From c05bce7e3df9ae7ef853af9dfc87d98856ba161c Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Wed, 1 Mar 2017 20:35:46 +0100
Subject: tracker/pt: simplify camera frame retry logic

---
 tracker-pt/camera.cpp | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

(limited to 'tracker-pt')

diff --git a/tracker-pt/camera.cpp b/tracker-pt/camera.cpp
index 89854cc7..709ec612 100644
--- a/tracker-pt/camera.cpp
+++ b/tracker-pt/camera.cpp
@@ -125,13 +125,12 @@ DEFUN_WARN_UNUSED bool Camera::_get_frame(cv::Mat& frame)
 {
     if (cap && cap->isOpened())
     {
-        for (int i = 0; i < 5 && !cap->read(frame); i++)
+        for (int i = 0; i < 5; i++)
+        {
+            if (cap->read(frame))
+                return true;
             portable::sleep(100);
-
-        if (frame.empty())
-            return false;
-
-        return true;
+        }
     }
     return false;
 }
-- 
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