#include <qtextstream.h> // Needs to come before egl.h.
#include <qcursor.h> // Needs to come before egl.h.
#include <qcoreevent.h> // Needs to come before egl.h.
+#include <qevent.h> // Needs to come before egl.h.
#include <epoxy/gl.h>
#include <epoxy/egl.h>
+#include <QAction>
+#include <QMenu>
#include <QSurfaceFormat>
#include "glwidget.h"
-#include <movit/resource_pool.h>
#include <stdio.h>
+#include <functional>
#include <mutex>
+#include <movit/effect_chain.h>
+#include <movit/resource_pool.h>
#include "context.h"
+#include "flags.h"
+#include "mainwindow.h"
#include "mixer.h"
+#include "qnamespace.h"
#include "ref_counted_gl_sync.h"
-class QSurface;
+class QMouseEvent;
class QWidget;
#undef Success
#include <movit/util.h>
#include <string>
+using namespace std;
+using namespace std::placeholders;
+
GLWidget::GLWidget(QWidget *parent)
- : QGLWidget(parent, global_share_widget),
- resource_pool(new movit::ResourcePool)
+ : QGLWidget(parent, global_share_widget)
{
}
-GLWidget::~GLWidget()
+void GLWidget::clean_context()
{
+ if (resource_pool != nullptr) {
+ makeCurrent();
+ resource_pool->clean_context();
+ }
}
void GLWidget::initializeGL()
{
- printf("egl context=%p\n", eglGetCurrentContext());
- //printf("threads: %p %p\n", QThread::currentThread(), qGuiApp->thread());
-
- static std::once_flag flag;
- std::call_once(flag, [this]{
- global_mixer = new Mixer(QGLFormat::toSurfaceFormat(format()));
+ static once_flag flag;
+ call_once(flag, [this]{
+ global_mixer = new Mixer(QGLFormat::toSurfaceFormat(format()), global_flags.num_cards);
+ global_mainwindow->mixer_created(global_mixer);
global_mixer->start();
});
global_mixer->set_frame_ready_callback(output, [this]{
QMetaObject::invokeMethod(this, "update", Qt::AutoConnection);
+ emit transition_names_updated(global_mixer->get_transition_names());
+ emit resolution_updated(output);
});
+ if (output >= Mixer::OUTPUT_INPUT0) {
+ int signal_num = global_mixer->get_channel_signal(output);
+ if (signal_num != -1) {
+ setContextMenuPolicy(Qt::CustomContextMenu);
+ connect(this, &QWidget::customContextMenuRequested,
+ bind(&GLWidget::show_context_menu, this, signal_num, _1));
+ }
+ }
+
glDisable(GL_BLEND);
glDisable(GL_DEPTH_TEST);
glDepthMask(GL_FALSE);
Mixer::DisplayFrame frame;
if (!global_mixer->get_display_frame(output, &frame)) {
glClearColor(0.0f, 1.0f, 0.0f, 1.0f);
+ check_error();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+ check_error();
return;
}
+ check_error();
glWaitSync(frame.ready_fence.get(), /*flags=*/0, GL_TIMEOUT_IGNORED);
+ check_error();
frame.setup_chain();
+ check_error();
frame.chain->render_to_screen();
check_error();
+
+ if (resource_pool == nullptr) {
+ resource_pool = frame.chain->get_resource_pool();
+ } else {
+ assert(resource_pool == frame.chain->get_resource_pool());
+ }
+}
+
+void GLWidget::mousePressEvent(QMouseEvent *event)
+{
+ emit clicked();
+}
+
+void GLWidget::show_context_menu(unsigned signal_num, const QPoint &pos)
+{
+ QPoint global_pos = mapToGlobal(pos);
+
+ QMenu menu;
+
+ // Add a submenu for selecting input card, with an action for each card.
+ QMenu card_submenu;
+ QActionGroup card_group(&card_submenu);
+
+ unsigned num_cards = global_mixer->get_num_cards();
+ unsigned current_card = global_mixer->map_signal(signal_num);
+ for (unsigned card_index = 0; card_index < num_cards; ++card_index) {
+ QString description(QString::fromStdString(global_mixer->get_card_description(card_index)));
+ QAction *action = new QAction(description, &card_group);
+ action->setCheckable(true);
+ if (current_card == card_index) {
+ action->setChecked(true);
+ }
+ action->setData(QList<QVariant>{"card", card_index});
+ card_submenu.addAction(action);
+ }
+
+ card_submenu.setTitle("Input source");
+ menu.addMenu(&card_submenu);
+
+ // --- The choices in the next few options depend a lot on which card is active ---
+
+ // Add a submenu for selecting video input, with an action for each input.
+ QMenu video_input_submenu;
+ QActionGroup video_input_group(&video_input_submenu);
+ std::map<uint32_t, string> video_inputs = global_mixer->get_available_video_inputs(current_card);
+ uint32_t current_video_input = global_mixer->get_current_video_input(current_card);
+ for (const auto &mode : video_inputs) {
+ QString description(QString::fromStdString(mode.second));
+ QAction *action = new QAction(description, &video_input_group);
+ action->setCheckable(true);
+ if (mode.first == current_video_input) {
+ action->setChecked(true);
+ }
+ action->setData(QList<QVariant>{"video_input", mode.first});
+ video_input_submenu.addAction(action);
+ }
+
+ video_input_submenu.setTitle("Video input");
+ menu.addMenu(&video_input_submenu);
+
+ // The same for audio input.
+ QMenu audio_input_submenu;
+ QActionGroup audio_input_group(&audio_input_submenu);
+ std::map<uint32_t, string> audio_inputs = global_mixer->get_available_audio_inputs(current_card);
+ uint32_t current_audio_input = global_mixer->get_current_audio_input(current_card);
+ for (const auto &mode : audio_inputs) {
+ QString description(QString::fromStdString(mode.second));
+ QAction *action = new QAction(description, &audio_input_group);
+ action->setCheckable(true);
+ if (mode.first == current_audio_input) {
+ action->setChecked(true);
+ }
+ action->setData(QList<QVariant>{"audio_input", mode.first});
+ audio_input_submenu.addAction(action);
+ }
+
+ audio_input_submenu.setTitle("Audio input");
+ menu.addMenu(&audio_input_submenu);
+
+ // The same for resolution.
+ QMenu mode_submenu;
+ QActionGroup mode_group(&mode_submenu);
+ std::map<uint32_t, VideoMode> video_modes = global_mixer->get_available_video_modes(current_card);
+ uint32_t current_video_mode = global_mixer->get_current_video_mode(current_card);
+ bool has_auto_mode = false;
+ for (const auto &mode : video_modes) {
+ QString description(QString::fromStdString(mode.second.name));
+ QAction *action = new QAction(description, &mode_group);
+ action->setCheckable(true);
+ if (mode.first == current_video_mode) {
+ action->setChecked(true);
+ }
+ action->setData(QList<QVariant>{"video_mode", mode.first});
+ mode_submenu.addAction(action);
+
+ // TODO: Relying on the 0 value here (from bmusb.h) is ugly, it should be a named constant.
+ if (mode.first == 0) {
+ has_auto_mode = true;
+ }
+ }
+
+ // Add a “scan” menu if there's no “auto” mode.
+ if (!has_auto_mode) {
+ QAction *action = new QAction("Scan", &mode_group);
+ action->setData(QList<QVariant>{"video_mode", 0});
+ mode_submenu.addSeparator();
+ mode_submenu.addAction(action);
+ }
+
+ mode_submenu.setTitle("Input mode");
+ menu.addMenu(&mode_submenu);
+
+ // --- End of card-dependent choices ---
+
+ // Add an audio source selector.
+ QAction *audio_source_action = new QAction("Use as audio source", &menu);
+ audio_source_action->setCheckable(true);
+ if (global_mixer->get_audio_source() == signal_num) {
+ audio_source_action->setChecked(true);
+ audio_source_action->setEnabled(false);
+ }
+ menu.addAction(audio_source_action);
+
+ // And a master clock selector.
+ QAction *master_clock_action = new QAction("Use as master clock", &menu);
+ master_clock_action->setCheckable(true);
+ if (global_mixer->get_master_clock() == signal_num) {
+ master_clock_action->setChecked(true);
+ master_clock_action->setEnabled(false);
+ }
+ menu.addAction(master_clock_action);
+
+ // Show the menu and look at the result.
+ QAction *selected_item = menu.exec(global_pos);
+ if (selected_item == audio_source_action) {
+ global_mixer->set_audio_source(signal_num);
+ } else if (selected_item == master_clock_action) {
+ global_mixer->set_master_clock(signal_num);
+ } else if (selected_item != nullptr) {
+ QList<QVariant> selected = selected_item->data().toList();
+ if (selected[0].toString() == "video_mode") {
+ uint32_t mode = selected[1].toUInt(nullptr);
+ if (mode == 0 && !has_auto_mode) {
+ global_mixer->start_mode_scanning(current_card);
+ } else {
+ global_mixer->set_video_mode(current_card, mode);
+ }
+ } else if (selected[0].toString() == "video_input") {
+ uint32_t input = selected[1].toUInt(nullptr);
+ global_mixer->set_video_input(current_card, input);
+ } else if (selected[0].toString() == "audio_input") {
+ uint32_t input = selected[1].toUInt(nullptr);
+ global_mixer->set_audio_input(current_card, input);
+ } else if (selected[0].toString() == "card") {
+ unsigned card_index = selected[1].toUInt(nullptr);
+ global_mixer->set_signal_mapping(signal_num, card_index);
+ } else {
+ assert(false);
+ }
+ }
}