QImage Waveform::renderGfxScope(uint accelFactor, const QImage &qimage)
{
QTime start = QTime::currentTime();
start.start();
const int paintmode = ui->paintMode->itemData(ui->paintMode->currentIndex()).toInt();
WaveformGenerator::Rec rec = m_aRec601->isChecked() ? WaveformGenerator::Rec_601 : WaveformGenerator::Rec_709;
QImage wave = m_waveformGenerator->calculateWaveform(scopeRect().size() - m_textWidth - QSize(0,m_paddingBottom), qimage,
(WaveformGenerator::PaintMode) paintmode, true, rec, accelFactor);
emit signalScopeRenderingFinished(start.elapsed(), 1);
return wave;
}
void AbstractScopeWidget::showEvent(QShowEvent *event)
{
QWidget::showEvent(event);
m_scopeRect = scopeRect();
}
QImage Waveform::renderHUD(uint)
{
QImage hud(m_scopeRect.size(), QImage::Format_ARGB32);
hud.fill(qRgba(0,0,0,0));
QPainter davinci(&hud);
davinci.setPen(penLight);
QMap< QString, QString > values = ProfilesDialog::getSettingsFromFile(KdenliveSettings::current_profile());
// qDebug() << values.value("width");
const int rightX = scopeRect().width()-m_textWidth.width()+3;
const int x = m_mousePos.x() - scopeRect().x();
const int y = m_mousePos.y() - scopeRect().y();
if (scopeRect().height() > 0 && m_mouseWithinWidget) {
int val = 255*(1-(float)y/scopeRect().height());
if (val >= 0 && val <= 255) {
// Draw a horizontal line through the current mouse position
// and show the value of the waveform there
davinci.drawLine(0, y, scopeRect().size().width()-m_textWidth.width(), y);
// Make the value stick to the line unless it is at the top/bottom of the scope
int valY = y+5;
const int top = 30;
const int bottom = 20;
if (valY < top) {
valY = top;
} else if (valY > scopeRect().height()-bottom) {
valY = scopeRect().height()-bottom;
}
davinci.drawText(rightX, valY, QVariant(val).toString());
}
if (scopeRect().width() > 0) {
// Draw a vertical line and the x position of the source clip
bool ok;
const int profileWidth = values.value("width").toInt(&ok);
if (ok) {
const int clipX = (float)x/(scopeRect().width()-m_textWidth.width()-1)*(profileWidth-1);
if (clipX >= 0 && clipX <= profileWidth) {
int valX = x-15;
if (valX < 0) { valX = 0; }
if (valX > scopeRect().width()-55-m_textWidth.width()) { valX = scopeRect().width()-55-m_textWidth.width(); }
davinci.drawLine(x, y, x, scopeRect().height()-m_paddingBottom);
davinci.drawText(valX, scopeRect().height()-5, QVariant(clipX).toString() + " px");
}
}
}
}
davinci.drawText(rightX, scopeRect().height()-m_paddingBottom, "0");
davinci.drawText(rightX, 10, "255");
emit signalHUDRenderingFinished(0, 1);
return hud;
}
