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Implementation of bit-exact resize. Internal calls to linear resize updated to use bit-exact version. (#9468)

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This commit is contained in:
Vitaly Tuzov
2017-12-13 15:00:38 +03:00
committed by Vadim Pisarevsky
parent 84ee4d701a
commit 51cb56ef2c
57 changed files with 1300 additions and 112 deletions
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samples/cpp/stereo_calib.cpp
+2 -2
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@@ -100,7 +100,7 @@ StereoCalib(const vector<string>& imagelist, Size boardSize, float squareSize, b
if( scale == 1 )
timg = img;
else
resize(img, timg, Size(), scale, scale);
resize(img, timg, Size(), scale, scale, INTER_LINEAR_EXACT);
found = findChessboardCorners(timg, boardSize, corners,
CALIB_CB_ADAPTIVE_THRESH | CALIB_CB_NORMALIZE_IMAGE);
if( found )
@@ -120,7 +120,7 @@ StereoCalib(const vector<string>& imagelist, Size boardSize, float squareSize, b
cvtColor(img, cimg, COLOR_GRAY2BGR);
drawChessboardCorners(cimg, boardSize, corners, found);
double sf = 640./MAX(img.rows, img.cols);
resize(cimg, cimg1, Size(), sf, sf);
resize(cimg, cimg1, Size(), sf, sf, INTER_LINEAR_EXACT);
imshow("corners", cimg1);
char c = (char)waitKey(500);
if( c == 27 || c == 'q' || c == 'Q' ) //Allow ESC to quit