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Create Charuco objects only if the selected pattern is a Charuco board. Otherwise it gives the following error:

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opencv/modules/objdetect/src/aruco/aruco_board.cpp:543: error: (-215:Assertion failed) size.width > 1 && size.height > 1 && markerLength > 0 && squareLength > markerLength in function 'CharucoBoard'
This commit is contained in:
Souriya Trinh
2026-03-10 12:15:50 +01:00
parent d719c6d84a
commit 918244763d
1 changed files with 9 additions and 4 deletions
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samples/cpp/calibration.cpp
+9 -4
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@@ -540,9 +540,14 @@ int main( int argc, char** argv )
dictionary.readDictionary(fn);
}
cv::aruco::CharucoBoard ch_board(boardSize, squareSize, markerSize, dictionary);
cv::Ptr<cv::aruco::CharucoBoard> ch_board;
std::vector<int> markerIds;
cv::aruco::CharucoDetector ch_detector(ch_board);
cv::Ptr<cv::aruco::CharucoDetector> ch_detector;
if (pattern == CHARUCOBOARD) {
ch_board = cv::makePtr<cv::aruco::CharucoBoard>(boardSize, squareSize, markerSize, dictionary);
ch_detector = cv::makePtr<cv::aruco::CharucoDetector>(cv::aruco::CharucoDetector(*ch_board));
}
if( !inputFilename.empty() )
{
@@ -563,7 +568,7 @@ int main( int argc, char** argv )
if( capture.isOpened() )
printf( "%s", liveCaptureHelp );
namedWindow( "Image View", 1 );
namedWindow( "Image View", cv::WINDOW_AUTOSIZE );
for(i = 0;;i++)
{
@@ -612,7 +617,7 @@ int main( int argc, char** argv )
break;
case CHARUCOBOARD:
{
ch_detector.detectBoard(view, pointbuf, markerIds);
ch_detector->detectBoard(view, pointbuf, markerIds);
found = pointbuf.size() == (size_t)(boardSize.width-1)*(boardSize.height-1);
break;
}