Revision 53f2e14fc0fc015621bb0f49ea216c2c513ee2eb authored by johannes hanika on 23 December 2016, 10:38:36 UTC, committed by johannes hanika on 23 December 2016, 10:38:36 UTC
1 parent 4d54ba5
gaussian.h
/*
This file is part of darktable,
copyright (c) 2012 Ulrich Pegelow.
darktable is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
darktable is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with darktable. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "common/opencl.h"
#include <assert.h>
#include <math.h>
typedef enum dt_gaussian_order_t
{
DT_IOP_GAUSSIAN_ZERO = 0,
DT_IOP_GAUSSIAN_ONE = 1,
DT_IOP_GAUSSIAN_TWO = 2
} dt_gaussian_order_t;
typedef struct dt_gaussian_t
{
int width, height, channels;
float sigma;
int order;
float *max;
float *min;
float *buf;
} dt_gaussian_t;
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);
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);
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);
#ifdef HAVE_OPENCL
typedef struct dt_gaussian_cl_global_t
{
int kernel_gaussian_column_4c, kernel_gaussian_transpose_4c;
int kernel_gaussian_column_1c, kernel_gaussian_transpose_1c;
} dt_gaussian_cl_global_t;
typedef struct dt_gaussian_cl_t
{
dt_gaussian_cl_global_t *global;
int devid;
int width, height, channels;
int blocksize, blockwd, blockht;
size_t bwidth, bheight;
float sigma;
int order;
float *min;
float *max;
cl_mem dev_temp1;
cl_mem dev_temp2;
} dt_gaussian_cl_t;
dt_gaussian_cl_global_t *dt_gaussian_init_cl_global(void);
void dt_gaussian_free_cl_global(dt_gaussian_cl_global_t *g);
dt_gaussian_cl_t *dt_gaussian_init_cl(const int devid, const int width, const int height, const int channels,
const float *max, const float *min, const float sigma, const int order);
cl_int dt_gaussian_blur_cl(dt_gaussian_cl_t *g, cl_mem dev_in, cl_mem dev_out);
void dt_gaussian_free_cl(dt_gaussian_cl_t *g);
#endif
// modelines: These editor modelines have been set for all relevant files by tools/update_modelines.sh
// vim: shiftwidth=2 expandtab tabstop=2 cindent
// kate: tab-indents: off; indent-width 2; replace-tabs on; indent-mode cstyle; remove-trailing-spaces modified;
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