const Img8u &thresh(const Img8u &input, icl8u t){
static Img8u result;
result.setChannels(1);
result.setSize(input.getSize());
int t3 = 3*t;
for(int x=0;x<input.getWidth();++x){
for(int y=0;y<input.getHeight();++y){
result(x,y,0) = 255*((input(x,y,0)+input(x,y,1)+input(x,y,2))>t3);
}
}
return result;
}
void run(){
bool c_arg = pa("-c");
static FPSLimiter fpsLimit(30);
fpsLimit.wait();
const ImgBase *image = grabber.grab();
DrawHandle draw = gui["draw"];
ImageHandle cropped = gui["cropped"];
draw = image;
static RotateOp rot;
if(c_arg){
rot.setAngle(0);
}else{
rot.setAngle(parse<int>(gui["rot"]));
}
const ImgBase *cro = 0;
if(c_arg || gui["rect"].as<bool>()){
static Img8u roi;
std::vector<utils::Rect> rs = mouse_2->getRects();
ICLASSERT_THROW(rs.size() == 1, ICLException("expected exactly one rectangle"));
lastRect = rs[0];
mouse_2->visualize(**draw);
SmartPtr<const ImgBase> tmp = image->shallowCopy(rs[0] & image->getImageRect());
roi.setChannels(tmp->getChannels());
roi.setFormat(tmp->getFormat());
roi.setSize(tmp->getROISize());
tmp->convertROI(&roi);
cro = rot.apply(&roi);
draw->color(0,255,0,255);
draw->text(str(rs[0]), rs[0].x, rs[0].y);
}else{
draw->draw(mouse_1->vis());
Size32f s(gui["s1"],gui["s2"]);
Point32f ps[4] = { mouse_1->ps[0], mouse_1->ps[1], mouse_1->ps[2], mouse_1->ps[3] };
switch(image->getDepth()){
#define ICL_INSTANTIATE_DEPTH(D) \
case depth##D:{ \
static ImageRectification<icl##D> ir; \
try{ \
cro = rot.apply(&ir.apply(ps,*image->as##D(),s)); \
}catch(...){} \
break; \
}
ICL_INSTANTIATE_ALL_DEPTHS;
#undef ICL_INSTANTIATE_DEPTH
}
}
if(cro){
cropped = cro;
currMutex.lock();
cro->convert(&curr);
currMutex.unlock();
}
gui["draw"].render();
gui["fps"].render();
}