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Differential D872 Diff 2819 source/blender/imbuf/intern/metadata.c

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source/blender/imbuf/intern/metadata.c

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void IMB_metadata_free(struct ImBuf *img) void IMB_metadata_free(struct ImBuf *img)
{ {
ImMetaData *info;
if (!img) if (!img)
return; return;
if (!img->metadata) { if (!img->metadata) {
return; return;
} }
info = img->metadata;
while (info) { IDP_FreeProperty(img->metadata);
ImMetaData *next = info->next; MEM_freeN(img->metadata);
MEM_freeN(info->key);
MEM_freeN(info->value);
MEM_freeN(info);
info = next;
}
} }
bool IMB_metadata_get_field(struct ImBuf *img, const char *key, char *field, const size_t len) bool IMB_metadata_get_field(struct ImBuf *img, const char *key, char *field, const size_t len)
{ {
ImMetaData *info; IDProperty *prop;
bool retval = false; bool retval = false;
if (!img) if (!img)
return false; return false;
if (!img->metadata) { if (!img->metadata)
return false; return false;
}
info = img->metadata; prop = IDP_GetPropertyFromGroup(img->metadata ,key);
while (info) {
if (strcmp(key, info->key) == 0) { if( prop && prop->type == IDP_STRING){
BLI_strncpy(field, info->value, len); BLI_strncpy(field, IDP_String(prop), len);
retval = true; retval = true;
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break;
}
info = info->next;
} }
return retval; return retval;
} }
bool IMB_metadata_add_field(struct ImBuf *img, const char *key, const char *value) bool IMB_metadata_add_field(struct ImBuf *img, const char *key, const char *value)
{ {
ImMetaData *info; IDProperty *prop;
ImMetaData *last;
if (!img) if (!img)
return false; return false;
if (!img->metadata) { if (!img->metadata) {
img->metadata = MEM_callocN(sizeof(ImMetaData), "ImMetaData"); IDPropertyTemplate val;
info = img->metadata; img->metadata = IDP_New(IDP_GROUP, &val, "metadata");
} }
else {
info = img->metadata; prop = IDP_NewString(value, key, 512);
last = info; return IDP_AddToGroup(img->metadata, prop);
while (info) {
last = info;
info = info->next;
}
info = MEM_callocN(sizeof(ImMetaData), "ImMetaData");
last->next = info;
}
info->key = BLI_strdup(key);
info->value = BLI_strdup(value);
return true;
} }
bool IMB_metadata_del_field(struct ImBuf *img, const char *key) bool IMB_metadata_del_field(struct ImBuf *img, const char *key)
{ {
ImMetaData *p, *p1; IDProperty *prop;
if ((!img) || (!img->metadata)) if ((!img) || (!img->metadata))
return false; return false;
p = img->metadata; prop = IDP_GetPropertyFromGroup(img->metadata ,key);
p1 = NULL;
while (p) { if (prop) {
if (!strcmp(key, p->key)) { IDP_RemoveFromGroup(img->metadata, prop); // remove from group
if (p1)
p1->next = p->next; IDP_FreeProperty(prop); //free all subdata
else MEM_freeN(prop); //free property struct itself
img->metadata = p->next;
MEM_freeN(p->key);
MEM_freeN(p->value);
MEM_freeN(p);
return true;
}
p1 = p;
p = p->next;
} }
return false; return false;
} }
bool IMB_metadata_change_field(struct ImBuf *img, const char *key, const char *field) bool IMB_metadata_change_field(struct ImBuf *img, const char *key, const char *field)
{ {
ImMetaData *p; IDProperty *prop;
if (!img) if (!img)
return false; return false;
if (!img->metadata) if (!img->metadata)
return (IMB_metadata_add_field(img, key, field)); return (IMB_metadata_add_field(img, key, field));
p = img->metadata; prop = IDP_GetPropertyFromGroup(img->metadata ,key);
while (p) {
if (!strcmp(key, p->key)) { if(!prop)
MEM_freeN(p->value); return (IMB_metadata_add_field(img, key, field));
p->value = BLI_strdup(field); else if (prop->type == IDP_STRING) {
return true; int len = BLI_strnlen(field,1024);
} BLI_strncpy(IDP_String(prop) , field, len);
p = p->next; return true;
} }
else
return false;
return (IMB_metadata_add_field(img, key, field));
} }
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