*/
+#ifdef WAF_BUILD
+#include "libardour-config.h"
+#endif
+
#include <inttypes.h>
#include <vector>
#include <cstdlib>
#include <cstdio> // so libraptor doesn't complain
#include <cmath>
+#ifndef COMPILER_MSVC
#include <dirent.h>
+#endif
#include <sys/stat.h>
#include <cerrno>
+#ifdef HAVE_LRDF
#include <lrdf.h>
+#endif
#include "pbd/compose.h"
#include "pbd/error.h"
using namespace ARDOUR;
using namespace PBD;
-LadspaPlugin::LadspaPlugin (void *mod, AudioEngine& e, Session& session, uint32_t index, framecnt_t rate)
+LadspaPlugin::LadspaPlugin (string module_path, AudioEngine& e, Session& session, uint32_t index, framecnt_t rate)
: Plugin (e, session)
{
- init (mod, index, rate);
+ init (module_path, index, rate);
}
LadspaPlugin::LadspaPlugin (const LadspaPlugin &other)
: Plugin (other)
{
- init (other._module, other._index, other._sample_rate);
+ init (other._module_path, other._index, other._sample_rate);
for (uint32_t i = 0; i < parameter_count(); ++i) {
_control_data[i] = other._shadow_data[i];
}
void
-LadspaPlugin::init (void *mod, uint32_t index, framecnt_t rate)
+LadspaPlugin::init (string module_path, uint32_t index, framecnt_t rate)
{
+ void* func;
LADSPA_Descriptor_Function dfunc;
uint32_t i, port_cnt;
- const char *errstr;
- _module = mod;
+ _module_path = module_path;
+ _module = new Glib::Module(_module_path);
_control_data = 0;
_shadow_data = 0;
_latency_control_port = 0;
_was_activated = false;
- dfunc = (LADSPA_Descriptor_Function) dlsym (_module, "ladspa_descriptor");
+ if (!(*_module)) {
+ error << _("LADSPA: Unable to open module: ") << Glib::Module::get_last_error() << endmsg;
+ delete _module;
+ throw failed_constructor();
+ }
- if ((errstr = dlerror()) != NULL) {
+ if (!_module->get_symbol("ladspa_descriptor", func)) {
error << _("LADSPA: module has no descriptor function.") << endmsg;
throw failed_constructor();
}
+ dfunc = (LADSPA_Descriptor_Function)func;
+
if ((_descriptor = dfunc (index)) == 0) {
error << _("LADSPA: plugin has gone away since discovery!") << endmsg;
throw failed_constructor();
port_cnt = parameter_count();
_control_data = new LADSPA_Data[port_cnt];
+ memset (_control_data, 0, sizeof (LADSPA_Data) * port_cnt);
_shadow_data = new LADSPA_Data[port_cnt];
+ memset (_shadow_data, 0, sizeof (LADSPA_Data) * port_cnt);
for (i = 0; i < port_cnt; ++i) {
if (LADSPA_IS_PORT_CONTROL(port_descriptor (i))) {
continue;
}
- _shadow_data[i] = default_value (i);
+ _shadow_data[i] = _default_value (i);
}
}
deactivate ();
cleanup ();
- /* XXX who should close a plugin? */
-
- // dlclose (module);
+ // glib has internal reference counting on modules so this is ok
+ delete _module;
delete [] _control_data;
delete [] _shadow_data;
}
float
-LadspaPlugin::default_value (uint32_t port)
+LadspaPlugin::_default_value (uint32_t port) const
{
const LADSPA_PortRangeHint *prh = port_range_hints();
float ret = 0.0f;
LadspaPlugin::add_state (XMLNode* root) const
{
XMLNode *child;
- char buf[16];
- LocaleGuard lg (X_("POSIX"));
+ char buf[32];
+ LocaleGuard lg (X_("C"));
for (uint32_t i = 0; i < parameter_count(); ++i){
const char *data;
uint32_t port_id;
#endif
- LocaleGuard lg (X_("POSIX"));
+ LocaleGuard lg (X_("C"));
if (node.name() != state_node_name()) {
error << _("Bad node sent to LadspaPlugin::set_state") << endmsg;
const char *data;
uint32_t port_id;
#endif
- LocaleGuard lg (X_("POSIX"));
+ LocaleGuard lg (X_("C"));
if (node.name() != state_node_name()) {
error << _("Bad node sent to LadspaPlugin::set_state") << endmsg;
desc.upper = 4; /* completely arbitrary */
}
- if (LADSPA_IS_HINT_INTEGER (prh.HintDescriptor)) {
- desc.step = 1.0;
- desc.smallstep = 0.1;
- desc.largestep = 10.0;
+ if (LADSPA_IS_HINT_HAS_DEFAULT (prh.HintDescriptor)) {
+ desc.normal = _default_value(which);
} else {
- float delta = desc.upper - desc.lower;
- desc.step = delta / 1000.0f;
- desc.smallstep = delta / 10000.0f;
- desc.largestep = delta/10.0f;
+ /* if there is no explicit hint for the default
+ * value, use lower bound. This is not great but
+ * better than just assuming '0' which may be out-of range.
+ */
+ desc.normal = desc.lower;
}
desc.toggled = LADSPA_IS_HINT_TOGGLED (prh.HintDescriptor);
desc.label = port_names()[which];
+ desc.scale_points = get_scale_points(which);
+ desc.update_steps();
+
return 0;
}
}
}
-boost::shared_ptr<Plugin::ScalePoints>
+boost::shared_ptr<ScalePoints>
LadspaPlugin::get_scale_points(uint32_t port_index) const
{
+ boost::shared_ptr<ScalePoints> ret;
+#ifdef HAVE_LRDF
const uint32_t id = atol(unique_id().c_str());
lrdf_defaults* points = lrdf_get_scale_values(id, port_index);
- boost::shared_ptr<Plugin::ScalePoints> ret;
if (!points) {
return ret;
}
- ret = boost::shared_ptr<Plugin::ScalePoints>(new ScalePoints());
+ ret = boost::shared_ptr<ScalePoints>(new ScalePoints());
for (uint32_t i = 0; i < points->count; ++i) {
ret->insert(make_pair(points->items[i].label,
}
lrdf_free_setting_values(points);
+#endif
return ret;
}
LadspaPluginInfo::load (Session& session)
{
try {
- PluginPtr plugin;
- void *module;
-
- if ((module = dlopen (path.c_str(), RTLD_NOW)) == 0) {
- error << string_compose(_("LADSPA: cannot load module from \"%1\""), path) << endmsg;
- error << dlerror() << endmsg;
- return PluginPtr ((Plugin*) 0);
- } else {
- plugin.reset (new LadspaPlugin (module, session.engine(), session, index, session.frame_rate()));
- }
-
+ PluginPtr plugin (new LadspaPlugin (path, session.engine(), session, index, session.frame_rate()));
plugin->set_info(PluginInfoPtr(new LadspaPluginInfo(*this)));
return plugin;
}
}
}
+std::vector<Plugin::PresetRecord>
+LadspaPluginInfo::get_presets (bool /*user_only*/) const
+{
+ std::vector<Plugin::PresetRecord> p;
+#if (defined HAVE_LRDF && !defined NO_PLUGIN_STATE)
+ if (!isdigit (unique_id[0])) {
+ return p;
+ }
+ uint32_t id = atol (unique_id);
+ lrdf_uris* set_uris = lrdf_get_setting_uris(id);
+
+ if (set_uris) {
+ for (uint32_t i = 0; i < (uint32_t) set_uris->count; ++i) {
+ if (char* label = lrdf_get_label (set_uris->items[i])) {
+ p.push_back (Plugin::PresetRecord (set_uris->items[i], label));
+ }
+ }
+ lrdf_free_uris(set_uris);
+ }
+#endif
+ return p;
+}
+
LadspaPluginInfo::LadspaPluginInfo()
{
type = ARDOUR::LADSPA;
void
LadspaPlugin::find_presets ()
{
+#ifdef HAVE_LRDF
uint32_t id;
std::string unique (unique_id());
}
lrdf_free_uris(set_uris);
}
+#endif
}
bool
LadspaPlugin::load_preset (PresetRecord r)
{
+#ifdef HAVE_LRDF
lrdf_defaults* defs = lrdf_get_setting_values (r.uri.c_str());
if (defs) {
}
Plugin::load_preset (r);
+#endif
return true;
}
+#ifdef HAVE_LRDF
/* XXX: should be in liblrdf */
static void
lrdf_remove_preset (const char* /*source*/, const char *setting_uri)
p.object = NULL;
lrdf_remove_matches (&p);
}
+#endif
void
LadspaPlugin::do_remove_preset (string name)
{
+#ifdef HAVE_LRDF
string const envvar = preset_envvar ();
if (envvar.empty()) {
warning << _("Could not locate HOME. Preset not removed.") << endmsg;
lrdf_remove_preset (source.c_str(), p->uri.c_str ());
write_preset_file (envvar);
+#endif
}
string
bool
LadspaPlugin::write_preset_file (string envvar)
{
+#ifdef HAVE_LRDF
string path = string_compose("%1/.ladspa", envvar);
if (g_mkdir_with_parents (path.c_str(), 0775)) {
warning << string_compose(_("Could not create %1. Preset not saved. (%2)"), path, strerror(errno)) << endmsg;
}
return true;
+#else
+ return false;
+#endif
}
string
LadspaPlugin::do_save_preset (string name)
{
+#ifdef HAVE_LRDF
/* make a vector of pids that are input parameters */
vector<int> input_parameter_pids;
for (uint32_t i = 0; i < parameter_count(); ++i) {
lrdf_defaults defaults;
defaults.count = input_parameter_pids.size ();
- lrdf_portvalue portvalues[input_parameter_pids.size()];
- defaults.items = portvalues;
+ std::vector<lrdf_portvalue> portvalues(input_parameter_pids.size());
+ defaults.items = &portvalues[0];
for (vector<int>::size_type i = 0; i < input_parameter_pids.size(); ++i) {
portvalues[i].pid = input_parameter_pids[i];
}
return uri;
+#else
+ return string();
+#endif
}
LADSPA_PortDescriptor
LadspaPlugin::port_descriptor (uint32_t i) const
{
- if (i < _descriptor->PortCount) {
+ if (i < _descriptor->PortCount) {
return _descriptor->PortDescriptors[i];
}
-
+
warning << "LADSPA plugin port index " << i << " out of range." << endmsg;
return 0;
}
-
-
+
+
projects / ardour.git / blobdiff