/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- * * Copyright (C) 2006-2008 Lennart Poettering * Copyright (C) 2008 Sjoerd Simons * Copyright (C) 2008 William Jon McCann * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * */ #include "config.h" #include #include #include #include #include #include #include #include #include "gvc-mixer-control.h" #include "gvc-mixer-sink.h" #include "gvc-mixer-source.h" #include "gvc-mixer-sink-input.h" #include "gvc-mixer-source-output.h" #include "gvc-mixer-event-role.h" #include "gvc-mixer-card.h" #include "gvc-mixer-card-private.h" #include "gvc-channel-map-private.h" #include "gvc-mixer-control-private.h" #define GVC_MIXER_CONTROL_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GVC_TYPE_MIXER_CONTROL, GvcMixerControlPrivate)) #define RECONNECT_DELAY 5 enum { PROP_0, PROP_NAME }; struct GvcMixerControlPrivate { pa_glib_mainloop *pa_mainloop; pa_mainloop_api *pa_api; pa_context *pa_context; int n_outstanding; guint reconnect_id; char *name; gboolean default_sink_is_set; guint default_sink_id; char *default_sink_name; gboolean default_source_is_set; guint default_source_id; char *default_source_name; gboolean event_sink_input_is_set; guint event_sink_input_id; GHashTable *all_streams; GHashTable *sinks; /* fixed outputs */ GHashTable *sources; /* fixed inputs */ GHashTable *sink_inputs; /* routable output streams */ GHashTable *source_outputs; /* routable input streams */ GHashTable *clients; GHashTable *cards; GvcMixerStream *new_default_stream; /* new default stream, used in gvc_mixer_control_set_default_sink () */ }; enum { CONNECTING, READY, STREAM_ADDED, STREAM_REMOVED, CARD_ADDED, CARD_REMOVED, DEFAULT_SINK_CHANGED, DEFAULT_SOURCE_CHANGED, LAST_SIGNAL }; static guint signals [LAST_SIGNAL] = { 0, }; static void gvc_mixer_control_class_init (GvcMixerControlClass *klass); static void gvc_mixer_control_init (GvcMixerControl *mixer_control); static void gvc_mixer_control_finalize (GObject *object); G_DEFINE_TYPE (GvcMixerControl, gvc_mixer_control, G_TYPE_OBJECT) pa_context * gvc_mixer_control_get_pa_context (GvcMixerControl *control) { g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); return control->priv->pa_context; } /** * gvc_mixer_control_get_event_sink_input: * * @control: * * Returns: (transfer none): */ GvcMixerStream * gvc_mixer_control_get_event_sink_input (GvcMixerControl *control) { GvcMixerStream *stream; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); stream = g_hash_table_lookup (control->priv->all_streams, GUINT_TO_POINTER (control->priv->event_sink_input_id)); return stream; } static void gvc_mixer_control_stream_restore_cb (pa_context *c, const pa_ext_stream_restore_info *info, int eol, void *userdata) { pa_operation *o; GvcMixerControl *control = (GvcMixerControl *) userdata; pa_ext_stream_restore_info new_info; if (eol || control->priv->new_default_stream == NULL) return; new_info.name = info->name; new_info.channel_map = info->channel_map; new_info.volume = info->volume; new_info.mute = info->mute; new_info.device = gvc_mixer_stream_get_name (control->priv->new_default_stream); o = pa_ext_stream_restore_write (control->priv->pa_context, PA_UPDATE_REPLACE, &new_info, 1, TRUE, NULL, NULL); if (o == NULL) { g_warning ("pa_ext_stream_restore_write() failed: %s", pa_strerror (pa_context_errno (control->priv->pa_context))); return; } g_debug ("Changed default device for %s to %s", info->name, info->device); pa_operation_unref (o); } gboolean gvc_mixer_control_set_default_sink (GvcMixerControl *control, GvcMixerStream *stream) { pa_operation *o; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), FALSE); g_return_val_if_fail (GVC_IS_MIXER_STREAM (stream), FALSE); o = pa_context_set_default_sink (control->priv->pa_context, gvc_mixer_stream_get_name (stream), NULL, NULL); if (o == NULL) { g_warning ("pa_context_set_default_sink() failed: %s", pa_strerror (pa_context_errno (control->priv->pa_context))); return FALSE; } pa_operation_unref (o); control->priv->new_default_stream = stream; g_object_add_weak_pointer (G_OBJECT (stream), (gpointer *) &control->priv->new_default_stream); o = pa_ext_stream_restore_read (control->priv->pa_context, gvc_mixer_control_stream_restore_cb, control); if (o == NULL) { g_warning ("pa_ext_stream_restore_read() failed: %s", pa_strerror (pa_context_errno (control->priv->pa_context))); return FALSE; } pa_operation_unref (o); return TRUE; } gboolean gvc_mixer_control_set_default_source (GvcMixerControl *control, GvcMixerStream *stream) { pa_operation *o; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), FALSE); g_return_val_if_fail (GVC_IS_MIXER_STREAM (stream), FALSE); o = pa_context_set_default_source (control->priv->pa_context, gvc_mixer_stream_get_name (stream), NULL, NULL); if (o == NULL) { g_warning ("pa_context_set_default_source() failed"); return FALSE; } pa_operation_unref (o); return TRUE; } /** * gvc_mixer_control_get_default_sink: * * @control: * * Returns: (transfer none): */ GvcMixerStream * gvc_mixer_control_get_default_sink (GvcMixerControl *control) { GvcMixerStream *stream; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); if (control->priv->default_sink_is_set) { stream = g_hash_table_lookup (control->priv->all_streams, GUINT_TO_POINTER (control->priv->default_sink_id)); } else { stream = NULL; } return stream; } /** * gvc_mixer_control_get_default_source: * * @control: * * Returns: (transfer none): */ GvcMixerStream * gvc_mixer_control_get_default_source (GvcMixerControl *control) { GvcMixerStream *stream; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); if (control->priv->default_source_is_set) { stream = g_hash_table_lookup (control->priv->all_streams, GUINT_TO_POINTER (control->priv->default_source_id)); } else { stream = NULL; } return stream; } static gpointer gvc_mixer_control_lookup_id (GHashTable *hash_table, guint id) { return g_hash_table_lookup (hash_table, GUINT_TO_POINTER (id)); } /** * gvc_mixer_control_lookup_stream_id: * * @control: * @id: * * Returns: (transfer none): */ GvcMixerStream * gvc_mixer_control_lookup_stream_id (GvcMixerControl *control, guint id) { g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); return gvc_mixer_control_lookup_id (control->priv->all_streams, id); } /** * gvc_mixer_control_lookup_card_id: * * @control: * @id: * * Returns: (transfer none): */ GvcMixerCard * gvc_mixer_control_lookup_card_id (GvcMixerControl *control, guint id) { g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); return gvc_mixer_control_lookup_id (control->priv->cards, id); } static void listify_hash_values_hfunc (gpointer key, gpointer value, gpointer user_data) { GSList **list = user_data; *list = g_slist_prepend (*list, value); } static int gvc_name_collate (const char *namea, const char *nameb) { if (nameb == NULL && namea == NULL) return 0; if (nameb == NULL) return 1; if (namea == NULL) return -1; return g_utf8_collate (namea, nameb); } static int gvc_card_collate (GvcMixerCard *a, GvcMixerCard *b) { const char *namea; const char *nameb; g_return_val_if_fail (a == NULL || GVC_IS_MIXER_CARD (a), 0); g_return_val_if_fail (b == NULL || GVC_IS_MIXER_CARD (b), 0); namea = gvc_mixer_card_get_name (a); nameb = gvc_mixer_card_get_name (b); return gvc_name_collate (namea, nameb); } /** * gvc_mixer_control_get_cards: * * @control: * * Returns: (transfer container) (element-type Gvc.MixerCard): */ GSList * gvc_mixer_control_get_cards (GvcMixerControl *control) { GSList *retval; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); retval = NULL; g_hash_table_foreach (control->priv->cards, listify_hash_values_hfunc, &retval); return g_slist_sort (retval, (GCompareFunc) gvc_card_collate); } static int gvc_stream_collate (GvcMixerStream *a, GvcMixerStream *b) { const char *namea; const char *nameb; g_return_val_if_fail (a == NULL || GVC_IS_MIXER_STREAM (a), 0); g_return_val_if_fail (b == NULL || GVC_IS_MIXER_STREAM (b), 0); namea = gvc_mixer_stream_get_name (a); nameb = gvc_mixer_stream_get_name (b); return gvc_name_collate (namea, nameb); } /** * gvc_mixer_control_get_streams: * * @control: * * Returns: (transfer container) (element-type Gvc.MixerStream): */ GSList * gvc_mixer_control_get_streams (GvcMixerControl *control) { GSList *retval; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); retval = NULL; g_hash_table_foreach (control->priv->all_streams, listify_hash_values_hfunc, &retval); return g_slist_sort (retval, (GCompareFunc) gvc_stream_collate); } /** * gvc_mixer_control_get_sinks: * * @control: * * Returns: (transfer container) (element-type Gvc.MixerSink): */ GSList * gvc_mixer_control_get_sinks (GvcMixerControl *control) { GSList *retval; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); retval = NULL; g_hash_table_foreach (control->priv->sinks, listify_hash_values_hfunc, &retval); return g_slist_sort (retval, (GCompareFunc) gvc_stream_collate); } /** * gvc_mixer_control_get_sources: * * @control: * * Returns: (transfer container) (element-type Gvc.MixerSource): */ GSList * gvc_mixer_control_get_sources (GvcMixerControl *control) { GSList *retval; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); retval = NULL; g_hash_table_foreach (control->priv->sources, listify_hash_values_hfunc, &retval); return g_slist_sort (retval, (GCompareFunc) gvc_stream_collate); } /** * gvc_mixer_control_get_sink_inputs: * * @control: * * Returns: (transfer container) (element-type Gvc.MixerSinkInput): */ GSList * gvc_mixer_control_get_sink_inputs (GvcMixerControl *control) { GSList *retval; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); retval = NULL; g_hash_table_foreach (control->priv->sink_inputs, listify_hash_values_hfunc, &retval); return g_slist_sort (retval, (GCompareFunc) gvc_stream_collate); } /** * gvc_mixer_control_get_source_outputs: * * @control: * * Returns: (transfer container) (element-type Gvc.MixerSourceOutput): */ GSList * gvc_mixer_control_get_source_outputs (GvcMixerControl *control) { GSList *retval; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), NULL); retval = NULL; g_hash_table_foreach (control->priv->source_outputs, listify_hash_values_hfunc, &retval); return g_slist_sort (retval, (GCompareFunc) gvc_stream_collate); } static void dec_outstanding (GvcMixerControl *control) { if (control->priv->n_outstanding <= 0) { return; } if (--control->priv->n_outstanding <= 0) { g_signal_emit (G_OBJECT (control), signals[READY], 0); } } gboolean gvc_mixer_control_is_ready (GvcMixerControl *control) { g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), FALSE); return (control->priv->n_outstanding == 0); } static void _set_default_source (GvcMixerControl *control, GvcMixerStream *stream) { guint new_id; if (stream == NULL) { control->priv->default_source_id = 0; control->priv->default_source_is_set = FALSE; g_signal_emit (control, signals[DEFAULT_SOURCE_CHANGED], 0, PA_INVALID_INDEX); return; } new_id = gvc_mixer_stream_get_id (stream); if (control->priv->default_source_id != new_id) { control->priv->default_source_id = new_id; control->priv->default_source_is_set = TRUE; g_signal_emit (control, signals[DEFAULT_SOURCE_CHANGED], 0, new_id); } } static void _set_default_sink (GvcMixerControl *control, GvcMixerStream *stream) { guint new_id; if (stream == NULL) { /* Don't tell front-ends about an unset default * sink if it's already unset */ if (control->priv->default_sink_is_set == FALSE) return; control->priv->default_sink_id = 0; control->priv->default_sink_is_set = FALSE; g_signal_emit (control, signals[DEFAULT_SINK_CHANGED], 0, PA_INVALID_INDEX); return; } new_id = gvc_mixer_stream_get_id (stream); if (control->priv->default_sink_id != new_id) { control->priv->default_sink_id = new_id; control->priv->default_sink_is_set = TRUE; g_signal_emit (control, signals[DEFAULT_SINK_CHANGED], 0, new_id); } } static gboolean _stream_has_name (gpointer key, GvcMixerStream *stream, const char *name) { const char *t_name; t_name = gvc_mixer_stream_get_name (stream); if (t_name != NULL && name != NULL && strcmp (t_name, name) == 0) { return TRUE; } return FALSE; } static GvcMixerStream * find_stream_for_name (GvcMixerControl *control, const char *name) { GvcMixerStream *stream; stream = g_hash_table_find (control->priv->all_streams, (GHRFunc)_stream_has_name, (char *)name); return stream; } static void update_default_source_from_name (GvcMixerControl *control, const char *name) { gboolean changed = FALSE; if ((control->priv->default_source_name == NULL && name != NULL) || (control->priv->default_source_name != NULL && name == NULL) || (name != NULL && strcmp (control->priv->default_source_name, name) != 0)) { changed = TRUE; } if (changed) { GvcMixerStream *stream; g_free (control->priv->default_source_name); control->priv->default_source_name = g_strdup (name); stream = find_stream_for_name (control, name); _set_default_source (control, stream); } } static void update_default_sink_from_name (GvcMixerControl *control, const char *name) { gboolean changed = FALSE; if ((control->priv->default_sink_name == NULL && name != NULL) || (control->priv->default_sink_name != NULL && name == NULL) || (name != NULL && strcmp (control->priv->default_sink_name, name) != 0)) { changed = TRUE; } if (changed) { GvcMixerStream *stream; g_free (control->priv->default_sink_name); control->priv->default_sink_name = g_strdup (name); stream = find_stream_for_name (control, name); _set_default_sink (control, stream); } } static void update_server (GvcMixerControl *control, const pa_server_info *info) { if (info->default_source_name != NULL) { update_default_source_from_name (control, info->default_source_name); } if (info->default_sink_name != NULL) { update_default_sink_from_name (control, info->default_sink_name); } } static void remove_stream (GvcMixerControl *control, GvcMixerStream *stream) { guint id; g_object_ref (stream); id = gvc_mixer_stream_get_id (stream); if (id == control->priv->default_sink_id) { _set_default_sink (control, NULL); } else if (id == control->priv->default_source_id) { _set_default_source (control, NULL); } g_hash_table_remove (control->priv->all_streams, GUINT_TO_POINTER (id)); g_signal_emit (G_OBJECT (control), signals[STREAM_REMOVED], 0, gvc_mixer_stream_get_id (stream)); g_object_unref (stream); } static void add_stream (GvcMixerControl *control, GvcMixerStream *stream) { g_hash_table_insert (control->priv->all_streams, GUINT_TO_POINTER (gvc_mixer_stream_get_id (stream)), stream); g_signal_emit (G_OBJECT (control), signals[STREAM_ADDED], 0, gvc_mixer_stream_get_id (stream)); } static void set_icon_name_from_proplist (GvcMixerStream *stream, pa_proplist *l, const char *default_icon_name) { const char *t; if ((t = pa_proplist_gets (l, PA_PROP_DEVICE_ICON_NAME))) { goto finish; } if ((t = pa_proplist_gets (l, PA_PROP_MEDIA_ICON_NAME))) { goto finish; } if ((t = pa_proplist_gets (l, PA_PROP_WINDOW_ICON_NAME))) { goto finish; } if ((t = pa_proplist_gets (l, PA_PROP_APPLICATION_ICON_NAME))) { goto finish; } if ((t = pa_proplist_gets (l, PA_PROP_MEDIA_ROLE))) { if (strcmp (t, "video") == 0 || strcmp (t, "phone") == 0) { goto finish; } if (strcmp (t, "music") == 0) { t = "audio"; goto finish; } if (strcmp (t, "game") == 0) { t = "applications-games"; goto finish; } if (strcmp (t, "event") == 0) { t = "dialog-information"; goto finish; } } t = default_icon_name; finish: gvc_mixer_stream_set_icon_name (stream, t); } static void update_sink (GvcMixerControl *control, const pa_sink_info *info) { GvcMixerStream *stream; gboolean is_new; pa_volume_t max_volume; GvcChannelMap *map; char map_buff[PA_CHANNEL_MAP_SNPRINT_MAX]; pa_channel_map_snprint (map_buff, PA_CHANNEL_MAP_SNPRINT_MAX, &info->channel_map); #if 1 g_debug ("Updating sink: index=%u name='%s' description='%s' map='%s'", info->index, info->name, info->description, map_buff); #endif map = NULL; is_new = FALSE; stream = g_hash_table_lookup (control->priv->sinks, GUINT_TO_POINTER (info->index)); if (stream == NULL) { #if PA_MICRO > 15 GList *list = NULL; guint i; #endif /* PA_MICRO > 15 */ map = gvc_channel_map_new_from_pa_channel_map (&info->channel_map); stream = gvc_mixer_sink_new (control->priv->pa_context, info->index, map); #if PA_MICRO > 15 for (i = 0; i < info->n_ports; i++) { GvcMixerStreamPort *port; port = g_new0 (GvcMixerStreamPort, 1); port->port = g_strdup (info->ports[i]->name); port->human_port = g_strdup (info->ports[i]->description); port->priority = info->ports[i]->priority; list = g_list_prepend (list, port); } gvc_mixer_stream_set_ports (stream, list); #endif /* PA_MICRO > 15 */ g_object_unref (map); is_new = TRUE; } else if (gvc_mixer_stream_is_running (stream)) { /* Ignore events if volume changes are outstanding */ g_debug ("Ignoring event, volume changes are outstanding"); return; } max_volume = pa_cvolume_max (&info->volume); gvc_mixer_stream_set_name (stream, info->name); gvc_mixer_stream_set_card_index (stream, info->card); gvc_mixer_stream_set_description (stream, info->description); set_icon_name_from_proplist (stream, info->proplist, "audio-card"); gvc_mixer_stream_set_volume (stream, (guint)max_volume); gvc_mixer_stream_set_is_muted (stream, info->mute); gvc_mixer_stream_set_can_decibel (stream, !!(info->flags & PA_SINK_DECIBEL_VOLUME)); gvc_mixer_stream_set_base_volume (stream, (guint32) info->base_volume); #if PA_MICRO > 15 if (info->active_port != NULL) gvc_mixer_stream_set_port (stream, info->active_port->name); #endif /* PA_MICRO > 15 */ if (is_new) { g_hash_table_insert (control->priv->sinks, GUINT_TO_POINTER (info->index), g_object_ref (stream)); add_stream (control, stream); } if (control->priv->default_sink_name != NULL && info->name != NULL && strcmp (control->priv->default_sink_name, info->name) == 0) { _set_default_sink (control, stream); } if (map == NULL) map = (GvcChannelMap *) gvc_mixer_stream_get_channel_map (stream); gvc_channel_map_volume_changed (map, &info->volume, FALSE); } static void update_source (GvcMixerControl *control, const pa_source_info *info) { GvcMixerStream *stream; gboolean is_new; pa_volume_t max_volume; #if 1 g_debug ("Updating source: index=%u name='%s' description='%s'", info->index, info->name, info->description); #endif /* completely ignore monitors, they're not real sources */ if (info->monitor_of_sink != PA_INVALID_INDEX) { return; } is_new = FALSE; stream = g_hash_table_lookup (control->priv->sources, GUINT_TO_POINTER (info->index)); if (stream == NULL) { #if PA_MICRO > 15 GList *list = NULL; guint i; #endif /* PA_MICRO > 15 */ GvcChannelMap *map; map = gvc_channel_map_new_from_pa_channel_map (&info->channel_map); stream = gvc_mixer_source_new (control->priv->pa_context, info->index, map); #if PA_MICRO > 15 for (i = 0; i < info->n_ports; i++) { GvcMixerStreamPort *port; port = g_new0 (GvcMixerStreamPort, 1); port->port = g_strdup (info->ports[i]->name); port->human_port = g_strdup (info->ports[i]->description); port->priority = info->ports[i]->priority; list = g_list_prepend (list, port); } gvc_mixer_stream_set_ports (stream, list); #endif /* PA_MICRO > 15 */ g_object_unref (map); is_new = TRUE; } else if (gvc_mixer_stream_is_running (stream)) { /* Ignore events if volume changes are outstanding */ g_debug ("Ignoring event, volume changes are outstanding"); return; } max_volume = pa_cvolume_max (&info->volume); gvc_mixer_stream_set_name (stream, info->name); gvc_mixer_stream_set_card_index (stream, info->card); gvc_mixer_stream_set_description (stream, info->description); set_icon_name_from_proplist (stream, info->proplist, "audio-input-microphone"); gvc_mixer_stream_set_volume (stream, (guint)max_volume); gvc_mixer_stream_set_is_muted (stream, info->mute); gvc_mixer_stream_set_can_decibel (stream, !!(info->flags & PA_SOURCE_DECIBEL_VOLUME)); gvc_mixer_stream_set_base_volume (stream, (guint32) info->base_volume); #if PA_MICRO > 15 if (info->active_port != NULL) gvc_mixer_stream_set_port (stream, info->active_port->name); #endif /* PA_MICRO > 15 */ if (is_new) { g_hash_table_insert (control->priv->sources, GUINT_TO_POINTER (info->index), g_object_ref (stream)); add_stream (control, stream); } if (control->priv->default_source_name != NULL && info->name != NULL && strcmp (control->priv->default_source_name, info->name) == 0) { _set_default_source (control, stream); } } static void set_is_event_stream_from_proplist (GvcMixerStream *stream, pa_proplist *l) { const char *t; gboolean is_event_stream; is_event_stream = FALSE; if ((t = pa_proplist_gets (l, PA_PROP_MEDIA_ROLE))) { if (g_str_equal (t, "event")) is_event_stream = TRUE; } gvc_mixer_stream_set_is_event_stream (stream, is_event_stream); } static void set_application_id_from_proplist (GvcMixerStream *stream, pa_proplist *l) { const char *t; if ((t = pa_proplist_gets (l, PA_PROP_APPLICATION_ID))) { gvc_mixer_stream_set_application_id (stream, t); } } static void update_sink_input (GvcMixerControl *control, const pa_sink_input_info *info) { GvcMixerStream *stream; gboolean is_new; pa_volume_t max_volume; const char *name; #if 0 g_debug ("Updating sink input: index=%u name='%s' client=%u sink=%u", info->index, info->name, info->client, info->sink); #endif is_new = FALSE; stream = g_hash_table_lookup (control->priv->sink_inputs, GUINT_TO_POINTER (info->index)); if (stream == NULL) { GvcChannelMap *map; map = gvc_channel_map_new_from_pa_channel_map (&info->channel_map); stream = gvc_mixer_sink_input_new (control->priv->pa_context, info->index, map); g_object_unref (map); is_new = TRUE; } else if (gvc_mixer_stream_is_running (stream)) { /* Ignore events if volume changes are outstanding */ g_debug ("Ignoring event, volume changes are outstanding"); return; } max_volume = pa_cvolume_max (&info->volume); name = (const char *)g_hash_table_lookup (control->priv->clients, GUINT_TO_POINTER (info->client)); gvc_mixer_stream_set_name (stream, name); gvc_mixer_stream_set_description (stream, info->name); set_application_id_from_proplist (stream, info->proplist); set_is_event_stream_from_proplist (stream, info->proplist); set_icon_name_from_proplist (stream, info->proplist, "applications-multimedia"); gvc_mixer_stream_set_volume (stream, (guint)max_volume); gvc_mixer_stream_set_is_muted (stream, info->mute); gvc_mixer_stream_set_is_virtual (stream, info->client == PA_INVALID_INDEX); if (is_new) { g_hash_table_insert (control->priv->sink_inputs, GUINT_TO_POINTER (info->index), g_object_ref (stream)); add_stream (control, stream); } } static void update_source_output (GvcMixerControl *control, const pa_source_output_info *info) { GvcMixerStream *stream; gboolean is_new; const char *name; #if 1 g_debug ("Updating source output: index=%u name='%s' client=%u source=%u", info->index, info->name, info->client, info->source); #endif is_new = FALSE; stream = g_hash_table_lookup (control->priv->source_outputs, GUINT_TO_POINTER (info->index)); if (stream == NULL) { GvcChannelMap *map; map = gvc_channel_map_new_from_pa_channel_map (&info->channel_map); stream = gvc_mixer_source_output_new (control->priv->pa_context, info->index, map); g_object_unref (map); is_new = TRUE; } name = (const char *)g_hash_table_lookup (control->priv->clients, GUINT_TO_POINTER (info->client)); gvc_mixer_stream_set_name (stream, name); gvc_mixer_stream_set_description (stream, info->name); set_application_id_from_proplist (stream, info->proplist); set_is_event_stream_from_proplist (stream, info->proplist); set_icon_name_from_proplist (stream, info->proplist, "audio-input-microphone"); if (is_new) { g_hash_table_insert (control->priv->source_outputs, GUINT_TO_POINTER (info->index), g_object_ref (stream)); add_stream (control, stream); } } static void update_client (GvcMixerControl *control, const pa_client_info *info) { #if 1 g_debug ("Updating client: index=%u name='%s'", info->index, info->name); #endif g_hash_table_insert (control->priv->clients, GUINT_TO_POINTER (info->index), g_strdup (info->name)); } static char * card_num_streams_to_status (guint sinks, guint sources) { char *sinks_str; char *sources_str; char *ret; if (sinks == 0 && sources == 0) { /* translators: * The device has been disabled */ return g_strdup (_("Disabled")); } if (sinks == 0) { sinks_str = NULL; } else { /* translators: * The number of sound outputs on a particular device */ sinks_str = g_strdup_printf (ngettext ("%u Output", "%u Outputs", sinks), sinks); } if (sources == 0) { sources_str = NULL; } else { /* translators: * The number of sound inputs on a particular device */ sources_str = g_strdup_printf (ngettext ("%u Input", "%u Inputs", sources), sources); } if (sources_str == NULL) return sinks_str; if (sinks_str == NULL) return sources_str; ret = g_strdup_printf ("%s / %s", sinks_str, sources_str); g_free (sinks_str); g_free (sources_str); return ret; } static void update_card (GvcMixerControl *control, const pa_card_info *info) { GvcMixerCard *card; gboolean is_new = FALSE; #if 1 guint i; const char *key; void *state; g_debug ("Udpating card %s (index: %u driver: %s):", info->name, info->index, info->driver); for (i = 0; i < info->n_profiles; i++) { struct pa_card_profile_info pi = info->profiles[i]; gboolean is_default; is_default = (g_strcmp0 (pi.name, info->active_profile->name) == 0); g_debug ("\tProfile '%s': %d sources %d sinks%s", pi.name, pi.n_sources, pi.n_sinks, is_default ? " (Current)" : ""); } state = NULL; key = pa_proplist_iterate (info->proplist, &state); while (key != NULL) { g_debug ("\tProperty: '%s' = '%s'", key, pa_proplist_gets (info->proplist, key)); key = pa_proplist_iterate (info->proplist, &state); } #endif card = g_hash_table_lookup (control->priv->cards, GUINT_TO_POINTER (info->index)); if (card == NULL) { GList *list = NULL; for (i = 0; i < info->n_profiles; i++) { struct pa_card_profile_info pi = info->profiles[i]; GvcMixerCardProfile *profile; profile = g_new0 (GvcMixerCardProfile, 1); profile->profile = g_strdup (pi.name); profile->human_profile = g_strdup (pi.description); profile->status = card_num_streams_to_status (pi.n_sinks, pi.n_sources); profile->n_sinks = pi.n_sinks; profile->n_sources = pi.n_sources; profile->priority = pi.priority; list = g_list_prepend (list, profile); } card = gvc_mixer_card_new (control->priv->pa_context, info->index); gvc_mixer_card_set_profiles (card, list); is_new = TRUE; } gvc_mixer_card_set_name (card, pa_proplist_gets (info->proplist, "device.description")); gvc_mixer_card_set_icon_name (card, pa_proplist_gets (info->proplist, "device.icon_name")); gvc_mixer_card_set_profile (card, info->active_profile->name); if (is_new) { g_hash_table_insert (control->priv->cards, GUINT_TO_POINTER (info->index), g_object_ref (card)); } g_signal_emit (G_OBJECT (control), signals[CARD_ADDED], 0, info->index); } static void _pa_context_get_sink_info_cb (pa_context *context, const pa_sink_info *i, int eol, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); if (eol < 0) { if (pa_context_errno (context) == PA_ERR_NOENTITY) { return; } g_warning ("Sink callback failure"); return; } if (eol > 0) { dec_outstanding (control); return; } update_sink (control, i); } static void _pa_context_get_source_info_cb (pa_context *context, const pa_source_info *i, int eol, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); if (eol < 0) { if (pa_context_errno (context) == PA_ERR_NOENTITY) { return; } g_warning ("Source callback failure"); return; } if (eol > 0) { dec_outstanding (control); return; } update_source (control, i); } static void _pa_context_get_sink_input_info_cb (pa_context *context, const pa_sink_input_info *i, int eol, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); if (eol < 0) { if (pa_context_errno (context) == PA_ERR_NOENTITY) { return; } g_warning ("Sink input callback failure"); return; } if (eol > 0) { dec_outstanding (control); return; } update_sink_input (control, i); } static void _pa_context_get_source_output_info_cb (pa_context *context, const pa_source_output_info *i, int eol, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); if (eol < 0) { if (pa_context_errno (context) == PA_ERR_NOENTITY) { return; } g_warning ("Source output callback failure"); return; } if (eol > 0) { dec_outstanding (control); return; } update_source_output (control, i); } static void _pa_context_get_client_info_cb (pa_context *context, const pa_client_info *i, int eol, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); if (eol < 0) { if (pa_context_errno (context) == PA_ERR_NOENTITY) { return; } g_warning ("Client callback failure"); return; } if (eol > 0) { dec_outstanding (control); return; } update_client (control, i); } static void _pa_context_get_card_info_by_index_cb (pa_context *context, const pa_card_info *i, int eol, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); if (eol < 0) { if (pa_context_errno (context) == PA_ERR_NOENTITY) return; g_warning ("Card callback failure"); return; } if (eol > 0) { dec_outstanding (control); return; } update_card (control, i); } static void _pa_context_get_server_info_cb (pa_context *context, const pa_server_info *i, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); if (i == NULL) { g_warning ("Server info callback failure"); return; } update_server (control, i); dec_outstanding (control); } static void remove_event_role_stream (GvcMixerControl *control) { g_debug ("Removing event role"); } static void update_event_role_stream (GvcMixerControl *control, const pa_ext_stream_restore_info *info) { GvcMixerStream *stream; gboolean is_new; pa_volume_t max_volume; if (strcmp (info->name, "sink-input-by-media-role:event") != 0) { return; } #if 0 g_debug ("Updating event role: name='%s' device='%s'", info->name, info->device); #endif is_new = FALSE; if (!control->priv->event_sink_input_is_set) { pa_channel_map pa_map; GvcChannelMap *map; pa_map.channels = 1; pa_map.map[0] = PA_CHANNEL_POSITION_MONO; map = gvc_channel_map_new_from_pa_channel_map (&pa_map); stream = gvc_mixer_event_role_new (control->priv->pa_context, info->device, map); control->priv->event_sink_input_id = gvc_mixer_stream_get_id (stream); control->priv->event_sink_input_is_set = TRUE; is_new = TRUE; } else { stream = g_hash_table_lookup (control->priv->all_streams, GUINT_TO_POINTER (control->priv->event_sink_input_id)); } max_volume = pa_cvolume_max (&info->volume); gvc_mixer_stream_set_name (stream, _("System Sounds")); gvc_mixer_stream_set_icon_name (stream, "multimedia-volume-control"); gvc_mixer_stream_set_volume (stream, (guint)max_volume); gvc_mixer_stream_set_is_muted (stream, info->mute); if (is_new) { add_stream (control, stream); } } static void _pa_ext_stream_restore_read_cb (pa_context *context, const pa_ext_stream_restore_info *i, int eol, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); if (eol < 0) { g_debug ("Failed to initialized stream_restore extension: %s", pa_strerror (pa_context_errno (context))); remove_event_role_stream (control); return; } if (eol > 0) { dec_outstanding (control); /* If we don't have an event stream to restore, then * set one up with a default 100% volume */ if (!control->priv->event_sink_input_is_set) { pa_ext_stream_restore_info info; memset (&info, 0, sizeof(info)); info.name = "sink-input-by-media-role:event"; info.volume.channels = 1; info.volume.values[0] = PA_VOLUME_NORM; update_event_role_stream (control, &info); } return; } update_event_role_stream (control, i); } static void _pa_ext_stream_restore_subscribe_cb (pa_context *context, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); pa_operation *o; o = pa_ext_stream_restore_read (context, _pa_ext_stream_restore_read_cb, control); if (o == NULL) { g_warning ("pa_ext_stream_restore_read() failed"); return; } pa_operation_unref (o); } static void req_update_server_info (GvcMixerControl *control, int index) { pa_operation *o; o = pa_context_get_server_info (control->priv->pa_context, _pa_context_get_server_info_cb, control); if (o == NULL) { g_warning ("pa_context_get_server_info() failed"); return; } pa_operation_unref (o); } static void req_update_client_info (GvcMixerControl *control, int index) { pa_operation *o; if (index < 0) { o = pa_context_get_client_info_list (control->priv->pa_context, _pa_context_get_client_info_cb, control); } else { o = pa_context_get_client_info (control->priv->pa_context, index, _pa_context_get_client_info_cb, control); } if (o == NULL) { g_warning ("pa_context_client_info_list() failed"); return; } pa_operation_unref (o); } static void req_update_card (GvcMixerControl *control, int index) { pa_operation *o; if (index < 0) { o = pa_context_get_card_info_list (control->priv->pa_context, _pa_context_get_card_info_by_index_cb, control); } else { o = pa_context_get_card_info_by_index (control->priv->pa_context, index, _pa_context_get_card_info_by_index_cb, control); } if (o == NULL) { g_warning ("pa_context_get_card_info_by_index() failed"); return; } pa_operation_unref (o); } static void req_update_sink_info (GvcMixerControl *control, int index) { pa_operation *o; if (index < 0) { o = pa_context_get_sink_info_list (control->priv->pa_context, _pa_context_get_sink_info_cb, control); } else { o = pa_context_get_sink_info_by_index (control->priv->pa_context, index, _pa_context_get_sink_info_cb, control); } if (o == NULL) { g_warning ("pa_context_get_sink_info_list() failed"); return; } pa_operation_unref (o); } static void req_update_source_info (GvcMixerControl *control, int index) { pa_operation *o; if (index < 0) { o = pa_context_get_source_info_list (control->priv->pa_context, _pa_context_get_source_info_cb, control); } else { o = pa_context_get_source_info_by_index(control->priv->pa_context, index, _pa_context_get_source_info_cb, control); } if (o == NULL) { g_warning ("pa_context_get_source_info_list() failed"); return; } pa_operation_unref (o); } static void req_update_sink_input_info (GvcMixerControl *control, int index) { pa_operation *o; if (index < 0) { o = pa_context_get_sink_input_info_list (control->priv->pa_context, _pa_context_get_sink_input_info_cb, control); } else { o = pa_context_get_sink_input_info (control->priv->pa_context, index, _pa_context_get_sink_input_info_cb, control); } if (o == NULL) { g_warning ("pa_context_get_sink_input_info_list() failed"); return; } pa_operation_unref (o); } static void req_update_source_output_info (GvcMixerControl *control, int index) { pa_operation *o; if (index < 0) { o = pa_context_get_source_output_info_list (control->priv->pa_context, _pa_context_get_source_output_info_cb, control); } else { o = pa_context_get_source_output_info (control->priv->pa_context, index, _pa_context_get_source_output_info_cb, control); } if (o == NULL) { g_warning ("pa_context_get_source_output_info_list() failed"); return; } pa_operation_unref (o); } static void remove_client (GvcMixerControl *control, guint index) { g_hash_table_remove (control->priv->clients, GUINT_TO_POINTER (index)); } static void remove_card (GvcMixerControl *control, guint index) { g_hash_table_remove (control->priv->cards, GUINT_TO_POINTER (index)); g_signal_emit (G_OBJECT (control), signals[CARD_REMOVED], 0, index); } static void remove_sink (GvcMixerControl *control, guint index) { GvcMixerStream *stream; #if 0 g_debug ("Removing sink: index=%u", index); #endif stream = g_hash_table_lookup (control->priv->sinks, GUINT_TO_POINTER (index)); if (stream == NULL) { return; } g_hash_table_remove (control->priv->sinks, GUINT_TO_POINTER (index)); remove_stream (control, stream); } static void remove_source (GvcMixerControl *control, guint index) { GvcMixerStream *stream; #if 0 g_debug ("Removing source: index=%u", index); #endif stream = g_hash_table_lookup (control->priv->sources, GUINT_TO_POINTER (index)); if (stream == NULL) { return; } g_hash_table_remove (control->priv->sources, GUINT_TO_POINTER (index)); remove_stream (control, stream); } static void remove_sink_input (GvcMixerControl *control, guint index) { GvcMixerStream *stream; #if 0 g_debug ("Removing sink input: index=%u", index); #endif stream = g_hash_table_lookup (control->priv->sink_inputs, GUINT_TO_POINTER (index)); if (stream == NULL) { return; } g_hash_table_remove (control->priv->sink_inputs, GUINT_TO_POINTER (index)); remove_stream (control, stream); } static void remove_source_output (GvcMixerControl *control, guint index) { GvcMixerStream *stream; #if 0 g_debug ("Removing source output: index=%u", index); #endif stream = g_hash_table_lookup (control->priv->source_outputs, GUINT_TO_POINTER (index)); if (stream == NULL) { return; } g_hash_table_remove (control->priv->source_outputs, GUINT_TO_POINTER (index)); remove_stream (control, stream); } static void _pa_context_subscribe_cb (pa_context *context, pa_subscription_event_type_t t, uint32_t index, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); switch (t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) { case PA_SUBSCRIPTION_EVENT_SINK: if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { remove_sink (control, index); } else { req_update_sink_info (control, index); } break; case PA_SUBSCRIPTION_EVENT_SOURCE: if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { remove_source (control, index); } else { req_update_source_info (control, index); } break; case PA_SUBSCRIPTION_EVENT_SINK_INPUT: if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { remove_sink_input (control, index); } else { req_update_sink_input_info (control, index); } break; case PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT: if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { remove_source_output (control, index); } else { req_update_source_output_info (control, index); } break; case PA_SUBSCRIPTION_EVENT_CLIENT: if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { remove_client (control, index); } else { req_update_client_info (control, index); } break; case PA_SUBSCRIPTION_EVENT_SERVER: req_update_server_info (control, index); break; case PA_SUBSCRIPTION_EVENT_CARD: if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { remove_card (control, index); } else { req_update_card (control, index); } break; } } static void gvc_mixer_control_ready (GvcMixerControl *control) { pa_operation *o; pa_context_set_subscribe_callback (control->priv->pa_context, _pa_context_subscribe_cb, control); o = pa_context_subscribe (control->priv->pa_context, (pa_subscription_mask_t) (PA_SUBSCRIPTION_MASK_SINK| PA_SUBSCRIPTION_MASK_SOURCE| PA_SUBSCRIPTION_MASK_SINK_INPUT| PA_SUBSCRIPTION_MASK_SOURCE_OUTPUT| PA_SUBSCRIPTION_MASK_CLIENT| PA_SUBSCRIPTION_MASK_SERVER| PA_SUBSCRIPTION_MASK_CARD), NULL, NULL); if (o == NULL) { g_warning ("pa_context_subscribe() failed"); return; } pa_operation_unref (o); req_update_server_info (control, -1); req_update_client_info (control, -1); req_update_sink_info (control, -1); req_update_source_info (control, -1); req_update_sink_input_info (control, -1); req_update_source_output_info (control, -1); req_update_card (control, -1); control->priv->n_outstanding = 6; /* This call is not always supported */ o = pa_ext_stream_restore_read (control->priv->pa_context, _pa_ext_stream_restore_read_cb, control); if (o != NULL) { pa_operation_unref (o); control->priv->n_outstanding++; pa_ext_stream_restore_set_subscribe_cb (control->priv->pa_context, _pa_ext_stream_restore_subscribe_cb, control); o = pa_ext_stream_restore_subscribe (control->priv->pa_context, 1, NULL, NULL); if (o != NULL) { pa_operation_unref (o); } } else { g_debug ("Failed to initialized stream_restore extension: %s", pa_strerror (pa_context_errno (control->priv->pa_context))); } } static void gvc_mixer_new_pa_context (GvcMixerControl *self) { pa_proplist *proplist; g_return_if_fail (self); g_return_if_fail (!self->priv->pa_context); proplist = pa_proplist_new (); pa_proplist_sets (proplist, PA_PROP_APPLICATION_NAME, self->priv->name); pa_proplist_sets (proplist, PA_PROP_APPLICATION_ID, "org.gnome.VolumeControl"); pa_proplist_sets (proplist, PA_PROP_APPLICATION_ICON_NAME, "multimedia-volume-control"); pa_proplist_sets (proplist, PA_PROP_APPLICATION_VERSION, PACKAGE_VERSION); self->priv->pa_context = pa_context_new_with_proplist (self->priv->pa_api, NULL, proplist); pa_proplist_free (proplist); g_assert (self->priv->pa_context); } static void remove_all_streams (GvcMixerControl *control, GHashTable *hash_table) { GHashTableIter iter; gpointer key, value; g_hash_table_iter_init (&iter, hash_table); while (g_hash_table_iter_next (&iter, &key, &value)) { remove_stream (control, value); g_hash_table_iter_remove (&iter); } } static gboolean idle_reconnect (gpointer data) { GvcMixerControl *control = GVC_MIXER_CONTROL (data); GHashTableIter iter; gpointer key, value; g_return_val_if_fail (control, FALSE); if (control->priv->pa_context) { pa_context_unref (control->priv->pa_context); control->priv->pa_context = NULL; gvc_mixer_new_pa_context (control); } remove_all_streams (control, control->priv->sinks); remove_all_streams (control, control->priv->sources); remove_all_streams (control, control->priv->sink_inputs); remove_all_streams (control, control->priv->source_outputs); g_hash_table_iter_init (&iter, control->priv->clients); while (g_hash_table_iter_next (&iter, &key, &value)) g_hash_table_iter_remove (&iter); gvc_mixer_control_open (control); /* cannot fail */ control->priv->reconnect_id = 0; return FALSE; } static void _pa_context_state_cb (pa_context *context, void *userdata) { GvcMixerControl *control = GVC_MIXER_CONTROL (userdata); switch (pa_context_get_state (context)) { case PA_CONTEXT_UNCONNECTED: case PA_CONTEXT_CONNECTING: case PA_CONTEXT_AUTHORIZING: case PA_CONTEXT_SETTING_NAME: break; case PA_CONTEXT_READY: gvc_mixer_control_ready (control); break; case PA_CONTEXT_FAILED: g_warning ("Connection failed, reconnecting..."); if (control->priv->reconnect_id == 0) control->priv->reconnect_id = g_timeout_add_seconds (RECONNECT_DELAY, idle_reconnect, control); break; case PA_CONTEXT_TERMINATED: default: /* FIXME: */ break; } } gboolean gvc_mixer_control_open (GvcMixerControl *control) { int res; g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), FALSE); g_return_val_if_fail (control->priv->pa_context != NULL, FALSE); g_return_val_if_fail (pa_context_get_state (control->priv->pa_context) == PA_CONTEXT_UNCONNECTED, FALSE); pa_context_set_state_callback (control->priv->pa_context, _pa_context_state_cb, control); g_signal_emit (G_OBJECT (control), signals[CONNECTING], 0); res = pa_context_connect (control->priv->pa_context, NULL, (pa_context_flags_t) PA_CONTEXT_NOFAIL, NULL); if (res < 0) { g_warning ("Failed to connect context: %s", pa_strerror (pa_context_errno (control->priv->pa_context))); } return res; } gboolean gvc_mixer_control_close (GvcMixerControl *control) { g_return_val_if_fail (GVC_IS_MIXER_CONTROL (control), FALSE); g_return_val_if_fail (control->priv->pa_context != NULL, FALSE); pa_context_disconnect (control->priv->pa_context); return TRUE; } static void gvc_mixer_control_dispose (GObject *object) { GvcMixerControl *control = GVC_MIXER_CONTROL (object); if (control->priv->reconnect_id != 0) { g_source_remove (control->priv->reconnect_id); control->priv->reconnect_id = 0; } if (control->priv->pa_context != NULL) { pa_context_unref (control->priv->pa_context); control->priv->pa_context = NULL; } if (control->priv->default_source_name != NULL) { g_free (control->priv->default_source_name); control->priv->default_source_name = NULL; } if (control->priv->default_sink_name != NULL) { g_free (control->priv->default_sink_name); control->priv->default_sink_name = NULL; } if (control->priv->pa_mainloop != NULL) { pa_glib_mainloop_free (control->priv->pa_mainloop); control->priv->pa_mainloop = NULL; } if (control->priv->all_streams != NULL) { g_hash_table_destroy (control->priv->all_streams); control->priv->all_streams = NULL; } if (control->priv->sinks != NULL) { g_hash_table_destroy (control->priv->sinks); control->priv->sinks = NULL; } if (control->priv->sources != NULL) { g_hash_table_destroy (control->priv->sources); control->priv->sources = NULL; } if (control->priv->sink_inputs != NULL) { g_hash_table_destroy (control->priv->sink_inputs); control->priv->sink_inputs = NULL; } if (control->priv->source_outputs != NULL) { g_hash_table_destroy (control->priv->source_outputs); control->priv->source_outputs = NULL; } if (control->priv->clients != NULL) { g_hash_table_destroy (control->priv->clients); control->priv->clients = NULL; } if (control->priv->cards != NULL) { g_hash_table_destroy (control->priv->cards); control->priv->cards = NULL; } G_OBJECT_CLASS (gvc_mixer_control_parent_class)->dispose (object); } static void gvc_mixer_control_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { GvcMixerControl *self = GVC_MIXER_CONTROL (object); switch (prop_id) { case PROP_NAME: g_free (self->priv->name); self->priv->name = g_value_dup_string (value); g_object_notify (G_OBJECT (self), "name"); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gvc_mixer_control_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { GvcMixerControl *self = GVC_MIXER_CONTROL (object); switch (prop_id) { case PROP_NAME: g_value_set_string (value, self->priv->name); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static GObject * gvc_mixer_control_constructor (GType type, guint n_construct_properties, GObjectConstructParam *construct_params) { GObject *object; GvcMixerControl *self; object = G_OBJECT_CLASS (gvc_mixer_control_parent_class)->constructor (type, n_construct_properties, construct_params); self = GVC_MIXER_CONTROL (object); gvc_mixer_new_pa_context (self); return object; } static void gvc_mixer_control_class_init (GvcMixerControlClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->constructor = gvc_mixer_control_constructor; object_class->dispose = gvc_mixer_control_dispose; object_class->finalize = gvc_mixer_control_finalize; object_class->set_property = gvc_mixer_control_set_property; object_class->get_property = gvc_mixer_control_get_property; g_object_class_install_property (object_class, PROP_NAME, g_param_spec_string ("name", "Name", "Name to display for this mixer control", NULL, G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY)); signals [CONNECTING] = g_signal_new ("connecting", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GvcMixerControlClass, connecting), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals [READY] = g_signal_new ("ready", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GvcMixerControlClass, ready), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals [STREAM_ADDED] = g_signal_new ("stream-added", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GvcMixerControlClass, stream_added), NULL, NULL, g_cclosure_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT); signals [STREAM_REMOVED] = g_signal_new ("stream-removed", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GvcMixerControlClass, stream_removed), NULL, NULL, g_cclosure_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT); signals [CARD_ADDED] = g_signal_new ("card-added", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GvcMixerControlClass, card_added), NULL, NULL, g_cclosure_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT); signals [CARD_REMOVED] = g_signal_new ("card-removed", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GvcMixerControlClass, card_removed), NULL, NULL, g_cclosure_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT); signals [DEFAULT_SINK_CHANGED] = g_signal_new ("default-sink-changed", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GvcMixerControlClass, default_sink_changed), NULL, NULL, g_cclosure_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT); signals [DEFAULT_SOURCE_CHANGED] = g_signal_new ("default-source-changed", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GvcMixerControlClass, default_source_changed), NULL, NULL, g_cclosure_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT); g_type_class_add_private (klass, sizeof (GvcMixerControlPrivate)); } static void gvc_mixer_control_init (GvcMixerControl *control) { control->priv = GVC_MIXER_CONTROL_GET_PRIVATE (control); control->priv->pa_mainloop = pa_glib_mainloop_new (g_main_context_default ()); g_assert (control->priv->pa_mainloop); control->priv->pa_api = pa_glib_mainloop_get_api (control->priv->pa_mainloop); g_assert (control->priv->pa_api); control->priv->all_streams = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify)g_object_unref); control->priv->sinks = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify)g_object_unref); control->priv->sources = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify)g_object_unref); control->priv->sink_inputs = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify)g_object_unref); control->priv->source_outputs = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify)g_object_unref); control->priv->cards = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify)g_object_unref); control->priv->clients = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify)g_free); } static void gvc_mixer_control_finalize (GObject *object) { GvcMixerControl *mixer_control; g_return_if_fail (object != NULL); g_return_if_fail (GVC_IS_MIXER_CONTROL (object)); mixer_control = GVC_MIXER_CONTROL (object); g_free (mixer_control->priv->name); mixer_control->priv->name = NULL; g_return_if_fail (mixer_control->priv != NULL); G_OBJECT_CLASS (gvc_mixer_control_parent_class)->finalize (object); } GvcMixerControl * gvc_mixer_control_new (const char *name) { GObject *control; control = g_object_new (GVC_TYPE_MIXER_CONTROL, "name", name, NULL); return GVC_MIXER_CONTROL (control); } /* FIXME: Remove when PA 0.9.23 is used */ #ifndef PA_VOLUME_UI_MAX #define PA_VOLUME_UI_MAX pa_sw_volume_from_dB(+11.0) #endif gdouble gvc_mixer_control_get_vol_max_norm (GvcMixerControl *control) { return (gdouble) PA_VOLUME_NORM; } gdouble gvc_mixer_control_get_vol_max_amplified (GvcMixerControl *control) { return (gdouble) PA_VOLUME_UI_MAX; }