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ec5cf3e0de
The state can be used to determine whether audio is currently playing or not, which can be useful information. https://gitlab.gnome.org/GNOME/libgnome-volume-control/merge_requests/8
147 lines
7.5 KiB
C
147 lines
7.5 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
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*
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* Copyright (C) 2008 Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef __GVC_MIXER_STREAM_H
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#define __GVC_MIXER_STREAM_H
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#include <glib-object.h>
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#include "gvc-pulseaudio-fake.h"
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#include "gvc-channel-map.h"
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#include <gio/gio.h>
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G_BEGIN_DECLS
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#define GVC_TYPE_MIXER_STREAM (gvc_mixer_stream_get_type ())
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#define GVC_MIXER_STREAM(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GVC_TYPE_MIXER_STREAM, GvcMixerStream))
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#define GVC_MIXER_STREAM_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GVC_TYPE_MIXER_STREAM, GvcMixerStreamClass))
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#define GVC_IS_MIXER_STREAM(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GVC_TYPE_MIXER_STREAM))
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#define GVC_IS_MIXER_STREAM_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), GVC_TYPE_MIXER_STREAM))
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#define GVC_MIXER_STREAM_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GVC_TYPE_MIXER_STREAM, GvcMixerStreamClass))
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typedef struct GvcMixerStreamPrivate GvcMixerStreamPrivate;
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typedef struct
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{
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GObject parent;
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GvcMixerStreamPrivate *priv;
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} GvcMixerStream;
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typedef struct
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{
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GObjectClass parent_class;
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/* vtable */
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gboolean (*push_volume) (GvcMixerStream *stream,
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gpointer *operation);
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gboolean (*change_is_muted) (GvcMixerStream *stream,
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gboolean is_muted);
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gboolean (*change_port) (GvcMixerStream *stream,
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const char *port);
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} GvcMixerStreamClass;
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typedef struct
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{
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char *port;
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char *human_port;
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guint priority;
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gboolean available;
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} GvcMixerStreamPort;
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typedef enum
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{
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GVC_STREAM_STATE_INVALID,
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GVC_STREAM_STATE_RUNNING,
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GVC_STREAM_STATE_IDLE,
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GVC_STREAM_STATE_SUSPENDED
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} GvcMixerStreamState;
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GType gvc_mixer_stream_port_get_type (void) G_GNUC_CONST;
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GType gvc_mixer_stream_get_type (void) G_GNUC_CONST;
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guint gvc_mixer_stream_get_index (GvcMixerStream *stream);
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guint gvc_mixer_stream_get_id (GvcMixerStream *stream);
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const GvcChannelMap *gvc_mixer_stream_get_channel_map(GvcMixerStream *stream);
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const GvcMixerStreamPort *gvc_mixer_stream_get_port (GvcMixerStream *stream);
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const GList * gvc_mixer_stream_get_ports (GvcMixerStream *stream);
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gboolean gvc_mixer_stream_change_port (GvcMixerStream *stream,
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const char *port);
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pa_volume_t gvc_mixer_stream_get_volume (GvcMixerStream *stream);
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gdouble gvc_mixer_stream_get_decibel (GvcMixerStream *stream);
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gboolean gvc_mixer_stream_push_volume (GvcMixerStream *stream);
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pa_volume_t gvc_mixer_stream_get_base_volume (GvcMixerStream *stream);
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gboolean gvc_mixer_stream_get_is_muted (GvcMixerStream *stream);
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gboolean gvc_mixer_stream_get_can_decibel (GvcMixerStream *stream);
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gboolean gvc_mixer_stream_change_is_muted (GvcMixerStream *stream,
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gboolean is_muted);
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gboolean gvc_mixer_stream_is_running (GvcMixerStream *stream);
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const char * gvc_mixer_stream_get_name (GvcMixerStream *stream);
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const char * gvc_mixer_stream_get_icon_name (GvcMixerStream *stream);
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const char * gvc_mixer_stream_get_form_factor (GvcMixerStream *stream);
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const char * gvc_mixer_stream_get_sysfs_path (GvcMixerStream *stream);
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GIcon * gvc_mixer_stream_get_gicon (GvcMixerStream *stream);
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const char * gvc_mixer_stream_get_description (GvcMixerStream *stream);
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const char * gvc_mixer_stream_get_application_id (GvcMixerStream *stream);
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gboolean gvc_mixer_stream_is_event_stream (GvcMixerStream *stream);
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gboolean gvc_mixer_stream_is_virtual (GvcMixerStream *stream);
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guint gvc_mixer_stream_get_card_index (GvcMixerStream *stream);
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GvcMixerStreamState gvc_mixer_stream_get_state (GvcMixerStream *stream);
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/* private */
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gboolean gvc_mixer_stream_set_volume (GvcMixerStream *stream,
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pa_volume_t volume);
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gboolean gvc_mixer_stream_set_decibel (GvcMixerStream *stream,
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gdouble db);
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gboolean gvc_mixer_stream_set_is_muted (GvcMixerStream *stream,
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gboolean is_muted);
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gboolean gvc_mixer_stream_set_can_decibel (GvcMixerStream *stream,
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gboolean can_decibel);
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gboolean gvc_mixer_stream_set_name (GvcMixerStream *stream,
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const char *name);
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gboolean gvc_mixer_stream_set_description (GvcMixerStream *stream,
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const char *description);
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gboolean gvc_mixer_stream_set_icon_name (GvcMixerStream *stream,
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const char *name);
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gboolean gvc_mixer_stream_set_form_factor (GvcMixerStream *stream,
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const char *form_factor);
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gboolean gvc_mixer_stream_set_sysfs_path (GvcMixerStream *stream,
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const char *sysfs_path);
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gboolean gvc_mixer_stream_set_is_event_stream (GvcMixerStream *stream,
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gboolean is_event_stream);
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gboolean gvc_mixer_stream_set_is_virtual (GvcMixerStream *stream,
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gboolean is_event_stream);
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gboolean gvc_mixer_stream_set_application_id (GvcMixerStream *stream,
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const char *application_id);
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gboolean gvc_mixer_stream_set_base_volume (GvcMixerStream *stream,
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pa_volume_t base_volume);
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gboolean gvc_mixer_stream_set_port (GvcMixerStream *stream,
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const char *port);
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gboolean gvc_mixer_stream_set_ports (GvcMixerStream *stream,
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GList *ports);
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gboolean gvc_mixer_stream_set_card_index (GvcMixerStream *stream,
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guint card_index);
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gboolean gvc_mixer_stream_set_state (GvcMixerStream *stream,
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GvcMixerStreamState state);
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G_END_DECLS
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#endif /* __GVC_MIXER_STREAM_H */
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