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f65bdac49b
Split the introspection and registration part. This way we only need to open all plugins when updating the registry. When reading the registry we can register the elements entierly from the cache.
158 lines
3.5 KiB
C
158 lines
3.5 KiB
C
/* GStreamer
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* Copyright (C) 2013 Juan Manuel Borges Caño <juanmabcmail@gmail.com>
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* 2013 Stefan Sauer <ensonic@users.sf.net>
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*
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* gstladspautils.h: Header for LADSPA plugin utils
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_LADSPA_UTILS_H__
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#define __GST_LADSPA_UTILS_H__
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#include <gmodule.h>
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#include <gst/gst.h>
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#include <gst/audio/gstaudiofilter.h>
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#include <gst/base/gstbasesrc.h>
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#include <gst/base/gstbasesink.h>
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#include <ladspa.h>
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G_BEGIN_DECLS
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typedef struct _GstLADSPA GstLADSPA;
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typedef struct _GstLADSPAClass GstLADSPAClass;
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struct _GstLADSPA
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{
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GstLADSPAClass *klass;
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LADSPA_Handle *handle;
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gboolean activated;
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unsigned long rate;
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struct
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{
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struct
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{
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LADSPA_Data *in;
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LADSPA_Data *out;
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} control;
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struct
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{
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LADSPA_Data **in;
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LADSPA_Data **out;
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} audio;
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} ports;
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};
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struct _GstLADSPAClass
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{
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guint properties;
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GModule *plugin;
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const LADSPA_Descriptor *descriptor;
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struct
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{
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struct
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{
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guint in;
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guint out;
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} control;
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struct
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{
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guint in;
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guint out;
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} audio;
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} count;
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struct
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{
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struct
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{
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unsigned long *in;
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unsigned long *out;
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} control;
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struct
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{
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unsigned long *in;
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unsigned long *out;
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} audio;
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} map;
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};
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gboolean
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gst_ladspa_transform (GstLADSPA * ladspa, guint8 * outdata, guint samples,
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guint8 * indata);
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gboolean
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gst_ladspa_setup (GstLADSPA * ladspa, unsigned long rate);
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gboolean
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gst_ladspa_cleanup (GstLADSPA * ladspa);
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void
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gst_ladspa_object_set_property (GstLADSPA * ladspa, GObject * object,
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guint prop_id, const GValue * value, GParamSpec * pspec);
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void
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gst_ladspa_object_get_property (GstLADSPA * ladspa, GObject * object,
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guint prop_id, GValue * value, GParamSpec * pspec);
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void
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gst_ladspa_object_class_install_properties (GstLADSPAClass * ladspa_class,
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GObjectClass * object_class, guint offset);
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void
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gst_ladspa_element_class_set_metadata (GstLADSPAClass * ladspa_class,
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GstElementClass * elem_class, const gchar * ladspa_class_tags);
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void
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gst_ladspa_filter_type_class_add_pad_templates (GstLADSPAClass * ladspa_class,
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GstAudioFilterClass * audio_class);
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void
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gst_ladspa_source_type_class_add_pad_template (GstLADSPAClass * ladspa_class,
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GstBaseSrcClass * audio_class);
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void
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gst_ladspa_sink_type_class_add_pad_template (GstLADSPAClass * ladspa_class,
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GstBaseSinkClass * base_class);
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void
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gst_ladspa_init (GstLADSPA * ladspa, GstLADSPAClass * ladspa_class);
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void
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gst_ladspa_finalize (GstLADSPA * ladspa);
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void
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gst_ladspa_class_init (GstLADSPAClass * ladspa_class, GType type);
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void
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gst_ladspa_class_finalize (GstLADSPAClass * ladspa_class);
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void
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ladspa_register_element (GstPlugin * plugin, GType parent_type,
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const GTypeInfo * info, GstStructure * ladspa_meta);
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G_END_DECLS
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#endif /* __GST_LADSPA_UTILS_H__ */
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