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
  17 using namespace std;
  18
  19 string format_timestamp(uint64_t pos)
  20 {
  21         int ms = pos % 1000;
  22         pos /= 1000;
  23         int sec = pos % 60;
  24         pos /= 60;
  25         int min = pos % 60;
  26         int hour = pos / 60;
  27
  28         char buf[256];
  29         snprintf(buf, sizeof(buf), "%d:%02d:%02d.%03d", hour, min, sec, ms);
  30         return buf;
  31 }
  32
  33 MainWindow::MainWindow()
  34 {
  35         player = new QMediaPlayer;
  36         //player->setSource(QUrl::fromLocalFile("/home/sesse/dev/stats/ultimate.mkv"));
  37         player->setSource(QUrl::fromLocalFile("/home/sesse/dev/stats/ultimate-prores.mkv"));
  38         player->play();
  39
  40         ui = new Ui::MainWindow;
  41         ui->setupUi(this);
  42
  43         connect(player, &QMediaPlayer::positionChanged, [this](uint64_t pos) {
  44                 position_changed(pos);
  45         });
  46
  47         player->setVideoOutput(ui->video);
  48
  49         connect(ui->minus10s, &QPushButton::clicked, [this]() { seek(-10000); });
  50         connect(ui->plus10s, &QPushButton::clicked, [this]() { seek(10000); });
  51
  52         connect(ui->minus2s, &QPushButton::clicked, [this]() { seek(-2000); });
  53         connect(ui->plus2s, &QPushButton::clicked, [this]() { seek(2000); });
  54
  55         // TODO: Would be nice to actually have a frame...
  56         connect(ui->minus1f, &QPushButton::clicked, [this]() { seek(-20); });
  57         connect(ui->plus1f, &QPushButton::clicked, [this]() { seek(20); });
  58
  59         connect(ui->play_pause, &QPushButton::clicked, [this]() {
  60                 if (playing) {
  61                         player->pause();
  62                         ui->play_pause->setText("Play (space)");
  63                 } else {
  64                         player->setPlaybackRate(1.0);
  65                         player->play();
  66                         ui->play_pause->setText("Pause (space)");
  67                 }
  68                 playing = !playing;
  69
  70                 // Needs to be set anew when we modify setText(), evidently.
  71                 ui->play_pause->setShortcut(QCoreApplication::translate("MainWindow", "Space", nullptr));
  72         });
  73
  74         connect(ui->player_1, &QPushButton::clicked, [this]() {
  75                 ui->event_view->selectRow(model->insert_event(player->position(), 1));
  76         });
  77         connect(ui->player_2, &QPushButton::clicked, [this]() {
  78                 ui->event_view->selectRow(model->insert_event(player->position(), 2));
  79         });
  80         connect(ui->player_3, &QPushButton::clicked, [this]() {
  81                 ui->event_view->selectRow(model->insert_event(player->position(), 3));
  82         });
  83         connect(ui->player_4, &QPushButton::clicked, [this]() {
  84                 ui->event_view->selectRow(model->insert_event(player->position(), 4));
  85         });
  86         connect(ui->player_5, &QPushButton::clicked, [this]() {
  87                 ui->event_view->selectRow(model->insert_event(player->position(), 5));
  88         });
  89         connect(ui->player_6, &QPushButton::clicked, [this]() {
  90                 ui->event_view->selectRow(model->insert_event(player->position(), 6));
  91         });
  92         connect(ui->player_7, &QPushButton::clicked, [this]() {
  93                 ui->event_view->selectRow(model->insert_event(player->position(), 7));
  94         });
  95
  96         // TODO: disable if nothing is selected
  97         connect(ui->catch_, &QPushButton::clicked, [this]() { set_current_event_type("catch"); });
  98         connect(ui->throwaway, &QPushButton::clicked, [this]() { set_current_event_type("throwaway"); });
  99         connect(ui->drop, &QPushButton::clicked, [this]() { set_current_event_type("drop"); });
 100         connect(ui->goal, &QPushButton::clicked, [this]() { set_current_event_type("goal"); });
 101         connect(ui->offensive_soft_plus, &QPushButton::clicked, [this]() { set_current_event_type("offensive_soft_plus"); });
 102         connect(ui->offensive_soft_minus, &QPushButton::clicked, [this]() { set_current_event_type("offensive_soft_minus"); });
 103         connect(ui->pull, &QPushButton::clicked, [this]() { set_current_event_type("pull"); });
 104         connect(ui->pull_landed, &QPushButton::clicked, [this]() { set_current_event_type("pull_landed"); });
 105
 106         QShortcut *key_delete = new QShortcut(QKeySequence(Qt::Key_Delete), this);
 107         connect(key_delete, &QShortcut::activated, [this]() { ui->delete_->animateClick(); });
 108         connect(ui->delete_, &QPushButton::clicked, [this]() { delete_current_event(); });
 109 }
 110
 111 void MainWindow::position_changed(uint64_t pos)
 112 {
 113         ui->timestamp->setText(QString::fromUtf8(format_timestamp(pos)));
 114         if (buffered_seek) {
 115                 player->setPosition(*buffered_seek);
 116                 buffered_seek.reset();
 117         }
 118         if (!playing) {
 119                 player->pause();  // We only played to get a picture.
 120         }
 121         update_status();
 122 }
 123
 124 void MainWindow::setModel(EventsModel *model)
 125 {
 126         ui->event_view->setModel(model);
 127         this->model = model;
 128 }
 129
 130 void MainWindow::seek(int64_t delta_ms)
 131 {
 132         int64_t current_pos = buffered_seek ? *buffered_seek : player->position();
 133         uint64_t pos = max<int64_t>(current_pos + delta_ms, 0);
 134         buffered_seek = pos;
 135         if (!playing) {
 136                 player->setPlaybackRate(0.01);
 137                 player->play();  // Or Qt won't show the seek.
 138         }
 139 }
 140
 141 void MainWindow::set_current_event_type(const string &type)
 142 {
 143         QItemSelectionModel *select = ui->event_view->selectionModel();
 144         if (!select->hasSelection()) {
 145                 return;
 146         }
 147         int row = select->selectedRows().front().row();  // Should only be one, due to our selection behavior.
 148         model->set_event_type(row, type);
 149         update_status();
 150 }
 151
 152 void MainWindow::delete_current_event()
 153 {
 154         QItemSelectionModel *select = ui->event_view->selectionModel();
 155         if (!select->hasSelection()) {
 156                 return;
 157         }
 158         int row = select->selectedRows().front().row();  // Should only be one, due to our selection behavior.
 159         model->delete_event(row);
 160         update_status();
 161 }
 162
 163 void MainWindow::update_status()
 164 {
 165         EventsModel::Status s = model->get_status_at(player->position());
 166         char buf[256];
 167         snprintf(buf, sizeof(buf), "%d–%d | %s | %d passes, %d sec possession",
 168                 s.our_score, s.their_score, s.offense ? "offense" : "defense", s.num_passes, s.possession_sec);
 169         ui->status->setText(buf);
 170 }
 171
 172 sqlite3 *open_db(const char *filename)
 173 {
 174         sqlite3 *db;
 175         int ret = sqlite3_open(filename, &db);
 176         if (ret != SQLITE_OK) {
 177                 fprintf(stderr, "%s: %s\n", filename, sqlite3_errmsg(db));
 178                 exit(1);
 179         }
 180
 181         sqlite3_exec(db, R"(
 182                 CREATE TABLE IF NOT EXISTS player (player INTEGER PRIMARY KEY, number VARCHAR, name VARCHAR);
 183         )", nullptr, nullptr, nullptr);  // Ignore errors.
 184
 185         sqlite3_exec(db, R"(
 186                 CREATE TABLE IF NOT EXISTS event (event INTEGER PRIMARY KEY, t INTEGER, player INTEGER, type VARCHAR, FOREIGN KEY (player) REFERENCES player(player));
 187         )", nullptr, nullptr, nullptr);  // Ignore errors.
 188
 189         sqlite3_exec(db, "PRAGMA journal_mode=WAL", nullptr, nullptr, nullptr);  // Ignore errors.
 190         sqlite3_exec(db, "PRAGMA synchronous=NORMAL", nullptr, nullptr, nullptr);  // Ignore errors.
 191         return db;
 192 }
 193
 194 int main(int argc, char *argv[])
 195 {
 196         QApplication app(argc, argv);
 197         sqlite3 *db = open_db("ultimate.db");
 198
 199         MainWindow mainWindow;
 200         mainWindow.setModel(new EventsModel(db));
 201         mainWindow.resize(QSize(1280, 720));
 202         mainWindow.show();
 203
 204         return app.exec();
 205
 206 }