1 files changed, 499 insertions, 0 deletions
diff --git a/mate-volume-control/src/gvc-speaker-test.c b/mate-volume-control/src/gvc-speaker-test.c
new file mode 100644
index 0000000..b3bb99c
--- /dev/null
+++ b/mate-volume-control/src/gvc-speaker-test.c
@@ -0,0 +1,499 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2009 Bastien Nocera
+ *
+ * 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 <gtk/gtk.h>
+#include <canberra.h>
+#include <canberra-gtk.h>
+
+#include "gvc-speaker-test.h"
+#include "gvc-mixer-stream.h"
+#include "gvc-mixer-card.h"
+
+#define GVC_SPEAKER_TEST_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GVC_TYPE_SPEAKER_TEST, GvcSpeakerTestPrivate))
+
+struct GvcSpeakerTestPrivate
+{
+ GtkWidget *channel_controls[PA_CHANNEL_POSITION_MAX];
+ ca_context *canberra;
+ GvcMixerCard *card;
+ GvcMixerControl *control;
+};
+
+enum {
+ COL_NAME,
+ COL_HUMAN_NAME,
+ NUM_COLS
+};
+
+enum {
+ PROP_0,
+ PROP_CARD,
+ PROP_CONTROL
+};
+
+static void gvc_speaker_test_class_init (GvcSpeakerTestClass *klass);
+static void gvc_speaker_test_init (GvcSpeakerTest *speaker_test);
+static void gvc_speaker_test_finalize (GObject *object);
+static void update_channel_map (GvcSpeakerTest *speaker_test);
+
+G_DEFINE_TYPE (GvcSpeakerTest, gvc_speaker_test, GTK_TYPE_TABLE)
+
+static const int position_table[] = {
+ /* Position, X, Y */
+ PA_CHANNEL_POSITION_FRONT_LEFT, 0, 0,
+ PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER, 1, 0,
+ PA_CHANNEL_POSITION_FRONT_CENTER, 2, 0,
+ PA_CHANNEL_POSITION_MONO, 2, 0,
+ PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER, 3, 0,
+ PA_CHANNEL_POSITION_FRONT_RIGHT, 4, 0,
+ PA_CHANNEL_POSITION_SIDE_LEFT, 0, 1,
+ PA_CHANNEL_POSITION_SIDE_RIGHT, 4, 1,
+ PA_CHANNEL_POSITION_REAR_LEFT, 0, 2,
+ PA_CHANNEL_POSITION_REAR_CENTER, 2, 2,
+ PA_CHANNEL_POSITION_REAR_RIGHT, 4, 2,
+ PA_CHANNEL_POSITION_LFE, 3, 2
+};
+
+static void
+gvc_speaker_test_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GvcSpeakerTest *self = GVC_SPEAKER_TEST (object);
+
+ switch (prop_id) {
+ case PROP_CARD:
+ self->priv->card = g_value_dup_object (value);
+ if (self->priv->control != NULL)
+ update_channel_map (self);
+ break;
+ case PROP_CONTROL:
+ self->priv->control = g_value_dup_object (value);
+ if (self->priv->card != NULL)
+ update_channel_map (self);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gvc_speaker_test_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GvcSpeakerTest *self = GVC_SPEAKER_TEST (object);
+
+ switch (prop_id) {
+ case PROP_CARD:
+ g_value_set_object (value, self->priv->card);
+ break;
+ case PROP_CONTROL:
+ g_value_set_object (value, self->priv->control);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gvc_speaker_test_class_init (GvcSpeakerTestClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->finalize = gvc_speaker_test_finalize;
+ object_class->set_property = gvc_speaker_test_set_property;
+ object_class->get_property = gvc_speaker_test_get_property;
+
+ g_object_class_install_property (object_class,
+ PROP_CARD,
+ g_param_spec_object ("card",
+ "card",
+ "The card",
+ GVC_TYPE_MIXER_CARD,
+ G_PARAM_READWRITE|G_PARAM_CONSTRUCT));
+ g_object_class_install_property (object_class,
+ PROP_CONTROL,
+ g_param_spec_object ("control",
+ "control",
+ "The mixer controller",
+ GVC_TYPE_MIXER_CONTROL,
+ G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY));
+ g_type_class_add_private (klass, sizeof (GvcSpeakerTestPrivate));
+}
+
+static const char *
+sound_name (pa_channel_position_t position)
+{
+ switch (position) {
+ case PA_CHANNEL_POSITION_FRONT_LEFT:
+ return "audio-channel-front-left";
+ case PA_CHANNEL_POSITION_FRONT_RIGHT:
+ return "audio-channel-front-right";
+ case PA_CHANNEL_POSITION_FRONT_CENTER:
+ return "audio-channel-front-center";
+ case PA_CHANNEL_POSITION_REAR_LEFT:
+ return "audio-channel-rear-left";
+ case PA_CHANNEL_POSITION_REAR_RIGHT:
+ return "audio-channel-rear-right";
+ case PA_CHANNEL_POSITION_REAR_CENTER:
+ return "audio-channel-rear-center";
+ case PA_CHANNEL_POSITION_LFE:
+ return "audio-channel-lfe";
+ case PA_CHANNEL_POSITION_SIDE_LEFT:
+ return "audio-channel-side-left";
+ case PA_CHANNEL_POSITION_SIDE_RIGHT:
+ return "audio-channel-side-right";
+ default:
+ return NULL;
+ }
+}
+
+static const char *
+icon_name (pa_channel_position_t position, gboolean playing)
+{
+ switch (position) {
+ case PA_CHANNEL_POSITION_FRONT_LEFT:
+ return playing ? "audio-speaker-left-testing" : "audio-speaker-left";
+ case PA_CHANNEL_POSITION_FRONT_RIGHT:
+ return playing ? "audio-speaker-right-testing" : "audio-speaker-right";
+ case PA_CHANNEL_POSITION_FRONT_CENTER:
+ return playing ? "audio-speaker-center-testing" : "audio-speaker-center";
+ case PA_CHANNEL_POSITION_REAR_LEFT:
+ return playing ? "audio-speaker-left-back-testing" : "audio-speaker-left-back";
+ case PA_CHANNEL_POSITION_REAR_RIGHT:
+ return playing ? "audio-speaker-right-back-testing" : "audio-speaker-right-back";
+ case PA_CHANNEL_POSITION_REAR_CENTER:
+ return playing ? "audio-speaker-center-back-testing" : "audio-speaker-center-back";
+ case PA_CHANNEL_POSITION_LFE:
+ return playing ? "audio-subwoofer-testing" : "audio-subwoofer";
+ case PA_CHANNEL_POSITION_SIDE_LEFT:
+ return playing ? "audio-speaker-left-side-testing" : "audio-speaker-left-side";
+ case PA_CHANNEL_POSITION_SIDE_RIGHT:
+ return playing ? "audio-speaker-right-side-testing" : "audio-speaker-right-side";
+ default:
+ return NULL;
+ }
+}
+
+static void
+update_button (GtkWidget *control)
+{
+ GtkWidget *button;
+ GtkWidget *image;
+ pa_channel_position_t position;
+ gboolean playing;
+
+ button = g_object_get_data (G_OBJECT (control), "button");
+ image = g_object_get_data (G_OBJECT (control), "image");
+ position = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (control), "position"));
+ playing = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (control), "playing"));
+ gtk_button_set_label (GTK_BUTTON (button), playing ? _("Stop") : _("Test"));
+ gtk_image_set_from_icon_name (GTK_IMAGE (image), icon_name (position, playing), GTK_ICON_SIZE_DIALOG);
+}
+
+static const char *
+pretty_position (pa_channel_position_t position)
+{
+ if (position == PA_CHANNEL_POSITION_LFE)
+ return N_("Subwoofer");
+
+ return pa_channel_position_to_pretty_string (position);
+}
+
+static gboolean
+idle_cb (GtkWidget *control)
+{
+ if (control == NULL)
+ return FALSE;
+
+ /* This is called in the background thread, hence
+ * forward to main thread via idle callback */
+ g_object_set_data (G_OBJECT (control), "playing", GINT_TO_POINTER(FALSE));
+ update_button (control);
+
+ return FALSE;
+}
+
+static void
+finish_cb (ca_context *c, uint32_t id, int error_code, void *userdata)
+{
+ GtkWidget *control = (GtkWidget *) userdata;
+
+ if (error_code == CA_ERROR_DESTROYED || control == NULL)
+ return;
+ g_idle_add ((GSourceFunc) idle_cb, control);
+}
+
+static void
+on_test_button_clicked (GtkButton *button,
+ GtkWidget *control)
+{
+ gboolean playing;
+ ca_context *canberra;
+
+ canberra = g_object_get_data (G_OBJECT (control), "canberra");
+
+ ca_context_cancel (canberra, 1);
+
+ playing = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (control), "playing"));
+
+ if (playing) {
+ g_object_set_data (G_OBJECT (control), "playing", GINT_TO_POINTER(FALSE));
+ } else {
+ pa_channel_position_t position;
+ const char *name;
+ ca_proplist *proplist;
+
+ position = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (control), "position"));
+
+ ca_proplist_create (&proplist);
+ ca_proplist_sets (proplist, CA_PROP_MEDIA_ROLE, "test");
+ ca_proplist_sets (proplist, CA_PROP_MEDIA_NAME, pretty_position (position));
+ ca_proplist_sets (proplist, CA_PROP_CANBERRA_FORCE_CHANNEL,
+ pa_channel_position_to_string (position));
+ ca_proplist_sets (proplist, CA_PROP_CANBERRA_ENABLE, "1");
+
+ name = sound_name (position);
+ if (name != NULL) {
+ ca_proplist_sets (proplist, CA_PROP_EVENT_ID, name);
+ playing = ca_context_play_full (canberra, 1, proplist, finish_cb, control) >= 0;
+ }
+
+ if (!playing) {
+ ca_proplist_sets (proplist, CA_PROP_EVENT_ID, "audio-test-signal");
+ playing = ca_context_play_full (canberra, 1, proplist, finish_cb, control) >= 0;
+ }
+
+ if (!playing) {
+ ca_proplist_sets(proplist, CA_PROP_EVENT_ID, "bell-window-system");
+ playing = ca_context_play_full (canberra, 1, proplist, finish_cb, control) >= 0;
+ }
+ g_object_set_data (G_OBJECT (control), "playing", GINT_TO_POINTER(playing));
+ }
+
+ update_button (control);
+}
+
+static GtkWidget *
+channel_control_new (ca_context *canberra, pa_channel_position_t position)
+{
+ GtkWidget *control;
+ GtkWidget *box;
+ GtkWidget *label;
+ GtkWidget *image;
+ GtkWidget *test_button;
+ const char *name;
+
+ control = gtk_vbox_new (FALSE, 6);
+ g_object_set_data (G_OBJECT (control), "playing", GINT_TO_POINTER(FALSE));
+ g_object_set_data (G_OBJECT (control), "position", GINT_TO_POINTER(position));
+ g_object_set_data (G_OBJECT (control), "canberra", canberra);
+
+ name = icon_name (position, FALSE);
+ if (name == NULL)
+ name = "audio-volume-medium";
+ image = gtk_image_new_from_icon_name (name, GTK_ICON_SIZE_DIALOG);
+ g_object_set_data (G_OBJECT (control), "image", image);
+ gtk_box_pack_start (GTK_BOX (control), image, FALSE, FALSE, 0);
+
+ label = gtk_label_new (pretty_position (position));
+ gtk_box_pack_start (GTK_BOX (control), label, FALSE, FALSE, 0);
+
+ test_button = gtk_button_new_with_label (_("Test"));
+ g_signal_connect (G_OBJECT (test_button), "clicked",
+ G_CALLBACK (on_test_button_clicked), control);
+ g_object_set_data (G_OBJECT (control), "button", test_button);
+
+ box = gtk_hbox_new (FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (box), test_button, TRUE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (control), box, FALSE, FALSE, 0);
+
+ gtk_widget_show_all (control);
+
+ return control;
+}
+
+static void
+create_channel_controls (GvcSpeakerTest *speaker_test)
+{
+ guint i;
+
+ for (i = 0; i < G_N_ELEMENTS (position_table); i += 3) {
+ speaker_test->priv->channel_controls[position_table[i]] = channel_control_new (speaker_test->priv->canberra, (pa_channel_position_t) position_table[i]);
+ gtk_table_attach (GTK_TABLE (speaker_test),
+ speaker_test->priv->channel_controls[position_table[i]],
+ position_table[i+1],
+ position_table[i+1]+1,
+ position_table[i+2],
+ position_table[i+2]+1,
+ GTK_EXPAND, GTK_EXPAND, 0, 0);
+ }
+}
+
+static const GvcChannelMap *
+get_channel_map_for_card (GvcMixerControl *control,
+ GvcMixerCard *card,
+ char **output_name)
+{
+ int card_index;
+ GSList *sinks, *l;
+ GvcMixerStream *stream;
+ const GvcChannelMap *map;
+
+ /* This gets the channel map for the only
+ * output for the card */
+
+ card_index = gvc_mixer_card_get_index (card);
+ if (card_index == PA_INVALID_INDEX)
+ return NULL;
+ sinks = gvc_mixer_control_get_sinks (control);
+ stream = NULL;
+ for (l = sinks; l != NULL; l = l->next) {
+ GvcMixerStream *s = l->data;
+ if (gvc_mixer_stream_get_card_index (s) == card_index) {
+ stream = g_object_ref (s);
+ break;
+ }
+ }
+ g_slist_free (sinks);
+
+ g_assert (stream);
+
+ g_debug ("Found stream '%s' for card '%s'",
+ gvc_mixer_stream_get_name (stream),
+ gvc_mixer_card_get_name (card));
+
+ *output_name = g_strdup (gvc_mixer_stream_get_name (stream));
+ map = gvc_mixer_stream_get_channel_map (stream);
+
+ g_debug ("Got channel map '%s' for port '%s'",
+ gvc_channel_map_get_mapping (map), *output_name);
+
+ return map;
+}
+
+static void
+update_channel_map (GvcSpeakerTest *speaker_test)
+{
+ guint i;
+ const GvcChannelMap *map;
+ char *output_name;
+
+ g_return_if_fail (speaker_test->priv->control != NULL);
+ g_return_if_fail (speaker_test->priv->card != NULL);
+
+ g_debug ("XXX update_channel_map called XXX");
+
+ map = get_channel_map_for_card (speaker_test->priv->control,
+ speaker_test->priv->card,
+ &output_name);
+
+ g_return_if_fail (map != NULL);
+
+ ca_context_change_device (speaker_test->priv->canberra, output_name);
+ g_free (output_name);
+
+ for (i = 0; i < G_N_ELEMENTS (position_table); i += 3) {
+ gtk_widget_set_visible (speaker_test->priv->channel_controls[position_table[i]],
+ gvc_channel_map_has_position(map, position_table[i]));
+ }
+}
+
+static void
+gvc_speaker_test_init (GvcSpeakerTest *speaker_test)
+{
+ GtkWidget *face;
+
+ speaker_test->priv = GVC_SPEAKER_TEST_GET_PRIVATE (speaker_test);
+
+ ca_context_create (&speaker_test->priv->canberra);
+ ca_context_set_driver (speaker_test->priv->canberra, "pulse");
+ ca_context_change_props (speaker_test->priv->canberra,
+ CA_PROP_APPLICATION_ID, "org.mate.VolumeControl",
+ NULL);
+
+ gtk_table_resize (GTK_TABLE (speaker_test), 3, 5);
+ gtk_container_set_border_width (GTK_CONTAINER (speaker_test), 12);
+ gtk_table_set_homogeneous (GTK_TABLE (speaker_test), TRUE);
+ gtk_table_set_row_spacings (GTK_TABLE (speaker_test), 12);
+ gtk_table_set_col_spacings (GTK_TABLE (speaker_test), 12);
+
+ create_channel_controls (speaker_test);
+
+ face = gtk_image_new_from_icon_name ("face-smile", GTK_ICON_SIZE_DIALOG);
+ gtk_table_attach (GTK_TABLE (speaker_test), face,
+ 2, 3, 1, 2, GTK_EXPAND, GTK_EXPAND, 0, 0);
+ gtk_widget_show (face);
+}
+
+static void
+gvc_speaker_test_finalize (GObject *object)
+{
+ GvcSpeakerTest *speaker_test;
+
+ g_return_if_fail (object != NULL);
+ g_return_if_fail (GVC_IS_SPEAKER_TEST (object));
+
+ speaker_test = GVC_SPEAKER_TEST (object);
+
+ g_return_if_fail (speaker_test->priv != NULL);
+
+ g_object_unref (speaker_test->priv->card);
+ speaker_test->priv->card = NULL;
+
+ g_object_unref (speaker_test->priv->control);
+ speaker_test->priv->control = NULL;
+
+ ca_context_destroy (speaker_test->priv->canberra);
+ speaker_test->priv->canberra = NULL;
+
+ G_OBJECT_CLASS (gvc_speaker_test_parent_class)->finalize (object);
+}
+
+GtkWidget *
+gvc_speaker_test_new (GvcMixerControl *control,
+ GvcMixerCard *card)
+{
+ GObject *speaker_test;
+
+ g_return_val_if_fail (card != NULL, NULL);
+ g_return_val_if_fail (control != NULL, NULL);
+
+ speaker_test = g_object_new (GVC_TYPE_SPEAKER_TEST,
+ "card", card,
+ "control", control,
+ NULL);
+
+ return GTK_WIDGET (speaker_test);
+}
+