mat::push_back

asked 2013-04-01 21:23:07 -0600

wsc36305
11 ●2

updated 2015-10-21 07:33:58 -0600

6772 ●3 ●48 ●79 https://github.com/stu...

Here i have some trouble with the method of Mat,which is Mat::push_back() I have two groups of float numbers,and i want to push_back them into a CV_32FC2 Mat. But i don't known how to push_back two float numbers into the CV_32FC2 Mat,and I want to get the data with Mat img.at(i,j)[0] and Mat img.at(i,j)[1],Could anybody help me?

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answered 2013-04-02 04:47:32 -0600

Daniil Osokin

2197 ●5 ●32

Hi! You can do it with Vec2f:


Vec2f pair = Vec2f(firstFloat, secondFloat);

// dst is a CV_32FC Mat
dst.push_back(pair);

For access use:

dst.at<Vec2f>(rowId)[0]

Also, check this answer "Working with pixels".

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Asked: 2013-04-01 21:23:07 -0600

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Last updated: Apr 02 '13

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