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Merge remote-tracking branch 'upstream/3.4' into merge-3.4
[platform/upstream/opencv.git]
/
modules
/
calib3d
/
src
/
calibinit.cpp
diff --git
a/modules/calib3d/src/calibinit.cpp
b/modules/calib3d/src/calibinit.cpp
index
d0f17c9
..
9297bd3
100644
(file)
--- a/
modules/calib3d/src/calibinit.cpp
+++ b/
modules/calib3d/src/calibinit.cpp
@@
-513,10
+513,6
@@
bool findChessboardCorners(InputArray image_, Size pattern_size,
{
cvtColor(img, img, COLOR_BGR2GRAY);
}
- else
- {
- img.clone();
- }
int prev_sqr_size = 0;
@@
-578,6
+574,7
@@
bool findChessboardCorners(InputArray image_, Size pattern_size,
{
if (flags & CALIB_CB_NORMALIZE_IMAGE)
{
+ img = img.clone();
equalizeHist(img, img);
}