X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Flxvst_plugin.cc;h=3939048ad443e7ceca3ccaebb7227b7db66c6e3b;hb=f371ac1beb035716ef2e1def831a61bd4b5020c2;hp=c3074d65adb72e6502aaa55905d528b412de3c0c;hpb=5399425f534e2d96d07cf29f427bfa0f39d904b7;p=ardour.git

diff --git a/libs/ardour/lxvst_plugin.cc b/libs/ardour/lxvst_plugin.cc
index c3074d65ad..3939048ad4 100644
--- a/libs/ardour/lxvst_plugin.cc
+++ b/libs/ardour/lxvst_plugin.cc
@@ -17,11 +17,15 @@
 
 */
 
+#include <glibmm/fileutils.h>
+#include <glibmm/miscutils.h>
+
+#include "ardour/filesystem_paths.h"
 #include "ardour/linux_vst_support.h"
 #include "ardour/session.h"
 #include "ardour/lxvst_plugin.h"
 
-#include "i18n.h"
+#include "pbd/i18n.h"
 
 using namespace std;
 using namespace ARDOUR;
@@ -62,7 +66,7 @@ LXVSTPlugin::~LXVSTPlugin ()
 	vstfx_close (_state);
 }
 
-PluginPtr 
+PluginPtr
 LXVSTPluginInfo::load (Session& session)
 {
 	try {
@@ -94,6 +98,70 @@ LXVSTPluginInfo::load (Session& session)
 	}
 }
 
+std::vector<Plugin::PresetRecord>
+LXVSTPluginInfo::get_presets (bool user_only) const
+{
+	std::vector<Plugin::PresetRecord> p;
+#ifndef NO_PLUGIN_STATE
+	if (!Config->get_use_lxvst()) {
+		return p;
+	}
+
+	if (!user_only) {
+		// TODO - cache, instantiating the plugin can be heavy
+		/* Built-in presets */
+		VSTHandle* handle = vstfx_load(path.c_str());
+		Session::vst_current_loading_id = atoi (unique_id);
+		AEffect* plugin = handle->main_entry (Session::vst_callback);
+		Session::vst_current_loading_id = 0;
+
+		plugin->dispatcher (plugin, effOpen, 0, 0, 0, 0); // :(
+		int const vst_version = plugin->dispatcher (plugin, effGetVstVersion, 0, 0, NULL, 0);
+
+		for (int i = 0; i < plugin->numPrograms; ++i) {
+			Plugin::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) {
+					r.label = buf;
+				} else {
+					r.label = string_compose (_("Preset %1"), i);
+				}
+			} else {
+				r.label = string_compose (_("Preset %1"), i);
+			}
+			p.push_back (r);
+		}
+
+		plugin->dispatcher (plugin, effMainsChanged, 0, 0, 0, 0);
+		plugin->dispatcher (plugin, effClose, 0, 0, 0, 0); // :(
+
+		if (handle->plugincnt) {
+			handle->plugincnt--;
+		}
+		vstfx_unload (handle);
+	}
+
+	/* user presets */
+	XMLTree* t = new XMLTree;
+	std::string pf = Glib::build_filename (ARDOUR::user_config_directory (), "presets", string_compose ("vst-%1", unique_id));
+	if (Glib::file_test (pf, Glib::FILE_TEST_EXISTS)) {
+		t->set_filename (pf);
+		if (t->read ()) { // TODO read names only. skip parsing the actual data
+			XMLNode* root = t->root ();
+			for (XMLNodeList::const_iterator i = root->children().begin(); i != root->children().end(); ++i) {
+				XMLProperty const * uri = (*i)->property (X_("uri"));
+				XMLProperty const * label = (*i)->property (X_("label"));
+				p.push_back (Plugin::PresetRecord (uri->value(), label->value(), true));
+			}
+		}
+	}
+	delete t;
+#endif
+
+	return p;
+}
+
 LXVSTPluginInfo::LXVSTPluginInfo()
 {
        type = ARDOUR::LXVST;