+++ /dev/null
-/* babl - dynamically extendable universal pixel conversion library.
- * Copyright (C) 2005, Øyvind Kolås.
- *
- * This library 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 2 of the License, or (at your option) any later version.
- *
- * This library 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 this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#include "babl-internal.h"
-
-static const char *class_names[] =
- {
- "BablInstance",
- "BablType",
- "BablTypeInteger",
- "BablTypeFloat",
- "BablSampling",
- "BablComponent",
- "BablModel",
- "BablFormat",
- "BablConversion",
- "BablConversionType",
- "BablConversionTypePlanar",
- "BablConversionModelPlanar",
- "BablConversionFormat",
- "BablConversionFormatPlanar",
- "BablFish",
- "BablFishReference",
- "BablImage",
- "BablExtenstion",
- "BablSky"
- };
-
-const char *
-babl_class_name (BablClassType klass)
-{
- return class_names[klass-BABL_INSTANCE];
-}
-
-/* global variable, indicating whether name lookups
- * are frowned upon or not (they are frowned upon within BablBase,
- * since that leads to more strings than neccesary in the library.)
- */
-int babl_hmpf_on_name_lookups = 0;
-
-void
-babl_internal_init (void)
-{
-}
-
-void
-babl_internal_destroy (void)
-{
-}
-
+++ /dev/null
-/* babl - dynamically extendable universal pixel conversion library.
- * Copyright (C) 2005, Øyvind Kolås.
- *
- * This library 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 2 of the License, or (at your option) any later version.
- *
- * This library 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 this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#include <string.h>
-#include <stdarg.h>
-
-#include "babl-internal.h"
-#include "babl-sampling.h"
-#include "babl-type.h"
-#include "babl-component.h"
-#include "babl-db.h"
-
-static int
-each_babl_format_destroy (Babl *babl,
- void *data)
-{
- babl_free (babl->format.from);
- babl_free (babl->format.to);
- babl_free (babl);
-
- return 0; /* continue iterating */
-}
-
-static Babl *
-format_new (const char *name,
- int id,
- int planar,
- int components,
- BablModel *model,
- BablComponent **component,
- BablSampling **sampling,
- BablType **type)
-{
- Babl *babl;
-
- {
- int i;
- /* i is desintation position */
- for (i=0 ; i<model->components; i++)
- {
- int j;
-
- for (j=0;j<components;j++)
- {
- if (component[j] == model->component[i])
- goto component_found;
- }
- babl_log ("matching source component for %s in model %s not found",
- model->component[i]->instance.name, model->instance.name);
- exit (-1);
- component_found:
- ;
- }
- }
-
- /* allocate all memory in one chunk */
- babl = babl_malloc (sizeof (BablFormat) +
- strlen (name) + 1 +
- sizeof (BablComponent*) * (components) +
- sizeof (BablSampling*) * (components) +
- sizeof (BablType*) * (components) +
- sizeof (int) * (components) +
- sizeof (int) * (components));
-
- babl->format.from = NULL;
- babl->format.to = NULL;
- babl->format.component = ((void *)babl) + sizeof (BablFormat);
- babl->format.type = ((void *)babl->format.component) + sizeof (BablComponent*) * (components);
- babl->format.sampling = ((void *)babl->format.type) + sizeof (BablType*) * (components);
- babl->instance.name = ((void *)babl->format.sampling) + sizeof (BablSampling*) * (components);
-
- babl->class_type = BABL_FORMAT;
- babl->instance.id = id;
-
- strcpy (babl->instance.name, name);
-
- babl->format.model = model;
- babl->format.components = components;
-
- memcpy (babl->format.component, component, sizeof (BablComponent*) * components);
- memcpy (babl->format.type , type , sizeof (BablType*) * components);
- memcpy (babl->format.sampling , sampling , sizeof (BablSampling*) * components);
-
- babl->format.planar = planar;
-
- babl->format.bytes_per_pixel = 0;
- {
- int i;
- for (i=0;i<components;i++)
- babl->format.bytes_per_pixel += type[i]->bits/8;
- }
-
- return babl;
-}
-
-Babl *
-babl_format_new (const char *name,
- ...)
-{
- va_list varg;
- Babl *babl;
- int id = 0;
- int planar = 0;
- int components = 0;
- BablModel *model = NULL;
- BablComponent *component [BABL_MAX_COMPONENTS];
- BablSampling *sampling [BABL_MAX_COMPONENTS];
- BablType *type [BABL_MAX_COMPONENTS];
-
- BablSampling *current_sampling = (BablSampling*) babl_sampling (1,1);
- BablType *current_type = (BablType*) babl_type_id (BABL_U8);
- const char *arg = name;
-
- va_start (varg, name);
-
-
- while (1)
- {
- arg = va_arg (varg, char *);
- if (!arg)
- break;
-
-
- if (BABL_IS_BABL (arg))
- {
- Babl *babl = (Babl*)arg;
-
- switch (babl->class_type)
- {
- case BABL_TYPE:
- current_type = (BablType*) babl;
- break;
- case BABL_COMPONENT:
- if (!model)
- {
- babl_log ("no model specified before component %s",
- babl->instance.name);
- }
- component [components] = (BablComponent*) babl;
- type [components] = current_type;
- sampling [components] = current_sampling;
- components++;
-
- if (components>=BABL_MAX_COMPONENTS)
- {
- babl_log ("maximum number of components (%i) exceeded for %s",
- BABL_MAX_COMPONENTS, name);
- }
- break;
- case BABL_SAMPLING:
- current_sampling = (BablSampling*)arg;
- break;
- case BABL_MODEL:
- if (model)
- {
- babl_log ("args=(%s): model %s already requested",
- babl->instance.name, model->instance.name);
- }
- model = (BablModel*)arg;
- break;
- case BABL_INSTANCE:
- case BABL_FORMAT:
- case BABL_CONVERSION:
- case BABL_CONVERSION_TYPE:
- case BABL_CONVERSION_TYPE_PLANAR:
- case BABL_CONVERSION_MODEL_PLANAR:
- case BABL_CONVERSION_FORMAT:
- case BABL_CONVERSION_FORMAT_PLANAR:
- case BABL_FISH:
- case BABL_FISH_REFERENCE:
- case BABL_IMAGE:
- babl_log ("%s unexpected",
- babl_class_name (babl->class_type));
- break;
- case BABL_SKY: /* shut up compiler */
- break;
- }
- }
- /* if we didn't point to a babl, we assume arguments to be strings */
- else if (!strcmp (arg, "id"))
- {
- id = va_arg (varg, int);
- }
-
- else if (!strcmp (arg, "packed"))
- {
- planar = 0;
- }
-
- else if (!strcmp (arg, "planar"))
- {
- planar = 1;
- }
-
- else
- {
- babl_log ("unhandled argument '%s' for format '%s'", arg, name);
- exit (-1);
- }
- }
-
- va_end (varg);
-
-
- babl = format_new (name, id,
- planar, components, model,
- component, sampling, type);
-
-
- if (db_insert (babl) == babl)
- {
- return babl;
- }
- else
- {
- each_babl_format_destroy (babl, NULL);
- return NULL;
- }
-}
-
-BABL_CLASS_TEMPLATE (babl_format)
projects / babl.git / commitdiff