#include <QFileDialog>
#include <QMessageBox>
#include <QMouseEvent>
+#include <QNetworkReply>
#include <QShortcut>
#include <QTimer>
#include <QWheelEvent>
connect(ui->clip_list->selectionModel(), &QItemSelectionModel::currentChanged,
this, &MainWindow::clip_list_selection_changed);
- // Make the display rows.
- unsigned display_rows = (NUM_CAMERAS + 1) / 2;
+ // Find out how many cameras we have in the existing frames;
+ // if none, we start with two cameras.
+ num_cameras = 2;
+ {
+ lock_guard<mutex> lock(frame_mu);
+ for (size_t stream_idx = 2; stream_idx < MAX_STREAMS; ++stream_idx) {
+ if (!frames[stream_idx].empty()) {
+ num_cameras = stream_idx + 1;
+ }
+ }
+ }
+ change_num_cameras();
+
+ if (!global_flags.tally_url.empty()) {
+ start_tally();
+ }
+}
+
+void MainWindow::change_num_cameras()
+{
+ assert(num_cameras >= displays.size()); // We only add, never remove.
+
+ // Make new display rows.
+ unsigned display_rows = (num_cameras + 1) / 2;
ui->video_displays->setStretch(1, display_rows);
- for (unsigned i = 0; i < NUM_CAMERAS; ++i) {
+ for (unsigned i = displays.size(); i < num_cameras; ++i) {
QFrame *frame = new QFrame(this);
frame->setAutoFillBackground(true);
connect(preview_btn, &QPushButton::clicked, [this, i]{ preview_angle_clicked(i); });
}
+
+ cliplist_clips->change_num_cameras(num_cameras);
+ playlist_clips->change_num_cameras(num_cameras);
+
+ QMetaObject::invokeMethod(this, "relayout", Qt::QueuedConnection);
}
MainWindow::~MainWindow()
QModelIndex index = selected->currentIndex();
Clip clip = *cliplist_clips->clip(index.row());
- if (ClipList::is_camera_column(index.column())) {
+ if (cliplist_clips->is_camera_column(index.column())) {
clip.stream_idx = index.column() - int(ClipList::Column::CAMERA_1);
} else {
clip.stream_idx = ui->preview_display->get_stream_idx();
QModelIndex index = selected->currentIndex();
unsigned stream_idx;
- if (ClipList::is_camera_column(index.column())) {
+ if (cliplist_clips->is_camera_column(index.column())) {
stream_idx = index.column() - int(ClipList::Column::CAMERA_1);
} else {
stream_idx = ui->preview_display->get_stream_idx();
int stream_idx = clip->stream_idx + angle_degrees / camera_degrees_per_pixel;
stream_idx = std::max(stream_idx, 0);
- stream_idx = std::min(stream_idx, NUM_CAMERAS - 1);
+ stream_idx = std::min<int>(stream_idx, num_cameras - 1);
clip->stream_idx = stream_idx;
last_mousewheel_camera_row = row;
void MainWindow::clip_list_selection_changed(const QModelIndex ¤t, const QModelIndex &)
{
int camera_selected = -1;
- if (ClipList::is_camera_column(current.column())) {
+ if (cliplist_clips->is_camera_column(current.column())) {
camera_selected = current.column() - int(ClipList::Column::CAMERA_1);
}
highlight_camera_input(camera_selected);
void MainWindow::highlight_camera_input(int stream_idx)
{
- for (unsigned i = 0; i < NUM_CAMERAS; ++i) {
- if (stream_idx == i) {
+ for (unsigned i = 0; i < num_cameras; ++i) {
+ if (unsigned(stream_idx) == i) {
displays[i].frame->setStyleSheet("background: rgb(0,255,0)");
} else {
displays[i].frame->setStyleSheet("");
void MainWindow::display_frame(unsigned stream_idx, const FrameOnDisk &frame)
{
- if (stream_idx < NUM_CAMERAS) {
- displays[stream_idx].display->setFrame(stream_idx, frame);
+ if (stream_idx >= MAX_STREAMS) {
+ fprintf(stderr, "WARNING: Ignoring too-high stream index %u.\n", stream_idx);
+ return;
+ }
+ if (stream_idx >= num_cameras) {
+ post_to_main_thread_and_wait([this, stream_idx]{
+ num_cameras = stream_idx + 1;
+ change_num_cameras();
+ });
}
+ displays[stream_idx].display->setFrame(stream_idx, frame);
}
template <class Model>
*model = new_model;
connect(new_model, &Model::any_content_changed, this, &MainWindow::content_changed);
}
+
+void MainWindow::start_tally()
+{
+ http_reply = http.get(QNetworkRequest(QString::fromStdString(global_flags.tally_url)));
+ connect(http_reply, &QNetworkReply::finished, this, &MainWindow::tally_received);
+}
+
+void MainWindow::tally_received()
+{
+ unsigned time_to_next_tally_ms;
+ if (http_reply->error()) {
+ fprintf(stderr, "HTTP get of '%s' failed: %s\n", global_flags.tally_url.c_str(),
+ http_reply->errorString().toStdString().c_str());
+ ui->live_frame->setStyleSheet("");
+ time_to_next_tally_ms = 1000;
+ } else {
+ string contents = http_reply->readAll().toStdString();
+ ui->live_frame->setStyleSheet(QString::fromStdString("background: " + contents));
+ time_to_next_tally_ms = 100;
+ }
+ http_reply->deleteLater();
+ http_reply = nullptr;
+
+ QTimer::singleShot(time_to_next_tally_ms, this, &MainWindow::start_tally);
+}