int main(int argc, char *argv[])
{
const char *rdf_uris[] = {
"file:ladspa.rdfs",
NULL
};
const char *src = "test:add";
lrdf_init();
if (lrdf_read_files(rdf_uris)) {
fprintf(stderr, "failed to open a file\n");
exit(1);
}
lrdf_add_triple(src, "test:id1", "test:foo", "1", lrdf_literal);
lrdf_add_triple(src, "test:id1", "test:bar", "2", lrdf_literal);
lrdf_add_triple(src, "test:id1", "test:baz", "3", lrdf_literal);
lrdf_add_triple(src, "test:id2", "test:like", "test:id1", lrdf_uri);
lrdf_add_triple(src, "test:id2", "test:foo", "4", lrdf_literal);
lrdf_add_triple(src, "test:id2", "test:bar", "5", lrdf_literal);
lrdf_add_triple(src, "test:id2", "test:baz", "6", lrdf_literal);
lrdf_rebuild_caches();
lrdf_add_triple(src, "test:id2", "test:bar", "5", lrdf_literal);
lrdf_add_triple(src, "test:id2", "test:baz", "6", lrdf_literal);
lrdf_rebuild_caches();
lrdf_export_by_source(src, "test-out.n3");
lrdf_cleanup();
return 0;
}
static gboolean
plugin_init (GstPlugin * plugin)
{
GST_DEBUG_CATEGORY_INIT (ladspa_debug, "ladspa",
GST_DEBUG_FG_GREEN | GST_DEBUG_BG_BLACK | GST_DEBUG_BOLD, "LADSPA");
gst_plugin_add_dependency_simple (plugin,
"LADSPA_PATH",
GST_LADSPA_DEFAULT_PATH, NULL, GST_PLUGIN_DEPENDENCY_FLAG_NONE);
#ifdef HAVE_LRDF
lrdf_init ();
#endif
parent_class = g_type_class_ref (GST_TYPE_SIGNAL_PROCESSOR);
ladspa_plugin = plugin;
descriptor_quark = g_quark_from_static_string ("ladspa-descriptor");
if (!ladspa_plugin_path_search ()) {
GST_WARNING ("no ladspa plugins found, check LADSPA_PATH");
}
/* we don't want to fail, even if there are no elements registered */
return TRUE;
}
int main(int argc, char*argv[])
{
const char *rdf_uris[] = {
"file:ladspa.rdfs",
"file:sample.rdf",
"file:example.rdf",
NULL
};
lrdf_uris *ulist;
unsigned int i;
lrdf_statement p1, p2;
lrdf_init();
if (lrdf_read_files(rdf_uris)) {
fprintf(stderr, "failed to open a file\n");
exit(1);
}
printf("Matches for (?, ladspa:hasLabel, gain)\n");
p1.subject = "?";
p1.predicate = "http://ladspa.org/ontology#hasLabel";
p1.object = "gain";
p1.next = NULL;
ulist = lrdf_match_multi(&p1);
for (i = 0; ulist && i < ulist->count; i++) {
printf(" %s\n", ulist->items[i]);
}
printf("\n");
lrdf_free_uris(ulist);
printf("Matches for (?, ladspa:hasLabel, freq), (?, ladspa:hasUnits, ladspa:Hz)\n");
p1.subject = "?";
p1.predicate = "http://ladspa.org/ontology#hasLabel";
p1.object = "freq";
p1.next = &p2;
p2.subject = "?";
p2.predicate = "http://ladspa.org/ontology#hasUnits";
p2.object = "http://ladspa.org/ontology#Hz";
p2.next = NULL;
ulist = lrdf_match_multi(&p1);
for (i = 0; ulist && i < ulist->count; i++) {
printf(" %s\n", ulist->items[i]);
}
printf("\n");
lrdf_free_uris(ulist);
lrdf_cleanup();
return 0;
}
int main(int argc, char*argv[])
{
const char *rdf_uris[] = {
"file:ladspa.rdfs",
"file:test-in.n3",
NULL
};
lrdf_init();
if (lrdf_read_files(rdf_uris)) {
fprintf(stderr, "failed to open a file\n");
exit(1);
}
lrdf_export_by_source("file:test-in.n3", "file:test-out.n3");
lrdf_cleanup();
return 0;
}
int main(int argc, char*argv[])
{
const char *rdf_uris[] = {
"file:ladspa.rdfs",
"file:example.rdf",
NULL
};
const char *external_rdf_uris[] = {
NULL,
NULL
};
lrdf_statement *s;
lrdf_statement *it;
lrdf_init();
if (argc == 1) {
if (lrdf_read_files(rdf_uris)) {
fprintf(stderr, "failed to open a file\n");
exit(1);
}
} else {
external_rdf_uris[0] = argv[1];
if (lrdf_read_files(external_rdf_uris)) {
fprintf(stderr, "failed to open a file\n");
exit(1);
}
}
s = lrdf_all_statements();
for (it = s; it != NULL; it = it->next) {
printf("(%s, %s, %s)\n", it->subject, it->predicate,
it->object);
}
lrdf_cleanup();
return 0;
}
void LoadLadspaPlugins()
{
wxArrayString audacityPathList = wxGetApp().audacityPathList;
wxArrayString pathList;
wxArrayString files;
wxSortedArrayString uniq;
wxString pathVar;
unsigned int i;
#if defined(USE_LIBLRDF) && defined(EFFECT_CATEGORIES)
EffectManager& em = EffectManager::Get();
wxArrayString rdfPathList;
wxString rdfPathVar;
wxArrayString rdfFiles;
InitCategoryMap();
lrdf_init();
rdfPathVar = wxGetenv(wxT("LADSPA_RDF_PATH"));
if (rdfPathVar != wxT(""))
wxGetApp().AddMultiPathsToPathList(rdfPathVar, rdfPathList);
#ifdef __WXGTK__
wxGetApp().AddUniquePathToPathList(wxT("/usr/share/ladspa/rdf"),
rdfPathList);
wxGetApp().AddUniquePathToPathList(wxT("/usr/local/share/ladspa/rdf"),
rdfPathList);
#endif
#ifdef __WXMAC__
wxGetApp().AddUniquePathToPathList(wxT("/usr/share/ladspa/rdf"),
rdfPathList);
// XXX Maybe other Mac paths here?
#endif
#ifdef __WXMSW__
//wxGetApp().AddUniquePathToPathList(wxT("WINDOWS LRDF PATH"),
// rdfPathList);
// XXX Other Windows paths here.
#endif
// Add the Audacity paths so we get ladspa.rdfs if we are using a local
// liblrdf
for(i=0; i<audacityPathList.GetCount(); i++) {
wxString prefix = audacityPathList[i] + wxFILE_SEP_PATH;
wxGetApp().AddUniquePathToPathList(prefix + wxT("rdf"),
rdfPathList);
}
wxGetApp().FindFilesInPathList(wxT("*.rdf"), rdfPathList, rdfFiles);
wxGetApp().FindFilesInPathList(wxT("*.rdfs"), rdfPathList, rdfFiles);
for(size_t i = 0; i < rdfFiles.GetCount(); ++i) {
wxString fileUri(wxT("file://"));
fileUri += rdfFiles[i];
lrdf_read_file(fileUri.mb_str(wxConvUTF8));
}
// Add all plugin categories found by LRDF
lrdf_uris* cats =
lrdf_get_all_subclasses("http://ladspa.org/ontology#Plugin");
if (cats) {
// Add the categories and find the plugins belonging to them
for (size_t i = 0; i < cats->count; ++i) {
char* label = lrdf_get_label(cats->items[i]);
if (!label)
continue;
wxString uri = MapCategoryUri(wxString::FromAscii(cats->items[i]));
em.AddCategory(uri, wxString::FromUTF8(label));
std::free(label);
lrdf_uris* plugs = lrdf_get_instances(cats->items[i]);
if (plugs) {
for (size_t j = 0; j < plugs->count; ++j) {
unsigned long uid = lrdf_get_uid(plugs->items[j]);
gPluginCategories.insert(std::make_pair(uid, uri));
}
lrdf_free_uris(plugs);
}
}
// And their relationships
for (size_t i = 0; i < cats->count; ++i) {
EffectCategory* p =
em.LookupCategory(MapCategoryUri(wxString::FromAscii(cats->
items[i])));
if (!p)
continue;
lrdf_uris* subs = lrdf_get_subclasses(cats->items[i]);
if (subs) {
for (size_t j = 0; j < subs->count; ++j) {
EffectCategory* c =
em.LookupCategory(MapCategoryUri(wxString::FromAscii(subs->items[j])));
if (c)
em.AddCategoryParent(c, p);
}
lrdf_free_uris(subs);
}
}
lrdf_free_uris(cats);
}
#endif
pathVar = wxGetenv(wxT("LADSPA_PATH"));
if (pathVar != wxT(""))
wxGetApp().AddMultiPathsToPathList(pathVar, pathList);
#ifdef __WXGTK__
wxGetApp().AddUniquePathToPathList(wxT(INSTALL_PREFIX) wxT("/ladspa"), pathList);
wxGetApp().AddUniquePathToPathList(wxT("/usr/local/lib/ladspa"), pathList);
wxGetApp().AddUniquePathToPathList(wxT(LIBDIR) wxT("/ladspa"), pathList);
#endif
#ifdef __WXMAC__
wxGetApp().AddUniquePathToPathList(wxT("~/Library/Audio/Plug-Ins/LADSPA"), pathList);
wxGetApp().AddUniquePathToPathList(wxT("/Library/Audio/Plug-Ins/LADSPA"), pathList);
#endif
for(i=0; i<audacityPathList.GetCount(); i++) {
wxString prefix = audacityPathList[i] + wxFILE_SEP_PATH;
wxGetApp().AddUniquePathToPathList(prefix + wxT("ladspa"),
pathList);
wxGetApp().AddUniquePathToPathList(prefix + wxT("plugins"),
pathList);
wxGetApp().AddUniquePathToPathList(prefix + wxT("plug-ins"),
pathList);
}
#ifdef __WXMSW__
wxGetApp().FindFilesInPathList(wxT("*.dll"), pathList, files);
#else
wxGetApp().FindFilesInPathList(wxT("*.so"), pathList, files);
#endif
for(i=0; i<files.GetCount(); i++)
LoadLadspaEffect(uniq, files[i], ladspa_dls);
}
static gboolean
plugin_init (GstPlugin * plugin)
{
gboolean res = FALSE;
gint n = 0;
GST_DEBUG_CATEGORY_INIT (ladspa_debug, "ladspa", 0, "LADSPA plugins");
#ifdef ENABLE_NLS
GST_DEBUG_OBJECT (plugin, "binding text domain %s to locale dir %s",
GETTEXT_PACKAGE, LOCALEDIR);
bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
#endif
gst_plugin_add_dependency_simple (plugin,
"LADSPA_PATH",
GST_LADSPA_DEFAULT_PATH, NULL, GST_PLUGIN_DEPENDENCY_FLAG_NONE);
#ifdef HAVE_LRDF
lrdf_init ();
#endif
ladspa_meta_all = (GstStructure *) gst_plugin_get_cache_data (plugin);
if (ladspa_meta_all) {
n = gst_structure_n_fields (ladspa_meta_all);
}
GST_INFO_OBJECT (plugin, "%d entries in cache", n);
if (!n) {
ladspa_meta_all = gst_structure_new_empty ("ladspa");
if ((res = ladspa_plugin_path_search (plugin))) {
n = gst_structure_n_fields (ladspa_meta_all);
GST_INFO_OBJECT (plugin, "%d entries after scanning", n);
gst_plugin_set_cache_data (plugin, ladspa_meta_all);
}
} else {
res = TRUE;
}
if (n) {
gint i;
const gchar *name;
const GValue *value;
GST_INFO_OBJECT (plugin, "register types");
for (i = 0; i < n; i++) {
name = gst_structure_nth_field_name (ladspa_meta_all, i);
value = gst_structure_get_value (ladspa_meta_all, name);
if (G_VALUE_TYPE (value) == GST_TYPE_STRUCTURE) {
GstStructure *ladspa_meta = g_value_get_boxed (value);
ladspa_plugin_register_element (plugin, ladspa_meta);
}
}
}
if (!res) {
GST_WARNING_OBJECT (plugin, "no LADSPA plugins found, check LADSPA_PATH");
}
/* we don't want to fail, even if there are no elements registered */
return TRUE;
}
wxArrayString LadspaEffectsModule::FindPlugins(PluginManagerInterface & pm)
{
#if defined(USE_LIBLRDF) && defined(EFFECT_CATEGORIES)
EffectManager& em = EffectManager::Get();
wxArrayString rdfPathList;
wxString rdfPathVar;
wxArrayString rdfFiles;
InitCategoryMap();
lrdf_init();
rdfPathVar = wxGetenv(wxT("LADSPA_RDF_PATH"));
if (rdfPathVar != wxT(""))
wxGetApp().AddMultiPathsToPathList(rdfPathVar, rdfPathList);
#ifdef __WXGTK__
wxGetApp().AddUniquePathToPathList(wxT("/usr/share/ladspa/rdf"),
rdfPathList);
wxGetApp().AddUniquePathToPathList(wxT("/usr/local/share/ladspa/rdf"),
rdfPathList);
#endif
#ifdef __WXMAC__
wxGetApp().AddUniquePathToPathList(wxT("/usr/share/ladspa/rdf"),
rdfPathList);
// XXX Maybe other Mac paths here?
#endif
#ifdef __WXMSW__
//wxGetApp().AddUniquePathToPathList(wxT("WINDOWS LRDF PATH"),
// rdfPathList);
// XXX Other Windows paths here.
#endif
// Add the Audacity paths so we get ladspa.rdfs if we are using a local
// liblrdf
for(i=0; i<audacityPathList.GetCount(); i++) {
wxString prefix = audacityPathList[i] + wxFILE_SEP_PATH;
wxGetApp().AddUniquePathToPathList(prefix + wxT("rdf"),
rdfPathList);
}
wxGetApp().FindFilesInPathList(wxT("*.rdf"), rdfPathList, rdfFiles);
wxGetApp().FindFilesInPathList(wxT("*.rdfs"), rdfPathList, rdfFiles);
for(size_t i = 0; i < rdfFiles.GetCount(); ++i) {
wxString fileUri(wxT("file://"));
fileUri += rdfFiles[i];
lrdf_read_file(fileUri.mb_str(wxConvUTF8));
}
// Add all plugin categories found by LRDF
lrdf_uris* cats =
lrdf_get_all_subclasses("http://ladspa.org/ontology#Plugin");
if (cats) {
// Add the categories and find the plugins belonging to them
for (size_t i = 0; i < cats->count; ++i) {
char* label = lrdf_get_label(cats->items[i]);
if (!label)
continue;
wxString uri = MapCategoryUri(wxString::FromAscii(cats->items[i]));
em.AddCategory(uri, wxString::FromUTF8(label));
std::free(label);
lrdf_uris* plugs = lrdf_get_instances(cats->items[i]);
if (plugs) {
for (size_t j = 0; j < plugs->count; ++j) {
unsigned long uid = lrdf_get_uid(plugs->items[j]);
gPluginCategories.insert(std::make_pair(uid, uri));
}
lrdf_free_uris(plugs);
}
}
// And their relationships
for (size_t i = 0; i < cats->count; ++i) {
EffectCategory* p =
em.LookupCategory(MapCategoryUri(wxString::FromAscii(cats->
items[i])));
if (!p)
continue;
lrdf_uris* subs = lrdf_get_subclasses(cats->items[i]);
if (subs) {
for (size_t j = 0; j < subs->count; ++j) {
EffectCategory* c =
em.LookupCategory(MapCategoryUri(wxString::FromAscii(subs->items[j])));
if (c)
em.AddCategoryParent(c, p);
}
lrdf_free_uris(subs);
}
}
lrdf_free_uris(cats);
}
#endif
wxArrayString pathList;
wxArrayString files;
wxString pathVar;
// Check for the LADSPA_PATH environment variable
pathVar = wxString::FromUTF8(getenv("LADSPA_PATH"));
if (!pathVar.empty())
{
wxStringTokenizer tok(pathVar);
while (tok.HasMoreTokens())
{
pathList.Add(tok.GetNextToken());
}
}
#if defined(__WXMAC__)
#define LADSPAPATH wxT("/Library/Audio/Plug-Ins/LADSPA")
// Look in ~/Library/Audio/Plug-Ins/LADSPA and /Library/Audio/Plug-Ins/LADSPA
pathList.Add(wxGetHomeDir() + wxFILE_SEP_PATH + LADSPAPATH);
pathList.Add(LADSPAPATH);
// Recursively scan for all shared objects
pm.FindFilesInPathList(wxT("*.so"), pathList, files, true);
#elif defined(__WXMSW__)
// Recursively scan for all DLLs
pm.FindFilesInPathList(wxT("*.dll"), pathList, files, true);
#else
pathList.Add(wxGetHomeDir() + wxFILE_SEP_PATH + wxT(".ladspa"));
pathList.Add(wxT("/usr/local/lib/ladspa"));
pathList.Add(wxT("/usr/lib/ladspa"));
pathList.Add(wxT(LIBDIR) wxT("/ladspa"));
// Recursively scan for all shared objects
pm.FindFilesInPathList(wxT("*.so"), pathList, files, true);
#endif
return files;
}
