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90 lines
2 KiB
C
90 lines
2 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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*
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* gstladspa.h: Header for LADSPA plugin
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_LADSPA_H__
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#define __GST_LADSPA_H__
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#include <gst/gst.h>
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#include <gst/bytestream/bytestream.h>
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#include "ladspa.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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typedef struct _ladspa_control_info {
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gchar *name;
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gchar *param_name;
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gfloat lowerbound, upperbound;
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gfloat def;
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gboolean lower,upper,samplerate;
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gboolean toggled, logarithmic, integer, writable;
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} ladspa_control_info;
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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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GstElement element;
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LADSPA_Descriptor *descriptor;
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LADSPA_Handle *handle;
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gfloat *controls;
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GstPad **sinkpads,
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**srcpads;
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gboolean activated;
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gint samplerate, buffer_frames;
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gint64 timestamp;
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gboolean inplace_broken;
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};
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struct _GstLADSPAClass {
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GstElementClass parent_class;
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LADSPA_Descriptor *descriptor;
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gint numports,
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numsinkpads,
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numsrcpads,
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numcontrols;
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gint *sinkpad_portnums,
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*srcpad_portnums,
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*control_portnums;
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ladspa_control_info *control_info;
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};
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GST_LADSPA_H__ */
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