X-Git-Url: https://git.sesse.net/?p=nageru;a=blobdiff_plain;f=futatabi%2Fmainwindow.cpp;h=f465468b1dbafe68ee2217a786e8db35add06511;hp=d73f579a9e6faee5880c6ac2447004a1df6cc99c;hb=55bc1e47c47dfdeeec06c55de9a53b95bdbbd326;hpb=72f2abe1fe64ad62dfd6c7fa7b3435a5d4aa111b

diff --git a/futatabi/mainwindow.cpp b/futatabi/mainwindow.cpp
index d73f579..f465468 100644
--- a/futatabi/mainwindow.cpp
+++ b/futatabi/mainwindow.cpp
@@ -5,6 +5,8 @@
 #include "flags.h"
 #include "frame_on_disk.h"
 #include "player.h"
+#include "futatabi_midi_mapping.pb.h"
+#include "midi_mapping_dialog.h"
 #include "shared/aboutdialog.h"
 #include "shared/disk_space_estimator.h"
 #include "shared/post_to_main_thread.h"
@@ -33,9 +35,25 @@ static PlayList *playlist_clips;
 
 extern int64_t current_pts;
 
+namespace {
+
+void set_pts_in(int64_t pts, int64_t current_pts, ClipProxy &clip)
+{
+	pts = std::max<int64_t>(pts, 0);
+	if (clip->pts_out == -1) {
+		pts = std::min(pts, current_pts);
+	} else {
+		pts = std::min(pts, clip->pts_out);
+	}
+	clip->pts_in = pts;
+}
+
+}  // namespace
+
 MainWindow::MainWindow()
 	: ui(new Ui::MainWindow),
-	  db(global_flags.working_directory + "/futatabi.db")
+	  db(global_flags.working_directory + "/futatabi.db"),
+	  midi_mapper(this)
 {
 	global_mainwindow = this;
 	ui->setupUi(this);
@@ -60,6 +78,7 @@ MainWindow::MainWindow()
 	save_settings();
 
 	// The menus.
+	connect(ui->midi_mapping_action, &QAction::triggered, this, &MainWindow::midi_mapping_triggered);
 	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);
@@ -164,6 +183,9 @@ MainWindow::MainWindow()
 	connect(ui->stop_btn, &QPushButton::clicked, this, &MainWindow::stop_clicked);
 	ui->stop_btn->setEnabled(false);
 
+	connect(ui->speed_slider, &QAbstractSlider::valueChanged, this, &MainWindow::speed_slider_changed);
+	connect(ui->speed_lock_btn, &QPushButton::clicked, this, &MainWindow::speed_lock_clicked);
+
 	connect(ui->playlist_duplicate_btn, &QPushButton::clicked, this, &MainWindow::playlist_duplicate);
 
 	connect(ui->playlist_remove_btn, &QPushButton::clicked, this, &MainWindow::playlist_remove);
@@ -183,6 +205,12 @@ MainWindow::MainWindow()
 	playlist_selection_changed();  // First time set-up.
 
 	preview_player.reset(new Player(ui->preview_display, Player::NO_STREAM_OUTPUT));
+	preview_player->set_done_callback([this] {
+		post_to_main_thread([this] {
+			preview_player_done();
+		});
+	});
+
 	live_player.reset(new Player(ui->live_display, Player::HTTPD_STREAM_OUTPUT));
 	live_player->set_done_callback([this] {
 		post_to_main_thread([this] {
@@ -195,14 +223,20 @@ MainWindow::MainWindow()
 		});
 	});
 	set_output_status("paused");
+	enable_or_disable_queue_button();
 
 	defer_timeout = new QTimer(this);
 	defer_timeout->setSingleShot(true);
 	connect(defer_timeout, &QTimer::timeout, this, &MainWindow::defer_timer_expired);
 	ui->undo_action->setEnabled(true);
 
+	lock_blink_timeout = new QTimer(this);
+	lock_blink_timeout->setSingleShot(true);
+	connect(lock_blink_timeout, &QTimer::timeout, this, &MainWindow::lock_blink_timer_expired);
+
 	connect(ui->clip_list->selectionModel(), &QItemSelectionModel::currentChanged,
 	        this, &MainWindow::clip_list_selection_changed);
+	enable_or_disable_queue_button();
 
 	// Find out how many cameras we have in the existing frames;
 	// if none, we start with two cameras.
@@ -220,6 +254,18 @@ MainWindow::MainWindow()
 	if (!global_flags.tally_url.empty()) {
 		start_tally();
 	}
+
+	if (!global_flags.midi_mapping_filename.empty()) {
+		MIDIMappingProto midi_mapping;
+		if (!load_midi_mapping_from_file(global_flags.midi_mapping_filename, &midi_mapping)) {
+			fprintf(stderr, "Couldn't load MIDI mapping '%s'; exiting.\n",
+				global_flags.midi_mapping_filename.c_str());
+			exit(1);
+		}
+		midi_mapper.set_midi_mapping(midi_mapping);
+	}
+	midi_mapper.refresh_lights();
+	midi_mapper.start_thread();
 }
 
 void MainWindow::change_num_cameras()
@@ -273,25 +319,41 @@ void MainWindow::cue_in_clicked()
 {
 	if (!cliplist_clips->empty() && cliplist_clips->back()->pts_out < 0) {
 		cliplist_clips->mutable_back()->pts_in = current_pts;
-		return;
+	} else {
+		Clip clip;
+		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();
 	}
-	Clip clip;
-	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();
+
+	// Select the item so that we can jog it.
+	ui->clip_list->setFocus();
+	QModelIndex index = cliplist_clips->index(cliplist_clips->size() - 1, int(ClipList::Column::IN));
+	ui->clip_list->selectionModel()->setCurrentIndex(index, QItemSelectionModel::ClearAndSelect);
 	ui->clip_list->scrollToBottom();
+	enable_or_disable_queue_button();
 }
 
 void MainWindow::cue_out_clicked()
 {
-	if (!cliplist_clips->empty()) {
-		cliplist_clips->mutable_back()->pts_out = current_pts + lrint(global_flags.cue_point_padding_seconds * TIMEBASE);
-		// TODO: select the row in the clip list?
+	if (cliplist_clips->empty()) {
+		return;
 	}
+
+	cliplist_clips->mutable_back()->pts_out = current_pts + lrint(global_flags.cue_point_padding_seconds * TIMEBASE);
+
+	// Select the item so that we can jog it.
+	ui->clip_list->setFocus();
+	QModelIndex index = cliplist_clips->index(cliplist_clips->size() - 1, int(ClipList::Column::OUT));
+	ui->clip_list->selectionModel()->setCurrentIndex(index, QItemSelectionModel::ClearAndSelect);
+	ui->clip_list->scrollToBottom();
+	enable_or_disable_queue_button();
 }
 
 void MainWindow::queue_clicked()
 {
+	// See also enable_or_disable_queue_button().
+
 	if (cliplist_clips->empty()) {
 		return;
 	}
@@ -330,6 +392,8 @@ void MainWindow::queue_clicked()
 
 void MainWindow::preview_clicked()
 {
+	// See also enable_or_disable_preview_button().
+
 	if (ui->playlist->hasFocus()) {
 		// Allow the playlist as preview iff it has focus and something is selected.
 		QItemSelectionModel *selected = ui->playlist->selectionModel();
@@ -337,6 +401,8 @@ void MainWindow::preview_clicked()
 			QModelIndex index = selected->currentIndex();
 			const Clip &clip = *playlist_clips->clip(index.row());
 			preview_player->play(clip);
+			preview_playing = true;
+			enable_or_disable_preview_button();
 			return;
 		}
 	}
@@ -347,6 +413,8 @@ void MainWindow::preview_clicked()
 	QItemSelectionModel *selected = ui->clip_list->selectionModel();
 	if (!selected->hasSelection()) {
 		preview_player->play(*cliplist_clips->back());
+		preview_playing = true;
+		enable_or_disable_preview_button();
 		return;
 	}
 
@@ -358,6 +426,8 @@ void MainWindow::preview_clicked()
 		clip.stream_idx = ui->preview_display->get_stream_idx();
 	}
 	preview_player->play(clip);
+	preview_playing = true;
+	enable_or_disable_preview_button();
 }
 
 void MainWindow::preview_angle_clicked(unsigned stream_idx)
@@ -424,6 +494,64 @@ void MainWindow::playlist_move(int delta)
 	playlist_selection_changed();
 }
 
+void MainWindow::jog_internal(JogDestination jog_destination, int row, int column, int stream_idx, int pts_delta)
+{
+	constexpr int camera_pts_per_pixel = 1500;  // One click of most mice (15 degrees), multiplied by the default wheel_sensitivity.
+
+	int in_column, out_column, camera_column;
+	if (jog_destination == JOG_CLIP_LIST) {
+		in_column = int(ClipList::Column::IN);
+		out_column = int(ClipList::Column::OUT);
+		camera_column = -1;
+	} else if (jog_destination == JOG_PLAYLIST) {
+		in_column = int(PlayList::Column::IN);
+		out_column = int(PlayList::Column::OUT);
+		camera_column = int(PlayList::Column::CAMERA);
+	} else {
+		assert(false);
+	}
+
+	currently_deferring_model_changes = true;
+	{
+		current_change_id = (jog_destination == JOG_CLIP_LIST) ? "cliplist:" : "playlist:";
+		ClipProxy clip = (jog_destination == JOG_CLIP_LIST) ? cliplist_clips->mutable_clip(row) : playlist_clips->mutable_clip(row);
+		if (jog_destination == JOG_PLAYLIST) {
+			stream_idx = clip->stream_idx;
+		}
+
+		if (column == in_column) {
+			current_change_id += "in:" + to_string(row);
+			int64_t pts = clip->pts_in + pts_delta;
+			set_pts_in(pts, current_pts, clip);
+			preview_single_frame(pts, stream_idx, FIRST_AT_OR_AFTER);
+		} else if (column == out_column) {
+			current_change_id += "out:" + to_string(row);
+			int64_t pts = clip->pts_out + pts_delta;
+			pts = std::max(pts, clip->pts_in);
+			pts = std::min(pts, current_pts);
+			clip->pts_out = pts;
+			preview_single_frame(pts, stream_idx, LAST_BEFORE);
+		} else if (column == camera_column) {
+			current_change_id += "camera:" + to_string(row);
+			int angle_degrees = pts_delta;
+			if (last_mousewheel_camera_row == row) {
+				angle_degrees += leftover_angle_degrees;
+			}
+
+			int stream_idx = clip->stream_idx + angle_degrees / camera_pts_per_pixel;
+			stream_idx = std::max(stream_idx, 0);
+			stream_idx = std::min<int>(stream_idx, num_cameras - 1);
+			clip->stream_idx = stream_idx;
+
+			last_mousewheel_camera_row = row;
+			leftover_angle_degrees = angle_degrees % camera_pts_per_pixel;
+
+			// Don't update the live view, that's rarely what the operator wants.
+		}
+	}
+	currently_deferring_model_changes = false;
+}
+
 void MainWindow::defer_timer_expired()
 {
 	state_changed(deferred_state);
@@ -482,18 +610,18 @@ void MainWindow::save_settings()
 	db.store_settings(settings);
 }
 
-void MainWindow::play_clicked()
+void MainWindow::lock_blink_timer_expired()
 {
-	if (playlist_clips->empty())
-		return;
+	midi_mapper.set_locked(MIDIMapper::LightState(ui->speed_lock_btn->isChecked()));  // Presumably On, or the timer should have been canceled.
+}
 
+void MainWindow::play_clicked()
+{
 	QItemSelectionModel *selected = ui->playlist->selectionModel();
-	unsigned start_row;
 	if (!selected->hasSelection()) {
-		start_row = 0;
-	} else {
-		start_row = selected->selectedRows(0)[0].row();
+		return;
 	}
+	unsigned start_row = selected->selectedRows(0)[0].row();
 
 	vector<ClipWithID> clips;
 	for (unsigned row = start_row; row < playlist_clips->size(); ++row) {
@@ -502,9 +630,8 @@ void MainWindow::play_clicked()
 	live_player->play(clips);
 	playlist_clips->set_progress({ { start_row, 0.0f } });
 	ui->playlist->selectionModel()->clear();
-	playlist_selection_changed();
-
 	ui->stop_btn->setEnabled(true);
+	playlist_selection_changed();
 }
 
 void MainWindow::stop_clicked()
@@ -515,28 +642,37 @@ void MainWindow::stop_clicked()
 	playlist_clips->set_progress({});
 	live_player->play(fake_clip);
 	ui->stop_btn->setEnabled(false);
+	playlist_selection_changed();
 }
 
-void MainWindow::live_player_done()
+void MainWindow::speed_slider_changed(int percent)
 {
-	playlist_selection_changed();
-	playlist_clips->set_progress({});
-	ui->stop_btn->setEnabled(false);
+	float speed = percent / 100.0f;
+	ui->speed_lock_btn->setText(QString::fromStdString(" " + to_string(percent) + "%"));
+	live_player->set_master_speed(speed);
+	midi_mapper.set_speed_light(speed);
 }
 
-static string format_duration(double t)
+void MainWindow::speed_lock_clicked()
 {
-	int t_ms = lrint(t * 1e3);
+	// TODO: Make for a less abrupt transition if we're not already at 100%.
+	ui->speed_slider->setValue(100);  // Also actually sets the master speed and updates the label.
+	ui->speed_slider->setEnabled(!ui->speed_lock_btn->isChecked());
+	midi_mapper.set_locked(MIDIMapper::LightState(ui->speed_lock_btn->isChecked()));
+	lock_blink_timeout->stop();
+}
 
-	int ms = t_ms % 1000;
-	t_ms /= 1000;
-	int s = t_ms % 60;
-	t_ms /= 60;
-	int m = t_ms;
+void MainWindow::preview_player_done()
+{
+	preview_playing = false;
+	enable_or_disable_preview_button();
+}
 
-	char buf[256];
-	snprintf(buf, sizeof(buf), "%d:%02d.%03d", m, s, ms);
-	return buf;
+void MainWindow::live_player_done()
+{
+	playlist_clips->set_progress({});
+	ui->stop_btn->setEnabled(false);
+	playlist_selection_changed();
 }
 
 void MainWindow::live_player_clip_progress(const map<uint64_t, double> &progress, double time_remaining)
@@ -560,24 +696,17 @@ void MainWindow::relayout()
 	ui->preview_display->setMinimumWidth(ui->preview_display->height() * 16 / 9);
 }
 
-void set_pts_in(int64_t pts, int64_t current_pts, ClipProxy &clip)
-{
-	pts = std::max<int64_t>(pts, 0);
-	if (clip->pts_out == -1) {
-		pts = std::min(pts, current_pts);
-	} else {
-		pts = std::min(pts, clip->pts_out);
-	}
-	clip->pts_in = pts;
-}
-
 bool MainWindow::eventFilter(QObject *watched, QEvent *event)
 {
 	constexpr int dead_zone_pixels = 3;  // To avoid that simple clicks get misinterpreted.
-	constexpr int camera_degrees_per_pixel = 15;  // One click of most mice.
 	int scrub_sensitivity = 100;  // pts units per pixel.
 	int wheel_sensitivity = 100;  // pts units per degree.
 
+	if (event->type() == QEvent::FocusIn || event->type() == QEvent::FocusOut) {
+		enable_or_disable_preview_button();
+		hidden_jog_column = -1;
+	}
+
 	unsigned stream_idx = ui->preview_display->get_stream_idx();
 
 	if (watched == ui->clip_list) {
@@ -706,22 +835,22 @@ bool MainWindow::eventFilter(QObject *watched, QEvent *event)
 		}
 
 		QTableView *destination;
-		int in_column, out_column, camera_column;
+		JogDestination jog_destination;
 		if (watched == ui->clip_list->viewport()) {
 			destination = ui->clip_list;
-			in_column = int(ClipList::Column::IN);
-			out_column = int(ClipList::Column::OUT);
-			camera_column = -1;
+			jog_destination = JOG_CLIP_LIST;
 			last_mousewheel_camera_row = -1;
 		} else if (watched == ui->playlist->viewport()) {
 			destination = ui->playlist;
-			in_column = int(PlayList::Column::IN);
-			out_column = int(PlayList::Column::OUT);
-			camera_column = int(PlayList::Column::CAMERA);
+			jog_destination = JOG_PLAYLIST;
+			if (destination->columnAt(wheel->x()) != int(PlayList::Column::CAMERA)) {
+				last_mousewheel_camera_row = -1;
+			}
 		} else {
 			last_mousewheel_camera_row = -1;
 			return false;
 		}
+
 		int column = destination->columnAt(wheel->x());
 		int row = destination->rowAt(wheel->y());
 		if (column == -1 || row == -1)
@@ -733,48 +862,7 @@ bool MainWindow::eventFilter(QObject *watched, QEvent *event)
 			return false;
 		}
 
-		currently_deferring_model_changes = true;
-		{
-			current_change_id = (watched == ui->clip_list->viewport()) ? "cliplist:" : "playlist:";
-			ClipProxy clip = (watched == ui->clip_list->viewport()) ? cliplist_clips->mutable_clip(row) : playlist_clips->mutable_clip(row);
-			if (watched == ui->playlist->viewport()) {
-				stream_idx = clip->stream_idx;
-			}
-
-			if (column != camera_column) {
-				last_mousewheel_camera_row = -1;
-			}
-			if (column == in_column) {
-				current_change_id += "in:" + to_string(row);
-				int64_t pts = clip->pts_in + angle_delta * wheel_sensitivity;
-				set_pts_in(pts, current_pts, clip);
-				preview_single_frame(pts, stream_idx, FIRST_AT_OR_AFTER);
-			} else if (column == out_column) {
-				current_change_id += "out:" + to_string(row);
-				int64_t pts = clip->pts_out + angle_delta * wheel_sensitivity;
-				pts = std::max(pts, clip->pts_in);
-				pts = std::min(pts, current_pts);
-				clip->pts_out = pts;
-				preview_single_frame(pts, stream_idx, LAST_BEFORE);
-			} else if (column == camera_column) {
-				current_change_id += "camera:" + to_string(row);
-				int angle_degrees = angle_delta;
-				if (last_mousewheel_camera_row == row) {
-					angle_degrees += leftover_angle_degrees;
-				}
-
-				int stream_idx = clip->stream_idx + angle_degrees / camera_degrees_per_pixel;
-				stream_idx = std::max(stream_idx, 0);
-				stream_idx = std::min<int>(stream_idx, num_cameras - 1);
-				clip->stream_idx = stream_idx;
-
-				last_mousewheel_camera_row = row;
-				leftover_angle_degrees = angle_degrees % camera_degrees_per_pixel;
-
-				// Don't update the live view, that's rarely what the operator wants.
-			}
-		}
-		currently_deferring_model_changes = false;
+		jog_internal(jog_destination, row, column, stream_idx, angle_delta * wheel_sensitivity);
 		return true;  // Don't scroll.
 	} else if (event->type() == QEvent::MouseButtonRelease) {
 		scrubbing = false;
@@ -806,11 +894,14 @@ void MainWindow::preview_single_frame(int64_t pts, unsigned stream_idx, MainWind
 	Clip fake_clip;
 	fake_clip.pts_in = pts;
 	fake_clip.pts_out = pts + 1;
+	fake_clip.stream_idx = stream_idx;
 	preview_player->play(fake_clip);
 }
 
 void MainWindow::playlist_selection_changed()
 {
+	enable_or_disable_preview_button();
+
 	QItemSelectionModel *selected = ui->playlist->selectionModel();
 	bool any_selected = selected->hasSelection();
 	ui->playlist_duplicate_btn->setEnabled(any_selected);
@@ -819,7 +910,15 @@ void MainWindow::playlist_selection_changed()
 		any_selected && selected->selectedRows().front().row() > 0);
 	ui->playlist_move_down_btn->setEnabled(
 		any_selected && selected->selectedRows().back().row() < int(playlist_clips->size()) - 1);
-	ui->play_btn->setEnabled(!playlist_clips->empty());
+
+	ui->play_btn->setEnabled(any_selected);
+	if (ui->stop_btn->isEnabled()) {  // Playing.
+		midi_mapper.set_play_enabled(MIDIMapper::On);
+	} else if (any_selected) {
+		midi_mapper.set_play_enabled(MIDIMapper::Blinking);
+	} else {
+		midi_mapper.set_play_enabled(MIDIMapper::Off);
+	}
 
 	if (!any_selected) {
 		set_output_status("paused");
@@ -833,13 +932,23 @@ void MainWindow::playlist_selection_changed()
 	}
 }
 
-void MainWindow::clip_list_selection_changed(const QModelIndex &current, const QModelIndex &)
+void MainWindow::clip_list_selection_changed(const QModelIndex &current, const QModelIndex &previous)
 {
 	int camera_selected = -1;
 	if (cliplist_clips->is_camera_column(current.column())) {
 		camera_selected = current.column() - int(ClipList::Column::CAMERA_1);
+
+		// See the comment on hidden_jog_column.
+		if (current.row() != previous.row()) {
+			hidden_jog_column = -1;
+		} else if (hidden_jog_column == -1) {
+			hidden_jog_column = previous.column();
+		}
+	} else {
+		hidden_jog_column = -1;
 	}
 	highlight_camera_input(camera_selected);
+	enable_or_disable_queue_button();
 }
 
 void MainWindow::report_disk_space(off_t free_bytes, double estimated_seconds_left)
@@ -875,6 +984,11 @@ void MainWindow::report_disk_space(off_t free_bytes, double estimated_seconds_le
 	});
 }
 
+void MainWindow::midi_mapping_triggered()
+{
+	MIDIMappingDialog(&midi_mapper).exec();
+}
+
 void MainWindow::exit_triggered()
 {
 	close();
@@ -1031,11 +1145,64 @@ void MainWindow::highlight_camera_input(int stream_idx)
 			displays[i].frame->setStyleSheet("");
 		}
 	}
+	midi_mapper.highlight_camera_input(stream_idx);
+}
+
+void MainWindow::enable_or_disable_preview_button()
+{
+	// Follows the logic in preview_clicked().
+
+	if (ui->playlist->hasFocus()) {
+		// Allow the playlist as preview iff it has focus and something is selected.
+		// TODO: Is this part really relevant?
+		QItemSelectionModel *selected = ui->playlist->selectionModel();
+		if (selected->hasSelection()) {
+			ui->preview_btn->setEnabled(true);
+			midi_mapper.set_preview_enabled(preview_playing ? MIDIMapper::On : MIDIMapper::Blinking);
+			return;
+		}
+	}
+
+	// TODO: Perhaps only enable this if something is actually selected.
+	ui->preview_btn->setEnabled(!cliplist_clips->empty());
+	if (preview_playing) {
+		midi_mapper.set_preview_enabled(MIDIMapper::On);
+	} else {
+		midi_mapper.set_preview_enabled(cliplist_clips->empty() ? MIDIMapper::Off : MIDIMapper::Blinking);
+	}
+}
+
+void MainWindow::enable_or_disable_queue_button()
+{
+	// Follows the logic in queue_clicked().
+	// TODO: Perhaps only enable this if something is actually selected.
+
+	bool enabled;
+
+	if (cliplist_clips->empty()) {
+		enabled = false;
+	} else {
+		QItemSelectionModel *selected = ui->clip_list->selectionModel();
+		if (!selected->hasSelection()) {
+			Clip clip = *cliplist_clips->back();
+			enabled = clip.pts_out != -1;
+		} else {
+			QModelIndex index = selected->currentIndex();
+			Clip clip = *cliplist_clips->clip(index.row());
+			enabled = clip.pts_out != -1;
+		}
+	}
+
+	ui->queue_btn->setEnabled(enabled);
+	midi_mapper.set_queue_enabled(enabled);
 }
 
 void MainWindow::set_output_status(const string &status)
 {
 	ui->live_label->setText(QString::fromStdString("Current output (" + status + ")"));
+	if (live_player != nullptr) {
+		live_player->set_pause_status(status);
+	}
 
 	lock_guard<mutex> lock(queue_status_mu);
 	queue_status = status;
@@ -1062,6 +1229,101 @@ void MainWindow::display_frame(unsigned stream_idx, const FrameOnDisk &frame)
 	displays[stream_idx].display->setFrame(stream_idx, frame);
 }
 
+void MainWindow::preview()
+{
+	post_to_main_thread([this] {
+		preview_clicked();
+	});
+}
+
+void MainWindow::queue()
+{
+	post_to_main_thread([this] {
+		queue_clicked();
+	});
+}
+
+void MainWindow::play()
+{
+	post_to_main_thread([this] {
+		play_clicked();
+	});
+}
+
+void MainWindow::toggle_lock()
+{
+	post_to_main_thread([this] {
+		ui->speed_lock_btn->setChecked(!ui->speed_lock_btn->isChecked());
+		speed_lock_clicked();
+	});
+}
+
+void MainWindow::jog(int delta)
+{
+	post_to_main_thread([this, delta] {
+		int64_t pts_delta = delta * (TIMEBASE / 60);  // One click = frame at 60 fps.
+		if (ui->playlist->hasFocus()) {
+			QModelIndex selected = ui->playlist->selectionModel()->currentIndex();
+			if (selected.column() != -1 && selected.row() != -1) {
+				jog_internal(JOG_PLAYLIST, selected.row(), selected.column(), /*stream_idx=*/-1, pts_delta);
+			}
+		} else if (ui->clip_list->hasFocus()) {
+			QModelIndex selected = ui->clip_list->selectionModel()->currentIndex();
+			if (cliplist_clips->is_camera_column(selected.column()) &&
+			    hidden_jog_column != -1) {
+				// See the definition on hidden_jog_column.
+				selected = selected.sibling(selected.row(), hidden_jog_column);
+				ui->clip_list->selectionModel()->setCurrentIndex(selected, QItemSelectionModel::ClearAndSelect);
+				hidden_jog_column = -1;
+			}
+			if (selected.column() != -1 && selected.row() != -1) {
+				jog_internal(JOG_CLIP_LIST, selected.row(), selected.column(), ui->preview_display->get_stream_idx(), pts_delta);
+			}
+		}
+	});
+}
+
+void MainWindow::switch_camera(unsigned camera_idx)
+{
+	post_to_main_thread([this, camera_idx] {
+		if (camera_idx < num_cameras) {  // TODO: Also make this change a highlighted clip?
+			preview_angle_clicked(camera_idx);
+		}
+	});
+}
+
+void MainWindow::set_master_speed(float speed)
+{
+	speed = min(max(speed, 0.1f), 2.0f);
+
+	post_to_main_thread([this, speed] {
+		if (ui->speed_lock_btn->isChecked()) {
+			midi_mapper.set_locked(MIDIMapper::Blinking);
+			lock_blink_timeout->start(1000);
+			return;
+		}
+
+		int percent = lrintf(speed * 100.0f);
+		ui->speed_slider->blockSignals(true);
+		ui->speed_slider->setValue(percent);
+		ui->speed_slider->blockSignals(false);
+		ui->speed_lock_btn->setText(QString::fromStdString(" " + to_string(percent) + "%"));
+
+		live_player->set_master_speed(speed);
+		midi_mapper.set_speed_light(speed);
+	});
+}
+
+void MainWindow::cue_in()
+{
+	post_to_main_thread([this] { cue_in_clicked(); });
+}
+
+void MainWindow::cue_out()
+{
+	post_to_main_thread([this] { cue_out_clicked(); });
+}
+
 template<class Model>
 void MainWindow::replace_model(QTableView *view, Model **model, Model *new_model)
 {