修改参数列表

imgutils/imgutils.go

@@ -124,7 +124,7 @@ func CircleImage(src image.Image) image.Image {
 }
 
 // MiddleCoverCoordinate 中间覆盖图片到背景图片坐标计算
-func MiddleCoverCoordinate(background, coverImg image.Image) image.Rectangle {
+func MiddleCoverCoordinate(background image.Image, coverImg image.Image) image.Rectangle {
 	minPoint := background.Bounds().Max.Div(2).Sub(coverImg.Bounds().Max.Div(2))
 	maxPoint := minPoint.Add(coverImg.Bounds().Max)
 
@@ -205,7 +205,7 @@ func DrawStringOnImageAndSave(img image.Image, infos []*TextBrush) (image.Image,
 	return desImg, nil
 }
 
-func CreateWhiteBackgroundImg(w, h int) *image.RGBA {
+func CreateWhiteBackgroundImg(w int, h int) *image.RGBA {
 	newRgba := image.NewRGBA(image.Rectangle{
 		Min: image.Point{},
 		Max: image.Point{X: w, Y: h},
@@ -232,7 +232,7 @@ func CreateWhiteBackgroundImg(w, h int) *image.RGBA {
 	return newRgba
 }
 
-func MergeImagesHighLow(highImg, lowImg image.Image) image.Image {
+func MergeImagesHighLow(highImg image.Image, lowImg image.Image) image.Image {
 	var x, y int
 
 	if highImg.Bounds().Dx() >= lowImg.Bounds().Dx() {