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authorStefano Karapetsas <[email protected]>2011-12-11 13:11:15 +0100
committerStefano Karapetsas <[email protected]>2011-12-11 13:11:15 +0100
commit4ee2559eaaf2a94ac26c265517e9604a72729360 (patch)
treef24e3e3294c2b75819755289e592bf2e28e668c4 /mate-volume-control/src/gvc-mixer-control.c
downloadmate-media-4ee2559eaaf2a94ac26c265517e9604a72729360.tar.bz2
mate-media-4ee2559eaaf2a94ac26c265517e9604a72729360.tar.xz
moved from Mate-Extra
Diffstat (limited to 'mate-volume-control/src/gvc-mixer-control.c')
-rw-r--r--mate-volume-control/src/gvc-mixer-control.c2150
1 files changed, 2150 insertions, 0 deletions
diff --git a/mate-volume-control/src/gvc-mixer-control.c b/mate-volume-control/src/gvc-mixer-control.c
new file mode 100644
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--- /dev/null
+++ b/mate-volume-control/src/gvc-mixer-control.c
@@ -0,0 +1,2150 @@
+/* -*- 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;
+ 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;
+
+ 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_card_index (stream, info->card);
+ 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));
+ 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);
+ 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->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.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);
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-04-30 13:31:43 +0000