painter.fillRect(0, 0, width(), height(), parentWidget()->palette().window());
float level_lufs;
+ float range_low_lufs;
+ float range_high_lufs;
{
unique_lock<mutex> lock(level_mutex);
level_lufs = this->level_lufs;
+ range_low_lufs = this->range_low_lufs;
+ range_high_lufs = this->range_high_lufs;
}
float level_lu = level_lufs + 23.0f;
+ float range_low_lu = range_low_lufs + 23.0f;
+ float range_high_lu = range_high_lufs + 23.0f;
const int margin = 5;
- draw_vu_meter(painter, level_lu, width(), height(), margin);
+ draw_vu_meter(painter, range_low_lu, range_high_lu, width(), height(), margin);
// Draw the target area (+/-1 LU is allowed EBU range).
+ // It turns green when we're within.
int min_y = lufs_to_pos(1.0f, height());
int max_y = lufs_to_pos(-1.0f, height());
painter.setPen(pen);
painter.drawRect(2, min_y, width() - 5, max_y - min_y);
}
+
+ // Draw the integrated loudness meter, in the same color as the target area.
+ int y = lufs_to_pos(level_lu, height());
+ {
+ QPen pen(Qt::black);
+ pen.setWidth(5);
+ painter.setPen(pen);
+ painter.drawRect(2, y, width() - 5, 1);
+ }
+ {
+ QPen pen;
+ if (level_lu >= -1.0f && level_lu <= 1.0f) {
+ pen.setColor(Qt::green);
+ } else {
+ pen.setColor(Qt::red);
+ }
+ pen.setWidth(3);
+ painter.setPen(pen);
+ painter.drawRect(2, y, width() - 5, 1);
+ }
}