RETR_LIST         196 modules/calib3d/src/quadsubpix.cpp         findContours(black_comp, black_contours, black_hierarchy, RETR_LIST, CHAIN_APPROX_SIMPLE);
RETR_LIST         197 modules/calib3d/src/quadsubpix.cpp         findContours(white_comp, white_contours, white_hierarchy, RETR_LIST, CHAIN_APPROX_SIMPLE);
RETR_LIST         198 modules/features2d/src/blobdetector.cpp     findContours(tmpBinaryImage, contours, RETR_LIST, CHAIN_APPROX_NONE);
RETR_LIST         482 modules/imgproc/test/test_contours.cpp     findContours(img, contours, noArray(), RETR_LIST, CHAIN_APPROX_SIMPLE);
RETR_LIST          87 modules/shape/test/test_shape.cpp         findContours(currentQuery, _contoursQuery, RETR_LIST, CHAIN_APPROX_NONE);
RETR_LIST          68 samples/cpp/fitellipse.cpp     findContours(bimage, contours, RETR_LIST, CHAIN_APPROX_NONE);
RETR_LIST          29 samples/cpp/shape_example.cpp     findContours(currentQuery, _contoursQuery, RETR_LIST, CHAIN_APPROX_NONE);
RETR_LIST          87 samples/cpp/squares.cpp             findContours(gray, contours, RETR_LIST, CHAIN_APPROX_SIMPLE);
RETR_LIST          73 samples/tapi/squares.cpp             findContours(gray, contours, RETR_LIST, CHAIN_APPROX_SIMPLE);