Working LV2 plugin discovery.

- Separate gstsignalprocessor into a separate library (not sure if this
  is in the right place, but it works for now anyway)
- Create LV2 element based on LADSPA element, port most discovery
  functionality

1 files changed, 76 insertions, 0 deletions

diff --git a/ext/lv2/gstlv2.h b/ext/lv2/gstlv2.h
new file mode 100644
index 00000000..f76235b4
--- /dev/null
+++ b/ext/lv2/gstlv2.h
@@ -0,0 +1,76 @@
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * gstladspa.h: Header for LV2 plugin
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+
+#ifndef __GST_LV2_H__
+#define __GST_LV2_H__
+
+
+#include <slv2/slv2.h>
+
+#include <gst/gst.h>
+
+#include "../../gst-libs/gst/signalprocessor/gstsignalprocessor.h"
+
+
+G_BEGIN_DECLS
+
+
+typedef struct _lv2_control_info {
+  gchar *name;
+  gchar *param_name;
+  gfloat lowerbound, upperbound;
+  gfloat def;
+  gboolean lower, upper, samplerate;
+  gboolean toggled, logarithmic, integer, writable;
+} lv2_control_info;
+
+
+typedef struct _GstLV2 GstLV2;
+typedef struct _GstLV2Class GstLV2Class;
+
+
+struct _GstLV2 {
+  GstSignalProcessor parent;
+
+  SLV2Plugin *plugin;
+  SLV2Instance *instance;
+
+  gboolean activated;
+  gboolean inplace_broken;
+};
+
+struct _GstLV2Class {
+  GstSignalProcessorClass parent_class;
+
+  SLV2Plugin plugin;
+
+  gint *audio_in_portnums;
+  gint *audio_out_portnums;
+  gint *control_in_portnums;
+  gint *control_out_portnums;
+};
+
+
+G_END_DECLS
+
+
+#endif /* __GST_LV2_H__ */