iplimage - How get the color format in Opencv? -

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in c++, how can color format (rgb or bgr example), object cv::mat or cv::iplimage?

the image type not part of image specification in opencv.
user needs know , track actual color format.
in cases, not problem since format of source of image known.
rule of thumb, rgb image sources (webcams, files etc.) represented bgr, should check particular domain.


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