/*
- Copyright (C) 2000-2002 Paul Davis
+ Copyright (C) 2000-2006 Paul Davis
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
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
+#define __STDC_FORMAT_MACROS 1
+#include <inttypes.h>
+
#include <vector>
#include <string>
#include <pbd/compose.h>
#include <pbd/error.h>
-#include <pbd/pathscanner.h>
#include <pbd/xml++.h>
#include <midi++/manager.h>
#include <ardour/session.h>
#include <ardour/audioengine.h>
#include <ardour/ladspa_plugin.h>
+#include <ardour/buffer_set.h>
#include <pbd/stl_delete.h>
using namespace ARDOUR;
using namespace PBD;
-LadspaPlugin::LadspaPlugin (void *mod, AudioEngine& e, Session& session, uint32_t index, jack_nframes_t rate)
+LadspaPlugin::LadspaPlugin (void *mod, AudioEngine& e, Session& session, uint32_t index, nframes_t rate)
: Plugin (e, session)
{
init (mod, index, rate);
}
void
-LadspaPlugin::init (void *mod, uint32_t index, jack_nframes_t rate)
+LadspaPlugin::init (void *mod, uint32_t index, nframes_t rate)
{
LADSPA_Descriptor_Function dfunc;
uint32_t i, port_cnt;
}
}
- Plugin::setup_controls ();
-
latency_compute_run ();
}
deactivate ();
cleanup ();
- GoingAway (this); /* EMIT SIGNAL */
+ GoingAway (); /* EMIT SIGNAL */
/* XXX who should close a plugin? */
float ret = 0.0f;
bool bounds_given = false;
bool sr_scaling = false;
+ bool earlier_hint = false;
/* defaults - case 1 */
ret = prh[port].LowerBound;
bounds_given = true;
sr_scaling = true;
+ earlier_hint = true;
}
/* FIXME: add support for logarithmic defaults */
ret = prh[port].LowerBound * 0.75f + prh[port].UpperBound * 0.25f;
bounds_given = true;
sr_scaling = true;
+ earlier_hint = true;
}
else if (LADSPA_IS_HINT_DEFAULT_MIDDLE(prh[port].HintDescriptor)) {
ret = prh[port].LowerBound * 0.50f + prh[port].UpperBound * 0.50f;
bounds_given = true;
sr_scaling = true;
+ earlier_hint = true;
}
else if (LADSPA_IS_HINT_DEFAULT_HIGH(prh[port].HintDescriptor)) {
ret = prh[port].LowerBound * 0.25f + prh[port].UpperBound * 0.75f;
bounds_given = true;
sr_scaling = true;
+ earlier_hint = true;
}
else if (LADSPA_IS_HINT_DEFAULT_MAXIMUM(prh[port].HintDescriptor)) {
ret = prh[port].UpperBound;
bounds_given = true;
sr_scaling = true;
+ earlier_hint = true;
}
else if (LADSPA_IS_HINT_DEFAULT_0(prh[port].HintDescriptor)) {
ret = 0.0f;
+ earlier_hint = true;
}
else if (LADSPA_IS_HINT_DEFAULT_1(prh[port].HintDescriptor)) {
ret = 1.0f;
+ earlier_hint = true;
}
else if (LADSPA_IS_HINT_DEFAULT_100(prh[port].HintDescriptor)) {
ret = 100.0f;
+ earlier_hint = true;
}
else if (LADSPA_IS_HINT_DEFAULT_440(prh[port].HintDescriptor)) {
ret = 440.0f;
+ earlier_hint = true;
}
else {
/* no hint found */
/* defaults - case 5 */
- if (LADSPA_IS_HINT_SAMPLE_RATE(prh[port].HintDescriptor)) {
+ if (LADSPA_IS_HINT_SAMPLE_RATE(prh[port].HintDescriptor) && !earlier_hint) {
if (bounds_given) {
if (sr_scaling) {
ret *= sample_rate;
{
if (which < descriptor->PortCount) {
shadow_data[which] = (LADSPA_Data) val;
- ParameterChanged (which, val); /* EMIT SIGNAL */
+#if 0
+ ParameterChanged (Parameter(PluginAutomation, which), val); /* EMIT SIGNAL */
if (which < parameter_count() && controls[which]) {
controls[which]->Changed ();
}
+#endif
} else {
warning << string_compose (_("illegal parameter number used with plugin \"%1\". This may"
return 0;
}
-
string
-LadspaPlugin::describe_parameter (uint32_t which)
+LadspaPlugin::describe_parameter (Parameter which)
{
- if (which < parameter_count()) {
- return port_names()[which];
+ if (which.type() == PluginAutomation && which.id() < parameter_count()) {
+ return port_names()[which.id()];
} else {
return "??";
}
}
-jack_nframes_t
-LadspaPlugin::latency () const
+ARDOUR::nframes_t
+LadspaPlugin::signal_latency () const
{
+ if (_user_latency) {
+ return _user_latency;
+ }
+
if (latency_control_port) {
- return (jack_nframes_t) floor (*latency_control_port);
+ return (nframes_t) floor (*latency_control_port);
} else {
return 0;
}
}
-set<uint32_t>
+set<Parameter>
LadspaPlugin::automatable () const
{
- set<uint32_t> ret;
+ set<Parameter> ret;
for (uint32_t i = 0; i < parameter_count(); ++i){
if (LADSPA_IS_PORT_INPUT(port_descriptor (i)) &&
LADSPA_IS_PORT_CONTROL(port_descriptor (i))){
- ret.insert (ret.end(), i);
+ ret.insert (ret.end(), Parameter(PluginAutomation, i));
}
}
}
int
-LadspaPlugin::connect_and_run (vector<Sample*>& bufs, uint32_t nbufs, int32_t& in_index, int32_t& out_index, jack_nframes_t nframes, jack_nframes_t offset)
+LadspaPlugin::connect_and_run (BufferSet& bufs, uint32_t& in_index, uint32_t& out_index, nframes_t nframes, nframes_t offset)
{
- uint32_t port_index;
+ uint32_t port_index = 0;
cycles_t then, now;
- port_index = 0;
-
then = get_cycles ();
+ const uint32_t nbufs = bufs.count().n_audio();
+
while (port_index < parameter_count()) {
if (LADSPA_IS_PORT_AUDIO (port_descriptor(port_index))) {
if (LADSPA_IS_PORT_INPUT (port_descriptor(port_index))) {
- connect_port (port_index, bufs[min((uint32_t) in_index,nbufs - 1)] + offset);
+ const size_t index = min(in_index, nbufs - 1);
+ connect_port (port_index, bufs.get_audio(index).data(nframes, offset));
//cerr << this << ' ' << name() << " @ " << offset << " inport " << in_index << " = buf "
// << min((uint32_t)in_index,nbufs) << " = " << &bufs[min((uint32_t)in_index,nbufs)][offset] << endl;
in_index++;
} else if (LADSPA_IS_PORT_OUTPUT (port_descriptor (port_index))) {
- connect_port (port_index, bufs[min((uint32_t) out_index,nbufs - 1)] + offset);
+ const size_t index = min(out_index,nbufs - 1);
+ connect_port (port_index, bufs.get_audio(index).data(nframes, offset));
// cerr << this << ' ' << name() << " @ " << offset << " outport " << out_index << " = buf "
// << min((uint32_t)out_index,nbufs) << " = " << &bufs[min((uint32_t)out_index,nbufs)][offset] << endl;
out_index++;
port_index++;
}
- run (nframes);
+ run_in_place (nframes);
now = get_cycles ();
set_cycles ((uint32_t) (now - then));
}
void
-LadspaPlugin::run (jack_nframes_t nframes)
+LadspaPlugin::run_in_place (nframes_t nframes)
{
for (uint32_t i = 0; i < parameter_count(); ++i) {
if (LADSPA_IS_PORT_INPUT(port_descriptor (i)) && LADSPA_IS_PORT_CONTROL(port_descriptor (i))) {
uint32_t port_index = 0;
uint32_t in_index = 0;
uint32_t out_index = 0;
- const jack_nframes_t bufsize = 1024;
+ const nframes_t bufsize = 1024;
LADSPA_Data buffer[bufsize];
memset(buffer,0,sizeof(LADSPA_Data)*bufsize);
port_index++;
}
- run (bufsize);
+ run_in_place (bufsize);
deactivate ();
}
+
+PluginPtr
+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;
+ } else {
+ plugin.reset (new LadspaPlugin (module, session.engine(), session, index, session.frame_rate()));
+ }
+
+ plugin->set_info(PluginInfoPtr(new LadspaPluginInfo(*this)));
+ return plugin;
+ }
+
+ catch (failed_constructor &err) {
+ return PluginPtr ((Plugin*) 0);
+ }
+}