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heuristic for Intel

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This commit is contained in:
Ilya Lavrenov 2014-05-12 12:45:52 +04:00
parent eba1be711c
commit 1e5694e082
1 changed files with 6 additions and 0 deletions

6
modules/core/src/ocl.cpp

@ -4414,6 +4414,12 @@ int predictOptimalVectorWidth(InputArray src1, InputArray src2, InputArray src3,
d.preferredVectorWidthShort(), d.preferredVectorWidthShort(), d.preferredVectorWidthShort(), d.preferredVectorWidthShort(),
d.preferredVectorWidthInt(), d.preferredVectorWidthFloat(), d.preferredVectorWidthInt(), d.preferredVectorWidthFloat(),
d.preferredVectorWidthDouble(), -1 }, width = vectorWidths[depth]; d.preferredVectorWidthDouble(), -1 }, width = vectorWidths[depth];
if (d.isIntel())
{
// it's heuristic
int vectorWidthsIntel[] = { 16, 16, 8, 8, 1, 1, 1, -1 };
width = vectorWidthsIntel[depth];
}
if (ssize.width * cn < width || width <= 0) if (ssize.width * cn < width || width <= 0)
return 1; return 1;