Add v16.7.2

ffmpeg/parse/average.go

@@ -0,0 +1,25 @@
+package parse
+
+import (
+	"time"
+
+	"github.com/prep/average"
+)
+
+type averager struct {
+	fps     *average.SlidingWindow
+	pps     *average.SlidingWindow
+	bitrate *average.SlidingWindow
+}
+
+func (a *averager) init(window, granularity time.Duration) {
+	a.fps, _ = average.New(window, granularity)
+	a.pps, _ = average.New(window, granularity)
+	a.bitrate, _ = average.New(window, granularity)
+}
+
+func (a *averager) stop() {
+	a.fps.Stop()
+	a.pps.Stop()
+	a.bitrate.Stop()
+}