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Merge pull request #2684 from ElenaGvozdeva:ippiDFT

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This commit is contained in:
Alexander Alekhin
2014-05-07 17:57:17 +04:00
committed by OpenCV Buildbot
parent 9e47672b2b e362c3fb38
commit 849228ac6a
2 changed files with 61 additions and 42 deletions
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87
modules/core/src/dxt.cpp
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@@ -466,56 +466,56 @@ template<> struct DFT_VecR4<float>
#endif
#ifdef USE_IPP_DFT
static void ippsDFTFwd_CToC( const Complex<float>* src, Complex<float>* dst,
static IppStatus ippsDFTFwd_CToC( const Complex<float>* src, Complex<float>* dst,
const void* spec, uchar* buf)
{
ippsDFTFwd_CToC_32fc( (const Ipp32fc*)src, (Ipp32fc*)dst,
(const IppsDFTSpec_C_32fc*)spec, buf);
return ippsDFTFwd_CToC_32fc( (const Ipp32fc*)src, (Ipp32fc*)dst,
(const IppsDFTSpec_C_32fc*)spec, buf);
}
static void ippsDFTFwd_CToC( const Complex<double>* src, Complex<double>* dst,
static IppStatus ippsDFTFwd_CToC( const Complex<double>* src, Complex<double>* dst,
const void* spec, uchar* buf)
{
ippsDFTFwd_CToC_64fc( (const Ipp64fc*)src, (Ipp64fc*)dst,
(const IppsDFTSpec_C_64fc*)spec, buf);
return ippsDFTFwd_CToC_64fc( (const Ipp64fc*)src, (Ipp64fc*)dst,
(const IppsDFTSpec_C_64fc*)spec, buf);
}
static void ippsDFTInv_CToC( const Complex<float>* src, Complex<float>* dst,
static IppStatus ippsDFTInv_CToC( const Complex<float>* src, Complex<float>* dst,
const void* spec, uchar* buf)
{
ippsDFTInv_CToC_32fc( (const Ipp32fc*)src, (Ipp32fc*)dst,
(const IppsDFTSpec_C_32fc*)spec, buf);
return ippsDFTInv_CToC_32fc( (const Ipp32fc*)src, (Ipp32fc*)dst,
(const IppsDFTSpec_C_32fc*)spec, buf);
}
static void ippsDFTInv_CToC( const Complex<double>* src, Complex<double>* dst,
const void* spec, uchar* buf)
static IppStatus ippsDFTInv_CToC( const Complex<double>* src, Complex<double>* dst,
const void* spec, uchar* buf)
{
ippsDFTInv_CToC_64fc( (const Ipp64fc*)src, (Ipp64fc*)dst,
(const IppsDFTSpec_C_64fc*)spec, buf);
return ippsDFTInv_CToC_64fc( (const Ipp64fc*)src, (Ipp64fc*)dst,
(const IppsDFTSpec_C_64fc*)spec, buf);
}
static void ippsDFTFwd_RToPack( const float* src, float* dst,
const void* spec, uchar* buf)
static IppStatus ippsDFTFwd_RToPack( const float* src, float* dst,
const void* spec, uchar* buf)
{
ippsDFTFwd_RToPack_32f( src, dst, (const IppsDFTSpec_R_32f*)spec, buf);
return ippsDFTFwd_RToPack_32f( src, dst, (const IppsDFTSpec_R_32f*)spec, buf);
}
static void ippsDFTFwd_RToPack( const double* src, double* dst,
const void* spec, uchar* buf)
static IppStatus ippsDFTFwd_RToPack( const double* src, double* dst,
const void* spec, uchar* buf)
{
ippsDFTFwd_RToPack_64f( src, dst, (const IppsDFTSpec_R_64f*)spec, buf);
return ippsDFTFwd_RToPack_64f( src, dst, (const IppsDFTSpec_R_64f*)spec, buf);
}
static void ippsDFTInv_PackToR( const float* src, float* dst,
const void* spec, uchar* buf)
static IppStatus ippsDFTInv_PackToR( const float* src, float* dst,
const void* spec, uchar* buf)
{
ippsDFTInv_PackToR_32f( src, dst, (const IppsDFTSpec_R_32f*)spec, buf);
return ippsDFTInv_PackToR_32f( src, dst, (const IppsDFTSpec_R_32f*)spec, buf);
}
static void ippsDFTInv_PackToR( const double* src, double* dst,
const void* spec, uchar* buf)
static IppStatus ippsDFTInv_PackToR( const double* src, double* dst,
const void* spec, uchar* buf)
{
ippsDFTInv_PackToR_64f( src, dst, (const IppsDFTSpec_R_64f*)spec, buf);
return ippsDFTInv_PackToR_64f( src, dst, (const IppsDFTSpec_R_64f*)spec, buf);
}
#endif
@@ -551,10 +551,16 @@ DFT( const Complex<T>* src, Complex<T>* dst, int n,
if( spec )
{
if( !inv )
ippsDFTFwd_CToC( src, dst, spec, (uchar*)buf );
{
if (ippsDFTFwd_CToC( src, dst, spec, (uchar*)buf ) >= 0)
return;
}
else
ippsDFTInv_CToC( src, dst, spec, (uchar*)buf );
return;
{
if (ippsDFTInv_CToC( src, dst, spec, (uchar*)buf ) >= 0)
return;
}
setIppErrorStatus();
}
#endif
@@ -981,15 +987,18 @@ RealDFT( const T* src, T* dst, int n, int nf, int* factors, const int* itab,
#ifdef USE_IPP_DFT
if( spec )
{
ippsDFTFwd_RToPack( src, dst, spec, (uchar*)buf );
if( complex_output )
if (ippsDFTFwd_RToPack( src, dst, spec, (uchar*)buf ) >=0)
{
dst[-1] = dst[0];
dst[0] = 0;
if( (n & 1) == 0 )
dst[n] = 0;
if( complex_output )
{
dst[-1] = dst[0];
dst[0] = 0;
if( (n & 1) == 0 )
dst[n] = 0;
}
return;
}
return;
setIppErrorStatus();
}
#endif
assert( tab_size == n );
@@ -1113,8 +1122,10 @@ CCSIDFT( const T* src, T* dst, int n, int nf, int* factors, const int* itab,
#ifdef USE_IPP_DFT
if( spec )
{
ippsDFTInv_PackToR( src, dst, spec, (uchar*)buf );
goto finalize;
if (ippsDFTInv_PackToR( src, dst, spec, (uchar*)buf ) >=0)
goto finalize;
setIppErrorStatus();
}
#endif
if( n == 1 )
@@ -2186,6 +2197,8 @@ void cv::dft( InputArray _src0, OutputArray _dst, int flags, int nonzero_rows )
spec = 0;
sz += worksize;
}
else
setIppErrorStatus();
}
else
#endif