From 04765d491750457ff571a7ede79fdc00d59b6fb3 Mon Sep 17 00:00:00 2001
From: Stefan Rijnhart <stefan@opener.am>
Date: Thu, 24 Mar 2016 10:23:04 +0100
Subject: [PATCH] [FIX] hw_escpos: RBG images do not necessarily have an alpha
 channel

---
 addons/hw_escpos/escpos/escpos.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/addons/hw_escpos/escpos/escpos.py b/addons/hw_escpos/escpos/escpos.py
index 5087b392922..4051e65066c 100644
--- a/addons/hw_escpos/escpos/escpos.py
+++ b/addons/hw_escpos/escpos/escpos.py
@@ -445,7 +445,7 @@ class Escpos:
             img_rgba = Image.open(f)
             img = Image.new('RGB', img_rgba.size, (255,255,255))
             channels = img_rgba.split()
-            if len(channels) > 1:
+            if len(channels) > 3:
                 # use alpha channel as mask
                 img.paste(img_rgba, mask=channels[3])
             else: