git.sesse.net Git - pkanalytics/blob - main.cpp

   1 #include <QMediaPlayer>
   2 #include <QMainWindow>
   3 #include <QApplication>
   4 #include <QGridLayout>
   5 #include <QVideoWidget>
   6 #include <QShortcut>
   7 #include <algorithm>
   8 #include <string>
   9 #include <map>
  10 #include <vector>
  11 #include <optional>
  12 #include <sqlite3.h>
  13 #include "mainwindow.h"
  14 #include "ui_mainwindow.h"
  15 #include "events.h"
  16 #include "players.h"
  17
  18 using namespace std;
  19
  20 string format_timestamp(uint64_t pos)
  21 {
  22         int ms = pos % 1000;
  23         pos /= 1000;
  24         int sec = pos % 60;
  25         pos /= 60;
  26         int min = pos % 60;
  27         int hour = pos / 60;
  28
  29         char buf[256];
  30         snprintf(buf, sizeof(buf), "%d:%02d:%02d.%03d", hour, min, sec, ms);
  31         return buf;
  32 }
  33
  34 MainWindow::MainWindow(EventsModel *events, PlayersModel *players) : events(events), players(players)
  35 {
  36         player = new QMediaPlayer;
  37         //player->setSource(QUrl::fromLocalFile("/home/sesse/dev/stats/ultimate.mkv"));
  38         player->setSource(QUrl::fromLocalFile("/home/sesse/dev/stats/ultimate-prores.mkv"));
  39         player->play();
  40
  41         ui = new Ui::MainWindow;
  42         ui->setupUi(this);
  43
  44         ui->event_view->setModel(events);
  45         connect(ui->event_view->selectionModel(), &QItemSelectionModel::currentRowChanged,
  46                 [this, events](const QModelIndex &current, const QModelIndex &previous) {
  47                         player->setPosition(events->get_time(current.row()));
  48                 });
  49
  50         ui->player_view->setModel(players);
  51
  52         connect(player, &QMediaPlayer::positionChanged, [this](uint64_t pos) {
  53                 position_changed(pos);
  54         });
  55
  56         player->setVideoOutput(ui->video);
  57
  58         connect(ui->minus10s, &QPushButton::clicked, [this]() { seek(-10000); });
  59         connect(ui->plus10s, &QPushButton::clicked, [this]() { seek(10000); });
  60
  61         connect(ui->minus2s, &QPushButton::clicked, [this]() { seek(-2000); });
  62         connect(ui->plus2s, &QPushButton::clicked, [this]() { seek(2000); });
  63
  64         // TODO: Would be nice to actually have a frame...
  65         connect(ui->minus1f, &QPushButton::clicked, [this]() { seek(-20); });
  66         connect(ui->plus1f, &QPushButton::clicked, [this]() { seek(20); });
  67
  68         connect(ui->play_pause, &QPushButton::clicked, [this]() {
  69                 if (playing) {
  70                         player->pause();
  71                         ui->play_pause->setText("Play (space)");
  72                 } else {
  73                         player->setPlaybackRate(1.0);
  74                         player->play();
  75                         ui->play_pause->setText("Pause (space)");
  76                 }
  77                 playing = !playing;
  78
  79                 // Needs to be set anew when we modify setText(), evidently.
  80                 ui->play_pause->setShortcut(QCoreApplication::translate("MainWindow", "Space", nullptr));
  81         });
  82
  83         connect(ui->player_1, &QPushButton::clicked, [this]() { insert_event(1); });
  84         connect(ui->player_2, &QPushButton::clicked, [this]() { insert_event(2); });
  85         connect(ui->player_3, &QPushButton::clicked, [this]() { insert_event(3); });
  86         connect(ui->player_4, &QPushButton::clicked, [this]() { insert_event(4); });
  87         connect(ui->player_5, &QPushButton::clicked, [this]() { insert_event(5); });
  88         connect(ui->player_6, &QPushButton::clicked, [this]() { insert_event(6); });
  89         connect(ui->player_7, &QPushButton::clicked, [this]() { insert_event(7); });
  90
  91         // TODO: disable if nothing is selected
  92         connect(ui->catch_, &QPushButton::clicked, [this]() { set_current_event_type("catch"); });
  93         connect(ui->throwaway, &QPushButton::clicked, [this]() { set_current_event_type("throwaway"); });
  94         connect(ui->drop, &QPushButton::clicked, [this]() { set_current_event_type("drop"); });
  95         connect(ui->goal, &QPushButton::clicked, [this]() { set_current_event_type("goal"); });
  96         connect(ui->offensive_soft_plus, &QPushButton::clicked, [this]() { set_current_event_type("offensive_soft_plus"); });
  97         connect(ui->offensive_soft_minus, &QPushButton::clicked, [this]() { set_current_event_type("offensive_soft_minus"); });
  98         connect(ui->pull, &QPushButton::clicked, [this]() { set_current_event_type("pull"); });
  99         connect(ui->pull_landed, &QPushButton::clicked, [this]() { set_current_event_type("pull_landed"); });
 100
 101         QShortcut *key_delete = new QShortcut(QKeySequence(Qt::Key_Delete), this);
 102         connect(key_delete, &QShortcut::activated, [this]() { ui->delete_->animateClick(); });
 103         connect(ui->delete_, &QPushButton::clicked, [this]() { delete_current_event(); });
 104 }
 105
 106 void MainWindow::position_changed(uint64_t pos)
 107 {
 108         ui->timestamp->setText(QString::fromUtf8(format_timestamp(pos)));
 109         if (buffered_seek) {
 110                 player->setPosition(*buffered_seek);
 111                 buffered_seek.reset();
 112         }
 113         if (!playing) {
 114                 player->pause();  // We only played to get a picture.
 115         }
 116         update_status();
 117 }
 118
 119 void MainWindow::seek(int64_t delta_ms)
 120 {
 121         int64_t current_pos = buffered_seek ? *buffered_seek : player->position();
 122         uint64_t pos = max<int64_t>(current_pos + delta_ms, 0);
 123         buffered_seek = pos;
 124         if (!playing) {
 125                 player->setPlaybackRate(0.01);
 126                 player->play();  // Or Qt won't show the seek.
 127         }
 128 }
 129
 130 void MainWindow::insert_event(int button_id)
 131 {
 132         ui->event_view->selectionModel()->blockSignals(true);
 133         ui->event_view->selectRow(events->insert_event(player->position(), button_id));
 134         ui->event_view->selectionModel()->blockSignals(false);
 135 }
 136
 137 void MainWindow::set_current_event_type(const string &type)
 138 {
 139         QItemSelectionModel *select = ui->event_view->selectionModel();
 140         if (!select->hasSelection()) {
 141                 return;
 142         }
 143         int row = select->selectedRows().front().row();  // Should only be one, due to our selection behavior.
 144         events->set_event_type(row, type);
 145         update_status();
 146 }
 147
 148 void MainWindow::delete_current_event()
 149 {
 150         QItemSelectionModel *select = ui->event_view->selectionModel();
 151         if (!select->hasSelection()) {
 152                 return;
 153         }
 154         int row = select->selectedRows().front().row();  // Should only be one, due to our selection behavior.
 155         ui->event_view->selectionModel()->blockSignals(true);
 156         events->delete_event(row);
 157         ui->event_view->selectionModel()->blockSignals(false);
 158         update_status();
 159 }
 160
 161 void MainWindow::update_status()
 162 {
 163         EventsModel::Status s = events->get_status_at(player->position());
 164         char buf[256];
 165         snprintf(buf, sizeof(buf), "%d–%d | %s | %d passes, %d sec possession",
 166                 s.our_score, s.their_score, s.offense ? "offense" : "defense", s.num_passes, s.possession_sec);
 167         ui->status->setText(buf);
 168 }
 169
 170 sqlite3 *open_db(const char *filename)
 171 {
 172         sqlite3 *db;
 173         int ret = sqlite3_open(filename, &db);
 174         if (ret != SQLITE_OK) {
 175                 fprintf(stderr, "%s: %s\n", filename, sqlite3_errmsg(db));
 176                 exit(1);
 177         }
 178
 179         sqlite3_exec(db, R"(
 180                 CREATE TABLE IF NOT EXISTS player (player INTEGER PRIMARY KEY, number VARCHAR, name VARCHAR);
 181         )", nullptr, nullptr, nullptr);  // Ignore errors.
 182
 183         sqlite3_exec(db, R"(
 184                 CREATE TABLE IF NOT EXISTS event (event INTEGER PRIMARY KEY, t INTEGER, player INTEGER, type VARCHAR, FOREIGN KEY (player) REFERENCES player(player));
 185         )", nullptr, nullptr, nullptr);  // Ignore errors.
 186
 187         sqlite3_exec(db, "PRAGMA journal_mode=WAL", nullptr, nullptr, nullptr);  // Ignore errors.
 188         sqlite3_exec(db, "PRAGMA synchronous=NORMAL", nullptr, nullptr, nullptr);  // Ignore errors.
 189         return db;
 190 }
 191
 192 int main(int argc, char *argv[])
 193 {
 194         QApplication app(argc, argv);
 195         sqlite3 *db = open_db("ultimate.db");
 196
 197         MainWindow mainWindow(new EventsModel(db), new PlayersModel(db));
 198         mainWindow.resize(QSize(1280, 720));
 199         mainWindow.show();
 200
 201         return app.exec();
 202
 203 }