Open Source Computer Vision Library https://opencv.org/
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

65 lines
1.5 KiB

#! /usr/bin/env octave
addpath("/home/x/opencv2/interfaces/swig/octave");
source("/home/x/opencv2/interfaces/swig/octave/PKG_ADD_template");
debug_on_error(true);
debug_on_warning(true);
crash_dumps_octave_core (0)
cv;
highgui;
laplace = [];
colorlaplace = [];
planes = { [], [], [] };
capture = [];
if (size(argv, 2)==0)
capture = cvCreateCameraCapture( -1 );
elseif (size(argv, 2)==1 && all(isdigit(argv(){1})))
capture = cvCreateCameraCapture( int32(argv(){1}) );
elseif (size(argv, 2)==1)
capture = cvCreateFileCapture( argv(){1} );
endif
if (!swig_this(capture))
printf("Could not initialize capturing...\n");
exit(-1)
endif
cvNamedWindow( "Laplacian", 1 );
while (true),
frame = cvQueryFrame( capture );
if (!swig_this(frame))
break
endif
if (!swig_this(laplace))
for i=1:size(planes,2),
planes{i} = cvCreateImage( \
cvSize(frame.width,frame.height), \
8, 1 );
endfor
laplace = cvCreateImage( cvSize(frame.width,frame.height), IPL_DEPTH_16S, 1 );
colorlaplace = cvCreateImage( \
cvSize(frame.width,frame.height), \
8, 3 );
endif
cvSplit( frame, planes{1}, planes{2}, planes{3}, [] );
for plane = planes,
plane = plane{1};
cvLaplace( plane, laplace, 3 );
cvConvertScaleAbs( laplace, plane, 1, 0 );
endfor
cvMerge( planes{1}, planes{2}, planes{3}, [], colorlaplace );
# colorlaplace.origin = frame.origin;
cvShowImage("Laplacian", colorlaplace );
if (cvWaitKey(10) == 27)
break;
endif
endwhile
cvDestroyWindow("Laplacian");