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Fixed bug 1873 : return image keypoint descriptors + fix on line 152 pure declaration

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This commit is contained in:
StevenPuttemans 2013-07-19 09:29:48 +02:00
parent 886c009da6
commit 52bfa7b850
1 changed files with 6 additions and 1 deletions
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7
modules/features2d/src/bagofwords.cpp
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@ -149,7 +149,7 @@ void BOWImgDescriptorExtractor::compute( const Mat& image, vector<KeyPoint>& key
int clusterCount = descriptorSize(); // = vocabulary.rows
// Compute descriptors for the image.
Mat descriptors = _descriptors ? *_descriptors : Mat();
Mat descriptors;
dextractor->compute( image, keypoints, descriptors );
// Match keypoint descriptors to cluster center (to vocabulary)
@ -178,6 +178,11 @@ void BOWImgDescriptorExtractor::compute( const Mat& image, vector<KeyPoint>& key
// Normalize image descriptor.
imgDescriptor /= descriptors.rows;
// Add the descriptors of image keypoints
if (_descriptors) {
*_descriptors = descriptors.clone();
}
}
int BOWImgDescriptorExtractor::descriptorSize() const