NVIDIA Performance Primitives (NPP)
Version 9.2
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Natural logarithm of each sample of a signal. More...
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NppStatus | nppsLn_32f (const Npp32f *pSrc, Npp32f *pDst, int nLength) |
32-bit floating point signal natural logarithm. More... |
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NppStatus | nppsLn_64f (const Npp64f *pSrc, Npp64f *pDst, int nLength) |
64-bit floating point signal natural logarithm. More... |
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NppStatus | nppsLn_64f32f (const Npp64f *pSrc, Npp32f *pDst, int nLength) |
64-bit floating point signal natural logarithm with 32-bit floating point result. More... |
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NppStatus | nppsLn_32f_I (Npp32f *pSrcDst, int nLength) |
32-bit floating point signal natural logarithm. More... |
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NppStatus | nppsLn_64f_I (Npp64f *pSrcDst, int nLength) |
64-bit floating point signal natural logarithm. More... |
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NppStatus | nppsLn_16s_Sfs (const Npp16s *pSrc, Npp16s *pDst, int nLength, int nScaleFactor) |
16-bit signed short signal natural logarithm, scale, then clamp to saturated value. More... |
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NppStatus | nppsLn_32s_Sfs (const Npp32s *pSrc, Npp32s *pDst, int nLength, int nScaleFactor) |
32-bit signed integer signal natural logarithm, scale, then clamp to saturated value. More... |
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NppStatus | nppsLn_32s16s_Sfs (const Npp32s *pSrc, Npp16s *pDst, int nLength, int nScaleFactor) |
32-bit signed integer signal natural logarithm, scale, then clamp to 16-bit signed short saturated value. More... |
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NppStatus | nppsLn_16s_ISfs (Npp16s *pSrcDst, int nLength, int nScaleFactor) |
16-bit signed short signal natural logarithm, scale, then clamp to saturated value. More... |
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NppStatus | nppsLn_32s_ISfs (Npp32s *pSrcDst, int nLength, int nScaleFactor) |
32-bit signed integer signal natural logarithm, scale, then clamp to saturated value. More... |
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Natural logarithm of each sample of a signal.
16-bit signed short signal natural logarithm, scale, then clamp to saturated value.
pSrcDst | In-Place Signal Pointer. |
nLength | Signal Length. |
nScaleFactor | Integer Result Scaling. |
16-bit signed short signal natural logarithm, scale, then clamp to saturated value.
pSrc | Source Signal Pointer. |
pDst | Destination Signal Pointer. |
nLength | Signal Length. |
nScaleFactor | Integer Result Scaling. |
32-bit floating point signal natural logarithm.
pSrc | Source Signal Pointer. |
pDst | Destination Signal Pointer. |
nLength | Signal Length. |
32-bit floating point signal natural logarithm.
pSrcDst | In-Place Signal Pointer. |
nLength | Signal Length. |
32-bit signed integer signal natural logarithm, scale, then clamp to 16-bit signed short saturated value.
pSrc | Source Signal Pointer. |
pDst | Destination Signal Pointer. |
nLength | Signal Length. |
nScaleFactor | Integer Result Scaling. |
32-bit signed integer signal natural logarithm, scale, then clamp to saturated value.
pSrcDst | In-Place Signal Pointer. |
nLength | Signal Length. |
nScaleFactor | Integer Result Scaling. |
32-bit signed integer signal natural logarithm, scale, then clamp to saturated value.
pSrc | Source Signal Pointer. |
pDst | Destination Signal Pointer. |
nLength | Signal Length. |
nScaleFactor | Integer Result Scaling. |
64-bit floating point signal natural logarithm.
pSrc | Source Signal Pointer. |
pDst | Destination Signal Pointer. |
nLength | Signal Length. |
64-bit floating point signal natural logarithm with 32-bit floating point result.
pSrc | Source Signal Pointer. |
pDst | Destination Signal Pointer. |
nLength | Signal Length. |
64-bit floating point signal natural logarithm.
pSrcDst | In-Place Signal Pointer. |
nLength | Signal Length. |