static int resize_test()
{
IplImage* src = load_iplimage( "d:/user/vp/archive/art/greatwave.jpg" );
IplImage* image = cvCreateImage( cvGetSize( src ), 8, 1 );
cvCvtColor( src, image, CV_BGR2GRAY );
named_window( "image", 1 );
show_iplimage( "image", image );
wait_key( 0 );
named_window( "result", 1 );
for( int i = 0; i < 30; i++ )
{
IplImage* dst = cvCreateImage(
cvSize( (rand() % 1000) + 1, (rand() % 1000) + 1),
8, image->nChannels );
cvResize( image, dst, CV_INTER_LINEAR );
show_iplimage( "result", dst );
wait_key_ex( 0, 1000 );
cvReleaseImage( &dst );
}
cvReleaseImage( &image );
destroy_window( "image" );
destroy_window( "result" );
return CV_OK;
}
************************************************************************************/
char file_name[] = "EXPO0002.bmp";
char wndname01[] = "Source image";
char wndname02[] = "Result image for cvFloodFill";
char wndname03[] = "Result image for cvFloodFill8";
char barname01[] = "Maximal difference";
int slider_pos[1] = {5};
CvPoint seed;
CvConnectedComp comp;
// Load the source image. HighGUI use.
IPLIMAGE image01 = load_iplimage( file_name );
if(image01==NULL)
{
printf("File '%s' not found.\n", file_name);
}
// Create the destination images. HighGUI use.
IPLIMAGE image02 = cvCreateImage( cvSize(image01->width,image01->height),
IPL_DEPTH_8U,
1);
IPLIMAGE image03 = cvCreateImage( cvSize(image01->width,image01->height),
IPL_DEPTH_8U,
#define NUMBER 50
char wndname[] = "Primitives";
int i;
// Load the source image
IPLIMAGE image = load_iplimage("headband.bmp");
// Create a window
named_window(wndname, 0);
show_iplimage(wndname,image);
srand(11111);
CvPoint pt1,pt2;
for (i = 0; i< NUMBER; i++)
{
pt1.x=rand()/80;
pt1.y=rand()/80;
pt2.x=rand()/80;
pt2.y=rand()/80;
cvLine( image,pt1, pt2,
CV_RGB(rand()/100,rand()/100,rand()/100), rand()/3000, 8 );
show_iplimage(wndname,image);
}
for (i = 0; i< NUMBER; i++)
{
pt1.x=rand()/80;
pt1.y=rand()/80;
char wndname[] = "Distance transform";
char tbarname[] = "Threshold";
int edge_thresh = 1;
// Load the source image
IPLIMAGE image = load_iplimage( "y2k.bmp" );
// Create the output image
IPLIMAGE dist = cvCreateImage( cvSize( image -> width, image -> height ), IPL_DEPTH_32F, 1 );
IPLIMAGE dist8u1 = cvCreateImage( cvSize( image -> width, image -> height ), IPL_DEPTH_8U, 1 );
IPLIMAGE dist8u2 = cvCreateImage( cvSize( image -> width, image -> height ), IPL_DEPTH_8U, 1 );
IPLIMAGE dist8u = cvCreateImage( cvSize( image -> width, image -> height ), IPL_DEPTH_8U, 3 ); // Converted depth32f to depth8u
IPLIMAGE dist32s = cvCreateImage( cvSize( image -> width, image -> height ), IPL_DEPTH_32S, 1 );
// Convert to grayscale
IPLIMAGE gray = cvCreateImage( cvSize(image->width, image->height), IPL_DEPTH_8U, 1 );
IPLIMAGE edge = cvCreateImage( cvSize(image->width, image->height), IPL_DEPTH_8U, 1 ); // After Threshold
cvCvtColor( image, gray, CV_BGR2GRAY );
// define a trackbar callback
void on_trackbar( int h )
{
int j;
int distStep = dist -> widthStep / 4;
float* currPointer;
cvThreshold( gray, edge,
( float )( edge_thresh ),
( float )( edge_thresh ),
CV_THRESH_BINARY );
//Distance transform
