develop/format.h

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/*
    This file is part of darktable,
    Copyright (C) 2010-2011 Henrik Andersson.
    Copyright (C) 2010 johannes hanika.
    Copyright (C) 2010 Pascal de Bruijn.
    Copyright (C) 2012 Richard Wonka.
    Copyright (C) 2013-2014 Jérémy Rosen.
    Copyright (C) 2014-2015, 2020 Pascal Obry.
    Copyright (C) 2015-2016 Tobias Ellinghaus.
    Copyright (C) 2016 Roman Lebedev.
    Copyright (C) 2018 Edgardo Hoszowski.
    Copyright (C) 2020 Aurélien PIERRE.
    Copyright (C) 2021 Ralf Brown.
    Copyright (C) 2022 Martin Bařinka.
    
    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 <stddef.h>
#include <stdint.h>
#include "common/darktable.h"
 
struct dt_dev_pixelpipe_iop_t;
struct dt_dev_pixelpipe_t;
struct dt_iop_module_t;
 
typedef enum dt_iop_buffer_type_t {
  TYPE_UNKNOWN,
  TYPE_FLOAT,
  TYPE_UINT16,
  TYPE_UINT8,
} dt_iop_buffer_type_t;
 
typedef struct dt_iop_buffer_dsc_t
{
  unsigned int channels;
  dt_iop_buffer_type_t datatype;
  size_t bpp;
  uint32_t filters;
  uint8_t xtrans[6][6];
 
  struct
  {
    uint16_t raw_black_level;
    uint16_t raw_white_point;
  } rawprepare;
 
  struct
  {
    int enabled;
    dt_aligned_pixel_t coeffs;
  } temperature;
 
  dt_aligned_pixel_t processed_maximum;
 
  int cst;
 
} dt_iop_buffer_dsc_t;
 
void dt_iop_buffer_dsc_update_bpp(struct dt_iop_buffer_dsc_t *dsc);
size_t dt_iop_buffer_dsc_to_bpp(const struct dt_iop_buffer_dsc_t *dsc);
 
void default_input_format(struct dt_iop_module_t *self, struct dt_dev_pixelpipe_t *pipe,
                          struct dt_dev_pixelpipe_iop_t *piece, struct dt_iop_buffer_dsc_t *dsc);
 
void default_output_format(struct dt_iop_module_t *self, struct dt_dev_pixelpipe_t *pipe,
                           struct dt_dev_pixelpipe_iop_t *piece, struct dt_iop_buffer_dsc_t *dsc);
 
int default_blend_colorspace(struct dt_iop_module_t *self, struct dt_dev_pixelpipe_t *pipe, const struct dt_dev_pixelpipe_iop_t *piece);
 
 
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