+++ /dev/null
-#include "glwidget.h"
-
-#include <assert.h>
-#include <bmusb/bmusb.h>
-#include <movit/effect_chain.h>
-#include <movit/resource_pool.h>
-#include <stdbool.h>
-#include <stdint.h>
-#include <QAction>
-#include <QActionGroup>
-#include <QInputDialog>
-#include <QList>
-#include <QMenu>
-#include <QPoint>
-#include <QVariant>
-#include <QWidget>
-#include <functional>
-#include <map>
-#include <mutex>
-#include <utility>
-
-#include "audio_mixer.h"
-#include "context.h"
-#include "context_menus.h"
-#include "flags.h"
-#include "mainwindow.h"
-#include "mixer.h"
-#include "ref_counted_gl_sync.h"
-
-class QMouseEvent;
-
-#undef Success
-#include <movit/util.h>
-#include <string>
-
-using namespace movit;
-using namespace std;
-using namespace std::placeholders;
-
-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
-
-GLWidget::GLWidget(QWidget *parent)
- : QGLWidget(parent, global_share_widget)
-{
-}
-
-GLWidget::~GLWidget()
-{
-}
-
-void GLWidget::shutdown()
-{
- if (resource_pool != nullptr) {
- makeCurrent();
- resource_pool->clean_context();
- }
- global_mixer->remove_frame_ready_callback(output, this);
-}
-
-void GLWidget::grab_white_balance(unsigned channel, unsigned x, unsigned y)
-{
- // Set the white balance to neutral for the grab. It's probably going to
- // flicker a bit, but hopefully this display is not live anyway.
- global_mixer->set_wb(output, 0.5, 0.5, 0.5);
- global_mixer->wait_for_next_frame();
-
- // Mark that the next paintGL() should grab the given pixel.
- grab_x = x;
- grab_y = y;
- grab_output = Mixer::Output(Mixer::OUTPUT_INPUT0 + channel);
- should_grab = true;
-
- updateGL();
-}
-
-void GLWidget::initializeGL()
-{
- static once_flag flag;
- call_once(flag, [this]{
- global_mixer = new Mixer(QGLFormat::toSurfaceFormat(format()), global_flags.num_cards);
- global_audio_mixer = global_mixer->get_audio_mixer();
- global_mainwindow->mixer_created(global_mixer);
- global_mixer->start();
- });
- global_mixer->add_frame_ready_callback(output, this, [this]{
- QMetaObject::invokeMethod(this, "update", Qt::AutoConnection);
- });
- if (output == Mixer::OUTPUT_LIVE) {
- global_mixer->set_transition_names_updated_callback(output, [this](const vector<string> &names){
- emit transition_names_updated(names);
- });
- }
- if (output >= Mixer::OUTPUT_INPUT0) {
- global_mixer->set_name_updated_callback(output, [this](const string &name){
- emit name_updated(output, name);
- });
- global_mixer->set_color_updated_callback(output, [this](const string &color){
- emit color_updated(output, color);
- });
- }
- setContextMenuPolicy(Qt::CustomContextMenu);
- connect(this, &QWidget::customContextMenuRequested, bind(&GLWidget::show_context_menu, this, _1));
-
- glDisable(GL_BLEND);
- glDisable(GL_DEPTH_TEST);
- glDepthMask(GL_FALSE);
-}
-
-void GLWidget::resizeGL(int width, int height)
-{
- current_width = width;
- current_height = height;
- glViewport(0, 0, width, height);
-}
-
-void GLWidget::paintGL()
-{
- 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();
- glDisable(GL_FRAMEBUFFER_SRGB);
- check_error();
- frame.chain->render_to_fbo(0, current_width, current_height);
- check_error();
-
- if (resource_pool == nullptr) {
- resource_pool = frame.chain->get_resource_pool();
- } else {
- assert(resource_pool == frame.chain->get_resource_pool());
- }
-
- if (should_grab) {
- GLfloat reference_color[4];
- glReadPixels(grab_x, current_height - grab_y - 1, 1, 1, GL_BGRA, GL_FLOAT, reference_color);
-
- double r = srgb_to_linear(reference_color[2]);
- double g = srgb_to_linear(reference_color[1]);
- double b = srgb_to_linear(reference_color[0]);
- global_mixer->set_wb(grab_output, r, g, b);
- should_grab = false;
- }
-}
-
-void GLWidget::mousePressEvent(QMouseEvent *event)
-{
- emit clicked();
-}
-
-void GLWidget::show_context_menu(const QPoint &pos)
-{
- if (output == Mixer::OUTPUT_LIVE) {
- show_live_context_menu(pos);
- }
- if (output >= Mixer::OUTPUT_INPUT0) {
- int signal_num = global_mixer->get_channel_signal(output);
- if (signal_num != -1) {
- show_preview_context_menu(signal_num, pos);
- }
- }
-}
-
-void GLWidget::show_live_context_menu(const QPoint &pos)
-{
- QPoint global_pos = mapToGlobal(pos);
-
- QMenu menu;
-
- // Add a submenu for selecting output card, with an action for each card.
- QMenu card_submenu;
- fill_hdmi_sdi_output_device_menu(&card_submenu);
- card_submenu.setTitle("HDMI/SDI output device");
- menu.addMenu(&card_submenu);
-
- // Add a submenu for choosing the output resolution. Since this is
- // card-dependent, it is disabled if we haven't chosen a card
- // (but it's still there so that the user will know it exists).
- QMenu resolution_submenu;
- fill_hdmi_sdi_output_resolution_menu(&resolution_submenu);
- resolution_submenu.setTitle("HDMI/SDI output resolution");
- menu.addMenu(&resolution_submenu);
-
- // Show the menu; if there's an action selected, it will deal with it itself.
- menu.exec(global_pos);
-}
-
-void GLWidget::show_preview_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);
-
- QMenu interpretation_submenu;
- QActionGroup interpretation_group(&interpretation_submenu);
-
- QMenu video_input_submenu;
- QActionGroup video_input_group(&video_input_submenu);
-
- QMenu audio_input_submenu;
- QActionGroup audio_input_group(&audio_input_submenu);
-
- QMenu mode_submenu;
- QActionGroup mode_group(&mode_submenu);
-
- unsigned num_cards = global_mixer->get_num_cards();
- unsigned current_card = global_mixer->map_signal(signal_num);
- bool is_ffmpeg = global_mixer->card_is_ffmpeg(current_card);
-
- if (!is_ffmpeg) { // FFmpeg inputs are not connected to any card; they're locked to a given input and have a given Y'CbCr interpretatio and have a given Y'CbCr interpretationn.
- 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);
-
- // Note that this setting depends on which card is active.
-
- YCbCrInterpretation current_interpretation = global_mixer->get_input_ycbcr_interpretation(current_card);
- {
- QAction *action = new QAction("Auto", &interpretation_group);
- action->setCheckable(true);
- if (current_interpretation.ycbcr_coefficients_auto) {
- action->setChecked(true);
- }
- action->setData(QList<QVariant>{"interpretation", true, YCBCR_REC_709, false});
- interpretation_submenu.addAction(action);
- }
- for (YCbCrLumaCoefficients ycbcr_coefficients : { YCBCR_REC_709, YCBCR_REC_601 }) {
- for (bool full_range : { false, true }) {
- std::string description;
- if (ycbcr_coefficients == YCBCR_REC_709) {
- description = "Rec. 709 (HD)";
- } else {
- description = "Rec. 601 (SD)";
- }
- if (full_range) {
- description += ", full range (nonstandard)";
- }
- QAction *action = new QAction(QString::fromStdString(description), &interpretation_group);
- action->setCheckable(true);
- if (!current_interpretation.ycbcr_coefficients_auto &&
- ycbcr_coefficients == current_interpretation.ycbcr_coefficients &&
- full_range == current_interpretation.full_range) {
- action->setChecked(true);
- }
- action->setData(QList<QVariant>{"interpretation", false, ycbcr_coefficients, full_range});
- interpretation_submenu.addAction(action);
- }
- }
-
- interpretation_submenu.setTitle("Input interpretation");
- menu.addMenu(&interpretation_submenu);
- }
-
- // --- The choices in the next few options depend a lot on which card is active ---
-
- bool has_auto_mode = false;
- QAction *change_url_action = nullptr;
- if (is_ffmpeg) {
- // Add a menu to change the source URL if we're an FFmpeg card.
- // (The theme can still override.)
- if (global_mixer->card_is_ffmpeg(current_card)) {
- change_url_action = new QAction("Change source filename/URL…", &menu);
- menu.addAction(change_url_action);
- }
- } else {
- // Add a submenu for selecting video input, with an action for each input.
- 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.
- 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.
- std::map<uint32_t, bmusb::VideoMode> video_modes = global_mixer->get_available_video_modes(current_card);
- uint32_t current_video_mode = global_mixer->get_current_video_mode(current_card);
- 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 = nullptr;
- if (global_audio_mixer->get_mapping_mode() == AudioMixer::MappingMode::SIMPLE) {
- audio_source_action = new QAction("Use as audio source", &menu);
- audio_source_action->setCheckable(true);
- if (global_audio_mixer->get_simple_input() == current_card) {
- 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_output_card_index() != -1) {
- master_clock_action->setChecked(false);
- master_clock_action->setEnabled(false);
- } else 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 (audio_source_action != nullptr && selected_item == audio_source_action) {
- global_audio_mixer->set_simple_input(current_card);
- } else if (change_url_action != nullptr && selected_item == change_url_action) {
- // NOTE: We can't use “this” as parent, since the dialog would inherit our style sheet.
- bool ok;
- const string url = global_mixer->get_ffmpeg_filename(current_card);
- QString new_url = QInputDialog::getText(window(), tr("Change URL"),
- tr("Enter new filename/URL for the given video input:"), QLineEdit::Normal,
- QString::fromStdString(url), &ok);
- // FIXME prefill the input
- if (ok) {
- global_mixer->set_ffmpeg_filename(current_card, new_url.toStdString());
- }
- } 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 if (selected[0].toString() == "interpretation") {
- YCbCrInterpretation interpretation;
- interpretation.ycbcr_coefficients_auto = selected[1].toBool();
- interpretation.ycbcr_coefficients = YCbCrLumaCoefficients(selected[2].toUInt(nullptr));
- interpretation.full_range = selected[3].toBool();
- global_mixer->set_input_ycbcr_interpretation(current_card, interpretation);
- } else {
- assert(false);
- }
- }
-}
projects / nageru / blobdiff