From b738c52d5bf31056e2a26715c1a150a913b24bf7 Mon Sep 17 00:00:00 2001
From: sugarme <thangtran@hotmail.com>
Date: Mon, 7 Feb 2022 16:02:34 +1100
Subject: [PATCH] export GrayScale API

---
 vision/aug/grayscale.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/vision/aug/grayscale.go b/vision/aug/grayscale.go
index ee110a2..282318c 100644
--- a/vision/aug/grayscale.go
+++ b/vision/aug/grayscale.go
@@ -86,3 +86,7 @@ func WithRandomGrayscale(pvalueOpt ...float64) Option {
 		o.randomGrayscale = rgs
 	}
 }
+
+func NewGrayscale(outChanOpt ...int64) *Grayscale {
+	return newGrayscale(outChanOpt...)
+}