simplify random img function

fs.go

@@ -51,13 +51,9 @@ func getImagesList(path string) []string {
 }
 
 // Randomly choose x number of image from a given folder
-func getRandomImages(number int) []string {
+func getRandomImage() string {
 	rand.Seed(time.Now().UnixNano())
-	var images []string
 	dir := getImagesList("/home/gator/Photos/")
-	for i := 0; i < number; i++ {
-		index := rand.Intn(len(dir))
-		images = append(images, dir[index])
-	}
-	return images
+	index := rand.Intn(len(dir))
+	return dir[index]
 }

main.go

@@ -13,9 +13,8 @@ func main() {
 	flag.Parse()
 
 	// get two random images and load them
-	imgs := getRandomImages(2)
-	img1 := loadImage(imgs[0])
-	img2 := loadImage(imgs[1])
+	img1 := loadImage(getRandomImage())
+	img2 := loadImage(getRandomImage())
 
 	// pool of workers unionizing, ready to blend a new picture using the power of friendship
 	var pool blendWorkerPool