mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-04 16:39:39 +00:00
97 lines
2.2 KiB
C
97 lines
2.2 KiB
C
/* GStreamer
|
|
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
|
|
* 2000 Wim Taymans <wtay@chello.be>
|
|
*
|
|
* gstsinesrc.h:
|
|
*
|
|
* 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_SINESRC_H__
|
|
#define __GST_SINESRC_H__
|
|
|
|
|
|
#include <config.h>
|
|
#include <gst/gst.h>
|
|
#include <gst/meta/audioraw.h>
|
|
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
GstElementDetails gst_sinesrc_details;
|
|
|
|
|
|
#define GST_TYPE_SINESRC \
|
|
(gst_sinesrc_get_type())
|
|
#define GST_SINESRC(obj) \
|
|
(GTK_CHECK_CAST((obj),GST_TYPE_SINESRC,GstSineSrc))
|
|
#define GST_SINESRC_CLASS(klass) \
|
|
(GTK_CHECK_CLASS_CAST((klass),GST_TYPE_SINESRC,GstSineSrcClass))
|
|
#define GST_IS_SINESRC(obj) \
|
|
(GTK_CHECK_TYPE((obj),GST_TYPE_SINESRC))
|
|
#define GST_IS_SINESRC_CLASS(obj) \
|
|
(GTK_CHECK_CLASS_TYPE((klass),GST_TYPE_SINESRC))
|
|
|
|
typedef struct _GstSineSrc GstSineSrc;
|
|
typedef struct _GstSineSrcClass GstSineSrcClass;
|
|
|
|
struct _GstSineSrc {
|
|
GstElement element;
|
|
|
|
/* pads */
|
|
GstPad *srcpad;
|
|
|
|
/* parameters */
|
|
gdouble volume;
|
|
gdouble vol_scale;
|
|
gdouble freq;
|
|
|
|
/* lookup table data */
|
|
gfloat *table_data;
|
|
gdouble table_pos;
|
|
gdouble table_inc;
|
|
gint table_size;
|
|
gdouble table_interp;
|
|
gint table_lookup;
|
|
gint table_lookup_next;
|
|
|
|
/* audio parameters */
|
|
gint format;
|
|
gint samplerate;
|
|
|
|
gint buffer_size;
|
|
gulong seq;
|
|
|
|
MetaAudioRaw meta;
|
|
gboolean sentmeta;
|
|
};
|
|
|
|
struct _GstSineSrcClass {
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
GtkType gst_sinesrc_get_type(void);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
#endif /* __GST_SINESRC_H__ */
|