#include "clip_list.h"
#include "player.h"
+#include "post_to_main_thread.h"
#include "ui_mainwindow.h"
#include <string>
#include <vector>
+#include <QMouseEvent>
+#include <QWheelEvent>
#include <QShortcut>
using namespace std;
MainWindow *global_mainwindow = nullptr;
+ClipList *cliplist_clips;
+PlayList *playlist_clips;
+
extern int64_t current_pts;
-ClipList *clips;
+extern mutex frame_mu;
+extern vector<int64_t> frames[MAX_STREAMS];
MainWindow::MainWindow()
: ui(new Ui::MainWindow)
global_mainwindow = this;
ui->setupUi(this);
- clips = new ClipList;
- ui->clip_list->setModel(clips);
+ cliplist_clips = new ClipList();
+ ui->clip_list->setModel(cliplist_clips);
+
+ // For scrubbing in the pts columns.
+ ui->clip_list->viewport()->installEventFilter(this);
+
+ playlist_clips = new PlayList();
+ ui->playlist->setModel(playlist_clips);
- // TODO: Make these into buttons.
// TODO: These are too big for lambdas.
QShortcut *cue_in = new QShortcut(QKeySequence(Qt::Key_A), this);
- connect(cue_in, &QShortcut::activated, []{
- if (!clips->empty() && clips->back()->pts_out < 0) {
- clips->back()->pts_in = current_pts;
+ connect(cue_in, &QShortcut::activated, ui->cue_in_btn, &QPushButton::click);
+ connect(ui->cue_in_btn, &QPushButton::clicked, []{
+ if (!cliplist_clips->empty() && cliplist_clips->back()->pts_out < 0) {
+ cliplist_clips->back()->pts_in = current_pts;
return;
}
Clip clip;
clip.pts_in = current_pts;
- clips->add_clip(clip);
+ cliplist_clips->add_clip(clip);
});
QShortcut *cue_out = new QShortcut(QKeySequence(Qt::Key_S), this);
- connect(cue_out, &QShortcut::activated, []{
- if (!clips->empty()) {
- clips->back()->pts_out = current_pts;
+ connect(cue_out, &QShortcut::activated, ui->cue_out_btn, &QPushButton::click);
+ connect(ui->cue_out_btn, &QPushButton::clicked, []{
+ if (!cliplist_clips->empty()) {
+ cliplist_clips->back()->pts_out = current_pts;
// TODO: select the row in the clip list?
}
});
- QShortcut *preview_shortcut = new QShortcut(QKeySequence(Qt::Key_W), this);
- connect(preview_shortcut, &QShortcut::activated, this, &MainWindow::preview_clicked);
+ QShortcut *queue = new QShortcut(QKeySequence(Qt::Key_Q), this);
+ connect(queue, &QShortcut::activated, ui->queue_btn, &QPushButton::click);
+ connect(ui->queue_btn, &QPushButton::clicked, this, &MainWindow::queue_clicked);
+
+ QShortcut *preview = new QShortcut(QKeySequence(Qt::Key_W), this);
+ connect(preview, &QShortcut::activated, ui->preview_btn, &QPushButton::click);
+ connect(ui->preview_btn, &QPushButton::clicked, this, &MainWindow::preview_clicked);
+
+ QShortcut *play = new QShortcut(QKeySequence(Qt::Key_Space), this);
+ connect(play, &QShortcut::activated, ui->play_btn, &QPushButton::click);
+ connect(ui->play_btn, &QPushButton::clicked, this, &MainWindow::play_clicked);
+
+ preview_player = new Player(ui->preview_display);
+ live_player = new Player(ui->live_display);
+ live_player->set_done_callback([this]{
+ post_to_main_thread([this]{
+ live_player_clip_done();
+ });
+ });
+}
+
+void MainWindow::queue_clicked()
+{
+ QItemSelectionModel *selected = ui->clip_list->selectionModel();
+ if (!selected->hasSelection()) {
+ Clip clip = *cliplist_clips->back();
+ clip.stream_idx = 0;
+ playlist_clips->add_clip(clip);
+ return;
+ }
+
+ QModelIndex index = selected->currentIndex();
+ if (index.column() >= int(ClipList::Column::CAMERA_1) &&
+ index.column() <= int(ClipList::Column::CAMERA_4)) {
+ Clip clip = *cliplist_clips->clip(index.row());
+ clip.stream_idx = index.column() - int(ClipList::Column::CAMERA_1);
+ playlist_clips->add_clip(clip);
+ }
}
void MainWindow::preview_clicked()
{
- play_clip(*clips->back(), 0);
+ if (cliplist_clips->empty()) return;
+
+ QItemSelectionModel *selected = ui->clip_list->selectionModel();
+ if (!selected->hasSelection()) {
+ preview_player->play_clip(*cliplist_clips->back(), 0);
+ return;
+ }
+
+ QModelIndex index = selected->currentIndex();
+ if (index.column() >= int(ClipList::Column::CAMERA_1) &&
+ index.column() <= int(ClipList::Column::CAMERA_4)) {
+ unsigned stream_idx = index.column() - int(ClipList::Column::CAMERA_1);
+ preview_player->play_clip(*cliplist_clips->clip(index.row()), stream_idx);
+ }
+}
+
+void MainWindow::play_clicked()
+{
+ if (playlist_clips->empty()) return;
+
+ QItemSelectionModel *selected = ui->playlist->selectionModel();
+ int row;
+ if (!selected->hasSelection()) {
+ row = 0;
+ } else {
+ row = selected->selectedRows(0)[0].row();
+ }
+
+ const Clip &clip = *playlist_clips->clip(row);
+ live_player->play_clip(clip, clip.stream_idx);
+ playlist_clips->set_currently_playing(row);
+}
+
+void MainWindow::live_player_clip_done()
+{
+ int row = playlist_clips->get_currently_playing();
+ if (row != -1 && row < int(playlist_clips->size()) - 1) {
+ ++row;
+ const Clip &clip = *playlist_clips->clip(row);
+ live_player->play_clip(clip, clip.stream_idx);
+ playlist_clips->set_currently_playing(row);
+ } else {
+ playlist_clips->set_currently_playing(-1);
+ }
+}
+
+void MainWindow::resizeEvent(QResizeEvent *event)
+{
+ QMainWindow::resizeEvent(event);
+
+ // Ask for a relayout, but only after the event loop is done doing relayout
+ // on everything else.
+ QMetaObject::invokeMethod(this, "relayout", Qt::QueuedConnection);
+}
+
+void MainWindow::relayout()
+{
+ ui->live_display->setMinimumHeight(ui->live_display->width() * 9 / 16);
+}
+
+bool MainWindow::eventFilter(QObject *watched, QEvent *event)
+{
+ constexpr int dead_zone_pixels = 3; // To avoid that simple clicks get misinterpreted.
+ constexpr int scrub_sensitivity = 100; // pts units per pixel.
+ constexpr int wheel_sensitivity = 100; // pts units per degree.
+
+ if (event->type() == QEvent::MouseButtonPress) {
+ QMouseEvent *mouse = (QMouseEvent *)event;
+
+ int column = ui->clip_list->columnAt(mouse->x());
+ int row = ui->clip_list->rowAt(mouse->y());
+ if (column == -1 || row == -1) return false;
+
+ if (ClipList::Column(column) == ClipList::Column::IN) {
+ scrubbing = true;
+ scrub_row = row;
+ scrub_column = ClipList::Column::IN;
+ scrub_x_origin = mouse->x();
+ scrub_pts_origin = cliplist_clips->clip(scrub_row)->pts_in;
+
+ unsigned stream_idx = ui->preview_display->get_stream_idx();
+ preview_single_frame(scrub_pts_origin, stream_idx, FIRST_AT_OR_AFTER);
+ } else if (ClipList::Column(column) == ClipList::Column::OUT) {
+ scrubbing = true;
+ scrub_row = row;
+ scrub_column = ClipList::Column::OUT;
+ scrub_x_origin = mouse->x();
+ scrub_pts_origin = cliplist_clips->clip(scrub_row)->pts_out;
+
+ unsigned stream_idx = ui->preview_display->get_stream_idx();
+ preview_single_frame(scrub_pts_origin, stream_idx, LAST_BEFORE);
+ }
+ } else if (event->type() == QEvent::MouseMove) {
+ if (scrubbing) {
+ QMouseEvent *mouse = (QMouseEvent *)event;
+ int offset = mouse->x() - scrub_x_origin;
+ int adjusted_offset;
+ if (offset >= dead_zone_pixels) {
+ adjusted_offset = offset - dead_zone_pixels;
+ } else if (offset < -dead_zone_pixels) {
+ adjusted_offset = offset + dead_zone_pixels;
+ } else {
+ adjusted_offset = 0;
+ }
+
+ unsigned stream_idx = ui->preview_display->get_stream_idx();
+ int64_t pts = scrub_pts_origin + adjusted_offset * scrub_sensitivity;
+
+ if (scrub_column == ClipList::Column::IN) {
+ pts = std::max<int64_t>(pts, 0);
+ pts = std::min(pts, cliplist_clips->clip(scrub_row)->pts_out);
+ cliplist_clips->clip(scrub_row)->pts_in = pts;
+ preview_single_frame(pts, stream_idx, FIRST_AT_OR_AFTER);
+ } else {
+ pts = std::max(pts, cliplist_clips->clip(scrub_row)->pts_in);
+ pts = std::min(pts, current_pts);
+ cliplist_clips->clip(scrub_row)->pts_out = pts;
+ preview_single_frame(pts, stream_idx, LAST_BEFORE);
+ }
+
+ return true; // Don't use this mouse movement for selecting things.
+ }
+ } else if (event->type() == QEvent::Wheel) {
+ QWheelEvent *wheel = (QWheelEvent *)event;
+
+ int column = ui->clip_list->columnAt(wheel->x());
+ int row = ui->clip_list->rowAt(wheel->y());
+ if (column == -1 || row == -1) return false;
+
+ ClipProxy clip = cliplist_clips->clip(scrub_row);
+ unsigned stream_idx = ui->preview_display->get_stream_idx();
+
+ if (ClipList::Column(column) == ClipList::Column::IN) {
+ int64_t pts = clip->pts_in + wheel->angleDelta().y() * wheel_sensitivity;
+ pts = std::max<int64_t>(pts, 0);
+ pts = std::min(pts, clip->pts_out);
+ clip->pts_in = pts;
+ preview_single_frame(pts, stream_idx, FIRST_AT_OR_AFTER);
+ } else if (ClipList::Column(column) == ClipList::Column::OUT) {
+ int64_t pts = clip->pts_out + wheel->angleDelta().y() * 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 (event->type() == QEvent::MouseButtonRelease) {
+ scrubbing = false;
+ }
+ return false;
+}
+
+void MainWindow::preview_single_frame(int64_t pts, unsigned stream_idx, MainWindow::Rounding rounding)
+{
+ if (rounding == LAST_BEFORE) {
+ lock_guard<mutex> lock(frame_mu);
+ if (frames[stream_idx].empty()) return;
+ auto it = lower_bound(frames[stream_idx].begin(), frames[stream_idx].end(), pts);
+ if (it != frames[stream_idx].end()) {
+ pts = *it;
+ }
+ } else {
+ assert(rounding == FIRST_AT_OR_AFTER);
+ lock_guard<mutex> lock(frame_mu);
+ if (frames[stream_idx].empty()) return;
+ auto it = upper_bound(frames[stream_idx].begin(), frames[stream_idx].end(), pts - 1);
+ if (it != frames[stream_idx].end()) {
+ pts = *it;
+ }
+ }
+
+ Clip fake_clip;
+ fake_clip.pts_in = pts;
+ fake_clip.pts_out = pts + 1;
+ preview_player->play_clip(fake_clip, stream_idx);
}