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fix calculation of velocity matrix size in rb_optical_flow_bm

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see http://code.opencv.org/issues/1362
This commit is contained in:
ser1zw 2012-04-22 23:03:54 +09:00
parent 55f57e7eed
commit 4f391d6efb
1 changed files with 2 additions and 2 deletions
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4
ext/opencv/cvmat.cpp
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@ -5404,8 +5404,8 @@ rb_optical_flow_bm(int argc, VALUE *argv, VALUE self)
int use_previous = 0;
try {
CvSize image_size = cvGetSize(self_ptr);
CvSize velocity_size = cvSize((image_size.width - block_size.width) / shift_size.width,
(image_size.height - block_size.height) / shift_size.height);
CvSize velocity_size = cvSize((image_size.width - block_size.width + shift_size.width) / shift_size.width,
(image_size.height - block_size.height + shift_size.height) / shift_size.height);
CvMat *velx_ptr, *vely_ptr;
if (NIL_P(velx) && NIL_P(vely)) {
int type = CV_MAKETYPE(CV_32F, 1);