void MultiCamshiftUI::drawResults(int camera, IplImage *image) {
CvBox2D *box = &results[camera];
/* Check the roll quality. For aspect ratios near 1, the box rotation
* can't be measured accurately. In these situations, we draw the box
* as a circle, to convey this information.
*/
float q = box->size.height / box->size.width;
if (q < 1.25) {
cvCircleAA(image, cvPoint((int)box->center.x, (int)box->center.y),
(int)((box->size.height + box->size.width)/4), CV_RGB(0,255,128));
}
else {
draw_box(image, *box);
}
/* Always draw some crosshairs at the box center */
draw_crosshairs(image, box->center.x, box->center.y);
}
static int drawing_test()
{
static int read_params = 0;
static int read = 0;
const int channel = 3;
CvSize size = cvSize(600, 300);
int i, j;
int Errors = 0;
if( !read_params )
{
read_params = 1;
trsCaseRead( &read, "/n/y", "y", "Read from file ?" );
}
// Create image
IplImage* image = cvCreateImage( size, IPL_DEPTH_8U, channel );
// cvLine
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i - 30, i * 4 + 10 );
CvPoint p2 = cvPoint( size.width + 30 - i, size.height - 10 - i * 4 );
cvLine( image, p1, p2, CV_RGB(178+i, 255-i, i), i % 10 );
}
Errors += ProcessImage( image, "cvLine", read );
// cvLineAA
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i - 30, i * 4 + 10 );
CvPoint p2 = cvPoint( size.width + 30 - i, size.height - 10 - i * 4 );
cvLine( image, p1, p2, CV_RGB(178+i, 255-i, i), 1, CV_AA, 0 );
}
//Errors += ProcessImage( image, "cvLineAA", read );
// cvRectangle
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i - 30, i * 4 + 10 );
CvPoint p2 = cvPoint( size.width + 30 - i, size.height - 10 - i * 4 );
cvRectangle( image, p1, p2, CV_RGB(178+i, 255-i, i), i % 10 );
}
Errors += ProcessImage( image, "cvRectangle", read );
#if 0
named_window( "Diff", 0 );
#endif
// cvCircle
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i * 3, i * 2 );
CvPoint p2 = cvPoint( size.width - i * 3, size.height - i * 2 );
cvCircle( image, p1, i, CV_RGB(178+i, 255-i, i), i % 10 );
cvCircle( image, p2, i, CV_RGB(178+i, 255-i, i), i % 10 );
#if 0
show_iplimage( "Diff", image );
wait_key(0);
#endif
}
Errors += ProcessImage( image, "cvCircle", read );
// cvCircleAA
cvZero( image );
for( i = 0; i < 100; i++ )
{
CvPoint p1 = cvPoint( i * 3, i * 2 );
CvPoint p2 = cvPoint( size.width - i * 3, size.height - i * 2 );
cvCircleAA( image, p1, i, RGB(i, 255 - i, 178 + i), 0 );
cvCircleAA( image, p2, i, RGB(i, 255 - i, 178 + i), 0 );
}
Errors += ProcessImage( image, "cvCircleAA", read );
// cvEllipse
cvZero( image );
for( i = 10; i < 100; i += 10 )
{
CvPoint p1 = cvPoint( i * 6, i * 3 );
CvSize axes = cvSize( i * 3, i * 2 );
cvEllipse( image, p1, axes,
180 * i / 100, 90 * i / 100, 90 * (i - 100) / 100,
CV_RGB(178+i, 255-i, i), i % 10 );
}
Errors += ProcessImage( image, "cvEllipse", read );
// cvEllipseAA
cvZero( image );
for( i = 10; i < 100; i += 10 )
{
CvPoint p1 = cvPoint( i * 6, i * 3 );
CvSize axes = cvSize( i * 3, i * 2 );
cvEllipseAA( image, p1, axes,
180 * i / 100, 90 * i / 100, 90 * (i - 100) / 100,
RGB(i, 255 - i, 178 + i), i % 10 );
}
Errors += ProcessImage( image, "cvEllipseAA", read );
// cvFillConvexPoly
cvZero( image );
for( j = 0; j < 5; j++ )
for( i = 0; i < 100; i += 10 )
{
CvPoint p[4] = {{ j * 100 - 10, i }, { j * 100 + 10, i },
{ j * 100 + 30, i * 2 }, { j * 100 + 170, i * 3 }};
cvFillConvexPoly( image, p, 4, CV_RGB(178+i, 255-i, i) );
}
Errors += ProcessImage( image, "cvFillConvexPoly", read );
// cvFillPoly
cvZero( image );
for( i = 0; i < 100; i += 10 )
{
CvPoint p0[] = {{-10, i}, { 10, i}, { 30, i * 2}, {170, i * 3}};
CvPoint p1[] = {{ 90, i}, {110, i}, {130, i * 2}, {270, i * 3}};
CvPoint p2[] = {{190, i}, {210, i}, {230, i * 2}, {370, i * 3}};
CvPoint p3[] = {{290, i}, {310, i}, {330, i * 2}, {470, i * 3}};
CvPoint p4[] = {{390, i}, {410, i}, {430, i * 2}, {570, i * 3}};
CvPoint* p[] = {p0, p1, p2, p3, p4};
int n[] = {4, 4, 4, 4, 4};
cvFillPoly( image, p, n, 5, CV_RGB(178+i, 255-i, i) );
}
Errors += ProcessImage( image, "cvFillPoly", read );
// cvPolyLine
cvZero( image );
for( i = 0; i < 100; i += 10 )
{
CvPoint p0[] = {{-10, i}, { 10, i}, { 30, i * 2}, {170, i * 3}};
CvPoint p1[] = {{ 90, i}, {110, i}, {130, i * 2}, {270, i * 3}};
CvPoint p2[] = {{190, i}, {210, i}, {230, i * 2}, {370, i * 3}};
CvPoint p3[] = {{290, i}, {310, i}, {330, i * 2}, {470, i * 3}};
CvPoint p4[] = {{390, i}, {410, i}, {430, i * 2}, {570, i * 3}};
CvPoint* p[] = {p0, p1, p2, p3, p4};
int n[] = {4, 4, 4, 4, 4};
cvPolyLine( image, p, n, 5, 1, CV_RGB(178+i, 255-i, i), i % 10 );
}
Errors += ProcessImage( image, "cvPolyLine", read );
// cvPolyLineAA
cvZero( image );
for( i = 0; i < 100; i += 10 )
{
CvPoint p0[] = {{-10, i}, { 10, i}, { 30, i * 2}, {170, i * 3}};
CvPoint p1[] = {{ 90, i}, {110, i}, {130, i * 2}, {270, i * 3}};
CvPoint p2[] = {{190, i}, {210, i}, {230, i * 2}, {370, i * 3}};
CvPoint p3[] = {{290, i}, {310, i}, {330, i * 2}, {470, i * 3}};
CvPoint p4[] = {{390, i}, {410, i}, {430, i * 2}, {570, i * 3}};
CvPoint* p[] = {p0, p1, p2, p3, p4};
int n[] = {4, 4, 4, 4, 4};
cvPolyLineAA( image, p, n, 5, 1, RGB(i, 255 - i, 178 + i), 0 );
}
Errors += ProcessImage( image, "cvPolyLineAA", read );
// cvPolyLineAA
cvZero( image );
for( i = 1; i < 10; i++ )
{
CvFont font;
cvInitFont( &font, CV_FONT_VECTOR0,
(double)i / 5, (double)i / 5, (double)i / 10, i );
cvPutText( image, "privet. this is test. :)", cvPoint(0, i * 20), &font, CV_RGB(178+i, 255-i, i) );
}
Errors += ProcessImage( image, "cvPutText", read );
cvReleaseImage( &image );
return Errors ? trsResult( TRS_FAIL, "errors" ) : trsResult( TRS_OK, "ok" );
}
