add sample rate

javaswag · Jul 1, 2024 · 16ffb9b · 16ffb9b
1 parent afd1c55
commit 16ffb9b
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/audio/main.go b/audio/main.go
@@ -8,6 +8,12 @@ import (
 	"github.com/hajimehoshi/go-mp3"
 )
 
+const (
+	gomp3NumChannels   = 2
+	gomp3Precision     = 2
+	gomp3BytesPerFrame = gomp3NumChannels * gomp3Precision
+)
+
 func main() {
 	fmt.Println("Open: ", os.Args[1])
 	f, err := os.Open(os.Args[1])
@@ -23,7 +29,7 @@ func main() {
 
 	fmt.Printf("SampleRate %d\n", d.SampleRate())
 	// 134,407,456
-	fmt.Printf("Length %d bytes\n", d.Length())
+	fmt.Printf("Length %d bytes\n", d.Length()/gomp3BytesPerFrame)
 	// fmt.Printf("Length %d Mb\n", )
 
 }