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Some algorithm optimization problem

Time:10-11

I see about the algorithm of image processing on the CVPR literature, want to go to realize it, but I found that my speed and the speed of the author provided the demonstration video sent away, the author of around 50 ms, I may have 2 or 3 s or so, I also made some simple optimization, arrays to pointer manipulation, shift to implement multiplication and division operations, try to reduce the computational burden of the loop, but the speed is not very obvious, also has a simple openMP parallel processing,
Optimization of this time is not long, I contact the request under the guidance of each master, dredge dredge thinking for me, thank you

CodePudding user response:

Image size has to do with you ah?

CodePudding user response:

Try from the Debug mode switch to Release mode

CodePudding user response:

reference 1st floor xjq2003 response:
is image size has to do with you?
this must have a relationship, I am using video provided by the author to do, so I should not this problem

CodePudding user response:

You use optimization method are compiler target code generation phase optimization method, these compilers do better than you, you need to use other methods to optimize,
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