mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-03 16:09:39 +00:00
80 lines
2.6 KiB
C
80 lines
2.6 KiB
C
/* GStreamer Tuner
|
|
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
|
|
*
|
|
* tunerchannel.h: tuner channel object design
|
|
*
|
|
* 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_TUNER_CHANNEL_H__
|
|
#define __GST_TUNER_CHANNEL_H__
|
|
|
|
#include <gst/gst.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_TUNER_CHANNEL \
|
|
(gst_tuner_channel_get_type ())
|
|
#define GST_TUNER_CHANNEL(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_TUNER_CHANNEL, \
|
|
GstTunerChannel))
|
|
#define GST_TUNER_CHANNEL_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_TUNER_CHANNEL, \
|
|
GstTunerChannelClass))
|
|
#define GST_IS_TUNER_CHANNEL(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_TUNER_CHANNEL))
|
|
#define GST_IS_TUNER_CHANNEL_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_TUNER_CHANNEL))
|
|
|
|
typedef enum {
|
|
GST_TUNER_CHANNEL_INPUT = (1<<0),
|
|
GST_TUNER_CHANNEL_OUTPUT = (1<<1),
|
|
GST_TUNER_CHANNEL_FREQUENCY = (1<<2),
|
|
GST_TUNER_CHANNEL_AUDIO = (1<<3)
|
|
} GstTunerChannelFlags;
|
|
|
|
#define GST_TUNER_CHANNEL_HAS_FLAG(channel, flag) \
|
|
((channel)->flags & flag)
|
|
|
|
typedef struct _GstTunerChannel {
|
|
GObject parent;
|
|
|
|
gchar *label;
|
|
GstTunerChannelFlags flags;
|
|
gfloat freq_multiplicator;
|
|
gulong min_frequency,
|
|
max_frequency;
|
|
gint min_signal,
|
|
max_signal;
|
|
} GstTunerChannel;
|
|
|
|
typedef struct _GstTunerChannelClass {
|
|
GObjectClass parent;
|
|
|
|
/* signals */
|
|
void (*frequency_changed) (GstTunerChannel *channel,
|
|
gulong frequency);
|
|
void (*signal_changed) (GstTunerChannel *channel,
|
|
gint signal);
|
|
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
} GstTunerChannelClass;
|
|
|
|
GType gst_tuner_channel_get_type (void);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_TUNER_CHANNEL_H__ */
|