From 218f1428c4fb36c4edbb23216dbfaaa6681d2a5b Mon Sep 17 00:00:00 2001
From: Tomas <tomas@aparicio.me>
Date: Mon, 8 Jun 2020 18:05:35 +0200
Subject: [PATCH] fix(#335): disable image flatten type conditional

---
 resizer.go | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/resizer.go b/resizer.go
index 461af5e..8d04b18 100644
--- a/resizer.go
+++ b/resizer.go
@@ -393,8 +393,7 @@ func watermarkImageWithAnotherImage(image *C.VipsImage, w WatermarkImage) (*C.Vi
 }
 
 func imageFlatten(image *C.VipsImage, imageType ImageType, o Options) (*C.VipsImage, error) {
-	// Only PNG images are supported for now
-	if o.Background == ColorBlack || (imageType != PNG && imageType != HEIF && imageType != WEBP) {
+	if o.Background == ColorBlack {
 		return image, nil
 	}
 	return vipsFlattenBackground(image, o.Background)