diff options
Diffstat (limited to 'src/ui.cc')
| -rw-r--r-- | src/ui.cc | 93 |
1 files changed, 69 insertions, 24 deletions
@@ -12,12 +12,64 @@ namespace frontend { std::shared_ptr<backend::labeller> llr; bool play = false; bool stalePrintout = true; + int rectIndex = -1; }; ui::ui(std::shared_ptr<playback> playback, std::shared_ptr<backend::labeller> labeller) { data = std::shared_ptr<ui_impl>(new ui_impl); data->pb = playback; data->llr = labeller; + if(!data->llr->getRectangleLabels().empty()) { + data->rectIndex = 0; + } + } + + std::string getCurrentRectName(ui_impl* data) { + std::string name = "Rectangle"; + if(data->rectIndex >= 0) { + name = data->llr->getRectangleLabels()[data->rectIndex]; + } + return name; + } + + std::pair<backend::label*, backend::label*> getSurroundingLabels(ui_impl* data, std::string name) { + std::pair<backend::label*, backend::label*> ret = {nullptr, nullptr}; + auto &labs = data->llr->getEditableLabels(); + for(auto it = labs.begin(); it != labs.end(); it++) { + if(it->name != name) { + continue; + } + if(it->time <= data->pb->getTime() && (!ret.first || ret.first->time < it->time)) { + ret.first = &(*it); + } + if(it->time > data->pb->getTime() && (!ret.second || ret.second->time > it->time)) { + ret.second = &(*it); + } + } + return ret; + } + + std::vector<backend::label> getInterpolatedRectLabels(ui_impl* data) { + std::vector<backend::label> ret; + for(auto name : data->llr->getRectangleLabels()) { + auto p = getSurroundingLabels(data, name); + if(p.first && ! p.second) { + ret.push_back(*p.first); + } else if(p.first && p.second) { + backend::label l(p.first->name, data->pb->getTime()); + double weight = (p.second->time-l.time)/(p.second->time-p.first->time); + l.location.x1 = weight*p.first->location.x1 + (1-weight)*p.second->location.x1; + l.location.x2 = weight*p.first->location.x2 + (1-weight)*p.second->location.x2; + l.location.y1 = weight*p.first->location.y1 + (1-weight)*p.second->location.y1; + l.location.y2 = weight*p.first->location.y2 + (1-weight)*p.second->location.y2; + ret.push_back(l); + } + } + return ret; + } + + backend::label* getCurrentRectLabel(ui_impl* data) { + return getSurroundingLabels(data, getCurrentRectName(data)).first; } bool handleKey(int keycode, const std::shared_ptr<ui_impl>& data) { @@ -31,6 +83,7 @@ namespace frontend { } else { switch(keycode) { case 27: // Escape quits + data->pb->release(); std::cout << std::endl; return true; case 32: // Space pauses @@ -68,6 +121,12 @@ namespace frontend { case 115: // s saves data->llr->save(); break; + case 99: // c cycles rect labels + if(!data->llr->getRectangleLabels().empty()) { + data->rectIndex = (data->rectIndex + 1) % data->llr->getRectangleLabels().size(); + } + std::cout << "Set rect name to " << getCurrentRectName(data.get()) << std::endl; + break; default: std::cout << "Pressed the " << keycode << " key" << std::endl; break; @@ -77,16 +136,6 @@ namespace frontend { return false; } - backend::label* getCurrentRectLabel(ui_impl *data) { - auto &labs = data->llr->getEditableLabels(); - for(auto rit = labs.rbegin(); rit != labs.rend(); rit++) { - if(rit->location.nonzero() && rit->time <= data->pb->getTime()) { - return &(*rit); - } - } - return nullptr; - } - void mouseCallback(int event, int x, int y, int flags, void* userdata) { // userdata is actually a &shared_ptr<ui_impl> auto data = static_cast<ui_impl*>(userdata); @@ -100,14 +149,7 @@ namespace frontend { if(lab && lab->time == time) { // Use this one } else { // Make one - // Try to use the first rectangle annotation, fall back on normal, then "Rectangle" - std::string name = "Rectangle"; - if(!data->llr->getRectangleLabels().empty()) { - name = data->llr->getRectangleLabels()[0]; - } else if(!data->llr->getLabels().empty()) { - name = data->llr->getLabels()[0]; - } - data->llr->applyLabel(name, time); + data->llr->applyLabel(getCurrentRectName(data), time); lab = &data->llr->getEditableLabels().back(); } lab->location.x1 = lab->location.x2 = x; @@ -118,10 +160,13 @@ namespace frontend { } else if(event == cv::EVENT_MOUSEMOVE) { // If the mouse is down, update x2 and y2 of current window if(mouseDown) { - auto lab = getCurrentRectLabel(data); // It will be valid! TODO: Will it? - //std::cout << "Updating location from " << lab->location.x2 << ", " << lab->location.y2 << " to " << x << ", " << y << "\n"; - lab->location.x2 = x; - lab->location.y2 = y; + auto lab = getCurrentRectLabel(data); + if(lab) { + lab->location.x2 = x; + lab->location.y2 = y; + } else { + std::cout << "ERROR: Invalid label!" << std::endl; + } } } } @@ -138,10 +183,10 @@ namespace frontend { ioctl(STDOUT_FILENO, TIOCGWINSZ, &size); int cols = size.ws_col; // Register mouse callback - data->pb->display("Video", (getCurrentRectLabel(data.get()))? getCurrentRectLabel(data.get())->location : backend::rect()); + data->pb->display("Video", getInterpolatedRectLabels(data.get())); cv::setMouseCallback("Video", mouseCallback, data.get()); while(true) { - data->pb->display("Video", (getCurrentRectLabel(data.get()))? getCurrentRectLabel(data.get())->location : backend::rect()); + data->pb->display("Video", getInterpolatedRectLabels(data.get())); data->pb->interFrameSleep(); if(handleKey(cv::pollKey(), data)) { break; |