X-Git-Url: https://git.sesse.net/?p=nageru;a=blobdiff_plain;f=vumeter.h;h=7a9420058358f30047f8f2d3645eaa972ec51895;hp=720a12e5217b2225d3f0f022b45b8e2b79c40c32;hb=refs%2Fheads%2Fffmpeg-audio-only;hpb=4a02aa24a41bd7b1a5fad276914af1c7c3d8ee7f

diff --git a/vumeter.h b/vumeter.h
index 720a12e..7a94200 100644
--- a/vumeter.h
+++ b/vumeter.h
@@ -1,12 +1,18 @@
 #ifndef VUMETER_H
 #define VUMETER_H
 
+#include <math.h>
+#include <QPixmap>
+#include <QString>
 #include <QWidget>
-#include <QLabel>
-#include <QPaintEvent>
-
 #include <mutex>
 
+#include "vu_common.h"
+
+class QObject;
+class QPaintEvent;
+class QResizeEvent;
+
 class VUMeter : public QWidget
 {
 	Q_OBJECT
@@ -15,16 +21,60 @@ public:
 	VUMeter(QWidget *parent);
 
 	void set_level(float level_lufs) {
+		set_level(level_lufs, level_lufs);
+	}
+
+	void set_level(float level_lufs_left, float level_lufs_right) {
+		std::unique_lock<std::mutex> lock(level_mutex);
+		this->level_lufs[0] = level_lufs_left;
+		this->level_lufs[1] = level_lufs_right;
+		QMetaObject::invokeMethod(this, "update", Qt::AutoConnection);
+	}
+
+	void set_peak(float peak_lufs) {
+		set_peak(peak_lufs, peak_lufs);
+	}
+
+	void set_peak(float peak_lufs_left, float peak_lufs_right) {
 		std::unique_lock<std::mutex> lock(level_mutex);
-		this->level_lufs = level_lufs;
+		this->peak_lufs[0] = peak_lufs_left;
+		this->peak_lufs[1] = peak_lufs_right;
 		QMetaObject::invokeMethod(this, "update", Qt::AutoConnection);
 	}
 
+	double lufs_to_pos(float level_lu, int height)
+	{
+		return ::lufs_to_pos(level_lu, height, min_level, max_level);
+	}
+
+	void set_min_level(float min_level)
+	{
+		this->min_level = min_level;
+		recalculate_pixmaps();
+	}
+
+	void set_max_level(float max_level)
+	{
+		this->max_level = max_level;
+		recalculate_pixmaps();
+	}
+
+	void set_ref_level(float ref_level_lufs)
+	{
+		this->ref_level_lufs = ref_level_lufs;
+	}
+
 private:
+	void resizeEvent(QResizeEvent *event) override;
 	void paintEvent(QPaintEvent *event) override;
+	void recalculate_pixmaps();
 
 	std::mutex level_mutex;
-	float level_lufs = -HUGE_VAL;
+	float level_lufs[2] { -HUGE_VALF, -HUGE_VALF };
+	float peak_lufs[2] { -HUGE_VALF, -HUGE_VALF };
+	float min_level = -18.0f, max_level = 9.0f, ref_level_lufs = -23.0f;
+
+	QPixmap full_on_pixmap, on_pixmap, off_pixmap;
 };
 
 #endif