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bitwise operation optimization

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This commit is contained in:
Vladislav Vinogradov 2013-08-27 12:59:23 +04:00
parent eb449968b6
commit 224f18b06c
1 changed files with 92 additions and 29 deletions
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103
modules/cudaarithm/src/cuda/bitwise_mat.cu
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@ -58,21 +58,6 @@ void bitMat(const GpuMat& src1, const GpuMat& src2, GpuMat& dst, const GpuMat& m
//////////////////////////////////////////////////////////////////////////////
/// bitwise_not
namespace
{
template <typename T>
void bitMatNot(const GpuMat& src, GpuMat& dst, const GpuMat& mask, Stream& stream)
{
GlobPtrSz<T> vsrc = globPtr((T*) src.data, src.step, src.rows, src.cols * src.channels());
GlobPtrSz<T> vdst = globPtr((T*) dst.data, dst.step, src.rows, src.cols * src.channels());
if (mask.data)
gridTransformUnary(vsrc, vdst, bit_not<T>(), singleMaskChannels(globPtr<uchar>(mask), src.channels()), stream);
else
gridTransformUnary(vsrc, vdst, bit_not<T>(), stream);
}
}
void cv::cuda::bitwise_not(InputArray _src, OutputArray _dst, InputArray _mask, Stream& stream)
{
GpuMat src = _src.getGpuMat();
@ -86,17 +71,59 @@ void cv::cuda::bitwise_not(InputArray _src, OutputArray _dst, InputArray _mask,
_dst.create(src.size(), src.type());
GpuMat dst = _dst.getGpuMat();
if (depth == CV_32F || depth == CV_32S)
if (mask.empty())
{
bitMatNot<uint>(src, dst, mask, stream);
const int bcols = (int) (src.cols * src.elemSize());
if ((bcols & 3) == 0)
{
const int vcols = bcols >> 2;
GlobPtrSz<uint> vsrc = globPtr((uint*) src.data, src.step, src.rows, vcols);
GlobPtrSz<uint> vdst = globPtr((uint*) dst.data, dst.step, src.rows, vcols);
gridTransformUnary(vsrc, vdst, bit_not<uint>(), stream);
}
else if (depth == CV_16S || depth == CV_16U)
else if ((bcols & 1) == 0)
{
bitMatNot<ushort>(src, dst, mask, stream);
const int vcols = bcols >> 1;
GlobPtrSz<ushort> vsrc = globPtr((ushort*) src.data, src.step, src.rows, vcols);
GlobPtrSz<ushort> vdst = globPtr((ushort*) dst.data, dst.step, src.rows, vcols);
gridTransformUnary(vsrc, vdst, bit_not<ushort>(), stream);
}
else
{
bitMatNot<uchar>(src, dst, mask, stream);
GlobPtrSz<uchar> vsrc = globPtr((uchar*) src.data, src.step, src.rows, bcols);
GlobPtrSz<uchar> vdst = globPtr((uchar*) dst.data, dst.step, src.rows, bcols);
gridTransformUnary(vsrc, vdst, bit_not<uchar>(), stream);
}
}
else
{
if (depth == CV_32F || depth == CV_32S)
{
GlobPtrSz<uint> vsrc = globPtr((uint*) src.data, src.step, src.rows, src.cols * src.channels());
GlobPtrSz<uint> vdst = globPtr((uint*) dst.data, dst.step, src.rows, src.cols * src.channels());
gridTransformUnary(vsrc, vdst, bit_not<uint>(), singleMaskChannels(globPtr<uchar>(mask), src.channels()), stream);
}
else if (depth == CV_16S || depth == CV_16U)
{
GlobPtrSz<ushort> vsrc = globPtr((ushort*) src.data, src.step, src.rows, src.cols * src.channels());
GlobPtrSz<ushort> vdst = globPtr((ushort*) dst.data, dst.step, src.rows, src.cols * src.channels());
gridTransformUnary(vsrc, vdst, bit_not<ushort>(), singleMaskChannels(globPtr<uchar>(mask), src.channels()), stream);
}
else
{
GlobPtrSz<uchar> vsrc = globPtr((uchar*) src.data, src.step, src.rows, src.cols * src.channels());
GlobPtrSz<uchar> vdst = globPtr((uchar*) dst.data, dst.step, src.rows, src.cols * src.channels());
gridTransformUnary(vsrc, vdst, bit_not<uchar>(), singleMaskChannels(globPtr<uchar>(mask), src.channels()), stream);
}
}
}
@ -146,6 +173,41 @@ void bitMat(const GpuMat& src1, const GpuMat& src2, GpuMat& dst, const GpuMat& m
CV_DbgAssert( depth <= CV_32F );
CV_DbgAssert( op >= 0 && op < 3 );
if (mask.empty())
{
const int bcols = (int) (src1.cols * src1.elemSize());
if ((bcols & 3) == 0)
{
const int vcols = bcols >> 2;
GpuMat vsrc1(src1.rows, vcols, CV_32SC1, src1.data, src1.step);
GpuMat vsrc2(src1.rows, vcols, CV_32SC1, src2.data, src2.step);
GpuMat vdst(src1.rows, vcols, CV_32SC1, dst.data, dst.step);
funcs32[op](vsrc1, vsrc2, vdst, GpuMat(), stream);
}
else if ((bcols & 1) == 0)
{
const int vcols = bcols >> 1;
GpuMat vsrc1(src1.rows, vcols, CV_16UC1, src1.data, src1.step);
GpuMat vsrc2(src1.rows, vcols, CV_16UC1, src2.data, src2.step);
GpuMat vdst(src1.rows, vcols, CV_16UC1, dst.data, dst.step);
funcs16[op](vsrc1, vsrc2, vdst, GpuMat(), stream);
}
else
{
GpuMat vsrc1(src1.rows, bcols, CV_8UC1, src1.data, src1.step);
GpuMat vsrc2(src1.rows, bcols, CV_8UC1, src2.data, src2.step);
GpuMat vdst(src1.rows, bcols, CV_8UC1, dst.data, dst.step);
funcs8[op](vsrc1, vsrc2, vdst, GpuMat(), stream);
}
}
else
{
if (depth == CV_32F || depth == CV_32S)
{
funcs32[op](src1, src2, dst, mask, stream);
@ -158,6 +220,7 @@ void bitMat(const GpuMat& src1, const GpuMat& src2, GpuMat& dst, const GpuMat& m
{
funcs8[op](src1, src2, dst, mask, stream);
}
}
}
#endif