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optimizations:

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- new reduce implementation (with kepler optimizations)
- saturate_cast via asm command
- video SIMD instructions in element operations
- float arithmetics instead of double
- new deviceSupports function
This commit is contained in:
Vladislav Vinogradov
2013-01-23 14:43:36 +04:00
parent ae6266e101
commit 281d036fcf
45 changed files with 9379 additions and 8846 deletions
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modules/gpu/src/hough.cpp
+2 -3
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@@ -294,9 +294,8 @@ void cv::gpu::HoughCircles(const GpuMat& src, GpuMat& circles, HoughCirclesBuf&
ensureSizeIsEnough(1, maxCircles, CV_32FC3, circles);
DeviceInfo devInfo;
const int circlesCount = circlesAccumRadius_gpu(centers, centersCount, srcPoints, pointsCount, circles.ptr<float3>(), maxCircles,
dp, minRadius, maxRadius, votesThreshold, devInfo.supports(FEATURE_SET_COMPUTE_20));
dp, minRadius, maxRadius, votesThreshold, deviceSupports(FEATURE_SET_COMPUTE_20));
if (circlesCount > 0)
circles.cols = circlesCount;
@@ -531,7 +530,7 @@ namespace
const func_t func = funcs[dx.depth()];
CV_Assert(func != 0);
edgePointList.cols = edgePointList.step / sizeof(int);
edgePointList.cols = (int) (edgePointList.step / sizeof(int));
ensureSizeIsEnough(2, edges.size().area(), CV_32SC1, edgePointList);
edgePointList.cols = func(edges, dx, dy, edgePointList.ptr<unsigned int>(0), edgePointList.ptr<float>(1));