diff options
Diffstat (limited to 'plugins/media-keys/cut-n-paste/gvc-mixer-control.c')
| -rw-r--r-- | plugins/media-keys/cut-n-paste/gvc-mixer-control.c | 2123 |
1 files changed, 2123 insertions, 0 deletions
diff --git a/plugins/media-keys/cut-n-paste/gvc-mixer-control.c b/plugins/media-keys/cut-n-paste/gvc-mixer-control.c new file mode 100644 index 0000000..2c8d510 --- /dev/null +++ b/plugins/media-keys/cut-n-paste/gvc-mixer-control.c @@ -0,0 +1,2123 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- + * + * Copyright (C) 2006-2008 Lennart Poettering + * Copyright (C) 2008 Sjoerd Simons <[email protected]> + * 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 <stdlib.h> +#include <stdio.h> +#include <unistd.h> + +#include <glib.h> +#include <glib/gi18n.h> + +#include <pulse/pulseaudio.h> +#include <pulse/glib-mainloop.h> +#include <pulse/ext-stream-restore.h> + +#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" + +#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; +} + +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; +} + +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; +} + +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)); +} + +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); +} + +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); +} + +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); +} + +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); +} + +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); +} + +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); +} + +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); +} + +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; + 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) { + control->priv->default_sink_id = 0; + control->priv->default_sink_is_set = FALSE; + 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; + + if ((control->priv->default_source_name == NULL + && name != NULL) + || (control->priv->default_source_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; + + if ((control->priv->default_sink_name == NULL + && name != NULL) + || (control->priv->default_sink_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 +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_description (stream, info->description); + gvc_mixer_stream_set_icon_name (stream, "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)); +#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 = 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_description (stream, info->description); + gvc_mixer_stream_set_icon_name (stream, "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_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_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 +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; +#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->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); + 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.mate.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->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); +} |