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/*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2005 Blender Foundation
* All rights reserved.
*/
/** \file
* \ingroup imbuf
*/
#include <stdlib.h>
#include <string.h>
#include "BLI_string.h"
#include "BLI_utildefines.h"
#include "BKE_idprop.h"
#include "MEM_guardedalloc.h"
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "IMB_metadata.h"
#define METADATA_MAX_VALUE_LENGTH 1024
void IMB_metadata_ensure(struct IDProperty **metadata)
{
if (*metadata != NULL) {
return;
}
IDPropertyTemplate val;
*metadata = IDP_New(IDP_GROUP, &val, "metadata");
}
void IMB_metadata_free(struct IDProperty *metadata)
{
if (metadata == NULL) {
return;
}
IDP_FreeProperty(metadata);
}
bool IMB_metadata_get_field(struct IDProperty *metadata,
const char *key,
char *field,
const size_t len)
{
IDProperty *prop;
if (metadata == NULL) {
return false;
}
prop = IDP_GetPropertyFromGroup(metadata, key);
if (prop && prop->type == IDP_STRING) {
BLI_strncpy(field, IDP_String(prop), len);
return true;
}
return false;
}
void IMB_metadata_copy(struct ImBuf *dimb, struct ImBuf *simb)
{
BLI_assert(dimb != simb);
if (simb->metadata) {
IMB_metadata_free(dimb->metadata);
dimb->metadata = IDP_CopyProperty(simb->metadata);
}
}
void IMB_metadata_set_field(struct IDProperty *metadata, const char *key, const char *value)
{
BLI_assert(metadata);
IDProperty *prop = IDP_GetPropertyFromGroup(metadata, key);
if (prop != NULL && prop->type != IDP_STRING) {
IDP_FreeFromGroup(metadata, prop);
prop = NULL;
}
if (prop == NULL) {
prop = IDP_NewString(value, key, METADATA_MAX_VALUE_LENGTH);
IDP_AddToGroup(metadata, prop);
}
IDP_AssignString(prop, value, METADATA_MAX_VALUE_LENGTH);
}
void IMB_metadata_foreach(struct ImBuf *ibuf, IMBMetadataForeachCb callback, void *userdata)
{
if (ibuf->metadata == NULL) {
return;
}
for (IDProperty *prop = ibuf->metadata->data.group.first; prop != NULL; prop = prop->next) {
callback(prop->name, IDP_String(prop), userdata);
}
}
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