mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-24 02:31:03 +00:00
158 lines
3.5 KiB
C
158 lines
3.5 KiB
C
/* GStreamer
|
|
* Copyright (C) 2013 Juan Manuel Borges Caño <juanmabcmail@gmail.com>
|
|
* 2013 Stefan Sauer <ensonic@users.sf.net>
|
|
*
|
|
* gstladspautils.h: Header for LADSPA plugin utils
|
|
*
|
|
* 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., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef __GST_LADSPA_UTILS_H__
|
|
#define __GST_LADSPA_UTILS_H__
|
|
|
|
#include <gmodule.h>
|
|
#include <gst/gst.h>
|
|
#include <gst/audio/gstaudiofilter.h>
|
|
#include <gst/base/gstbasesrc.h>
|
|
#include <gst/base/gstbasesink.h>
|
|
|
|
#include <ladspa.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
typedef struct _GstLADSPA GstLADSPA;
|
|
|
|
typedef struct _GstLADSPAClass GstLADSPAClass;
|
|
|
|
struct _GstLADSPA
|
|
{
|
|
GstLADSPAClass *klass;
|
|
|
|
LADSPA_Handle *handle;
|
|
gboolean activated;
|
|
unsigned long rate;
|
|
|
|
struct
|
|
{
|
|
struct
|
|
{
|
|
LADSPA_Data *in;
|
|
LADSPA_Data *out;
|
|
} control;
|
|
|
|
struct
|
|
{
|
|
LADSPA_Data **in;
|
|
LADSPA_Data **out;
|
|
} audio;
|
|
} ports;
|
|
};
|
|
|
|
struct _GstLADSPAClass
|
|
{
|
|
guint properties;
|
|
|
|
GModule *plugin;
|
|
const LADSPA_Descriptor *descriptor;
|
|
|
|
struct
|
|
{
|
|
struct
|
|
{
|
|
guint in;
|
|
guint out;
|
|
} control;
|
|
|
|
struct
|
|
{
|
|
guint in;
|
|
guint out;
|
|
} audio;
|
|
} count;
|
|
|
|
struct
|
|
{
|
|
struct
|
|
{
|
|
unsigned long *in;
|
|
unsigned long *out;
|
|
} control;
|
|
|
|
struct
|
|
{
|
|
unsigned long *in;
|
|
unsigned long *out;
|
|
} audio;
|
|
} map;
|
|
};
|
|
|
|
gboolean
|
|
gst_ladspa_transform (GstLADSPA * ladspa, guint8 * outdata, guint samples,
|
|
guint8 * indata);
|
|
|
|
gboolean
|
|
gst_ladspa_setup (GstLADSPA * ladspa, unsigned long rate);
|
|
|
|
gboolean
|
|
gst_ladspa_cleanup (GstLADSPA * ladspa);
|
|
|
|
void
|
|
gst_ladspa_object_set_property (GstLADSPA * ladspa, GObject * object,
|
|
guint prop_id, const GValue * value, GParamSpec * pspec);
|
|
|
|
void
|
|
gst_ladspa_object_get_property (GstLADSPA * ladspa, GObject * object,
|
|
guint prop_id, GValue * value, GParamSpec * pspec);
|
|
|
|
void
|
|
gst_ladspa_object_class_install_properties (GstLADSPAClass * ladspa_class,
|
|
GObjectClass * object_class, guint offset);
|
|
|
|
void
|
|
gst_ladspa_element_class_set_metadata (GstLADSPAClass * ladspa_class,
|
|
GstElementClass * elem_class, const gchar * ladspa_class_tags);
|
|
|
|
void
|
|
gst_ladspa_filter_type_class_add_pad_templates (GstLADSPAClass * ladspa_class,
|
|
GstAudioFilterClass * audio_class);
|
|
|
|
void
|
|
gst_ladspa_source_type_class_add_pad_template (GstLADSPAClass * ladspa_class,
|
|
GstBaseSrcClass * audio_class);
|
|
|
|
void
|
|
gst_ladspa_sink_type_class_add_pad_template (GstLADSPAClass * ladspa_class,
|
|
GstBaseSinkClass * base_class);
|
|
|
|
void
|
|
gst_ladspa_init (GstLADSPA * ladspa, GstLADSPAClass * ladspa_class);
|
|
|
|
void
|
|
gst_ladspa_finalize (GstLADSPA * ladspa);
|
|
|
|
void
|
|
gst_ladspa_class_init (GstLADSPAClass * ladspa_class, GType type);
|
|
|
|
void
|
|
gst_ladspa_class_finalize (GstLADSPAClass * ladspa_class);
|
|
|
|
void
|
|
ladspa_register_element (GstPlugin * plugin, GType parent_type,
|
|
const GTypeInfo * info, GstStructure * ladspa_meta);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_LADSPA_UTILS_H__ */
|