvCreateImage( cvSize( img->width, img->height ), IPL_DEPTH_8U, 1 );
thresh = cvCreateImage( cvSize( img->width, img->height ), IPL_DEPTH_8U, 1 );
cvCvtColor( img, gray, CV_BGR2GRAY );
count0 = pattern_size.width*pattern_size.height;
/* allocate additional buffers */
_v = cvCreateMat(1, count0, CV_32FC2);
count = count0;
v = (CvPoint2D32f*)_v->data.fl;
int64 _time0 = cvGetTickCount();
result = cvCheckChessboard(gray, pattern_size);
int64 _time01 = cvGetTickCount();
OPENCV_CALL( result1 = cvFindChessboardCorners(
gray, pattern_size, v, &count, 15 ));
int64 _time1 = cvGetTickCount();
if( result != is_chessboard )
{
ts->printf( cvtest::TS::LOG, "Error: chessboard was %sdetected in the image %s\n",
result ? "" : "not ", imgname );
code = cvtest::TS::FAIL_INVALID_OUTPUT;
goto _exit_;
}
if(result != result1)
{
ts->printf( cvtest::TS::LOG, "Warning: results differ cvCheckChessboard %d, cvFindChessboardCorners %d\n",
result, result1);
}
int num_pixels = gray->width*gray->height;
float check_chessboard_time = float(_time01 - _time0)/(float)cvGetTickFrequency(); // in us
ts->printf(cvtest::TS::LOG, " cvCheckChessboard time s: %f, us per pixel: %f\n",
check_chessboard_time*1e-6, check_chessboard_time/num_pixels);
float find_chessboard_time = float(_time1 - _time01)/(float)cvGetTickFrequency();
ts->printf(cvtest::TS::LOG, " cvFindChessboard time s: %f, us per pixel: %f\n",
find_chessboard_time*1e-6, find_chessboard_time/num_pixels);
cvReleaseMat( &_v );
cvReleaseImage( &img );
cvReleaseImage( &gray );
cvReleaseImage( &thresh );
progress = update_progress( progress, idx-1, max_idx, 0 );
}
_exit_:
/* release occupied memory */
cvReleaseMat( &_v );
cvReleaseFileStorage( &fs );
cvReleaseImage( &img );
cvReleaseImage( &gray );
cvReleaseImage( &thresh );
if( code < 0 )
ts->set_failed_test_info( code );
}
TEST(Calib3d_ChessboardDetector, timing) { CV_ChessboardDetectorTimingTest test; test.safe_run(); }
/* End of file. */
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