gaussian.c File Reference

#include <assert.h>
#include <math.h>
#include "common/gaussian.h"
#include "common/opencl.h"

Include dependency graph for gaussian.c:

Macros
#define	BLOCKSIZE   (1 << 6)

Functions
static void	compute_gauss_params (const float sigma, dt_gaussian_order_t order, float *a0, float *a1, float *a2, float *a3, float *b1, float *b2, float *coefp, float *coefn)
size_t	dt_gaussian_memory_use (const int width, const int height, const int channels)
size_t	dt_gaussian_singlebuffer_size (const int width, const int height, const int channels)
dt_gaussian_t *	dt_gaussian_init (const int width, const int height, const int channels, const float *max, const float *min, const float sigma, const int order)
void	dt_gaussian_blur (dt_gaussian_t *g, const float *const in, float *const out)
void	dt_gaussian_blur_4c (dt_gaussian_t *g, const float *const in, float *const out)
void	dt_gaussian_free (dt_gaussian_t *g)

Macro Definition Documentation

BLOCKSIZE

#define BLOCKSIZE   (1 << 6)

Function Documentation

compute_gauss_params()

static void compute_gauss_params ( const float  sigma, dt_gaussian_order_t  order, float *  a0, float *  a1, float *  a2, float *  a3, float *  b1, float *  b2, float *  coefp, float *  coefn  )

static

References DT_IOP_GAUSSIAN_ONE, DT_IOP_GAUSSIAN_TWO, and DT_IOP_GAUSSIAN_ZERO.

Referenced by dt_gaussian_blur().

dt_gaussian_blur()

void dt_gaussian_blur	(	dt_gaussian_t *	g,
		const float *const	in,
		float *const	out
	)

References CLAMPF, compute_gauss_params(), height, MIN, and width.

Referenced by dt_develop_blend_process(), dt_gaussian_blur_4c(), eigf_variance_analysis_no_mask(), process(), and process_common_cleanup().

dt_gaussian_blur_4c()

void dt_gaussian_blur_4c	(	dt_gaussian_t *	g,
		const float *const	in,
		float *const	out
	)

References darktable_t::codepath, darktable, dt_gaussian_blur(), dt_unreachable_codepath, dt_codepath_t::OPENMP_SIMD, and dt_codepath_t::SSE2.

Referenced by _retouch_blur(), eigf_variance_analysis(), get_manifolds(), process(), process(), and reduce_artifacts().

dt_gaussian_free()

void dt_gaussian_free

(

dt_gaussian_t *

g

)

References dt_free_align.

Referenced by _retouch_blur(), dt_develop_blend_process(), eigf_variance_analysis(), eigf_variance_analysis_no_mask(), get_manifolds(), process(), process(), process(), process_common_cleanup(), and reduce_artifacts().

dt_gaussian_init()

dt_gaussian_t * dt_gaussian_init	(	const int	width,
		const int	height,
		const int	channels,
		const float *	max,
		const float *	min,
		const float	sigma,
		const int	order
	)

References dt_alloc_align_float(), dt_free_align, error(), height, and width.

Referenced by _retouch_blur(), dt_develop_blend_process(), eigf_variance_analysis(), eigf_variance_analysis_no_mask(), get_manifolds(), process(), process(), process(), process_common_cleanup(), and reduce_artifacts().

dt_gaussian_memory_use()

size_t dt_gaussian_memory_use	(	const int	width,
		const int	height,
		const int	channels
	)

References height, and width.

Referenced by tiling_callback().

dt_gaussian_singlebuffer_size()

size_t dt_gaussian_singlebuffer_size	(	const int	width,
		const int	height,
		const int	channels
	)

References BLOCKSIZE, height, and width.

Referenced by tiling_callback().