From 1f96077e36cf7400dae85d24267ccc70424009b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marco=20Trevisan=20=28Trevi=C3=B1o=29?= <mail@3v1n0.net>
Date: Wed, 17 Jun 2020 14:00:19 +0200
Subject: [PATCH] examples: Don't try to save an image from a print without it

A device may produce both prints with image data and not, so only do it
in the case the prints contains image data
---
 examples/enroll.c | 2 +-
 examples/verify.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/enroll.c b/examples/enroll.c
index ce6f755d..17c231f9 100644
--- a/examples/enroll.c
+++ b/examples/enroll.c
@@ -112,7 +112,7 @@ on_enroll_progress (FpDevice *device,
       return;
     }
 
-  if (fp_device_supports_capture (device) &&
+  if (print && fp_print_get_image (print) &&
       print_image_save (print, "enrolled.pgm"))
     printf ("Wrote scanned image to enrolled.pgm\n");
 
diff --git a/examples/verify.c b/examples/verify.c
index 23bfe8c0..3b4c74d8 100644
--- a/examples/verify.c
+++ b/examples/verify.c
@@ -124,7 +124,7 @@ on_match_cb (FpDevice *dev, FpPrint *match, FpPrint *print,
       return;
     }
 
-  if (print && fp_device_supports_capture (dev) &&
+  if (print && fp_print_get_image (print) &&
       print_image_save (print, "verify.pgm"))
     g_print ("Print image saved as verify.pgm\n");