develop/format.c

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/*
    This file is part of darktable,
    Copyright (C) 2016 Roman Lebedev.
    Copyright (C) 2018 Edgardo Hoszowski.
    Copyright (C) 2019 Hanno Schwalm.
    Copyright (C) 2020 Pascal Obry.
    Copyright (C) 2022 Martin Bařinka.
    Copyright (C) 2022 Philipp Lutz.
    
    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/>.
*/
 
#include "pixel/format.h"
#include "develop/imageop.h"
#include "develop/develop.h"
 
void default_input_format(dt_iop_module_t *self, dt_dev_pixelpipe_t *pipe, dt_dev_pixelpipe_iop_t *piece,
                          dt_iop_buffer_dsc_t *dsc)
{
  dsc->channels = 4;
  dsc->datatype = TYPE_FLOAT;
  dsc->cst = self->default_colorspace(self, pipe, piece);
 
  if(dsc->cst == IOP_CS_RAW)
  {
    if(dt_image_is_raw(&pipe->dev->image_storage)) dsc->channels = 1;
 
    if(dt_ioppr_get_iop_order(pipe->iop_order_list, self->op, self->multi_priority)
       <= dt_ioppr_get_iop_order(pipe->iop_order_list, "rawprepare", 0)
       && ((piece && piece->dsc_in.filters) || (!piece && pipe->dev->image_storage.dsc.filters)))
      dsc->datatype = TYPE_UINT16;
  }
}
 
void default_output_format(dt_iop_module_t *self, dt_dev_pixelpipe_t *pipe, dt_dev_pixelpipe_iop_t *piece,
                           dt_iop_buffer_dsc_t *dsc)
{
  dsc->channels = 4;
  dsc->datatype = TYPE_FLOAT;
  dsc->cst = self->default_colorspace(self, pipe, piece);
 
  if(dsc->cst == IOP_CS_RAW)
  {
    if(dt_image_is_raw(&pipe->dev->image_storage)) dsc->channels = 1;
 
    // FIXME: this is shit. Chain it in input/output_format() so each module
    // actually tells what it does without relying on pipeline-centric hardcoded assumptions
    // like that.
    if(dt_ioppr_get_iop_order(pipe->iop_order_list, self->op, self->multi_priority)
       < dt_ioppr_get_iop_order(pipe->iop_order_list, "rawprepare", 0)
       && ((piece && piece->dsc_in.filters) || (!piece && pipe->dev->image_storage.dsc.filters)))
      dsc->datatype = TYPE_UINT16;
  }
}
 
int default_blend_colorspace(dt_iop_module_t *self, dt_dev_pixelpipe_t *pipe,
                      const dt_dev_pixelpipe_iop_t *piece)
{
  return self->default_colorspace(self, pipe, piece);
}
 
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