libempathy/empathy-tp-call.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2007 Elliot Fairweather
   4  * Copyright (C) 2007-2008 Collabora Ltd.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  * Authors: Elliot Fairweather <elliot.fairweather@collabora.co.uk>
  21  *          Xavier Claessens <xclaesse@gmail.com>
  22  */
  23
  24 #include <string.h>
  25
  26 #include <telepathy-glib/proxy-subclass.h>
  27 #include <telepathy-glib/dbus.h>
  28
  29 #include <extensions/extensions.h>
  30 #include <libempathy/empathy-contact-factory.h>
  31 #include <libempathy/empathy-debug.h>
  32 #include <libempathy/empathy-tp-group.h>
  33 #include <libempathy/empathy-utils.h>
  34
  35 #include "empathy-tp-call.h"
  36
  37 #define DEBUG_DOMAIN "TpCall"
  38
  39 #define GET_PRIV(object) (G_TYPE_INSTANCE_GET_PRIVATE \
  40     ((object), EMPATHY_TYPE_TP_CALL, EmpathyTpCallPriv))
  41
  42 #define STREAM_ENGINE_BUS_NAME "org.freedesktop.Telepathy.StreamEngine"
  43 #define STREAM_ENGINE_OBJECT_PATH "/org/freedesktop/Telepathy/StreamEngine"
  44
  45 typedef struct _EmpathyTpCallPriv EmpathyTpCallPriv;
  46
  47 struct _EmpathyTpCallPriv
  48 {
  49   TpChannel *channel;
  50   TpProxy *stream_engine;
  51   TpDBusDaemon *dbus_daemon;
  52   EmpathyTpGroup *group;
  53   EmpathyContact *contact;
  54   gboolean is_incoming;
  55   guint status;
  56   gboolean stream_engine_running;
  57
  58   EmpathyTpCallStream *audio;
  59   EmpathyTpCallStream *video;
  60 };
  61
  62 enum
  63 {
  64   PROP_0,
  65   PROP_CHANNEL,
  66   PROP_CONTACT,
  67   PROP_IS_INCOMING,
  68   PROP_STATUS,
  69   PROP_AUDIO_STREAM,
  70   PROP_VIDEO_STREAM
  71 };
  72
  73 G_DEFINE_TYPE (EmpathyTpCall, empathy_tp_call, G_TYPE_OBJECT)
  74
  75 static void
  76 tp_call_add_stream (EmpathyTpCall *call,
  77                     guint stream_id,
  78                     guint contact_handle,
  79                     guint stream_type,
  80                     guint stream_state,
  81                     guint stream_direction)
  82 {
  83   EmpathyTpCallPriv *priv = GET_PRIV (call);
  84
  85   switch (stream_type)
  86     {
  87       case TP_MEDIA_STREAM_TYPE_AUDIO:
  88         empathy_debug (DEBUG_DOMAIN,
  89             "Audio stream - id: %d, state: %d, direction: %d",
  90             stream_id, stream_state, stream_direction);
  91         priv->audio->exists = TRUE;
  92         priv->audio->id = stream_id;
  93         priv->audio->state = stream_state;
  94         priv->audio->direction = stream_direction;
  95         g_object_notify (G_OBJECT (call), "audio-stream");
  96         break;
  97       case TP_MEDIA_STREAM_TYPE_VIDEO:
  98         empathy_debug (DEBUG_DOMAIN,
  99             "Video stream - id: %d, state: %d, direction: %d",
 100             stream_id, stream_state, stream_direction);
 101         priv->video->exists = TRUE;
 102         priv->video->id = stream_id;
 103         priv->video->state = stream_state;
 104         priv->video->direction = stream_direction;
 105         g_object_notify (G_OBJECT (call), "video-stream");
 106         break;
 107       default:
 108         empathy_debug (DEBUG_DOMAIN, "Unknown stream type: %d",
 109             stream_type);
 110     }
 111 }
 112
 113 static void
 114 tp_call_stream_added_cb (TpChannel *channel,
 115                          guint stream_id,
 116                          guint contact_handle,
 117                          guint stream_type,
 118                          gpointer user_data,
 119                          GObject *call)
 120 {
 121   empathy_debug (DEBUG_DOMAIN,
 122       "Stream added - stream id: %d, contact handle: %d, stream type: %d",
 123       stream_id, contact_handle, stream_type);
 124
 125   tp_call_add_stream (EMPATHY_TP_CALL (call), stream_id, contact_handle,
 126       stream_type, TP_MEDIA_STREAM_STATE_DISCONNECTED,
 127       TP_MEDIA_STREAM_DIRECTION_NONE);
 128 }
 129
 130 static void
 131 tp_call_stream_removed_cb (TpChannel *channel,
 132                            guint stream_id,
 133                            gpointer user_data,
 134                            GObject *call)
 135 {
 136   EmpathyTpCallPriv *priv = GET_PRIV (call);
 137
 138   empathy_debug (DEBUG_DOMAIN, "Stream removed - stream id: %d", stream_id);
 139
 140   if (stream_id == priv->audio->id)
 141     {
 142       priv->audio->exists = FALSE;
 143       g_object_notify (call, "audio-stream");
 144     }
 145   else if (stream_id == priv->video->id)
 146     {
 147       priv->video->exists = FALSE;
 148       g_object_notify (call, "video-stream");
 149     }
 150 }
 151
 152 static void
 153 tp_call_stream_state_changed_cb (TpChannel *proxy,
 154                                  guint stream_id,
 155                                  guint stream_state,
 156                                  gpointer user_data,
 157                                  GObject *call)
 158 {
 159   EmpathyTpCallPriv *priv = GET_PRIV (call);
 160
 161   empathy_debug (DEBUG_DOMAIN,
 162       "Stream state changed - stream id: %d, state state: %d",
 163       stream_id, stream_state);
 164
 165   if (stream_id == priv->audio->id)
 166     {
 167       priv->audio->state = stream_state;
 168       g_object_notify (call, "audio-stream");
 169     }
 170   else if (stream_id == priv->video->id)
 171     {
 172       priv->video->state = stream_state;
 173       g_object_notify (call, "video-stream");
 174     }
 175 }
 176
 177 static void
 178 tp_call_stream_direction_changed_cb (TpChannel *channel,
 179                                      guint stream_id,
 180                                      guint stream_direction,
 181                                      guint pending_flags,
 182                                      gpointer user_data,
 183                                      GObject *call)
 184 {
 185   EmpathyTpCallPriv *priv = GET_PRIV (call);
 186
 187   empathy_debug (DEBUG_DOMAIN,
 188       "Stream direction changed - stream: %d, direction: %d",
 189       stream_id, stream_direction);
 190
 191   if (stream_id == priv->audio->id)
 192     {
 193       priv->audio->direction = stream_direction;
 194       g_object_notify (call, "audio-stream");
 195     }
 196   else if (stream_id == priv->video->id)
 197     {
 198       priv->video->direction = stream_direction;
 199       g_object_notify (call, "video-stream");
 200     }
 201 }
 202
 203 static void
 204 tp_call_request_streams_cb (TpChannel *channel,
 205                             const GPtrArray *streams,
 206                             const GError *error,
 207                             gpointer user_data,
 208                             GObject *call)
 209 {
 210   guint i;
 211
 212   if (error)
 213     {
 214       empathy_debug (DEBUG_DOMAIN, "Error requesting streams: %s", error->message);
 215       return;
 216     }
 217
 218   for (i = 0; i < streams->len; i++)
 219     {
 220       GValueArray *values;
 221       guint stream_id;
 222       guint contact_handle;
 223       guint stream_type;
 224       guint stream_state;
 225       guint stream_direction;
 226
 227       values = g_ptr_array_index (streams, i);
 228       stream_id = g_value_get_uint (g_value_array_get_nth (values, 0));
 229       contact_handle = g_value_get_uint (g_value_array_get_nth (values, 1));
 230       stream_type = g_value_get_uint (g_value_array_get_nth (values, 2));
 231       stream_state = g_value_get_uint (g_value_array_get_nth (values, 3));
 232       stream_direction = g_value_get_uint (g_value_array_get_nth (values, 4));
 233
 234       tp_call_add_stream (EMPATHY_TP_CALL (call), stream_id, contact_handle,
 235           stream_type, stream_state, stream_direction);
 236   }
 237 }
 238
 239 static void
 240 tp_call_request_streams_for_capabilities (EmpathyTpCall *call,
 241                                           EmpathyCapabilities capabilities)
 242 {
 243   EmpathyTpCallPriv *priv = GET_PRIV (call);
 244   GArray *stream_types;
 245   guint handle;
 246   guint stream_type;
 247
 248   if (capabilities == EMPATHY_CAPABILITIES_UNKNOWN)
 249       capabilities = EMPATHY_CAPABILITIES_AUDIO | EMPATHY_CAPABILITIES_VIDEO;
 250
 251   empathy_debug (DEBUG_DOMAIN, "Requesting new stream for capabilities %d",
 252       capabilities);
 253
 254   stream_types = g_array_new (FALSE, FALSE, sizeof (guint));
 255   handle = empathy_contact_get_handle (priv->contact);
 256
 257   if (capabilities & EMPATHY_CAPABILITIES_AUDIO)
 258     {
 259       stream_type = TP_MEDIA_STREAM_TYPE_AUDIO;
 260       g_array_append_val (stream_types, stream_type);
 261     }
 262   if (capabilities & EMPATHY_CAPABILITIES_VIDEO)
 263     {
 264       stream_type = TP_MEDIA_STREAM_TYPE_VIDEO;
 265       g_array_append_val (stream_types, stream_type);
 266     }
 267
 268   tp_cli_channel_type_streamed_media_call_request_streams (priv->channel, -1,
 269       handle, stream_types, tp_call_request_streams_cb, NULL, NULL,
 270       G_OBJECT (call));
 271
 272   g_array_free (stream_types, TRUE);
 273 }
 274
 275 static void
 276 tp_call_request_streams (EmpathyTpCall *call)
 277 {
 278   EmpathyTpCallPriv *priv = GET_PRIV (call);
 279
 280   tp_call_request_streams_for_capabilities (call,
 281       empathy_contact_get_capabilities (priv->contact));
 282 }
 283
 284 static void
 285 tp_call_group_ready_cb (EmpathyTpCall *call)
 286 {
 287   EmpathyTpCallPriv  *priv = GET_PRIV (call);
 288   EmpathyPendingInfo *invitation;
 289
 290   invitation = empathy_tp_group_get_invitation (priv->group, &priv->contact);
 291   priv->is_incoming = (invitation != NULL);
 292   priv->status = EMPATHY_TP_CALL_STATUS_PENDING;
 293
 294   if (!priv->is_incoming)
 295       tp_call_request_streams (call);
 296
 297   g_object_notify (G_OBJECT (call), "is-incoming");
 298   g_object_notify (G_OBJECT (call), "contact");
 299   g_object_notify (G_OBJECT (call), "status");
 300 }
 301
 302 static void
 303 tp_call_member_added_cb (EmpathyTpGroup *group,
 304                          EmpathyContact *contact,
 305                          EmpathyContact *actor,
 306                          guint reason,
 307                          const gchar *message,
 308                          EmpathyTpCall *call)
 309 {
 310   EmpathyTpCallPriv *priv = GET_PRIV (call);
 311
 312   if (priv->status == EMPATHY_TP_CALL_STATUS_PENDING &&
 313       ((priv->is_incoming && contact != priv->contact) ||
 314        (!priv->is_incoming && contact == priv->contact)))
 315     {
 316       priv->status = EMPATHY_TP_CALL_STATUS_ACCEPTED;
 317       g_object_notify (G_OBJECT (call), "status");
 318     }
 319 }
 320
 321 static void
 322 tp_call_channel_invalidated_cb (TpChannel     *channel,
 323                                 GQuark         domain,
 324                                 gint           code,
 325                                 gchar         *message,
 326                                 EmpathyTpCall *call)
 327 {
 328   EmpathyTpCallPriv *priv = GET_PRIV (call);
 329
 330   empathy_debug (DEBUG_DOMAIN, "Channel invalidated: %s", message);
 331   priv->status = EMPATHY_TP_CALL_STATUS_CLOSED;
 332   g_object_notify (G_OBJECT (call), "status");
 333 }
 334
 335 static void
 336 tp_call_async_cb (TpProxy *proxy,
 337                   const GError *error,
 338                   gpointer user_data,
 339                   GObject *call)
 340 {
 341   if (error)
 342     {
 343       empathy_debug (DEBUG_DOMAIN, "Error %s: %s",
 344           user_data, error->message);
 345     }
 346 }
 347
 348 static void
 349 tp_call_close_channel (EmpathyTpCall *call)
 350 {
 351   EmpathyTpCallPriv *priv = GET_PRIV (call);
 352
 353   if (priv->status == EMPATHY_TP_CALL_STATUS_CLOSED)
 354       return;
 355
 356   empathy_debug (DEBUG_DOMAIN, "Closing channel");
 357
 358   tp_cli_channel_call_close (priv->channel, -1,
 359       (tp_cli_channel_callback_for_close) tp_call_async_cb,
 360       "closing channel", NULL, G_OBJECT (call));
 361
 362   priv->status = EMPATHY_TP_CALL_STATUS_CLOSED;
 363   g_object_notify (G_OBJECT (call), "status");
 364 }
 365
 366 static void
 367 tp_call_stream_engine_invalidated_cb (TpProxy       *stream_engine,
 368                                       GQuark         domain,
 369                                       gint           code,
 370                                       gchar         *message,
 371                                       EmpathyTpCall *call)
 372 {
 373   empathy_debug (DEBUG_DOMAIN, "Stream engine proxy invalidated: %s",
 374       message);
 375   tp_call_close_channel (call);
 376 }
 377
 378 static void
 379 tp_call_stream_engine_watch_name_owner_cb (TpDBusDaemon *daemon,
 380                                            const gchar *name,
 381                                            const gchar *new_owner,
 382                                            gpointer call)
 383 {
 384   EmpathyTpCallPriv *priv = GET_PRIV (call);
 385
 386   /* G_STR_EMPTY(new_owner) means either stream-engine has not started yet or
 387    * has crashed. We want to close the channel if stream-engine has crashed.
 388    * */
 389   empathy_debug (DEBUG_DOMAIN,
 390                  "Watch SE: name='%s' SE running='%s' new_owner='%s'",
 391                  name, priv->stream_engine_running ? "yes" : "no",
 392                  new_owner ? new_owner : "none");
 393   if (priv->stream_engine_running && G_STR_EMPTY (new_owner))
 394     {
 395       empathy_debug (DEBUG_DOMAIN, "Stream engine falled off the bus");
 396       tp_call_close_channel (call);
 397       return;
 398     }
 399
 400   priv->stream_engine_running = !G_STR_EMPTY (new_owner);
 401 }
 402
 403 static void
 404 tp_call_stream_engine_handle_channel (EmpathyTpCall *call)
 405 {
 406   EmpathyTpCallPriv *priv = GET_PRIV (call);
 407   gchar *channel_type;
 408   gchar *object_path;
 409   guint handle_type;
 410   guint handle;
 411   TpProxy *connection;
 412
 413   empathy_debug (DEBUG_DOMAIN, "Revving up the stream engine");
 414
 415   priv->stream_engine = g_object_new (TP_TYPE_PROXY,
 416       "bus-name", STREAM_ENGINE_BUS_NAME,
 417       "dbus-connection", tp_get_bus (),
 418       "object-path", STREAM_ENGINE_OBJECT_PATH,
 419        NULL);
 420   tp_proxy_add_interface_by_id (priv->stream_engine,
 421       EMP_IFACE_QUARK_STREAM_ENGINE);
 422   tp_proxy_add_interface_by_id (priv->stream_engine,
 423       EMP_IFACE_QUARK_CHANNEL_HANDLER);
 424
 425   g_signal_connect (priv->stream_engine, "invalidated",
 426       G_CALLBACK (tp_call_stream_engine_invalidated_cb),
 427       call);
 428
 429   /* FIXME: dbus daemon should be unique */
 430   priv->dbus_daemon = tp_dbus_daemon_new (tp_get_bus ());
 431   tp_dbus_daemon_watch_name_owner (priv->dbus_daemon, STREAM_ENGINE_BUS_NAME,
 432       tp_call_stream_engine_watch_name_owner_cb,
 433       call, NULL);
 434
 435   g_object_get (priv->channel,
 436       "connection", &connection,
 437       "channel-type", &channel_type,
 438       "object-path", &object_path,
 439       "handle_type", &handle_type,
 440       "handle", &handle,
 441       NULL);
 442
 443   emp_cli_channel_handler_call_handle_channel (priv->stream_engine, -1,
 444         connection->bus_name,
 445         connection->object_path,
 446         channel_type, object_path, handle_type, handle,
 447         tp_call_async_cb, "calling handle channel", NULL,
 448         G_OBJECT (call));
 449
 450   g_object_unref (connection);
 451   g_free (channel_type);
 452   g_free (object_path);
 453 }
 454
 455 static GObject *
 456 tp_call_constructor (GType type,
 457                      guint n_construct_params,
 458                      GObjectConstructParam *construct_params)
 459 {
 460   GObject *object;
 461   EmpathyTpCall *call;
 462   EmpathyTpCallPriv *priv;
 463
 464   object = G_OBJECT_CLASS (empathy_tp_call_parent_class)->constructor (type,
 465       n_construct_params, construct_params);
 466
 467   call = EMPATHY_TP_CALL (object);
 468   priv = GET_PRIV (call);
 469
 470   /* Setup streamed media channel */
 471   g_signal_connect (priv->channel, "invalidated",
 472       G_CALLBACK (tp_call_channel_invalidated_cb), call);
 473   tp_cli_channel_type_streamed_media_connect_to_stream_added (priv->channel,
 474       tp_call_stream_added_cb, NULL, NULL, G_OBJECT (call), NULL);
 475   tp_cli_channel_type_streamed_media_connect_to_stream_removed (priv->channel,
 476       tp_call_stream_removed_cb, NULL, NULL, G_OBJECT (call), NULL);
 477   tp_cli_channel_type_streamed_media_connect_to_stream_state_changed (priv->channel,
 478       tp_call_stream_state_changed_cb, NULL, NULL, G_OBJECT (call), NULL);
 479   tp_cli_channel_type_streamed_media_connect_to_stream_direction_changed (priv->channel,
 480       tp_call_stream_direction_changed_cb, NULL, NULL, G_OBJECT (call), NULL);
 481   tp_cli_channel_type_streamed_media_call_list_streams (priv->channel, -1,
 482       tp_call_request_streams_cb, NULL, NULL, G_OBJECT (call));
 483
 484   /* Setup group interface */
 485   priv->group = empathy_tp_group_new (priv->channel);
 486
 487   g_signal_connect (G_OBJECT (priv->group), "member-added",
 488       G_CALLBACK (tp_call_member_added_cb), call);
 489
 490   if (empathy_tp_group_is_ready (priv->group))
 491       tp_call_group_ready_cb (call);
 492   else
 493       g_signal_connect_swapped (priv->group, "notify::ready",
 494           G_CALLBACK (tp_call_group_ready_cb), call);
 495
 496   /* Start stream engine */
 497   tp_call_stream_engine_handle_channel (call);
 498
 499   return object;
 500 }
 501
 502 static void
 503 tp_call_finalize (GObject *object)
 504 {
 505   EmpathyTpCallPriv *priv = GET_PRIV (object);
 506
 507   empathy_debug (DEBUG_DOMAIN, "Finalizing: %p", object);
 508
 509   g_slice_free (EmpathyTpCallStream, priv->audio);
 510   g_slice_free (EmpathyTpCallStream, priv->video);
 511   g_object_unref (priv->group);
 512
 513   if (priv->channel != NULL)
 514     {
 515       g_signal_handlers_disconnect_by_func (priv->channel,
 516           tp_call_channel_invalidated_cb, object);
 517       g_object_unref (priv->channel);
 518     }
 519
 520   if (priv->stream_engine != NULL)
 521     {
 522       g_signal_handlers_disconnect_by_func (priv->stream_engine,
 523           tp_call_stream_engine_invalidated_cb, object);
 524       g_object_unref (priv->stream_engine);
 525     }
 526
 527   if (priv->contact != NULL)
 528       g_object_unref (priv->contact);
 529
 530   if (priv->dbus_daemon != NULL)
 531     {
 532       tp_dbus_daemon_cancel_name_owner_watch (priv->dbus_daemon,
 533           STREAM_ENGINE_BUS_NAME,
 534           tp_call_stream_engine_watch_name_owner_cb,
 535           object);
 536       g_object_unref (priv->dbus_daemon);
 537     }
 538
 539   (G_OBJECT_CLASS (empathy_tp_call_parent_class)->finalize) (object);
 540 }
 541
 542 static void
 543 tp_call_set_property (GObject *object,
 544                       guint prop_id,
 545                       const GValue *value,
 546                       GParamSpec *pspec)
 547 {
 548   EmpathyTpCallPriv *priv = GET_PRIV (object);
 549
 550   switch (prop_id)
 551     {
 552     case PROP_CHANNEL:
 553       priv->channel = g_value_dup_object (value);
 554       break;
 555     default:
 556       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 557       break;
 558   }
 559 }
 560
 561 static void
 562 tp_call_get_property (GObject *object,
 563                       guint prop_id,
 564                       GValue *value,
 565                       GParamSpec *pspec)
 566 {
 567   EmpathyTpCallPriv *priv = GET_PRIV (object);
 568
 569   switch (prop_id)
 570     {
 571     case PROP_CHANNEL:
 572       g_value_set_object (value, priv->channel);
 573       break;
 574     case PROP_CONTACT:
 575       g_value_set_object (value, priv->contact);
 576       break;
 577     case PROP_IS_INCOMING:
 578       g_value_set_boolean (value, priv->is_incoming);
 579       break;
 580     case PROP_STATUS:
 581       g_value_set_uint (value, priv->status);
 582       break;
 583     case PROP_AUDIO_STREAM:
 584       g_value_set_pointer (value, priv->audio);
 585       break;
 586     case PROP_VIDEO_STREAM:
 587       g_value_set_pointer (value, priv->video);
 588       break;
 589     default:
 590       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 591       break;
 592   }
 593 }
 594
 595 static void
 596 empathy_tp_call_class_init (EmpathyTpCallClass *klass)
 597 {
 598   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 599
 600   emp_cli_init ();
 601
 602   object_class->constructor = tp_call_constructor;
 603   object_class->finalize = tp_call_finalize;
 604   object_class->set_property = tp_call_set_property;
 605   object_class->get_property = tp_call_get_property;
 606
 607   g_type_class_add_private (klass, sizeof (EmpathyTpCallPriv));
 608
 609   g_object_class_install_property (object_class, PROP_CHANNEL,
 610       g_param_spec_object ("channel", "channel", "channel",
 611       TP_TYPE_CHANNEL,
 612       G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE |
 613       G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 614   g_object_class_install_property (object_class, PROP_CONTACT,
 615       g_param_spec_object ("contact", "Call contact", "Call contact",
 616       EMPATHY_TYPE_CONTACT,
 617       G_PARAM_READABLE | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 618   g_object_class_install_property (object_class, PROP_IS_INCOMING,
 619       g_param_spec_boolean ("is-incoming", "Is media stream incoming",
 620       "Is media stream incoming", FALSE, G_PARAM_READABLE |
 621       G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 622   g_object_class_install_property (object_class, PROP_STATUS,
 623       g_param_spec_uint ("status", "Call status",
 624       "Call status", 0, 255, 0, G_PARAM_READABLE | G_PARAM_STATIC_NICK |
 625       G_PARAM_STATIC_BLURB));
 626   g_object_class_install_property (object_class, PROP_AUDIO_STREAM,
 627       g_param_spec_pointer ("audio-stream", "Audio stream data",
 628       "Audio stream data",
 629       G_PARAM_READABLE | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 630   g_object_class_install_property (object_class, PROP_VIDEO_STREAM,
 631       g_param_spec_pointer ("video-stream", "Video stream data",
 632       "Video stream data",
 633       G_PARAM_READABLE | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 634 }
 635
 636 static void
 637 empathy_tp_call_init (EmpathyTpCall *call)
 638 {
 639   EmpathyTpCallPriv *priv = GET_PRIV (call);
 640
 641   priv->status = EMPATHY_TP_CALL_STATUS_READYING;
 642   priv->contact = NULL;
 643   priv->stream_engine_running = FALSE;
 644   priv->audio = g_slice_new0 (EmpathyTpCallStream);
 645   priv->video = g_slice_new0 (EmpathyTpCallStream);
 646   priv->audio->exists = FALSE;
 647   priv->video->exists = FALSE;
 648 }
 649
 650 EmpathyTpCall *
 651 empathy_tp_call_new (TpChannel *channel)
 652 {
 653   g_return_val_if_fail (TP_IS_CHANNEL (channel), NULL);
 654
 655   return g_object_new (EMPATHY_TYPE_TP_CALL,
 656       "channel", channel,
 657       NULL);
 658 }
 659
 660 void
 661 empathy_tp_call_accept_incoming_call (EmpathyTpCall *call)
 662 {
 663   EmpathyTpCallPriv *priv = GET_PRIV (call);
 664   EmpathyContact *self_contact;
 665
 666   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 667   g_return_if_fail (priv->status == EMPATHY_TP_CALL_STATUS_PENDING);
 668
 669   empathy_debug (DEBUG_DOMAIN, "Accepting incoming call");
 670
 671   self_contact = empathy_tp_group_get_self_contact (priv->group);
 672   empathy_tp_group_add_member (priv->group, self_contact, NULL);
 673   g_object_unref (self_contact);
 674 }
 675
 676 void
 677 empathy_tp_call_request_video_stream_direction (EmpathyTpCall *call,
 678                                                 gboolean is_sending)
 679 {
 680   EmpathyTpCallPriv *priv = GET_PRIV (call);
 681   guint new_direction;
 682
 683   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 684   g_return_if_fail (priv->status == EMPATHY_TP_CALL_STATUS_ACCEPTED);
 685
 686   empathy_debug (DEBUG_DOMAIN,
 687       "Requesting video stream direction - is_sending: %d", is_sending);
 688
 689   if (!priv->video->exists)
 690     {
 691       if (is_sending)
 692           tp_call_request_streams_for_capabilities (call,
 693               EMPATHY_CAPABILITIES_VIDEO);
 694       return;
 695     }
 696
 697   if (is_sending)
 698       new_direction = priv->video->direction | TP_MEDIA_STREAM_DIRECTION_SEND;
 699   else
 700       new_direction = priv->video->direction & ~TP_MEDIA_STREAM_DIRECTION_SEND;
 701
 702   tp_cli_channel_type_streamed_media_call_request_stream_direction (priv->channel,
 703       -1, priv->video->id, new_direction,
 704       (tp_cli_channel_type_streamed_media_callback_for_request_stream_direction)
 705       tp_call_async_cb, NULL, NULL, G_OBJECT (call));
 706 }
 707
 708 void
 709 empathy_tp_call_add_preview_video (EmpathyTpCall *call,
 710                                    guint preview_video_socket_id)
 711 {
 712   EmpathyTpCallPriv *priv = GET_PRIV (call);
 713
 714   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 715   g_return_if_fail (priv->status != EMPATHY_TP_CALL_STATUS_CLOSED);
 716
 717   empathy_debug (DEBUG_DOMAIN, "Adding preview video");
 718
 719   emp_cli_stream_engine_call_add_preview_window (priv->stream_engine, -1,
 720       preview_video_socket_id,
 721       tp_call_async_cb,
 722       "adding preview window", NULL,
 723       G_OBJECT (call));
 724 }
 725
 726 void
 727 empathy_tp_call_remove_preview_video (EmpathyTpCall *call,
 728                                       guint preview_video_socket_id)
 729 {
 730   EmpathyTpCallPriv *priv = GET_PRIV (call);
 731
 732   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 733   g_return_if_fail (priv->status != EMPATHY_TP_CALL_STATUS_CLOSED);
 734
 735   empathy_debug (DEBUG_DOMAIN, "Removing preview video");
 736
 737   emp_cli_stream_engine_call_remove_preview_window (priv->stream_engine, -1,
 738       preview_video_socket_id,
 739       tp_call_async_cb,
 740       "removing preview window", NULL,
 741       G_OBJECT (call));
 742 }
 743
 744 void
 745 empathy_tp_call_add_output_video (EmpathyTpCall *call,
 746                                   guint output_video_socket_id)
 747 {
 748   EmpathyTpCallPriv *priv = GET_PRIV (call);
 749
 750   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 751   g_return_if_fail (priv->status != EMPATHY_TP_CALL_STATUS_CLOSED);
 752
 753   empathy_debug (DEBUG_DOMAIN, "Adding output video - socket: %d",
 754       output_video_socket_id);
 755
 756   emp_cli_stream_engine_call_set_output_window (priv->stream_engine, -1,
 757       TP_PROXY (priv->channel)->object_path,
 758       priv->video->id, output_video_socket_id,
 759       tp_call_async_cb,
 760       "setting output window", NULL,
 761       G_OBJECT (call));
 762 }
 763
 764 void
 765 empathy_tp_call_set_output_volume (EmpathyTpCall *call,
 766                                    guint volume)
 767 {
 768   EmpathyTpCallPriv *priv = GET_PRIV (call);
 769
 770   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 771   g_return_if_fail (priv->status != EMPATHY_TP_CALL_STATUS_CLOSED);
 772
 773   empathy_debug (DEBUG_DOMAIN, "Setting output volume: %d", volume);
 774
 775   emp_cli_stream_engine_call_set_output_volume (priv->stream_engine, -1,
 776       TP_PROXY (priv->channel)->object_path,
 777       priv->audio->id, volume,
 778       tp_call_async_cb,
 779       "setting output volume", NULL,
 780       G_OBJECT (call));
 781 }
 782
 783 void
 784 empathy_tp_call_mute_output (EmpathyTpCall *call,
 785                              gboolean is_muted)
 786 {
 787   EmpathyTpCallPriv *priv = GET_PRIV (call);
 788
 789   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 790   g_return_if_fail (priv->status != EMPATHY_TP_CALL_STATUS_CLOSED);
 791
 792   empathy_debug (DEBUG_DOMAIN, "Setting output mute: %d", is_muted);
 793
 794   emp_cli_stream_engine_call_mute_output (priv->stream_engine, -1,
 795       TP_PROXY (priv->channel)->object_path,
 796       priv->audio->id, is_muted,
 797       tp_call_async_cb,
 798       "muting output", NULL,
 799       G_OBJECT (call));
 800 }
 801
 802 void
 803 empathy_tp_call_mute_input (EmpathyTpCall *call,
 804                             gboolean is_muted)
 805 {
 806   EmpathyTpCallPriv *priv = GET_PRIV (call);
 807
 808   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 809   g_return_if_fail (priv->status != EMPATHY_TP_CALL_STATUS_CLOSED);
 810
 811   empathy_debug (DEBUG_DOMAIN, "Setting input mute: %d", is_muted);
 812
 813   emp_cli_stream_engine_call_mute_input (priv->stream_engine, -1,
 814       TP_PROXY (priv->channel)->object_path,
 815       priv->audio->id, is_muted,
 816       tp_call_async_cb,
 817       "muting input", NULL,
 818       G_OBJECT (call));
 819 }
 820