obs: Remove update time from volume meter

Remove the update time check from the volume meter since it is no longer
nescessary. The update interval can now be set with the volmeter which has
the added benefit of not loosing data where previously updates had been
skipped.

obs/volume-control.cpp

@@ -12,8 +12,6 @@
 
 using namespace std;
 
-#define UPDATE_INTERVAL_MS 50
-
 void VolControl::OBSVolumeChanged(void *data, calldata_t *calldata)
 {
 	Q_UNUSED(calldata);
@@ -42,17 +40,7 @@ void VolControl::VolumeChanged()
 
 void VolControl::VolumeLevel(float mag, float peak, float peakHold)
 {
-	uint64_t curMeterTime = os_gettime_ns() / 1000000;
-
-	/*
-	   Add again peak averaging?
-	*/
-
-	/* only update after a certain amount of time */
-	if ((curMeterTime - lastMeterTime) > UPDATE_INTERVAL_MS) {
-		lastMeterTime = curMeterTime;
-		volMeter->setLevels(mag, peak, peakHold);
-	}
+	volMeter->setLevels(mag, peak, peakHold);
 }
 
 void VolControl::SliderChanged(int vol)
@@ -74,7 +62,6 @@ void VolControl::SetName(const QString &newName)
 
 VolControl::VolControl(OBSSource source_)
 	: source        (source_),
-	  lastMeterTime (0),
 	  levelTotal    (0.0f),
 	  levelCount    (0.0f),
 	  obs_fader     (obs_fader_create(OBS_FADER_CUBIC)),

obs/volume-control.hpp

@@ -32,7 +32,6 @@ private:
 	QLabel          *volLabel;
 	VolumeMeter     *volMeter;
 	QSlider         *slider;
-	uint64_t        lastMeterTime;
 	float           levelTotal;
 	float           levelCount;
 	obs_fader_t     *obs_fader;