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Merge branch 'master' of https://github.com/MicheleCancilla/opencv into parallel_ccomp

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Vadim Pisarevsky
2017-05-24 16:51:18 +03:00
parent 4a4d94f266 9405c6d206
commit affb60093d
5 changed files with 3447 additions and 1155 deletions
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modules/imgproc/include/opencv2/imgproc.hpp
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@@ -3703,8 +3703,10 @@ image with 4 or 8 way connectivity - returns N, the total number of labels [0, N
represents the background label. ltype specifies the output label image type, an important
consideration based on the total number of labels or alternatively the total number of pixels in
the source image. ccltype specifies the connected components labeling algorithm to use, currently
Grana's (BBDT) and Wu's (SAUF) algorithms are supported, see the cv::ConnectedComponentsAlgorithmsTypes
Grana (BBDT) and Wu's (SAUF) algorithms are supported, see the cv::ConnectedComponentsAlgorithmsTypes
for details. Note that SAUF algorithm forces a row major ordering of labels while BBDT does not.
This function uses parallel version of both Grana and Wu's algorithms if at least one allowed
parallel framework is enabled and if the rows of the image are at least twice the number returned by getNumberOfCPUs.
@param image the 8-bit single-channel image to be labeled
@param labels destination labeled image
@@ -3735,7 +3737,8 @@ consideration based on the total number of labels or alternatively the total num
the source image. ccltype specifies the connected components labeling algorithm to use, currently
Grana's (BBDT) and Wu's (SAUF) algorithms are supported, see the cv::ConnectedComponentsAlgorithmsTypes
for details. Note that SAUF algorithm forces a row major ordering of labels while BBDT does not.
This function uses parallel version of both Grana and Wu's algorithms (statistics included) if at least one allowed
parallel framework is enabled and if the rows of the image are at least twice the number returned by getNumberOfCPUs.
@param image the 8-bit single-channel image to be labeled
@param labels destination labeled image