grk::dwt_utils Class Reference

#include <dwt_utils.h>

Static Public Member Functions
static double	getnorm_53 (uint32_t level, uint8_t orient)
	Get the norm of a wavelet function of a subband at a specified level for the reversible 5-3 DWT. More...
static double	getnorm_97 (uint32_t level, uint8_t orient)
	Get the norm of a wavelet function of a subband at a specified level for the irreversible 9-7 DWT. More...
static uint32_t	max_resolution (grk_resolution *GRK_RESTRICT r, uint32_t i)
static void	deinterleave_v (int32_t *a, int32_t *b, uint32_t d_n, uint32_t s_n, uint32_t stride, int32_t cas)
static void	deinterleave_h (int32_t *a, int32_t *b, uint32_t d_n, uint32_t s_n, int32_t cas)

Static Private Member Functions
static double	getnorm (uint32_t level, uint8_t orient, bool reversible)

Member Function Documentation

deinterleave_h()

static void grk::dwt_utils::deinterleave_h ( int32_t *  a, int32_t *  b, uint32_t  d_n, uint32_t  s_n, int32_t  cas  )

static

Referenced by grk::WaveletForward< DWT >::run().

deinterleave_v()

static void grk::dwt_utils::deinterleave_v ( int32_t *  a, int32_t *  b, uint32_t  d_n, uint32_t  s_n, uint32_t  stride, int32_t  cas  )

static

Referenced by grk::WaveletForward< DWT >::run().

getnorm()

static double grk::dwt_utils::getnorm ( uint32_t  level, uint8_t  orient, bool  reversible  )

staticprivate

getnorm_53()

static double grk::dwt_utils::getnorm_53 ( uint32_t  level, uint8_t  orient  )

static

Get the norm of a wavelet function of a subband at a specified level for the reversible 5-3 DWT.

Parameters

level	Level of the wavelet function
orient	Band of the wavelet function

Returns

the norm of the wavelet function

getnorm_97()

static double grk::dwt_utils::getnorm_97 ( uint32_t  level, uint8_t  orient  )

static

Get the norm of a wavelet function of a subband at a specified level for the irreversible 9-7 DWT.

Parameters

level	Level of the wavelet function
orient	Band of the wavelet function

Returns

the norm of the 9-7 wavelet

max_resolution()

static uint32_t grk::dwt_utils::max_resolution ( grk_resolution *GRK_RESTRICT  r, uint32_t  i  )

static

Referenced by grk::WaveletForward< DWT >::run().

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The documentation for this class was generated from the following file:

• dwt_utils.h