David Robillard
c190aca4a0
Fix zoom/height/etc changing for automation region views. Broke smooth automation region dragging (make omelette, break eggs, etc). git-svn-id: svn://localhost/ardour2/trunk@2424 d708f5d6-7413-0410-9779-e7cbd77b26cf
413 lines
8.8 KiB
C++
413 lines
8.8 KiB
C++
/*
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Copyright (C) 2000-2006 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#define __STDC_FORMAT_MACROS 1
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#include <stdint.h>
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#include <sys/types.h>
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#include <cstdio>
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#include <lrdf.h>
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#include <dlfcn.h>
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#ifdef VST_SUPPORT
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#include <fst.h>
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#include <pbd/basename.h>
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#include <string.h>
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#endif // VST_SUPPORT
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#include <pbd/pathscanner.h>
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#include <ardour/ladspa.h>
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#include <ardour/session.h>
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#include <ardour/plugin_manager.h>
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#include <ardour/plugin.h>
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#include <ardour/ladspa_plugin.h>
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#ifdef VST_SUPPORT
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#include <ardour/vst_plugin.h>
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#endif
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#include <pbd/error.h>
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#include <pbd/stl_delete.h>
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#include "i18n.h"
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using namespace ARDOUR;
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using namespace PBD;
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PluginManager* PluginManager::_manager = 0;
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PluginManager::PluginManager ()
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{
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char* s;
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string lrdf_path;
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if ((s = getenv ("LADSPA_RDF_PATH"))){
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lrdf_path = s;
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}
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if (lrdf_path.length() == 0) {
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lrdf_path = "/usr/local/share/ladspa/rdf:/usr/share/ladspa/rdf";
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}
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add_lrdf_data(lrdf_path);
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add_ladspa_presets();
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#ifdef VST_SUPPORT
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if (Config->get_use_vst()) {
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add_vst_presets();
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}
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#endif /* VST_SUPPORT */
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if ((s = getenv ("LADSPA_PATH"))) {
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ladspa_path = s;
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}
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if ((s = getenv ("VST_PATH"))) {
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vst_path = s;
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} else if ((s = getenv ("VST_PLUGINS"))) {
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vst_path = s;
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}
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refresh ();
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if (_manager == 0) {
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_manager = this;
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}
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}
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void
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PluginManager::refresh ()
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{
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ladspa_refresh ();
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#ifdef VST_SUPPORT
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if (Config->get_use_vst()) {
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vst_refresh ();
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}
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#endif // VST_SUPPORT
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}
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void
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PluginManager::ladspa_refresh ()
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{
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_ladspa_plugin_info.clear ();
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if (ladspa_path.length() == 0) {
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ladspa_path = "/usr/local/lib64/ladspa:/usr/local/lib/ladspa:/usr/lib64/ladspa:/usr/lib/ladspa:/Library/Audio/Plug-Ins/LADSPA";
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}
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ladspa_discover_from_path (ladspa_path);
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}
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int
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PluginManager::add_ladspa_directory (string path)
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{
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if (ladspa_discover_from_path (path) == 0) {
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ladspa_path += ':';
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ladspa_path += path;
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return 0;
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}
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return -1;
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}
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static bool ladspa_filter (const string& str, void *arg)
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{
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/* Not a dotfile, has a prefix before a period, suffix is "so" */
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return str[0] != '.' && (str.length() > 3 && str.find (".so") == (str.length() - 3));
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}
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int
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PluginManager::ladspa_discover_from_path (string path)
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{
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PathScanner scanner;
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vector<string *> *plugin_objects;
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vector<string *>::iterator x;
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int ret = 0;
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plugin_objects = scanner (ladspa_path, ladspa_filter, 0, true, true);
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if (plugin_objects) {
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for (x = plugin_objects->begin(); x != plugin_objects->end (); ++x) {
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ladspa_discover (**x);
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}
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}
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vector_delete (plugin_objects);
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return ret;
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}
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static bool rdf_filter (const string &str, void *arg)
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{
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return str[0] != '.' &&
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((str.find(".rdf") == (str.length() - 4)) ||
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(str.find(".rdfs") == (str.length() - 5)) ||
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(str.find(".n3") == (str.length() - 3)));
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}
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void
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PluginManager::add_ladspa_presets()
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{
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add_presets ("ladspa");
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}
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void
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PluginManager::add_vst_presets()
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{
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add_presets ("vst");
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}
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void
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PluginManager::add_presets(string domain)
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{
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PathScanner scanner;
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vector<string *> *presets;
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vector<string *>::iterator x;
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char* envvar;
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if ((envvar = getenv ("HOME")) == 0) {
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return;
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}
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string path = string_compose("%1/.%2/rdf", envvar, domain);
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presets = scanner (path, rdf_filter, 0, true, true);
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if (presets) {
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for (x = presets->begin(); x != presets->end (); ++x) {
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string file = "file:" + **x;
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if (lrdf_read_file(file.c_str())) {
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warning << string_compose(_("Could not parse rdf file: %1"), *x) << endmsg;
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}
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}
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}
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vector_delete (presets);
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}
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void
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PluginManager::add_lrdf_data (const string &path)
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{
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PathScanner scanner;
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vector<string *>* rdf_files;
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vector<string *>::iterator x;
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string uri;
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rdf_files = scanner (path, rdf_filter, 0, true, true);
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if (rdf_files) {
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for (x = rdf_files->begin(); x != rdf_files->end (); ++x) {
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uri = "file://" + **x;
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if (lrdf_read_file(uri.c_str())) {
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warning << "Could not parse rdf file: " << uri << endmsg;
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}
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}
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}
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vector_delete (rdf_files);
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}
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int
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PluginManager::ladspa_discover (string path)
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{
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void *module;
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const LADSPA_Descriptor *descriptor;
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LADSPA_Descriptor_Function dfunc;
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const char *errstr;
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if ((module = dlopen (path.c_str(), RTLD_NOW)) == 0) {
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error << string_compose(_("LADSPA: cannot load module \"%1\" (%2)"), path, dlerror()) << endmsg;
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return -1;
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}
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dfunc = (LADSPA_Descriptor_Function) dlsym (module, "ladspa_descriptor");
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if ((errstr = dlerror()) != 0) {
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error << string_compose(_("LADSPA: module \"%1\" has no descriptor function."), path) << endmsg;
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error << errstr << endmsg;
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dlclose (module);
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return -1;
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}
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for (uint32_t i = 0; ; ++i) {
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if ((descriptor = dfunc (i)) == 0) {
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break;
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}
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PluginInfoPtr info(new LadspaPluginInfo);
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info->name = descriptor->Name;
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info->category = get_ladspa_category(descriptor->UniqueID);
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info->creator = descriptor->Maker;
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info->path = path;
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info->index = i;
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info->n_inputs = ChanCount();
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info->n_outputs = ChanCount();
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info->type = ARDOUR::LADSPA;
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info->unique_id = descriptor->UniqueID;
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for (uint32_t n=0; n < descriptor->PortCount; ++n) {
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if ( LADSPA_IS_PORT_AUDIO (descriptor->PortDescriptors[n]) ) {
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if ( LADSPA_IS_PORT_INPUT (descriptor->PortDescriptors[n]) ) {
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info->n_inputs.set_audio(info->n_inputs.n_audio() + 1);
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}
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else if ( LADSPA_IS_PORT_OUTPUT (descriptor->PortDescriptors[n]) ) {
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info->n_outputs.set_audio(info->n_outputs.n_audio() + 1);
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}
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}
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}
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_ladspa_plugin_info.push_back (info);
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}
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// GDB WILL NOT LIKE YOU IF YOU DO THIS
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// dlclose (module);
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return 0;
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}
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string
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PluginManager::get_ladspa_category (uint32_t plugin_id)
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{
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char buf[256];
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lrdf_statement pattern;
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snprintf(buf, sizeof(buf), "%s%" PRIu32, LADSPA_BASE, plugin_id);
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pattern.subject = buf;
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pattern.predicate = (char*)RDF_TYPE;
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pattern.object = 0;
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pattern.object_type = lrdf_uri;
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lrdf_statement* matches1 = lrdf_matches (&pattern);
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if (!matches1) {
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return _("Unknown");
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}
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pattern.subject = matches1->object;
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pattern.predicate = (char*)LADSPA_BASE "hasLabel";
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pattern.object = 0;
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pattern.object_type = lrdf_literal;
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lrdf_statement* matches2 = lrdf_matches (&pattern);
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lrdf_free_statements(matches1);
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if (!matches2) {
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return _("Unknown");
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}
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string label = matches2->object;
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lrdf_free_statements(matches2);
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return label;
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}
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#ifdef VST_SUPPORT
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void
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PluginManager::vst_refresh ()
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{
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_vst_plugin_info.clear ();
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if (vst_path.length() == 0) {
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vst_path = "/usr/local/lib/vst:/usr/lib/vst";
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}
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vst_discover_from_path (vst_path);
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}
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int
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PluginManager::add_vst_directory (string path)
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{
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if (vst_discover_from_path (path) == 0) {
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vst_path += ':';
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vst_path += path;
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return 0;
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}
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return -1;
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}
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static bool vst_filter (const string& str, void *arg)
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{
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/* Not a dotfile, has a prefix before a period, suffix is "dll" */
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return str[0] != '.' && (str.length() > 4 && str.find (".dll") == (str.length() - 4));
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}
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int
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PluginManager::vst_discover_from_path (string path)
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{
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PathScanner scanner;
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vector<string *> *plugin_objects;
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vector<string *>::iterator x;
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int ret = 0;
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info << "detecting VST plugins along " << path << endmsg;
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plugin_objects = scanner (vst_path, vst_filter, 0, true, true);
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if (plugin_objects) {
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for (x = plugin_objects->begin(); x != plugin_objects->end (); ++x) {
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vst_discover (**x);
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}
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}
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vector_delete (plugin_objects);
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return ret;
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}
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int
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PluginManager::vst_discover (string path)
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{
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FSTInfo* finfo;
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if ((finfo = fst_get_info (const_cast<char *> (path.c_str()))) == 0) {
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warning << "Cannot get VST information from " << path << endmsg;
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return -1;
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}
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if (!finfo->canProcessReplacing) {
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warning << string_compose (_("VST plugin %1 does not support processReplacing, and so cannot be used in ardour at this time"),
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finfo->name)
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<< endl;
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}
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PluginInfoPtr info(new VSTPluginInfo);
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/* what a goddam joke freeware VST is */
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if (!strcasecmp ("The Unnamed plugin", finfo->name)) {
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info->name = PBD::basename_nosuffix (path);
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} else {
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info->name = finfo->name;
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}
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info->category = "VST";
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info->path = path;
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// need to set info->creator but FST doesn't provide it
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info->index = 0;
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info->n_inputs = finfo->numInputs;
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info->n_outputs = finfo->numOutputs;
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info->type = ARDOUR::VST;
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_vst_plugin_info.push_back (info);
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fst_free_info (finfo);
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return 0;
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}
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#endif // VST_SUPPORT
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