cuda-samples/Common/UtilNPP/Image.h
2022-01-13 11:35:24 +05:30

156 lines
4.3 KiB
C++

/* Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of NVIDIA CORPORATION nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef NV_UTIL_NPP_IMAGE_H
#define NV_UTIL_NPP_IMAGE_H
#include <cstddef>
namespace npp
{
class Image
{
public:
struct Size
{
unsigned int nWidth;
unsigned int nHeight;
Size() : nWidth(0), nHeight(0)
{ };
Size(unsigned int nWidthNew, unsigned nHeightNew) : nWidth(nWidthNew), nHeight(nHeightNew)
{ };
Size(const Size &rSize) : nWidth(rSize.nWidth), nHeight(rSize.nHeight)
{ };
Size &
operator= (const Size &rSize)
{
if (&rSize == this)
{
return *this;
}
nWidth = rSize.nWidth;
nHeight = rSize.nHeight;
return *this;
}
void
swap(Size &rSize)
{
unsigned int nTemp;
nTemp = nWidth;
nWidth = rSize.nWidth;
rSize.nWidth = nTemp;
nTemp = nHeight;
nHeight = rSize.nHeight;
rSize.nHeight = nTemp;
}
};
Image()
{ };
Image(unsigned int nWidth, unsigned int nHeight) : oSize_(nWidth, nHeight)
{ };
Image(const Image::Size &rSize) : oSize_(rSize)
{ };
Image(const Image &rImage) : oSize_(rImage.oSize_)
{ };
virtual
~Image()
{ };
Image &
operator= (const Image &rImage)
{
if (&rImage == this)
{
return *this;
}
oSize_ = rImage.oSize_;
return *this;
};
unsigned int
width()
const
{
return oSize_.nWidth;
}
unsigned int
height()
const
{
return oSize_.nHeight;
}
Size
size()
const
{
return oSize_;
}
void
swap(Image &rImage)
{
oSize_.swap(rImage.oSize_);
}
private:
Size oSize_;
};
bool
operator== (const Image::Size &rFirst, const Image::Size &rSecond)
{
return rFirst.nWidth == rSecond.nWidth && rFirst.nHeight == rSecond.nHeight;
}
bool
operator!= (const Image::Size &rFirst, const Image::Size &rSecond)
{
return rFirst.nWidth != rSecond.nWidth || rFirst.nHeight != rSecond.nHeight;
}
} // npp namespace
#endif // NV_UTIL_NPP_IMAGE_H