/* This file is an image processing operation for GEGL
*
* GEGL is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* GEGL 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with GEGL; if not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2006 Øyvind Kolås <pippin@gimp.org>
*/
#include "config.h"
#include <glib/gi18n-lib.h>
#ifdef GEGL_CHANT_PROPERTIES
gegl_chant_pointer (buffer, _("Buffer location"),
_("The location where to store the output GeglBuffer"))
gegl_chant_pointer (format, _("babl format"),
_("The babl format of the output GeglBuffer, NULL to use input buffer format"))
#else
#define GEGL_CHANT_TYPE_SINK
#define GEGL_CHANT_C_FILE "buffer-sink.c"
#include "gegl-chant.h"
static gboolean
process (GeglOperation *operation,
GeglBuffer *input,
const GeglRectangle *result,
gint level)
{
GeglChantO *o = GEGL_CHANT_PROPERTIES (operation);
if (o->buffer != NULL &&
(o->format == NULL || o->format == gegl_buffer_get_format (input)))
{
GeglBuffer **output = o->buffer;
*output = gegl_buffer_create_sub_buffer (input, result);
}
else if (o->buffer != NULL &&
o->format != NULL)
{
GeglBuffer **output = o->buffer;
*output = gegl_buffer_new (gegl_buffer_get_extent (input),
o->format);
gegl_buffer_copy (input, NULL,
*output, NULL);
}
return TRUE;
}
static void
gegl_chant_class_init (GeglChantClass *klass)
{
GeglOperationClass *operation_class;
GeglOperationSinkClass *sink_class;
operation_class = GEGL_OPERATION_CLASS (klass);
sink_class = GEGL_OPERATION_SINK_CLASS (klass);
sink_class->process = process;
sink_class->needs_full = TRUE;
gegl_operation_class_set_keys (operation_class,
"name", "gegl:buffer-sink",
"categories", "programming:output",
"description", _("A GEGL buffer destination surface."),
NULL);
}
#endif