diff --git a/example/example.go b/example/example.go
deleted file mode 100644
index 61510df..0000000
--- a/example/example.go
+++ /dev/null
@@ -1,87 +0,0 @@
-package main
-
-import (
-	"encoding/hex"
-	"fmt"
-	"github.com/nareix/mp4"
-	"os"
-)
-
-func DemuxExample() {
-	file, _ := os.Open("test.mp4")
-	demuxer := &mp4.Demuxer{R: file}
-	demuxer.ReadHeader()
-
-	fmt.Println("Total tracks: ", len(demuxer.Tracks))
-	fmt.Println("Duration: ", demuxer.TrackH264.Duration())
-
-	count := demuxer.TrackH264.SampleCount()
-	fmt.Println("SampleCount: ", count)
-
-	demuxer.TrackH264.SeekToTime(2.3)
-
-	var sample []byte
-	for i := 0; i < 5; i++ {
-		pts, dts, isKeyFrame, data, err := demuxer.TrackH264.ReadSample()
-		fmt.Println("sample #",
-			i, pts, dts, isKeyFrame, len(data),
-			demuxer.TrackH264.CurTime(),
-			err,
-		)
-		if i == 3 {
-			sample = data
-		}
-	}
-	fmt.Println("Sample H264 frame:")
-	fmt.Print(hex.Dump(sample))
-
-	fmt.Println("Duration(AAC): ", demuxer.TrackAAC.Duration())
-	fmt.Println("SampleCount(AAC): ", demuxer.TrackAAC.SampleCount())
-	demuxer.TrackAAC.SeekToTime(1.3)
-
-	for i := 0; i < 5; i++ {
-		pts, dts, isKeyFrame, data, err := demuxer.TrackAAC.ReadSample()
-		fmt.Println("sample(AAC) #",
-			i, pts, dts, isKeyFrame, len(data),
-			demuxer.TrackAAC.CurTime(),
-			err,
-		)
-		if i == 1 {
-			sample = data
-		}
-	}
-	fmt.Println("Sample AAC frame:")
-	fmt.Print(hex.Dump(sample))
-}
-
-func MuxExample() {
-	infile, _ := os.Open("test.mp4")
-	outfile, _ := os.Create("test.out.mp4")
-
-	demuxer := &mp4.Demuxer{R: infile}
-	demuxer.ReadHeader()
-
-	muxer := &mp4.Muxer{W: outfile}
-	muxer.AddH264Track()
-	muxer.TrackH264.SetH264PPS(demuxer.TrackH264.GetH264PPS())
-	muxer.TrackH264.SetH264SPS(demuxer.TrackH264.GetH264SPS())
-	muxer.TrackH264.SetTimeScale(demuxer.TrackH264.TimeScale())
-
-	muxer.WriteHeader()
-	for {
-		pts, dts, isKeyFrame, data, err := demuxer.TrackH264.ReadSample()
-		if err != nil {
-			break
-		}
-		fmt.Println("sample #", dts, pts)
-		muxer.TrackH264.WriteSample(pts, dts, isKeyFrame, data)
-	}
-
-	muxer.WriteTrailer()
-	outfile.Close()
-}
-
-func main() {
-	//DemuxExample()
-	MuxExample()
-}