mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-21 07:46:38 +00:00
163 lines
7.7 KiB
C
163 lines
7.7 KiB
C
/*-*- Mode: C; c-basic-offset: 2 -*-*/
|
|
|
|
/*
|
|
* GStreamer pulseaudio plugin
|
|
*
|
|
* Copyright (c) 2004-2008 Lennart Poettering
|
|
*
|
|
* gst-pulse is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License as
|
|
* published by the Free Software Foundation; either version 2.1 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* gst-pulse 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with gst-pulse; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
|
* USA.
|
|
*/
|
|
|
|
#ifndef __GST_PULSEMIXERCTRL_H__
|
|
#define __GST_PULSEMIXERCTRL_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/interfaces/mixer.h>
|
|
|
|
#include <pulse/pulseaudio.h>
|
|
#include <pulse/thread-mainloop.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_PULSEMIXER_CTRL(obj) ((GstPulseMixerCtrl*)(obj))
|
|
typedef struct _GstPulseMixerCtrl GstPulseMixerCtrl;
|
|
|
|
typedef enum
|
|
{
|
|
GST_PULSEMIXER_UNKNOWN,
|
|
GST_PULSEMIXER_SINK,
|
|
GST_PULSEMIXER_SOURCE
|
|
} GstPulseMixerType;
|
|
|
|
struct _GstPulseMixerCtrl
|
|
{
|
|
GObject *object;
|
|
|
|
GList *tracklist;
|
|
|
|
gchar *server, *device;
|
|
|
|
pa_threaded_mainloop *mainloop;
|
|
pa_context *context;
|
|
|
|
gchar *name, *description;
|
|
pa_channel_map channel_map;
|
|
|
|
pa_cvolume volume;
|
|
gboolean muted:1;
|
|
|
|
gboolean update_volume:1;
|
|
gboolean update_mute:1;
|
|
|
|
gboolean operation_success:1;
|
|
|
|
guint32 index;
|
|
GstPulseMixerType type;
|
|
|
|
GstMixerTrack *track;
|
|
|
|
pa_time_event *time_event;
|
|
|
|
int outstandig_queries;
|
|
int ignore_queries;
|
|
|
|
};
|
|
|
|
GstPulseMixerCtrl *gst_pulsemixer_ctrl_new (GObject *object, const gchar * server,
|
|
const gchar * device, GstPulseMixerType type);
|
|
void gst_pulsemixer_ctrl_free (GstPulseMixerCtrl * mixer);
|
|
|
|
const GList *gst_pulsemixer_ctrl_list_tracks (GstPulseMixerCtrl * mixer);
|
|
|
|
void gst_pulsemixer_ctrl_set_volume (GstPulseMixerCtrl * mixer,
|
|
GstMixerTrack * track, gint * volumes);
|
|
void gst_pulsemixer_ctrl_get_volume (GstPulseMixerCtrl * mixer,
|
|
GstMixerTrack * track, gint * volumes);
|
|
void gst_pulsemixer_ctrl_set_mute (GstPulseMixerCtrl * mixer,
|
|
GstMixerTrack * track, gboolean mute);
|
|
void gst_pulsemixer_ctrl_set_record (GstPulseMixerCtrl * mixer,
|
|
GstMixerTrack * track, gboolean record);
|
|
|
|
#define GST_IMPLEMENT_PULSEMIXER_CTRL_METHODS(Type, interface_as_function) \
|
|
static const GList* \
|
|
interface_as_function ## _list_tracks (GstMixer * mixer) \
|
|
{ \
|
|
Type *this = (Type*) mixer; \
|
|
\
|
|
g_return_val_if_fail (this != NULL, NULL); \
|
|
g_return_val_if_fail (this->mixer != NULL, NULL); \
|
|
\
|
|
return gst_pulsemixer_ctrl_list_tracks (this->mixer); \
|
|
} \
|
|
static void \
|
|
interface_as_function ## _set_volume (GstMixer * mixer, GstMixerTrack * track, \
|
|
gint * volumes) \
|
|
{ \
|
|
Type *this = (Type*) mixer; \
|
|
\
|
|
g_return_if_fail (this != NULL); \
|
|
g_return_if_fail (this->mixer != NULL); \
|
|
\
|
|
gst_pulsemixer_ctrl_set_volume (this->mixer, track, volumes); \
|
|
} \
|
|
static void \
|
|
interface_as_function ## _get_volume (GstMixer * mixer, GstMixerTrack * track, \
|
|
gint * volumes) \
|
|
{ \
|
|
Type *this = (Type*) mixer; \
|
|
\
|
|
g_return_if_fail (this != NULL); \
|
|
g_return_if_fail (this->mixer != NULL); \
|
|
\
|
|
gst_pulsemixer_ctrl_get_volume (this->mixer, track, volumes); \
|
|
} \
|
|
static void \
|
|
interface_as_function ## _set_record (GstMixer * mixer, GstMixerTrack * track, \
|
|
gboolean record) \
|
|
{ \
|
|
Type *this = (Type*) mixer; \
|
|
\
|
|
g_return_if_fail (this != NULL); \
|
|
g_return_if_fail (this->mixer != NULL); \
|
|
\
|
|
gst_pulsemixer_ctrl_set_record (this->mixer, track, record); \
|
|
} \
|
|
static void \
|
|
interface_as_function ## _set_mute (GstMixer * mixer, GstMixerTrack * track, \
|
|
gboolean mute) \
|
|
{ \
|
|
Type *this = (Type*) mixer; \
|
|
\
|
|
g_return_if_fail (this != NULL); \
|
|
g_return_if_fail (this->mixer != NULL); \
|
|
\
|
|
gst_pulsemixer_ctrl_set_mute (this->mixer, track, mute); \
|
|
} \
|
|
static void \
|
|
interface_as_function ## _mixer_interface_init (GstMixerClass * klass) \
|
|
{ \
|
|
GST_MIXER_TYPE (klass) = GST_MIXER_HARDWARE; \
|
|
\
|
|
klass->list_tracks = interface_as_function ## _list_tracks; \
|
|
klass->set_volume = interface_as_function ## _set_volume; \
|
|
klass->get_volume = interface_as_function ## _get_volume; \
|
|
klass->set_mute = interface_as_function ## _set_mute; \
|
|
klass->set_record = interface_as_function ## _set_record; \
|
|
}
|
|
|
|
G_END_DECLS
|
|
|
|
#endif
|