From fd50e66837341b709644679d3aff3945d73e2592 Mon Sep 17 00:00:00 2001
From: morkt <muvluv.ru@gmail.com>
Date: Fri, 2 Feb 2018 03:35:54 +0400
Subject: [PATCH] (BMP): additional condition for bitmaps with alpha-channel.

---
 GameRes/ImageBMP.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/GameRes/ImageBMP.cs b/GameRes/ImageBMP.cs
index 6addc7e0..8e6abbb8 100644
--- a/GameRes/ImageBMP.cs
+++ b/GameRes/ImageBMP.cs
@@ -183,9 +183,11 @@ namespace GameRes
                     {
                         return ReadBitmapBGRA (file, info);
                     }
-                    else if (0x18 == info.BPP && (info.ImageLength + width_x_height) == file.Length)
+                    else if (0x18 == info.BPP)
                     {
-                        return ReadBitmapWithAlpha (file, info);
+                        uint length_with_alpha = info.ImageLength + width_x_height;
+                        if (length_with_alpha == file.Length || length_with_alpha + info.Width == file.Length)
+                            return ReadBitmapWithAlpha (file, info);
                     }
                 }
             }