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cv::flip inplace

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This commit is contained in:
Ilya Lavrenov 2014-04-13 16:19:34 +04:00
parent 5ca3d855a2
commit 8d24a83c9c
1 changed files with 51 additions and 20 deletions
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41
modules/core/src/copy.cpp
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@ -548,9 +548,34 @@ void flip( InputArray _src, OutputArray _dst, int flip_mode )
Mat dst = _dst.getMat();
size_t esz = CV_ELEM_SIZE(type);
#if defined(HAVE_IPP) && !defined(HAVE_IPP_ICV_ONLY)
#if defined HAVE_IPP && !defined HAVE_IPP_ICV_ONLY
typedef IppStatus (CV_STDCALL * ippiMirror)(const void * pSrc, int srcStep, void * pDst, int dstStep, IppiSize roiSize, IppiAxis flip);
ippiMirror ippFunc =
typedef IppStatus (CV_STDCALL * ippiMirrorI)(const void * pSrcDst, int srcDstStep, IppiSize roiSize, IppiAxis flip);
ippiMirror ippFunc = 0;
ippiMirrorI ippFuncI = 0;
if (src.data == dst.data)
{
ippFuncI =
type == CV_8UC1 ? (ippiMirrorI)ippiMirror_8u_C1IR :
type == CV_8UC3 ? (ippiMirrorI)ippiMirror_8u_C3IR :
type == CV_8UC4 ? (ippiMirrorI)ippiMirror_8u_C4IR :
type == CV_16UC1 ? (ippiMirrorI)ippiMirror_16u_C1IR :
type == CV_16UC3 ? (ippiMirrorI)ippiMirror_16u_C3IR :
type == CV_16UC4 ? (ippiMirrorI)ippiMirror_16u_C4IR :
type == CV_16SC1 ? (ippiMirrorI)ippiMirror_16s_C1IR :
type == CV_16SC3 ? (ippiMirrorI)ippiMirror_16s_C3IR :
type == CV_16SC4 ? (ippiMirrorI)ippiMirror_16s_C4IR :
type == CV_32SC1 ? (ippiMirrorI)ippiMirror_32s_C1IR :
type == CV_32SC3 ? (ippiMirrorI)ippiMirror_32s_C3IR :
type == CV_32SC4 ? (ippiMirrorI)ippiMirror_32s_C4IR :
type == CV_32FC1 ? (ippiMirrorI)ippiMirror_32f_C1IR :
type == CV_32FC3 ? (ippiMirrorI)ippiMirror_32f_C3IR :
type == CV_32FC4 ? (ippiMirrorI)ippiMirror_32f_C4IR : 0;
}
else
{
ippFunc =
type == CV_8UC1 ? (ippiMirror)ippiMirror_8u_C1R :
type == CV_8UC3 ? (ippiMirror)ippiMirror_8u_C3R :
type == CV_8UC4 ? (ippiMirror)ippiMirror_8u_C4R :
@ -566,17 +591,23 @@ void flip( InputArray _src, OutputArray _dst, int flip_mode )
type == CV_32FC1 ? (ippiMirror)ippiMirror_32f_C1R :
type == CV_32FC3 ? (ippiMirror)ippiMirror_32f_C3R :
type == CV_32FC4 ? (ippiMirror)ippiMirror_32f_C4R : 0;
}
IppiAxis axis = flip_mode == 0 ? ippAxsHorizontal :
flip_mode > 0 ? ippAxsVertical : ippAxsBoth;
IppiSize roisize = { dst.cols, dst.rows };
if (ippFunc != 0)
{
IppStatus status = ippFunc(src.data, (int)src.step, dst.data, (int)dst.step, ippiSize(src.cols, src.rows), axis);
if (status >= 0)
if (ippFunc(src.data, (int)src.step, dst.data, (int)dst.step, ippiSize(src.cols, src.rows), axis) >= 0)
return;
setIppErrorStatus();
}
else if (ippFuncI != 0)
{
if (ippFuncI(dst.data, (int)dst.step, roisize, axis) >= 0)
return;
setIppErrorStatus();
}
#endif
if( flip_mode <= 0 )
flipVert( src.data, src.step, dst.data, dst.step, src.size(), esz );