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Merge pull request #18887 from HollowMan6:patch-1

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Alexander Alekhin 2020-11-22 14:40:30 +00:00
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doc/tutorials/core/how_to_use_OpenCV_parallel_for_/how_to_use_OpenCV_parallel_for_.markdown
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@ -32,7 +32,7 @@ automatically available with the platform (e.g. APPLE GCD) but chances are that
have access to a parallel framework either directly or by enabling the option in CMake and rebuild the library. have access to a parallel framework either directly or by enabling the option in CMake and rebuild the library.
The second (weak) precondition is more related to the task you want to achieve as not all computations The second (weak) precondition is more related to the task you want to achieve as not all computations
are suitable / can be adatapted to be run in a parallel way. To remain simple, tasks that can be split are suitable / can be adapted to be run in a parallel way. To remain simple, tasks that can be split
into multiple elementary operations with no memory dependency (no possible race condition) are easily into multiple elementary operations with no memory dependency (no possible race condition) are easily
parallelizable. Computer vision processing are often easily parallelizable as most of the time the processing of parallelizable. Computer vision processing are often easily parallelizable as most of the time the processing of
one pixel does not depend to the state of other pixels. one pixel does not depend to the state of other pixels.