X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=mainwindow.cpp;h=be46ded2bf82a96ea33a15f27f6cae24990c54f1;hb=9f1e8fb59e1b68b68b4bb1a05e1f4ee37ea47471;hp=4804c088d98f7d3bc1f126d9a786ca181c18dea5;hpb=e18d9bad93d5bf766d52d0cb66db4c3d3f8a711b;p=nageru diff --git a/mainwindow.cpp b/mainwindow.cpp index 4804c08..be46ded 100644 --- a/mainwindow.cpp +++ b/mainwindow.cpp @@ -1,13 +1,223 @@ #include "mainwindow.h" -#include "window.h" -#include -#include "context.h" +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "glwidget.h" +#include "lrameter.h" #include "mixer.h" +#include "ui_display.h" +#include "ui_mainwindow.h" +#include "vumeter.h" + +class QResizeEvent; + +using namespace std; + +Q_DECLARE_METATYPE(std::vector); -using std::thread; +MainWindow *global_mainwindow = nullptr; MainWindow::MainWindow() + : ui(new Ui::MainWindow) +{ + global_mainwindow = this; + ui->setupUi(this); + + ui->me_live->set_output(Mixer::OUTPUT_LIVE); + ui->me_preview->set_output(Mixer::OUTPUT_PREVIEW); + + // Hook up the transition buttons. + // TODO: Make them dynamic. + connect(ui->transition_btn1, &QPushButton::clicked, std::bind(&MainWindow::transition_clicked, this, 0)); + connect(ui->transition_btn2, &QPushButton::clicked, std::bind(&MainWindow::transition_clicked, this, 1)); + connect(ui->transition_btn3, &QPushButton::clicked, std::bind(&MainWindow::transition_clicked, this, 2)); + + // Aiee... + transition_btn1 = ui->transition_btn1; + transition_btn2 = ui->transition_btn2; + transition_btn3 = ui->transition_btn3; + qRegisterMetaType>("std::vector"); + connect(ui->me_preview, &GLWidget::transition_names_updated, this, &MainWindow::set_transition_names); +} + +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::mixer_created(Mixer *mixer) +{ + // Make the previews. + unsigned num_previews = mixer->get_num_channels(); + + for (unsigned i = 0; i < num_previews; ++i) { + Mixer::Output output = Mixer::Output(Mixer::OUTPUT_INPUT0 + i); + + QWidget *preview = new QWidget(this); + Ui::Display *ui_display = new Ui::Display; + ui_display->setupUi(preview); + ui_display->label->setText(mixer->get_channel_name(output).c_str()); + ui_display->display->set_output(output); + ui->preview_displays->insertWidget(previews.size(), preview, 1); + previews.push_back(ui_display); + + // Hook up the click. + connect(ui_display->display, &GLWidget::clicked, std::bind(&MainWindow::channel_clicked, this, i)); + + // Hook up the keyboard key. + QShortcut *shortcut = new QShortcut(QKeySequence(Qt::Key_1 + i), this); + connect(shortcut, &QShortcut::activated, std::bind(&MainWindow::channel_clicked, this, i)); + + // Hook up the white balance button (irrelevant if invisible). + ui_display->wb_button->setVisible(mixer->get_supports_set_wb(output)); + connect(ui_display->wb_button, &QPushButton::clicked, std::bind(&MainWindow::wb_button_clicked, this, i)); + } + + mixer->set_audio_level_callback([this](float level_lufs, float peak_db, float global_level_lufs, float range_low_lufs, float range_high_lufs){ + ui->vu_meter->set_level(level_lufs); + ui->lra_meter->set_levels(global_level_lufs, range_low_lufs, range_high_lufs); + + char buf[256]; + snprintf(buf, sizeof(buf), "%.1f", peak_db); + ui->peak_display->setText(buf); + if (peak_db > -0.1f) { // -0.1 dBFS is EBU peak limit. + ui->peak_display->setStyleSheet("QLabel { background-color: red; color: white; }"); + } else { + ui->peak_display->setStyleSheet(""); + } + }); +} + +void MainWindow::relayout() +{ + int width = size().width(); + int height = size().height(); + + // Allocate the height; the most important part is to keep the main displays + // at 16:9 if at all possible. + double me_width = ui->me_preview->width(); + double me_height = me_width * 9.0 / 16.0 + ui->label_preview->height(); + + // TODO: Scale the widths when we need to do this. + if (me_height / double(height) > 0.8) { + me_height = height * 0.8; + } + + // The previews will be constrained by the remaining height, and the width. + // FIXME: spacing? + double preview_label_height = previews[0]->label->height(); + double preview_height = std::min(height - me_height - preview_label_height, (width / double(previews.size())) * 9.0 / 16.0); + + ui->vertical_layout->setStretch(0, lrintf(me_height)); + ui->vertical_layout->setStretch(1, std::max(1, lrintf(height - me_height - preview_height))); + ui->vertical_layout->setStretch(2, lrintf(preview_height + preview_label_height)); + + // Set the widths for the previews. + double preview_width = preview_height * 16.0 / 9.0; // FIXME: spacing? + + for (unsigned i = 0; i < previews.size(); ++i) { + ui->preview_displays->setStretch(i, lrintf(preview_width)); + } + + // The spacer. + ui->preview_displays->setStretch(previews.size(), lrintf(width - previews.size() * preview_width)); +} + +void MainWindow::set_transition_names(vector transition_names) +{ + if (transition_names.size() < 1) { + transition_btn1->setText(QString("")); + } else { + transition_btn1->setText(QString::fromStdString(transition_names[0])); + } + if (transition_names.size() < 2) { + transition_btn2->setText(QString("")); + } else { + transition_btn2->setText(QString::fromStdString(transition_names[1])); + } + if (transition_names.size() < 3) { + transition_btn3->setText(QString("")); + } else { + transition_btn3->setText(QString::fromStdString(transition_names[2])); + } +} + +void MainWindow::transition_clicked(int transition_number) +{ + global_mixer->transition_clicked(transition_number); +} + +void MainWindow::channel_clicked(int channel_number) +{ + if (current_wb_pick_display == channel_number) { + // The picking was already done from eventFilter(), since we don't get + // the mouse pointer here. + } else { + global_mixer->channel_clicked(channel_number); + } +} + +void MainWindow::wb_button_clicked(int channel_number) +{ + current_wb_pick_display = channel_number; + QApplication::setOverrideCursor(Qt::CrossCursor); +} + +bool MainWindow::eventFilter(QObject *watched, QEvent *event) +{ + if (current_wb_pick_display != -1 && + event->type() == QEvent::MouseButtonRelease && + watched->isWidgetType()) { + QApplication::restoreOverrideCursor(); + if (watched == previews[current_wb_pick_display]->display) { + const QMouseEvent *mouse_event = (QMouseEvent *)event; + set_white_balance(current_wb_pick_display, mouse_event->x(), mouse_event->y()); + } else { + // The user clicked on something else, give up. + // (The click goes through, which might not be ideal, but, yes.) + current_wb_pick_display = -1; + } + } + return false; +} + +namespace { + +double srgb_to_linear(double x) +{ + if (x < 0.04045) { + return x / 12.92; + } else { + return pow((x + 0.055) / 1.055, 2.4); + } +} + +} // namespace + +void MainWindow::set_white_balance(int channel_number, int x, int y) { - setCentralWidget(new Window(this)); + // FIXME: This is wrong. We should really reset the white balance and then + // re-render, but renderToPixmap() crashes for me. + QRgb reference_color = previews[channel_number]->display->grabFrameBuffer().pixel(x, y); + double r = srgb_to_linear(qRed(reference_color) / 255.0); + double g = srgb_to_linear(qGreen(reference_color) / 255.0); + double b = srgb_to_linear(qBlue(reference_color) / 255.0); + global_mixer->set_wb(Mixer::OUTPUT_INPUT0 + channel_number, r, g, b); }