mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-21 07:46:38 +00:00
79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
/* -*- c-basic-offset: 2 -*-
|
|
* GStreamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
*
|
|
* 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_VOLUME_H__
|
|
#define __GST_VOLUME_H__
|
|
|
|
|
|
#include <gst/gst.h>
|
|
/* #include <gst/meta/audioraw.h> */
|
|
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
#define GST_TYPE_VOLUME \
|
|
(gst_volume_get_type())
|
|
#define GST_VOLUME(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VOLUME,GstVolume))
|
|
#define GST_VOLUME_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ULAW,GstVolume))
|
|
#define GST_IS_VOLUME(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VOLUME))
|
|
#define GST_IS_VOLUME_CLASS(obj) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VOLUME))
|
|
|
|
typedef struct _GstVolume GstVolume;
|
|
typedef struct _GstVolumeClass GstVolumeClass;
|
|
typedef enum _GstVolumeFormat GstVolumeFormat;
|
|
|
|
enum _GstVolumeFormat {
|
|
GST_VOLUME_FORMAT_INT=1,
|
|
GST_VOLUME_FORMAT_FLOAT
|
|
};
|
|
|
|
struct _GstVolume {
|
|
GstElement element;
|
|
|
|
GstPad *sinkpad, *srcpad;
|
|
GstDParamManager *dpman;
|
|
|
|
gboolean mute;
|
|
gint volume_i, real_vol_i; /* the _i(nt) values get synchronized with the */
|
|
gfloat volume_f, real_vol_f; /* _f(loat) values on each update */
|
|
|
|
GList *tracklist;
|
|
};
|
|
|
|
struct _GstVolumeClass {
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
GType gst_volume_get_type(void);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
#endif /* __GST_VOLUME_H__ */
|