From 6dc403396d76e156c8917029eaec55e403af68ce Mon Sep 17 00:00:00 2001
From: Pacien TRAN-GIRARD
Date: Sun, 15 Jun 2014 19:30:54 +0200
Subject: Add author and absolute value

---
 src/mxml2csv.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/mxml2csv.go b/src/mxml2csv.go
index 21dcbb4..9b97f53 100644
--- a/src/mxml2csv.go
+++ b/src/mxml2csv.go
@@ -82,7 +82,7 @@ func calcFrequency(pitch Pitch) float64 {
 	if pitch.Step == "" {
 		return 0
 	}
-	return REFERENCE_PITCH * float64(pitch.Octave-3) * math.Pow(2, float64(pitchOffset[pitch.Step]+pitch.Alter)/12)
+	return math.Abs(REFERENCE_PITCH * float64(pitch.Octave-3) * math.Pow(2, float64(pitchOffset[pitch.Step]+pitch.Alter)/12))
 }
 
 /***** Division calculation *****/
@@ -122,7 +122,7 @@ func calcDuration(noteDuration int, divisions int, tempo float64) float64 {
 func main() {
 
 	if *versionFlag {
-		fmt.Println("Version:", APP_VERSION)
+		fmt.Println("MusicXML to CSV converter\n2014 Pacien TRAN-GIRARD\nVersion:", APP_VERSION)
 		return
 	}
 
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