From f925e12e1de2c36ca488d1c0a7ec2054c40200dc Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Sat, 11 Sep 2021 16:30:37 -0400
Subject: [PATCH] Load tiffs without gdk-pixbuf

This will let us load floating point data, in
the future.
---
 gdk/gdktexture.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/gdk/gdktexture.c b/gdk/gdktexture.c
index 85b5be28bb..4176552df8 100644
--- a/gdk/gdktexture.c
+++ b/gdk/gdktexture.c
@@ -47,6 +47,7 @@
 
 #include <graphene.h>
 #include "loaders/gdkpngprivate.h"
+#include "loaders/gdktiffprivate.h"
 
 G_DEFINE_QUARK (gdk-texture-error-quark, gdk_texture_error)
 
@@ -437,6 +438,13 @@ gdk_texture_new_from_bytes (GBytes  *bytes,
     {
       return gdk_load_png (bytes, error);
     }
+  else if ((size > strlen (TIFF_SIGNATURE1) &&
+            memcmp (data, TIFF_SIGNATURE1, strlen (TIFF_SIGNATURE1)) == 0) ||
+           (size > strlen (TIFF_SIGNATURE2) &&
+            memcmp (data, TIFF_SIGNATURE2, strlen (TIFF_SIGNATURE2)) == 0))
+    {
+      return gdk_load_tiff (bytes, error);
+    }
   else
     {
       GInputStream *stream;