Merge branch 'master' of code.opencv.org:opencv
This commit is contained in:
+61
-29
@@ -3,6 +3,7 @@
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#include "opencv2/imgproc/imgproc.hpp"
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#include <iostream>
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#include <iterator>
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#include <stdio.h>
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using namespace std;
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@@ -11,36 +12,41 @@ using namespace cv;
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static void help()
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{
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cout << "\nThis program demonstrates the cascade recognizer. Now you can use Haar or LBP features.\n"
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"This classifier can recognize many ~rigid objects, it's most known use is for faces.\n"
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"This classifier can recognize many kinds of rigid objects, once the appropriate classifier is trained.\n"
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"It's most known use is for faces.\n"
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"Usage:\n"
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"./facedetect [--cascade=<cascade_path> this is the primary trained classifier such as frontal face]\n"
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" [--nested-cascade[=nested_cascade_path this an optional secondary classifier such as eyes]]\n"
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" [--scale=<image scale greater or equal to 1, try 1.3 for example>\n"
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" [--scale=<image scale greater or equal to 1, try 1.3 for example>]\n"
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" [--try-flip]\n"
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" [filename|camera_index]\n\n"
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"see facedetect.cmd for one call:\n"
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"./facedetect --cascade=\"../../data/haarcascades/haarcascade_frontalface_alt.xml\" --nested-cascade=\"../../data/haarcascades/haarcascade_eye.xml\" --scale=1.3 \n"
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"Hit any key to quit.\n"
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"Using OpenCV version " << CV_VERSION << "\n" << endl;
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"./facedetect --cascade=\"../../data/haarcascades/haarcascade_frontalface_alt.xml\" --nested-cascade=\"../../data/haarcascades/haarcascade_eye.xml\" --scale=1.3\n\n"
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"During execution:\n\tHit any key to quit.\n"
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"\tUsing OpenCV version " << CV_VERSION << "\n" << endl;
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}
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void detectAndDraw( Mat& img,
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CascadeClassifier& cascade, CascadeClassifier& nestedCascade,
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double scale);
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void detectAndDraw( Mat& img, CascadeClassifier& cascade,
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CascadeClassifier& nestedCascade,
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double scale, bool tryflip );
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String cascadeName = "../../data/haarcascades/haarcascade_frontalface_alt.xml";
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String nestedCascadeName = "../../data/haarcascades/haarcascade_eye_tree_eyeglasses.xml";
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string cascadeName = "../../data/haarcascades/haarcascade_frontalface_alt.xml";
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string nestedCascadeName = "../../data/haarcascades/haarcascade_eye_tree_eyeglasses.xml";
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int main( int argc, const char** argv )
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{
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CvCapture* capture = 0;
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Mat frame, frameCopy, image;
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const String scaleOpt = "--scale=";
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const string scaleOpt = "--scale=";
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size_t scaleOptLen = scaleOpt.length();
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const String cascadeOpt = "--cascade=";
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const string cascadeOpt = "--cascade=";
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size_t cascadeOptLen = cascadeOpt.length();
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const String nestedCascadeOpt = "--nested-cascade";
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const string nestedCascadeOpt = "--nested-cascade";
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size_t nestedCascadeOptLen = nestedCascadeOpt.length();
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String inputName;
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const string tryFlipOpt = "--try-flip";
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size_t tryFlipOptLen = tryFlipOpt.length();
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string inputName;
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bool tryflip = false;
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help();
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@@ -68,6 +74,11 @@ int main( int argc, const char** argv )
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scale = 1;
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cout << " from which we read scale = " << scale << endl;
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}
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else if( tryFlipOpt.compare( 0, tryFlipOptLen, argv[i], tryFlipOptLen ) == 0 )
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{
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tryflip = true;
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cout << " will try to flip image horizontally to detect assymetric objects\n";
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}
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else if( argv[i][0] == '-' )
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{
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cerr << "WARNING: Unknown option %s" << argv[i] << endl;
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@@ -79,10 +90,7 @@ int main( int argc, const char** argv )
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if( !cascade.load( cascadeName ) )
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{
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cerr << "ERROR: Could not load classifier cascade" << endl;
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cerr << "Usage: facedetect [--cascade=<cascade_path>]\n"
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" [--nested-cascade[=nested_cascade_path]]\n"
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" [--scale[=<image scale>\n"
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" [filename|camera_index]\n" << endl ;
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help();
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return -1;
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}
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@@ -123,7 +131,7 @@ int main( int argc, const char** argv )
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else
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flip( frame, frameCopy, 0 );
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detectAndDraw( frameCopy, cascade, nestedCascade, scale );
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detectAndDraw( frameCopy, cascade, nestedCascade, scale, tryflip );
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if( waitKey( 10 ) >= 0 )
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goto _cleanup_;
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@@ -139,7 +147,7 @@ _cleanup_:
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cout << "In image read" << endl;
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if( !image.empty() )
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{
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detectAndDraw( image, cascade, nestedCascade, scale );
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detectAndDraw( image, cascade, nestedCascade, scale, tryflip );
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waitKey(0);
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}
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else if( !inputName.empty() )
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@@ -160,7 +168,7 @@ _cleanup_:
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image = imread( buf, 1 );
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if( !image.empty() )
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{
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detectAndDraw( image, cascade, nestedCascade, scale );
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detectAndDraw( image, cascade, nestedCascade, scale, tryflip );
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c = waitKey(0);
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if( c == 27 || c == 'q' || c == 'Q' )
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break;
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@@ -180,13 +188,13 @@ _cleanup_:
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return 0;
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}
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void detectAndDraw( Mat& img,
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CascadeClassifier& cascade, CascadeClassifier& nestedCascade,
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double scale)
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void detectAndDraw( Mat& img, CascadeClassifier& cascade,
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CascadeClassifier& nestedCascade,
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double scale, bool tryflip )
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{
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int i = 0;
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double t = 0;
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vector<Rect> faces;
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vector<Rect> faces, faces2;
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const static Scalar colors[] = { CV_RGB(0,0,255),
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CV_RGB(0,128,255),
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CV_RGB(0,255,255),
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@@ -209,6 +217,21 @@ void detectAndDraw( Mat& img,
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|CV_HAAR_SCALE_IMAGE
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,
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Size(30, 30) );
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if( tryflip )
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{
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flip(smallImg, smallImg, 1);
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cascade.detectMultiScale( smallImg, faces2,
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1.1, 2, 0
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//|CV_HAAR_FIND_BIGGEST_OBJECT
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//|CV_HAAR_DO_ROUGH_SEARCH
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|CV_HAAR_SCALE_IMAGE
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,
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Size(30, 30) );
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for( vector<Rect>::const_iterator r = faces2.begin(); r != faces2.end(); r++ )
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{
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faces.push_back(Rect(smallImg.cols - r->x - r->width, r->y, r->width, r->height));
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}
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}
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t = (double)cvGetTickCount() - t;
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printf( "detection time = %g ms\n", t/((double)cvGetTickFrequency()*1000.) );
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for( vector<Rect>::const_iterator r = faces.begin(); r != faces.end(); r++, i++ )
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@@ -218,10 +241,19 @@ void detectAndDraw( Mat& img,
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Point center;
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Scalar color = colors[i%8];
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int radius;
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center.x = cvRound((r->x + r->width*0.5)*scale);
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center.y = cvRound((r->y + r->height*0.5)*scale);
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radius = cvRound((r->width + r->height)*0.25*scale);
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circle( img, center, radius, color, 3, 8, 0 );
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double aspect_ratio = (double)r->width/r->height;
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if( 0.75 < aspect_ratio && aspect_ratio < 1.3 )
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{
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center.x = cvRound((r->x + r->width*0.5)*scale);
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center.y = cvRound((r->y + r->height*0.5)*scale);
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radius = cvRound((r->width + r->height)*0.25*scale);
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circle( img, center, radius, color, 3, 8, 0 );
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}
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else
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rectangle( img, cvPoint(cvRound(r->x*scale), cvRound(r->y*scale)),
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cvPoint(cvRound((r->x + r->width-1)*scale), cvRound((r->y + r->height-1)*scale)),
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color, 3, 8, 0);
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if( nestedCascade.empty() )
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continue;
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smallImgROI = smallImg(*r);
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@@ -7,6 +7,7 @@
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#include <fstream>
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#include <iostream>
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#include <memory>
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#include <functional>
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#if defined WIN32 || defined _WIN32
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#define WIN32_LEAN_AND_MEAN
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@@ -86,7 +86,7 @@ int main(int argc, const char** argv)
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break;
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case MOG:
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mog(d_frame, d_fgmask, 0.01);
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mog(d_frame, d_fgmask, 0.01f);
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break;
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case MOG2:
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@@ -127,7 +127,7 @@ int main(int argc, const char** argv)
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break;
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case MOG:
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mog(d_frame, d_fgmask, 0.01);
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mog(d_frame, d_fgmask, 0.01f);
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mog.getBackgroundImage(d_bgimg);
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break;
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@@ -162,7 +162,7 @@ int main(int argc, const char** argv)
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if (!bgimg.empty())
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imshow("mean background image", bgimg);
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char key = waitKey(30);
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int key = waitKey(30);
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if (key == 27)
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break;
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}
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@@ -1341,7 +1341,7 @@ TEST(MOG)
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cv::gpu::MOG_GPU d_mog;
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cv::gpu::GpuMat d_foreground;
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d_mog(d_frame, d_foreground, 0.01);
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d_mog(d_frame, d_foreground, 0.01f);
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while (!TestSystem::instance().stop())
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{
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@@ -1350,7 +1350,7 @@ TEST(MOG)
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TestSystem::instance().gpuOn();
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d_mog(d_frame, d_foreground, 0.01);
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d_mog(d_frame, d_foreground, 0.01f);
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TestSystem::instance().gpuOff();
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}
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