100 lines
2.1 KiB
C++
100 lines
2.1 KiB
C++
/* SPDX-FileCopyrightText: 2024 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup imbuf
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*/
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#include <cstdlib>
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#include <cstring>
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#include "BLI_listbase.h"
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#include "BLI_string.h"
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#include "BKE_idprop.hh"
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#include "DNA_ID.h" /* ID property definitions. */
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#include "IMB_imbuf_types.hh"
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#include "IMB_metadata.hh"
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namespace blender {
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void IMB_metadata_ensure(IDProperty **metadata)
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{
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if (*metadata != nullptr) {
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return;
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}
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*metadata = bke::idprop::create_group("metadata").release();
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}
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void IMB_metadata_free(IDProperty *metadata)
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{
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if (metadata == nullptr) {
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return;
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}
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IDP_FreeProperty(metadata);
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}
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bool IMB_metadata_get_field(const IDProperty *metadata,
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const char *key,
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char *value,
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const size_t value_maxncpy)
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{
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if (metadata == nullptr) {
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return false;
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}
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IDProperty *prop = IDP_GetPropertyFromGroup(metadata, key);
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if (prop && prop->type == IDP_STRING) {
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BLI_strncpy(value, IDP_string_get(prop), value_maxncpy);
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return true;
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}
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return false;
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}
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void IMB_metadata_copy(ImBuf *ibuf_dst, const ImBuf *ibuf_src)
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{
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BLI_assert(ibuf_dst != ibuf_src);
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if (ibuf_src->metadata) {
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IMB_metadata_free(ibuf_dst->metadata);
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ibuf_dst->metadata = IDP_CopyProperty(ibuf_src->metadata);
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}
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}
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void IMB_metadata_set_field(IDProperty *metadata, const char *key, const char *value)
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{
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BLI_assert(metadata);
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IDProperty *prop = IDP_GetPropertyFromGroup(metadata, key);
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if (prop != nullptr && prop->type != IDP_STRING) {
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IDP_FreeFromGroup(metadata, prop);
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prop = nullptr;
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}
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if (prop) {
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IDP_AssignString(prop, value);
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}
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else {
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prop = bke::idprop::create(key, value).release();
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IDP_AddToGroup(metadata, prop);
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}
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}
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void IMB_metadata_foreach(const ImBuf *ibuf, IMBMetadataForeachCb callback, void *userdata)
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{
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if (ibuf->metadata == nullptr) {
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return;
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}
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for (IDProperty &prop : ibuf->metadata->data.group) {
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callback(prop.name, IDP_string_get(&prop), userdata);
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}
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}
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} // namespace blender
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