pixelpipe.h

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/*
    This file is part of darktable,
    Copyright (C) 2009-2020 darktable developers.
 
    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 <stdint.h>
 
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
 
typedef enum dt_dev_pixelpipe_type_t
{
  DT_DEV_PIXELPIPE_NONE      = 0,
  DT_DEV_PIXELPIPE_EXPORT    = 1 << 0,
  DT_DEV_PIXELPIPE_FULL      = 1 << 1,
  DT_DEV_PIXELPIPE_PREVIEW   = 1 << 2,
  DT_DEV_PIXELPIPE_THUMBNAIL = 1 << 3,
  DT_DEV_PIXELPIPE_ANY       = DT_DEV_PIXELPIPE_EXPORT | DT_DEV_PIXELPIPE_FULL | DT_DEV_PIXELPIPE_PREVIEW
                               | DT_DEV_PIXELPIPE_THUMBNAIL,
} dt_dev_pixelpipe_type_t;
 
typedef enum dt_dev_request_flags_t
{
  DT_REQUEST_NONE = 0,
  DT_REQUEST_ON = 1 << 0,
  DT_REQUEST_ONLY_IN_GUI = 1 << 1
} dt_dev_request_flags_t;
 
// params to be used to collect histogram
typedef struct dt_dev_histogram_collection_params_t
{
  const struct dt_histogram_roi_t *roi;
  uint32_t bins_count;
  float mul;
} dt_dev_histogram_collection_params_t;
 
// params used to collect histogram during last histogram capture
typedef struct dt_dev_histogram_stats_t
{
  uint32_t bins_count;
  uint32_t pixels;
  uint32_t ch;
} dt_dev_histogram_stats_t;
 
#ifndef DT_IOP_PARAMS_T
#define DT_IOP_PARAMS_T
typedef void dt_iop_params_t;
#endif
 
const char *dt_pixelpipe_name(dt_dev_pixelpipe_type_t pipe);
 
#include "develop/pixelpipe_hb.h"
 
GHashTable *dt_pixelpipe_raster_alloc();
void dt_pixelpipe_raster_cleanup(GHashTable *raster_masks);
 
gboolean dt_pixelpipe_raster_replace(GHashTable *raster_masks, float *mask);
 
gboolean dt_pixelpipe_raster_remove(GHashTable *raster_masks);
 
float *dt_pixelpipe_raster_get(GHashTable *raster_masks, const int raster_mask_id);
 
 
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