/*
- Copyright (C) 2004 Paul Davis
+ Copyright (C) 2010 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
*/
-#include <algorithm>
-#include <vector>
-#include <string>
-#include <cctype>
-
-#include <cstdlib>
-#include <cstdio> // so libraptor doesn't complain
-#include <cmath>
-#include <dirent.h>
-#include <cstring> // for memmove
-#include <sys/stat.h>
-#include <cerrno>
+#include <glib.h>
+#include "pbd/gstdio_compat.h"
+#include <glibmm/fileutils.h>
#include <glibmm/miscutils.h>
-#include <lrdf.h>
-#include <fst.h>
-
-#include "pbd/compose.h"
-#include "pbd/error.h"
-#include "pbd/pathscanner.h"
-#include "pbd/xml++.h"
-
-#include <fst.h>
+#include "pbd/floating.h"
+#include "pbd/locale_guard.h"
+#include "ardour/vst_plugin.h"
+#include "ardour/vestige/aeffectx.h"
#include "ardour/session.h"
-#include "ardour/audioengine.h"
+#include "ardour/vst_types.h"
#include "ardour/filesystem_paths.h"
-#include "ardour/vst_plugin.h"
-#include "ardour/buffer_set.h"
#include "ardour/audio_buffer.h"
-#include "ardour/midi_buffer.h"
-
-#include "pbd/stl_delete.h"
#include "i18n.h"
-#include <locale.h>
using namespace std;
-using namespace ARDOUR;
using namespace PBD;
-using std::min;
-using std::max;
+using namespace ARDOUR;
+
+VSTPlugin::VSTPlugin (AudioEngine& engine, Session& session, VSTHandle* handle)
+ : Plugin (engine, session)
+ , _handle (handle)
+ , _state (0)
+ , _plugin (0)
+ , _pi (0)
+ , _num (0)
+{
+ memset (&_timeInfo, 0, sizeof(_timeInfo));
+}
-VSTPlugin::VSTPlugin (AudioEngine& e, Session& session, FSTHandle* h)
- : Plugin (e, session)
+VSTPlugin::~VSTPlugin ()
{
- handle = h;
- if ((_fst = fst_instantiate (handle, Session::vst_callback, this)) == 0) {
- throw failed_constructor();
- }
+}
- _plugin = _fst->plugin;
+void
+VSTPlugin::set_plugin (AEffect* e)
+{
+ _plugin = e;
_plugin->user = this;
/* set rate and blocksize */
- _plugin->dispatcher (_plugin, effSetSampleRate, 0, 0, NULL,
- (float) session.frame_rate());
- _plugin->dispatcher (_plugin, effSetBlockSize, 0,
- session.get_block_size(), NULL, 0.0f);
-
- /* set program to zero */
-
- _plugin->dispatcher (_plugin, effSetProgram, 0, 0, NULL, 0.0f);
-
- // Plugin::setup_controls ();
+ _plugin->dispatcher (_plugin, effSetSampleRate, 0, 0, NULL, (float) _session.frame_rate());
+ _plugin->dispatcher (_plugin, effSetBlockSize, 0, _session.get_block_size(), NULL, 0.0f);
}
-VSTPlugin::VSTPlugin (const VSTPlugin &other)
- : Plugin (other)
+void
+VSTPlugin::deactivate ()
{
- handle = other.handle;
-
- if ((_fst = fst_instantiate (handle, Session::vst_callback, this)) == 0) {
- throw failed_constructor();
- }
- _plugin = _fst->plugin;
-
- // Plugin::setup_controls ();
+ _plugin->dispatcher (_plugin, effMainsChanged, 0, 0, NULL, 0.0f);
}
-VSTPlugin::~VSTPlugin ()
+void
+VSTPlugin::activate ()
{
- deactivate ();
- fst_close (_fst);
+ _plugin->dispatcher (_plugin, effMainsChanged, 0, 1, NULL, 0.0f);
}
-int
+int
VSTPlugin::set_block_size (pframes_t nframes)
{
deactivate ();
_plugin->dispatcher (_plugin, effSetBlockSize, 0, nframes, NULL, 0.0f);
activate ();
- return 0;
+ return 0;
}
float
-VSTPlugin::default_value (uint32_t port)
+VSTPlugin::default_value (uint32_t)
{
return 0;
}
+float
+VSTPlugin::get_parameter (uint32_t which) const
+{
+ return _plugin->getParameter (_plugin, which);
+}
+
void
-VSTPlugin::set_parameter (uint32_t which, float val)
+VSTPlugin::set_parameter (uint32_t which, float newval)
{
- _plugin->setParameter (_plugin, which, val);
+ float oldval = get_parameter (which);
- if (_fst->want_program == -1 && _fst->want_chunk == 0) {
- /* Heinous hack: Plugin::set_parameter below updates the `modified' status of the
- current preset, but if _fst->want_program is not -1 then there is a preset
- setup pending or in progress, which we don't want any `modified' updates
- to happen for. So we only do this if _fst->want_program is -1.
- */
- Plugin::set_parameter (which, val);
+ if (PBD::floateq (oldval, newval, 1)) {
+ return;
}
-}
-float
-VSTPlugin::get_parameter (uint32_t which) const
-{
- return _plugin->getParameter (_plugin, which);
+ _plugin->setParameter (_plugin, which, newval);
+
+ float curval = get_parameter (which);
+ if (!PBD::floateq (curval, oldval, 1)) {
+ /* value has changed, follow rest of the notification path */
+ Plugin::set_parameter (which, newval);
+ }
}
uint32_t
if (data_size == 0) {
return 0;
}
-
+
return g_base64_encode (data, data_size);
}
void
VSTPlugin::add_state (XMLNode* root) const
{
- LocaleGuard lg (X_("POSIX"));
-
- if (_fst->current_program != -1) {
- char buf[32];
- snprintf (buf, sizeof (buf), "%d", _fst->current_program);
- root->add_property ("current-program", buf);
- }
+ LocaleGuard lg;
if (_plugin->flags & 32 /* effFlagsProgramsChunks */) {
for (int32_t n = 0; n < _plugin->numParams; ++n) {
char index[64];
char val[32];
- snprintf (index, sizeof (index), "param_%d", n);
+ snprintf (index, sizeof (index), "param-%d", n);
snprintf (val, sizeof (val), "%.12g", _plugin->getParameter (_plugin, n));
parameters->add_property (index, val);
}
int
VSTPlugin::set_state (const XMLNode& node, int version)
{
- LocaleGuard lg (X_("POSIX"));
+ LocaleGuard lg;
+ int ret = -1;
if (node.name() != state_node_name()) {
error << _("Bad node sent to VSTPlugin::set_state") << endmsg;
return 0;
}
- const XMLProperty* prop;
-
- if ((prop = node.property ("current-program")) != 0) {
- _fst->want_program = atoi (prop->value().c_str());
- }
-
+#ifndef NO_PLUGIN_STATE
XMLNode* child;
- int ret = -1;
if ((child = find_named_node (node, X_("chunk"))) != 0) {
XMLPropertyList::const_iterator i;
XMLNodeList::const_iterator n;
- int ret = -1;
for (n = child->children ().begin (); n != child->children ().end (); ++n) {
if ((*n)->is_content ()) {
/* XXX: this may be dubious for the same reasons that we delay
- execution of load_preset.
- */
+ execution of load_preset.
+ */
ret = set_chunk ((*n)->content().c_str(), false);
}
}
int32_t param;
float val;
- sscanf ((*i)->name().c_str(), "param_%d", ¶m);
+ sscanf ((*i)->name().c_str(), "param-%d", ¶m);
sscanf ((*i)->value().c_str(), "%f", &val);
_plugin->setParameter (_plugin, param, val);
}
- /* program number is not knowable */
-
- _fst->current_program = -1;
-
ret = 0;
}
+#endif
Plugin::set_state (node, version);
return ret;
}
+
int
VSTPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& desc) const
{
VstParameterProperties prop;
+ memset (&prop, 0, sizeof (VstParameterProperties));
desc.min_unbound = false;
desc.max_unbound = false;
prop.flags = 0;
if (_plugin->dispatcher (_plugin, effGetParameterProperties, which, 0, &prop, 0)) {
-#ifdef VESTIGE_COMPLETE
-
/* i have yet to find or hear of a VST plugin that uses this */
+ /* RG: faust2vsti does use this :) */
if (prop.flags & kVstParameterUsesIntegerMinMax) {
desc.lower = prop.minInteger;
desc.largestep = desc.step * 10.0f;
}
+ if (strlen(prop.label) == 0) {
+ _plugin->dispatcher (_plugin, effGetParamName, which, 0, prop.label, 0);
+ }
+
desc.toggled = prop.flags & kVstParameterIsSwitch;
desc.logarithmic = false;
desc.sr_dependent = false;
desc.label = prop.label;
-#endif
} else {
/* old style */
char label[64];
- label[0] = '\0';
+ /* some VST plugins expect this buffer to be zero-filled */
+ memset (label, 0, sizeof (label));
_plugin->dispatcher (_plugin, effGetParamName, which, 0, label, 0);
/* Extract the index of this preset from the URI */
int id;
int index;
+#ifndef NDEBUG
int const p = sscanf (r.uri.c_str(), "VST:%d:%d", &id, &index);
assert (p == 2);
-
- _fst->want_program = index;
+#else
+ sscanf (r.uri.c_str(), "VST:%d:%d", &id, &index);
+#endif
+ _state->want_program = index;
return true;
}
/* This is a user preset; we load it, and this code also knows about the
non-direct-dispatch thing.
*/
-
+
boost::shared_ptr<XMLTree> t (presets_tree ());
if (t == 0) {
return false;
}
-
+
XMLNode* root = t->root ();
-
+
for (XMLNodeList::const_iterator i = root->children().begin(); i != root->children().end(); ++i) {
-
- XMLProperty* uri = (*i)->property (X_("uri"));
- XMLProperty* label = (*i)->property (X_("label"));
-
- assert (uri);
+ XMLProperty const * label = (*i)->property (X_("label"));
+
assert (label);
-
+
if (label->value() != r.label) {
continue;
}
-
+
if (_plugin->flags & 32 /* effFlagsProgramsChunks */) {
-
+
/* Load a user preset chunk from our XML file and send it via a circuitous route to the plugin */
-
- if (_fst->wanted_chunk) {
- g_free (_fst->wanted_chunk);
+
+ if (_state->wanted_chunk) {
+ g_free (_state->wanted_chunk);
}
-
+
for (XMLNodeList::const_iterator j = (*i)->children().begin(); j != (*i)->children().end(); ++j) {
if ((*j)->is_content ()) {
/* we can't dispatch directly here; too many plugins expect only one GUI thread */
gsize size = 0;
guchar* raw_data = g_base64_decode ((*j)->content().c_str(), &size);
- _fst->wanted_chunk = raw_data;
- _fst->wanted_chunk_size = size;
- _fst->want_chunk = 1;
+ _state->wanted_chunk = raw_data;
+ _state->wanted_chunk_size = size;
+ _state->want_chunk = 1;
return true;
}
}
-
+
return false;
-
+
} else {
-
+
for (XMLNodeList::const_iterator j = (*i)->children().begin(); j != (*i)->children().end(); ++j) {
if ((*j)->name() == X_("Parameter")) {
-
- XMLProperty* index = (*j)->property (X_("index"));
- XMLProperty* value = (*j)->property (X_("value"));
-
+ XMLProperty const * index = (*j)->property (X_("index"));
+ XMLProperty const * value = (*j)->property (X_("value"));
+
assert (index);
assert (value);
-
+
set_parameter (atoi (index->value().c_str()), atof (value->value().c_str ()));
}
}
-
return true;
}
}
-
return false;
}
gchar* data = get_chunk (true);
p->add_content (string (data));
g_free (data);
-
+
} else {
p = new XMLNode (X_("Preset"));
p->add_child_nocopy (*c);
}
}
-
}
t->root()->add_child_nocopy (*p);
-
- sys::path f = ARDOUR::user_config_directory ();
- f /= "presets";
- f /= presets_file ();
-
- t->write (f.to_string ());
+
+ std::string f = Glib::build_filename (ARDOUR::user_config_directory (), "presets");
+ f = Glib::build_filename (f, presets_file ());
+
+ t->write (f);
return uri;
}
if (t == 0) {
return;
}
-
+
t->root()->remove_nodes_and_delete (X_("label"), name);
-
- sys::path f = ARDOUR::user_config_directory ();
- f /= "presets";
- f /= presets_file ();
-
- t->write (f.to_string ());
+
+ std::string f = Glib::build_filename (ARDOUR::user_config_directory (), "presets");
+ f = Glib::build_filename (f, presets_file ());
+
+ t->write (f);
}
string
VSTPlugin::describe_parameter (Evoral::Parameter param)
{
char name[64];
+ memset (name, 0, sizeof (name));
+
+ /* some VST plugins expect this buffer to be zero-filled */
+
_plugin->dispatcher (_plugin, effGetParamName, param.id(), 0, name, 0);
+
+ if (name[0] == '\0') {
+ strcpy (name, _("Unknown"));
+ }
+
return name;
}
return _user_latency;
}
-#ifdef VESTIGE_HEADER
- return *((framecnt_t *) (((char *) &_plugin->flags) + 12)); /* initialDelay */
+#if ( defined(__x86_64__) || defined(_M_X64) )
+ return *((int32_t *) (((char *) &_plugin->flags) + 24)); /* initialDelay */
#else
- return _plugin->initial_delay;
+ return *((int32_t *) (((char *) &_plugin->flags) + 12)); /* initialDelay */
#endif
}
{
set<Evoral::Parameter> ret;
- for (uint32_t i = 0; i < parameter_count(); ++i){
+ for (uint32_t i = 0; i < parameter_count(); ++i) {
ret.insert (ret.end(), Evoral::Parameter(PluginAutomation, 0, i));
}
pframes_t nframes, framecnt_t offset)
{
Plugin::connect_and_run (bufs, in_map, out_map, nframes, offset);
-
- float *ins[_plugin->numInputs];
- float *outs[_plugin->numOutputs];
- int32_t i;
- const uint32_t nbufs = bufs.count().n_audio();
+ ChanCount bufs_count;
+ bufs_count.set(DataType::AUDIO, 1);
+ bufs_count.set(DataType::MIDI, 1);
+ _midi_out_buf = 0;
- int in_index = 0;
- for (i = 0; i < (int32_t) _plugin->numInputs; ++i) {
- ins[i] = bufs.get_audio(min((uint32_t) in_index, nbufs - 1)).data() + offset;
- in_index++;
- }
+ BufferSet& silent_bufs = _session.get_silent_buffers(bufs_count);
+ BufferSet& scratch_bufs = _session.get_scratch_buffers(bufs_count);
- int out_index = 0;
- for (i = 0; i < (int32_t) _plugin->numOutputs; ++i) {
- outs[i] = bufs.get_audio(min((uint32_t) out_index, nbufs - 1)).data() + offset;
+ /* VC++ doesn't support the C99 extension that allows
+
+ typeName foo[variableDefiningSize];
- /* unbelievably, several VST plugins still rely on Cubase
- behaviour and do not silence the buffer in processReplacing
- when they have no output.
- */
+ Use alloca instead of dynamic array (rather than std::vector which
+ allocs on the heap) because this is realtime code.
+ */
+
+ float** ins = (float**)alloca(_plugin->numInputs*sizeof(float*));
+ float** outs = (float**)alloca(_plugin->numOutputs*sizeof(float*));
+
+ int32_t i;
- // memset (outs[i], 0, sizeof (Sample) * nframes);
- out_index++;
+ uint32_t in_index = 0;
+ for (i = 0; i < (int32_t) _plugin->numInputs; ++i) {
+ uint32_t index;
+ bool valid = false;
+ index = in_map.get(DataType::AUDIO, in_index++, &valid);
+ ins[i] = (valid)
+ ? bufs.get_audio(index).data(offset)
+ : silent_bufs.get_audio(0).data(offset);
}
+ uint32_t out_index = 0;
+ for (i = 0; i < (int32_t) _plugin->numOutputs; ++i) {
+ uint32_t index;
+ bool valid = false;
+ index = out_map.get(DataType::AUDIO, out_index++, &valid);
+ outs[i] = (valid)
+ ? bufs.get_audio(index).data(offset)
+ : scratch_bufs.get_audio(0).data(offset);
+ }
if (bufs.count().n_midi() > 0) {
- VstEvents* v = bufs.get_vst_midi (0);
- _plugin->dispatcher (_plugin, effProcessEvents, 0, 0, v, 0);
+ VstEvents* v = 0;
+ bool valid = false;
+ const uint32_t buf_index_in = in_map.get(DataType::MIDI, 0, &valid);
+ if (valid) {
+ v = bufs.get_vst_midi (buf_index_in);
+ }
+ valid = false;
+ const uint32_t buf_index_out = out_map.get(DataType::MIDI, 0, &valid);
+ if (valid) {
+ _midi_out_buf = &bufs.get_midi(buf_index_out);
+ _midi_out_buf->silence(0, 0);
+ } else {
+ _midi_out_buf = 0;
+ }
+ if (v) {
+ _plugin->dispatcher (_plugin, effProcessEvents, 0, 0, v, 0);
+ }
}
/* we already know it can support processReplacing */
- _plugin->processReplacing (_plugin, ins, outs, nframes);
+ _plugin->processReplacing (_plugin, &ins[0], &outs[0], nframes);
+ _midi_out_buf = 0;
return 0;
}
-void
-VSTPlugin::deactivate ()
-{
- _plugin->dispatcher (_plugin, effMainsChanged, 0, 0, NULL, 0.0f);
-}
-
-void
-VSTPlugin::activate ()
-{
- _plugin->dispatcher (_plugin, effMainsChanged, 0, 1, NULL, 0.0f);
-}
-
string
-VSTPlugin::unique_id() const
+VSTPlugin::unique_id () const
{
char buf[32];
-#ifdef VESTIGE_HEADER
- snprintf (buf, sizeof (buf), "%d", *((int32_t*) &_plugin->unused_id));
-#else
- snprintf (buf, sizeof (buf), "%d", _plugin->uniqueID);
-#endif
- return string (buf);
+ snprintf (buf, sizeof (buf), "%d", _plugin->uniqueID);
+
+ return string (buf);
}
const char *
VSTPlugin::name () const
{
- return handle->name;
+ if (!_info->name.empty ()) {
+ return _info->name.c_str();
+ }
+ return _handle->name;
}
const char *
const char *
VSTPlugin::label () const
{
- return handle->name;
+ return _handle->name;
}
uint32_t
-VSTPlugin::parameter_count() const
+VSTPlugin::parameter_count () const
{
return _plugin->numParams;
}
}
void
-VSTPlugin::print_parameter (uint32_t param, char *buf, uint32_t len) const
+VSTPlugin::print_parameter (uint32_t param, char *buf, uint32_t /*len*/) const
{
char *first_nonws;
while (*first_nonws && isspace (*first_nonws)) {
first_nonws++;
}
+
if (*first_nonws == '\0') {
return;
}
memmove (buf, first_nonws, strlen (buf) - (first_nonws - buf) + 1);
}
-PluginPtr
-VSTPluginInfo::load (Session& session)
-{
- try {
- PluginPtr plugin;
-
- if (Config->get_use_vst()) {
- FSTHandle* handle;
-
- handle = fst_load(path.c_str());
-
- if ( (int)handle == -1) {
- error << string_compose(_("VST: cannot load module from \"%1\""), path) << endmsg;
- } else {
- plugin.reset (new VSTPlugin (session.engine(), session, handle));
- }
- } else {
- error << _("You asked ardour to not use any VST plugins") << endmsg;
- return PluginPtr ((Plugin*) 0);
- }
-
- plugin->set_info(PluginInfoPtr(new VSTPluginInfo(*this)));
- return plugin;
- }
-
- catch (failed_constructor &err) {
- return PluginPtr ((Plugin*) 0);
- }
-}
-
void
VSTPlugin::find_presets ()
{
/* Built-in presets */
-
+
int const vst_version = _plugin->dispatcher (_plugin, effGetVstVersion, 0, 0, NULL, 0);
for (int i = 0; i < _plugin->numPrograms; ++i) {
PresetRecord r (string_compose (X_("VST:%1:%2"), unique_id (), i), "", false);
-
+
if (vst_version >= 2) {
char buf[256];
if (_plugin->dispatcher (_plugin, 29, i, 0, buf, 0) == 1) {
XMLNode* root = t->root ();
for (XMLNodeList::const_iterator i = root->children().begin(); i != root->children().end(); ++i) {
- XMLProperty* uri = (*i)->property (X_("uri"));
- XMLProperty* label = (*i)->property (X_("label"));
+ XMLProperty const * uri = (*i)->property (X_("uri"));
+ XMLProperty const * label = (*i)->property (X_("label"));
assert (uri);
assert (label);
{
XMLTree* t = new XMLTree;
- sys::path p = ARDOUR::user_config_directory ();
- p /= "presets";
+ std::string p = Glib::build_filename (ARDOUR::user_config_directory (), "presets");
- if (!is_directory (p)) {
- create_directory (p);
+ if (!Glib::file_test (p, Glib::FILE_TEST_IS_DIR)) {
+ if (g_mkdir_with_parents (p.c_str(), 0755) != 0) {
+ error << _("Unable to make VST presets directory") << endmsg;
+ };
}
- p /= presets_file ();
+ p = Glib::build_filename (p, presets_file ());
- if (!exists (p)) {
+ if (!Glib::file_test (p, Glib::FILE_TEST_EXISTS)) {
t->set_root (new XMLNode (X_("VSTPresets")));
return t;
}
-
- t->set_filename (p.to_string ());
+
+ t->set_filename (p);
if (!t->read ()) {
delete t;
return 0;
return string_compose ("vst-%1", unique_id ());
}
-VSTPluginInfo::VSTPluginInfo()
-{
- type = ARDOUR::VST;
-}
-