#include <QFileDialog>
#include <QMessageBox>
#include <QMouseEvent>
+#include <QNetworkReply>
#include <QShortcut>
#include <QTimer>
#include <QWheelEvent>
global_mainwindow = this;
ui->setupUi(this);
+ // Load settings from database.
+ SettingsProto settings = db.get_settings();
+ if (!global_flags.interpolation_quality_set) {
+ if (settings.interpolation_quality() != 0) {
+ global_flags.interpolation_quality = settings.interpolation_quality() - 1;
+ }
+ }
+ if (!global_flags.cue_point_padding_set) {
+ global_flags.cue_point_padding_seconds = settings.cue_point_padding_seconds(); // Default 0 is fine.
+ }
+ if (global_flags.interpolation_quality == 0) {
+ // Allocate something just for simplicity; we won't be using it
+ // unless the user changes runtime, in which case 1 is fine.
+ flow_initialized_interpolation_quality = 1;
+ } else {
+ flow_initialized_interpolation_quality = global_flags.interpolation_quality;
+ }
+ save_settings();
+
// The menus.
connect(ui->exit_action, &QAction::triggered, this, &MainWindow::exit_triggered);
connect(ui->export_cliplist_clip_multitrack_action, &QAction::triggered, this, &MainWindow::export_cliplist_clip_multitrack_triggered);
connect(ui->export_playlist_clip_interpolated_action, &QAction::triggered, this, &MainWindow::export_playlist_clip_interpolated_triggered);
connect(ui->manual_action, &QAction::triggered, this, &MainWindow::manual_triggered);
connect(ui->about_action, &QAction::triggered, this, &MainWindow::about_triggered);
+ connect(ui->undo_action, &QAction::triggered, this, &MainWindow::undo_triggered);
+ connect(ui->redo_action, &QAction::triggered, this, &MainWindow::redo_triggered);
+ ui->undo_action->setEnabled(false);
+ ui->redo_action->setEnabled(false);
+
+ // The quality group.
+ QActionGroup *quality_group = new QActionGroup(ui->interpolation_menu);
+ quality_group->addAction(ui->quality_0_action);
+ quality_group->addAction(ui->quality_1_action);
+ quality_group->addAction(ui->quality_2_action);
+ quality_group->addAction(ui->quality_3_action);
+ quality_group->addAction(ui->quality_4_action);
+ if (global_flags.interpolation_quality == 0) {
+ ui->quality_0_action->setChecked(true);
+ } else if (global_flags.interpolation_quality == 1) {
+ ui->quality_1_action->setChecked(true);
+ } else if (global_flags.interpolation_quality == 2) {
+ ui->quality_2_action->setChecked(true);
+ } else if (global_flags.interpolation_quality == 3) {
+ ui->quality_3_action->setChecked(true);
+ } else if (global_flags.interpolation_quality == 4) {
+ ui->quality_4_action->setChecked(true);
+ } else {
+ assert(false);
+ }
+ connect(ui->quality_0_action, &QAction::toggled, bind(&MainWindow::quality_toggled, this, 0, _1));
+ connect(ui->quality_1_action, &QAction::toggled, bind(&MainWindow::quality_toggled, this, 1, _1));
+ connect(ui->quality_2_action, &QAction::toggled, bind(&MainWindow::quality_toggled, this, 2, _1));
+ connect(ui->quality_3_action, &QAction::toggled, bind(&MainWindow::quality_toggled, this, 3, _1));
+ connect(ui->quality_4_action, &QAction::toggled, bind(&MainWindow::quality_toggled, this, 4, _1));
+
+ // The cue point padding group.
+ QActionGroup *padding_group = new QActionGroup(ui->interpolation_menu);
+ padding_group->addAction(ui->padding_0_action);
+ padding_group->addAction(ui->padding_1_action);
+ padding_group->addAction(ui->padding_2_action);
+ padding_group->addAction(ui->padding_5_action);
+ if (global_flags.cue_point_padding_seconds <= 1e-3) {
+ ui->padding_0_action->setChecked(true);
+ } else if (fabs(global_flags.cue_point_padding_seconds - 1.0) < 1e-3) {
+ ui->padding_1_action->setChecked(true);
+ } else if (fabs(global_flags.cue_point_padding_seconds - 2.0) < 1e-3) {
+ ui->padding_2_action->setChecked(true);
+ } else if (fabs(global_flags.cue_point_padding_seconds - 5.0) < 1e-3) {
+ ui->padding_5_action->setChecked(true);
+ } else {
+ // Nothing to check, which is fine.
+ }
+ connect(ui->padding_0_action, &QAction::toggled, bind(&MainWindow::padding_toggled, this, 0.0, _1));
+ connect(ui->padding_1_action, &QAction::toggled, bind(&MainWindow::padding_toggled, this, 1.0, _1));
+ connect(ui->padding_2_action, &QAction::toggled, bind(&MainWindow::padding_toggled, this, 2.0, _1));
+ connect(ui->padding_5_action, &QAction::toggled, bind(&MainWindow::padding_toggled, this, 5.0, _1));
global_disk_space_estimator = new DiskSpaceEstimator(bind(&MainWindow::report_disk_space, this, _1, _2));
disk_free_label = new QLabel(this);
ui->menuBar->setCornerWidget(disk_free_label);
StateProto state = db.get_state();
+ undo_stack.push_back(state); // The undo stack always has the current state on top.
cliplist_clips = new ClipList(state.clip_list());
ui->clip_list->setModel(cliplist_clips);
connect(play, &QShortcut::activated, ui->play_btn, &QPushButton::click);
connect(ui->play_btn, &QPushButton::clicked, this, &MainWindow::play_clicked);
- QShortcut *preview_1 = new QShortcut(QKeySequence(Qt::Key_1), this);
- connect(preview_1, &QShortcut::activated, ui->preview_1_btn, &QPushButton::click);
- connect(ui->input1_display, &JPEGFrameView::clicked, ui->preview_1_btn, &QPushButton::click);
- connect(ui->preview_1_btn, &QPushButton::clicked, [this]{ preview_angle_clicked(0); });
- ui->input1_display->set_overlay("1");
-
- QShortcut *preview_2 = new QShortcut(QKeySequence(Qt::Key_2), this);
- connect(preview_2, &QShortcut::activated, ui->preview_2_btn, &QPushButton::click);
- connect(ui->input2_display, &JPEGFrameView::clicked, ui->preview_2_btn, &QPushButton::click);
- connect(ui->preview_2_btn, &QPushButton::clicked, [this]{ preview_angle_clicked(1); });
- ui->input2_display->set_overlay("2");
-
- QShortcut *preview_3 = new QShortcut(QKeySequence(Qt::Key_3), this);
- connect(preview_3, &QShortcut::activated, ui->preview_3_btn, &QPushButton::click);
- connect(ui->input3_display, &JPEGFrameView::clicked, ui->preview_3_btn, &QPushButton::click);
- connect(ui->preview_3_btn, &QPushButton::clicked, [this]{ preview_angle_clicked(2); });
- ui->input3_display->set_overlay("3");
-
- QShortcut *preview_4 = new QShortcut(QKeySequence(Qt::Key_4), this);
- connect(preview_4, &QShortcut::activated, ui->preview_4_btn, &QPushButton::click);
- connect(ui->input4_display, &JPEGFrameView::clicked, ui->preview_4_btn, &QPushButton::click);
- connect(ui->preview_4_btn, &QPushButton::clicked, [this]{ preview_angle_clicked(3); });
- ui->input4_display->set_overlay("4");
+ connect(ui->stop_btn, &QPushButton::clicked, this, &MainWindow::stop_clicked);
+ ui->stop_btn->setEnabled(false);
connect(ui->playlist_duplicate_btn, &QPushButton::clicked, this, &MainWindow::playlist_duplicate);
defer_timeout = new QTimer(this);
defer_timeout->setSingleShot(true);
connect(defer_timeout, &QTimer::timeout, this, &MainWindow::defer_timer_expired);
+ ui->undo_action->setEnabled(true);
connect(ui->clip_list->selectionModel(), &QItemSelectionModel::currentChanged,
this, &MainWindow::clip_list_selection_changed);
+
+ // 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 = displays.size(); i < num_cameras; ++i) {
+ QFrame *frame = new QFrame(this);
+ frame->setAutoFillBackground(true);
+
+ QLayout *layout = new QGridLayout(frame);
+ frame->setLayout(layout);
+ layout->setContentsMargins(3, 3, 3, 3);
+
+ JPEGFrameView *display = new JPEGFrameView(frame);
+ display->setAutoFillBackground(true);
+ layout->addWidget(display);
+
+ ui->input_displays->addWidget(frame, i / 2, i % 2);
+ display->set_overlay(to_string(i + 1));
+
+ QPushButton *preview_btn = new QPushButton(this);
+ preview_btn->setMaximumSize(20, 17);
+ preview_btn->setText(QString::fromStdString(to_string(i + 1)));
+ ui->preview_layout->addWidget(preview_btn);
+
+ displays.emplace_back(FrameAndDisplay{ frame, display, preview_btn });
+
+ connect(display, &JPEGFrameView::clicked, preview_btn, &QPushButton::click);
+ QShortcut *shortcut = new QShortcut(QKeySequence(Qt::Key_1 + i), this);
+ connect(shortcut, &QShortcut::activated, preview_btn, &QPushButton::click);
+
+ 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()
return;
}
Clip clip;
- clip.pts_in = current_pts;
+ clip.pts_in = max<int64_t>(current_pts - lrint(global_flags.cue_point_padding_seconds * TIMEBASE), 0);
cliplist_clips->add_clip(clip);
playlist_selection_changed();
ui->clip_list->scrollToBottom();
void MainWindow::cue_out_clicked()
{
if (!cliplist_clips->empty()) {
- cliplist_clips->mutable_back()->pts_out = current_pts;
+ cliplist_clips->mutable_back()->pts_out = current_pts + lrint(global_flags.cue_point_padding_seconds * TIMEBASE);
// TODO: select the row in the clip list?
}
}
QModelIndex index = selected->currentIndex();
Clip clip = *cliplist_clips->clip(index.row());
- if (index.column() >= int(ClipList::Column::CAMERA_1) &&
- index.column() <= int(ClipList::Column::CAMERA_4)) {
+ 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 (index.column() >= int(ClipList::Column::CAMERA_1) &&
- index.column() <= int(ClipList::Column::CAMERA_4)) {
+ 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();
void MainWindow::state_changed(const StateProto &state)
{
db.store_state(state);
+
+ redo_stack.clear();
+ ui->redo_action->setEnabled(false);
+
+ undo_stack.push_back(state);
+ ui->undo_action->setEnabled(undo_stack.size() > 1);
+
+ // Make sure it doesn't grow without bounds.
+ while (undo_stack.size() >= 100) {
+ undo_stack.pop_front();
+ }
+}
+
+void MainWindow::save_settings()
+{
+ SettingsProto settings;
+ settings.set_interpolation_quality(global_flags.interpolation_quality + 1);
+ settings.set_cue_point_padding_seconds(global_flags.cue_point_padding_seconds);
+ db.store_settings(settings);
}
void MainWindow::play_clicked()
playlist_clips->set_progress({{ row, 0.0f }});
playlist_clips->set_currently_playing(row, 0.0f);
playlist_selection_changed();
+
+ ui->stop_btn->setEnabled(true);
+}
+
+void MainWindow::stop_clicked()
+{
+ Clip fake_clip;
+ fake_clip.pts_in = 0;
+ fake_clip.pts_out = 0;
+ size_t last_row = playlist_clips->size() - 1;
+ playlist_clips->set_currently_playing(last_row, 0.0f);
+ live_player->play_clip(fake_clip, last_row, 0);
}
void MainWindow::live_player_clip_done()
playlist_clips->set_progress({{ row + 1, 0.0f }});
playlist_clips->set_currently_playing(row + 1, 0.0f);
}
+ ui->stop_btn->setEnabled(false);
}
pair<Clip, size_t> MainWindow::live_player_get_next_clip()
// for Player to shut down, we could have a deadlock here.
promise<pair<Clip, size_t>> clip_promise;
future<pair<Clip, size_t>> clip = clip_promise.get_future();
- post_to_main_thread([this, &clip_promise] {
+ post_to_main_thread([&clip_promise] {
int row = playlist_clips->get_currently_playing();
if (row != -1 && row < int(playlist_clips->size()) - 1) {
clip_promise.set_value(make_pair(*playlist_clips->clip(row + 1), row + 1));
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;
if (!any_selected) {
set_output_status("paused");
} else {
- double remaining = 0.0;
- for (int row = selected->selectedRows().front().row(); row < int(playlist_clips->size()); ++row) {
- const Clip clip = *playlist_clips->clip(row);
- remaining += double(clip.pts_out - clip.pts_in) / TIMEBASE / 0.5; // FIXME: stop hardcoding speed.
+ vector<Clip> clips;
+ for (size_t row = 0; row < playlist_clips->size(); ++row) {
+ clips.push_back(*playlist_clips->clip(row));
}
+ double remaining = compute_time_left(clips, {{selected->selectedRows().front().row(), 0.0}});
set_output_status(format_duration(remaining) + " ready");
}
}
void MainWindow::clip_list_selection_changed(const QModelIndex ¤t, const QModelIndex &)
{
int camera_selected = -1;
- if (current.column() >= int(ClipList::Column::CAMERA_1) &&
- current.column() <= int(ClipList::Column::CAMERA_4)) {
+ if (cliplist_clips->is_camera_column(current.column())) {
camera_selected = current.column() - int(ClipList::Column::CAMERA_1);
}
highlight_camera_input(camera_selected);
return;
}
- QModelIndex index = selected->currentIndex();
- Clip clip = *playlist_clips->clip(index.row());
QString filename = QFileDialog::getSaveFileName(this,
"Export interpolated clip", QString(), tr("Matroska video files (*.mkv)"));
if (filename.isNull()) {
if (!filename.endsWith(".mkv")) {
filename += ".mkv";
}
- export_interpolated_clip(filename.toStdString(), clip);
+
+ vector<Clip> clips;
+ QModelIndexList rows = selected->selectedRows();
+ for (QModelIndex index : rows) {
+ clips.push_back(*playlist_clips->clip(index.row()));
+ }
+ export_interpolated_clip(filename.toStdString(), clips);
}
void MainWindow::manual_triggered()
AboutDialog("Futatabi", "Multicamera slow motion video server").exec();
}
-void MainWindow::highlight_camera_input(int stream_idx)
+void MainWindow::undo_triggered()
{
- if (stream_idx == 0) {
- ui->input1_frame->setStyleSheet("background: rgb(0,255,0)");
- } else {
- ui->input1_frame->setStyleSheet("");
+ // Finish any deferred action.
+ if (defer_timeout->isActive()) {
+ defer_timeout->stop();
+ state_changed(deferred_state);
}
- if (stream_idx == 1) {
- ui->input2_frame->setStyleSheet("background: rgb(0,255,0)");
- } else {
- ui->input2_frame->setStyleSheet("");
+
+ StateProto redo_state;
+ *redo_state.mutable_clip_list() = cliplist_clips->serialize();
+ *redo_state.mutable_play_list() = playlist_clips->serialize();
+ redo_stack.push_back(std::move(redo_state));
+ ui->redo_action->setEnabled(true);
+
+ assert(undo_stack.size() > 1);
+
+ // Pop off the current state, which is always at the top of the stack.
+ undo_stack.pop_back();
+
+ StateProto state = undo_stack.back();
+ ui->undo_action->setEnabled(undo_stack.size() > 1);
+
+ replace_model(ui->clip_list, &cliplist_clips, new ClipList(state.clip_list()));
+ replace_model(ui->playlist, &playlist_clips, new PlayList(state.play_list()));
+
+ db.store_state(state);
+}
+
+void MainWindow::redo_triggered()
+{
+ assert(!redo_stack.empty());
+
+ ui->undo_action->setEnabled(true);
+ ui->redo_action->setEnabled(true);
+
+ undo_stack.push_back(std::move(redo_stack.back()));
+ redo_stack.pop_back();
+ ui->undo_action->setEnabled(true);
+ ui->redo_action->setEnabled(!redo_stack.empty());
+
+ const StateProto &state = undo_stack.back();
+ replace_model(ui->clip_list, &cliplist_clips, new ClipList(state.clip_list()));
+ replace_model(ui->playlist, &playlist_clips, new PlayList(state.play_list()));
+
+ db.store_state(state);
+}
+
+void MainWindow::quality_toggled(int quality, bool checked)
+{
+ if (!checked) {
+ return;
}
- if (stream_idx == 2) {
- ui->input3_frame->setStyleSheet("background: rgb(0,255,0)");
- } else {
- ui->input3_frame->setStyleSheet("");
+ global_flags.interpolation_quality = quality;
+ if (quality != 0 && // Turning interpolation off is always possible.
+ quality != flow_initialized_interpolation_quality) {
+ QMessageBox msgbox;
+ msgbox.setText(QString::fromStdString(
+ "The interpolation quality for the main output cannot be changed at runtime, "
+ "except being turned completely off; it will take effect for exported files "
+ "only until next restart. The live output quality thus remains at " + to_string(flow_initialized_interpolation_quality) + "."));
+ msgbox.exec();
}
- if (stream_idx == 3) {
- ui->input4_frame->setStyleSheet("background: rgb(0,255,0)");
- } else {
- ui->input4_frame->setStyleSheet("");
+
+ save_settings();
+}
+
+void MainWindow::padding_toggled(double seconds, bool checked)
+{
+ if (!checked) {
+ return;
+ }
+ global_flags.cue_point_padding_seconds = seconds;
+ save_settings();
+}
+
+void MainWindow::highlight_camera_input(int stream_idx)
+{
+ 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("");
+ }
}
}
lock_guard<mutex> lock(queue_status_mu);
return {queue_status, "text/plain"};
}
+
+void MainWindow::display_frame(unsigned stream_idx, const FrameOnDisk &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>
+void MainWindow::replace_model(QTableView *view, Model **model, Model *new_model)
+{
+ QItemSelectionModel *old_selection_model = view->selectionModel();
+ view->setModel(new_model);
+ delete *model;
+ delete old_selection_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);
+}