mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-12 03:16:33 +00:00
95 lines
2.5 KiB
C
95 lines
2.5 KiB
C
/* 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., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
|
|
#ifndef __GST_LV2_H__
|
|
#define __GST_LV2_H__
|
|
|
|
|
|
#include <slv2/slv2.h>
|
|
|
|
#include <gst/gst.h>
|
|
|
|
#include <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;
|
|
typedef struct _GstLV2Group GstLV2Group;
|
|
typedef struct _GstLV2Port GstLV2Port;
|
|
|
|
|
|
struct _GstLV2 {
|
|
GstSignalProcessor parent;
|
|
|
|
SLV2Plugin plugin;
|
|
SLV2Instance instance;
|
|
|
|
gboolean activated;
|
|
};
|
|
|
|
struct _GstLV2Group {
|
|
SLV2Value uri; /**< RDF resource (URI or blank node) */
|
|
guint pad; /**< Gst pad index */
|
|
SLV2Value symbol; /**< Gst pad name / LV2 group symbol */
|
|
GArray *ports; /**< Array of GstLV2Port */
|
|
gboolean has_roles; /**< TRUE iff all ports have a known role */
|
|
};
|
|
|
|
struct _GstLV2Port {
|
|
gint index; /**< LV2 port index (on LV2 plugin) */
|
|
gint pad; /**< Gst pad index (iff not part of a group) */
|
|
SLV2Value role; /**< Channel position / port role */
|
|
GstAudioChannelPosition position; /**< Channel position */
|
|
};
|
|
|
|
struct _GstLV2Class {
|
|
GstSignalProcessorClass parent_class;
|
|
|
|
SLV2Plugin plugin;
|
|
|
|
GArray *in_groups; /**< Array of GstLV2Group */
|
|
GArray *out_groups; /**< Array of GstLV2Group */
|
|
GArray *audio_in_ports; /**< Array of GstLV2Port */
|
|
GArray *audio_out_ports; /**< Array of GstLV2Port */
|
|
GArray *control_in_ports; /**< Array of GstLV2Port */
|
|
GArray *control_out_ports; /**< Array of GstLV2Port */
|
|
|
|
};
|
|
|
|
|
|
G_END_DECLS
|
|
|
|
|
|
#endif /* __GST_LV2_H__ */
|