generic-library/opencv
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implemented asynchronous call for GpuMat::upload() and GpuMat::download(). added test for asynchronous call.

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This commit is contained in:
Andrey Morozov
2010-07-26 13:42:39 +00:00
parent bb2fe87b32
commit fff2160d1f
4 changed files with 153 additions and 4 deletions
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29
modules/gpu/src/cudastream.cpp
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@@ -41,6 +41,7 @@
//M*/
#include "precomp.hpp"
#include "cuda_shared.hpp"
using namespace cv;
using namespace cv::gpu;
@@ -158,17 +159,37 @@ void cv::gpu::CudaStream::enqueueCopy(const GpuMat& src, GpuMat& dst) { devcopy(
void cv::gpu::CudaStream::enqueueMemSet(const GpuMat& src, Scalar val)
{
CV_Assert(!"Not implemented");
cv::gpu::impl::set_to_without_mask(src, src.depth(), val.val, src.channels(), impl->stream);
}
void cv::gpu::CudaStream::enqueueMemSet(const GpuMat& src, Scalar val, const GpuMat& mask)
{
CV_Assert(!"Not implemented");
cv::gpu::impl::set_to_with_mask(src, src.depth(), val.val, mask, src.channels(), impl->stream);
}
void cv::gpu::CudaStream::enqueueConvert(const GpuMat& src, GpuMat& dst, int type, double a, double b)
void cv::gpu::CudaStream::enqueueConvert(const GpuMat& src, GpuMat& dst, int rtype, double alpha, double beta)
{
CV_Assert(!"Not implemented");
bool noScale = fabs(alpha-1) < std::numeric_limits<double>::epsilon() && fabs(beta) < std::numeric_limits<double>::epsilon();
if( rtype < 0 )
rtype = src.type();
else
rtype = CV_MAKETYPE(CV_MAT_DEPTH(rtype), src.channels());
int sdepth = src.depth(), ddepth = CV_MAT_DEPTH(rtype);
if( sdepth == ddepth && noScale )
{
src.copyTo(dst);
return;
}
GpuMat temp;
const GpuMat* psrc = &src;
if( sdepth != ddepth && psrc == &dst )
psrc = &(temp = src);
dst.create( src.size(), rtype );
cv::gpu::impl::convert_to(*psrc, sdepth, dst, ddepth, psrc->cols * psrc->channels(), psrc->rows, alpha, beta, impl->stream);
}