Merge pull request #5142 from StevenPuttemans:fix_4230

622301c7 · Vadim Pisarevsky · 784f77a4 · dd8589c3 · 622301c7
Commit 622301c7 authored Aug 25, 2015 by Vadim Pisarevsky
Hide whitespace changes
Inline Side-by-side

Showing with 1 addition and 5 deletions

ecc.cpp modules/video/src/ecc.cpp +1 -5

No files found.
--- a/modules/video/src/ecc.cpp
+++ b/modules/video/src/ecc.cpp
@@ -298,11 +298,7 @@ static void update_warping_matrix_ECC (Mat& map_matrix, const Mat& update, const
    }
    if (motionType == MOTION_EUCLIDEAN) {
        double new_theta = updatePtr[0];
-        if (mapPtr[3]>0)
-            new_theta += acos(mapPtr[0]);
-
-        if (mapPtr[3]<0)
-            new_theta -= acos(mapPtr[0]);
+        new_theta += asin(mapPtr[3]);

        mapPtr[2] += updatePtr[1];
        mapPtr[5] += updatePtr[2];