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Partially back-port #25075 to 4.x
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@@ -142,7 +142,7 @@ bool CvCascadeClassifier::train( const string _cascadeDirName,
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double time = (double)getTickCount();
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if( _cascadeDirName.empty() || _posFilename.empty() || _negFilename.empty() )
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CV_Error( CV_StsBadArg, "_cascadeDirName or _bgfileName or _vecFileName is NULL" );
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CV_Error( cv::Error::StsBadArg, "_cascadeDirName or _bgfileName or _vecFileName is NULL" );
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string dirName;
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if (_cascadeDirName.find_last_of("/\\") == (_cascadeDirName.length() - 1) )
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@@ -452,7 +452,7 @@ void CvCascadeClassifier::save( const string filename, bool baseFormat )
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//char buf[256];
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CvSeq* weak;
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if ( cascadeParams.featureType != CvFeatureParams::HAAR )
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CV_Error( CV_StsBadFunc, "old file format is used for Haar-like features only");
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CV_Error( cv::Error::StsBadFunc, "old file format is used for Haar-like features only");
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fs << "{:" ICV_HAAR_TYPE_ID;
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fs << ICV_HAAR_SIZE_NAME << "[:" << cascadeParams.winSize.width <<
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cascadeParams.winSize.height << "]";
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