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added docs and minor program changes

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This commit is contained in:
Gary Bradski 2010-12-01 01:14:16 +00:00
parent 28bca0ad8f
commit 1cb87da0e6
1 changed files with 15 additions and 1 deletions
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16
samples/cpp/segment_objects.cpp
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@ -6,6 +6,15 @@
using namespace cv; using namespace cv;
void help()
{
printf("\n"
"This program demonstrated a simple method of connected components clean up of background subtraction\n"
"When the program starts, it begins learning the background. You can toggle background learning on and off\n"
"by hitting the space bar.\n"
"Call\n"
"./segment_objects [video file, else it reads camera 0]\n\n");
}
void refineSegments(const Mat& img, Mat& mask, Mat& dst) void refineSegments(const Mat& img, Mat& mask, Mat& dst)
{ {
@ -52,6 +61,8 @@ int main(int argc, char** argv)
VideoCapture cap; VideoCapture cap;
bool update_bg_model = true; bool update_bg_model = true;
help();
if( argc < 2 ) if( argc < 2 )
cap.open(0); cap.open(0);
else else
@ -59,7 +70,7 @@ int main(int argc, char** argv)
if( !cap.isOpened() ) if( !cap.isOpened() )
{ {
printf("can not open camera or video file\n"); printf("\nCan not open camera or video file\n");
return -1; return -1;
} }
@ -93,7 +104,10 @@ int main(int argc, char** argv)
if( keycode == 27 ) if( keycode == 27 )
break; break;
if( keycode == ' ' ) if( keycode == ' ' )
{
update_bg_model = !update_bg_model; update_bg_model = !update_bg_model;
printf("Learn background is in state = %d\n",update_bg_model);
}
} }
return 0; return 0;