seed can be specified to reproduce output

fs.go

@@ -7,7 +7,6 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
-	"time"
 )
 
 // load an image from a file into an Image value
@@ -52,7 +51,6 @@ func getImagesList(path string) []string {
 
 // Randomly choose x number of image from a given folder
 func getRandomImage() string {
-	rand.Seed(time.Now().UnixNano())
 	dir := getImagesList(ConfigRegister.InputDir)
 	index := rand.Intn(len(dir))
 	return dir[index]