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_member_added_cb (EmpathyTpGroup *group,
 286                          EmpathyContact *contact,
 287                          EmpathyContact *actor,
 288                          guint reason,
 289                          const gchar *message,
 290                          EmpathyTpCall *call)
 291 {
 292   EmpathyTpCallPriv *priv = GET_PRIV (call);
 293
 294   if (!priv->contact && !empathy_contact_is_user (contact))
 295     {
 296       priv->contact = g_object_ref (contact);
 297       priv->is_incoming = TRUE;
 298       priv->status = EMPATHY_TP_CALL_STATUS_PENDING;
 299       tp_call_request_streams (call);
 300       g_object_notify (G_OBJECT (call), "is-incoming");
 301       g_object_notify (G_OBJECT (call), "contact");
 302       g_object_notify (G_OBJECT (call), "status");
 303     }
 304
 305   if (priv->status == EMPATHY_TP_CALL_STATUS_PENDING &&
 306       ((priv->is_incoming && contact != priv->contact) ||
 307        (!priv->is_incoming && contact == priv->contact)))
 308     {
 309       priv->status = EMPATHY_TP_CALL_STATUS_ACCEPTED;
 310       g_object_notify (G_OBJECT (call), "status");
 311     }
 312 }
 313
 314 static void
 315 tp_call_remote_pending_cb (EmpathyTpGroup *group,
 316                            EmpathyContact *contact,
 317                            EmpathyContact *actor,
 318                            guint reason,
 319                            const gchar *message,
 320                            EmpathyTpCall *call)
 321 {
 322   EmpathyTpCallPriv *priv = GET_PRIV (call);
 323
 324   if (!priv->contact && !empathy_contact_is_user (contact))
 325     {
 326       priv->contact = g_object_ref (contact);
 327       priv->is_incoming = FALSE;
 328       priv->status = EMPATHY_TP_CALL_STATUS_PENDING;
 329       tp_call_request_streams (call);
 330       g_object_notify (G_OBJECT (call), "is-incoming");
 331       g_object_notify (G_OBJECT (call), "contact");
 332       g_object_notify (G_OBJECT (call), "status");
 333     }
 334 }
 335
 336 static void
 337 tp_call_channel_invalidated_cb (TpChannel     *channel,
 338                                 GQuark         domain,
 339                                 gint           code,
 340                                 gchar         *message,
 341                                 EmpathyTpCall *call)
 342 {
 343   EmpathyTpCallPriv *priv = GET_PRIV (call);
 344
 345   empathy_debug (DEBUG_DOMAIN, "Channel invalidated: %s", message);
 346   priv->status = EMPATHY_TP_CALL_STATUS_CLOSED;
 347   g_object_notify (G_OBJECT (call), "status");
 348 }
 349
 350 static void
 351 tp_call_async_cb (TpProxy *proxy,
 352                   const GError *error,
 353                   gpointer user_data,
 354                   GObject *call)
 355 {
 356   if (error)
 357     {
 358       empathy_debug (DEBUG_DOMAIN, "Error %s: %s",
 359           user_data, error->message);
 360     }
 361 }
 362
 363 static void
 364 tp_call_close_channel (EmpathyTpCall *call)
 365 {
 366   EmpathyTpCallPriv *priv = GET_PRIV (call);
 367
 368   if (priv->status == EMPATHY_TP_CALL_STATUS_CLOSED)
 369       return;
 370
 371   empathy_debug (DEBUG_DOMAIN, "Closing channel");
 372
 373   tp_cli_channel_call_close (priv->channel, -1,
 374       NULL, NULL, NULL, NULL);
 375
 376   priv->status = EMPATHY_TP_CALL_STATUS_CLOSED;
 377   g_object_notify (G_OBJECT (call), "status");
 378 }
 379
 380 static void
 381 tp_call_stream_engine_invalidated_cb (TpProxy       *stream_engine,
 382                                       GQuark         domain,
 383                                       gint           code,
 384                                       gchar         *message,
 385                                       EmpathyTpCall *call)
 386 {
 387   empathy_debug (DEBUG_DOMAIN, "Stream engine proxy invalidated: %s",
 388       message);
 389   tp_call_close_channel (call);
 390 }
 391
 392 static void
 393 tp_call_stream_engine_watch_name_owner_cb (TpDBusDaemon *daemon,
 394                                            const gchar *name,
 395                                            const gchar *new_owner,
 396                                            gpointer call)
 397 {
 398   EmpathyTpCallPriv *priv = GET_PRIV (call);
 399
 400   /* G_STR_EMPTY(new_owner) means either stream-engine has not started yet or
 401    * has crashed. We want to close the channel if stream-engine has crashed.
 402    * */
 403   empathy_debug (DEBUG_DOMAIN,
 404                  "Watch SE: name='%s' SE running='%s' new_owner='%s'",
 405                  name, priv->stream_engine_running ? "yes" : "no",
 406                  new_owner ? new_owner : "none");
 407   if (priv->stream_engine_running && G_STR_EMPTY (new_owner))
 408     {
 409       empathy_debug (DEBUG_DOMAIN, "Stream engine falled off the bus");
 410       tp_call_close_channel (call);
 411       return;
 412     }
 413
 414   priv->stream_engine_running = !G_STR_EMPTY (new_owner);
 415 }
 416
 417 static void
 418 tp_call_stream_engine_handle_channel (EmpathyTpCall *call)
 419 {
 420   EmpathyTpCallPriv *priv = GET_PRIV (call);
 421   gchar *channel_type;
 422   gchar *object_path;
 423   guint handle_type;
 424   guint handle;
 425   TpProxy *connection;
 426
 427   empathy_debug (DEBUG_DOMAIN, "Revving up the stream engine");
 428
 429   priv->stream_engine = g_object_new (TP_TYPE_PROXY,
 430       "bus-name", STREAM_ENGINE_BUS_NAME,
 431       "dbus-connection", tp_get_bus (),
 432       "object-path", STREAM_ENGINE_OBJECT_PATH,
 433        NULL);
 434   tp_proxy_add_interface_by_id (priv->stream_engine,
 435       EMP_IFACE_QUARK_STREAM_ENGINE);
 436   tp_proxy_add_interface_by_id (priv->stream_engine,
 437       EMP_IFACE_QUARK_CHANNEL_HANDLER);
 438
 439   g_signal_connect (priv->stream_engine, "invalidated",
 440       G_CALLBACK (tp_call_stream_engine_invalidated_cb),
 441       call);
 442
 443   /* FIXME: dbus daemon should be unique */
 444   priv->dbus_daemon = tp_dbus_daemon_new (tp_get_bus ());
 445   tp_dbus_daemon_watch_name_owner (priv->dbus_daemon, STREAM_ENGINE_BUS_NAME,
 446       tp_call_stream_engine_watch_name_owner_cb,
 447       call, NULL);
 448
 449   g_object_get (priv->channel,
 450       "connection", &connection,
 451       "channel-type", &channel_type,
 452       "object-path", &object_path,
 453       "handle_type", &handle_type,
 454       "handle", &handle,
 455       NULL);
 456
 457   emp_cli_channel_handler_call_handle_channel (priv->stream_engine, -1,
 458         connection->bus_name,
 459         connection->object_path,
 460         channel_type, object_path, handle_type, handle,
 461         tp_call_async_cb, "calling handle channel", NULL,
 462         G_OBJECT (call));
 463
 464   g_object_unref (connection);
 465   g_free (channel_type);
 466   g_free (object_path);
 467 }
 468
 469 static GObject *
 470 tp_call_constructor (GType type,
 471                      guint n_construct_params,
 472                      GObjectConstructParam *construct_params)
 473 {
 474   GObject *object;
 475   EmpathyTpCall *call;
 476   EmpathyTpCallPriv *priv;
 477
 478   object = G_OBJECT_CLASS (empathy_tp_call_parent_class)->constructor (type,
 479       n_construct_params, construct_params);
 480
 481   call = EMPATHY_TP_CALL (object);
 482   priv = GET_PRIV (call);
 483
 484   /* Setup streamed media channel */
 485   g_signal_connect (priv->channel, "invalidated",
 486       G_CALLBACK (tp_call_channel_invalidated_cb), call);
 487   tp_cli_channel_type_streamed_media_connect_to_stream_added (priv->channel,
 488       tp_call_stream_added_cb, NULL, NULL, G_OBJECT (call), NULL);
 489   tp_cli_channel_type_streamed_media_connect_to_stream_removed (priv->channel,
 490       tp_call_stream_removed_cb, NULL, NULL, G_OBJECT (call), NULL);
 491   tp_cli_channel_type_streamed_media_connect_to_stream_state_changed (priv->channel,
 492       tp_call_stream_state_changed_cb, NULL, NULL, G_OBJECT (call), NULL);
 493   tp_cli_channel_type_streamed_media_connect_to_stream_direction_changed (priv->channel,
 494       tp_call_stream_direction_changed_cb, NULL, NULL, G_OBJECT (call), NULL);
 495   tp_cli_channel_type_streamed_media_call_list_streams (priv->channel, -1,
 496       tp_call_request_streams_cb, NULL, NULL, G_OBJECT (call));
 497
 498   /* Setup group interface */
 499   priv->group = empathy_tp_group_new (priv->channel);
 500
 501   g_signal_connect (priv->group, "member-added",
 502       G_CALLBACK (tp_call_member_added_cb), call);
 503   g_signal_connect (priv->group, "remote-pending",
 504       G_CALLBACK (tp_call_remote_pending_cb), call);
 505
 506   /* Start stream engine */
 507   tp_call_stream_engine_handle_channel (call);
 508
 509   return object;
 510 }
 511
 512 static void
 513 tp_call_finalize (GObject *object)
 514 {
 515   EmpathyTpCallPriv *priv = GET_PRIV (object);
 516
 517   empathy_debug (DEBUG_DOMAIN, "Finalizing: %p", object);
 518
 519   g_slice_free (EmpathyTpCallStream, priv->audio);
 520   g_slice_free (EmpathyTpCallStream, priv->video);
 521   g_object_unref (priv->group);
 522
 523   if (priv->channel != NULL)
 524     {
 525       g_signal_handlers_disconnect_by_func (priv->channel,
 526           tp_call_channel_invalidated_cb, object);
 527       tp_call_close_channel (EMPATHY_TP_CALL (object));
 528       g_object_unref (priv->channel);
 529     }
 530
 531   if (priv->stream_engine != NULL)
 532     {
 533       g_signal_handlers_disconnect_by_func (priv->stream_engine,
 534           tp_call_stream_engine_invalidated_cb, object);
 535       g_object_unref (priv->stream_engine);
 536     }
 537
 538   if (priv->contact != NULL)
 539       g_object_unref (priv->contact);
 540
 541   if (priv->dbus_daemon != NULL)
 542     {
 543       tp_dbus_daemon_cancel_name_owner_watch (priv->dbus_daemon,
 544           STREAM_ENGINE_BUS_NAME,
 545           tp_call_stream_engine_watch_name_owner_cb,
 546           object);
 547       g_object_unref (priv->dbus_daemon);
 548     }
 549
 550   (G_OBJECT_CLASS (empathy_tp_call_parent_class)->finalize) (object);
 551 }
 552
 553 static void
 554 tp_call_set_property (GObject *object,
 555                       guint prop_id,
 556                       const GValue *value,
 557                       GParamSpec *pspec)
 558 {
 559   EmpathyTpCallPriv *priv = GET_PRIV (object);
 560
 561   switch (prop_id)
 562     {
 563     case PROP_CHANNEL:
 564       priv->channel = g_value_dup_object (value);
 565       break;
 566     default:
 567       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 568       break;
 569   }
 570 }
 571
 572 static void
 573 tp_call_get_property (GObject *object,
 574                       guint prop_id,
 575                       GValue *value,
 576                       GParamSpec *pspec)
 577 {
 578   EmpathyTpCallPriv *priv = GET_PRIV (object);
 579
 580   switch (prop_id)
 581     {
 582     case PROP_CHANNEL:
 583       g_value_set_object (value, priv->channel);
 584       break;
 585     case PROP_CONTACT:
 586       g_value_set_object (value, priv->contact);
 587       break;
 588     case PROP_IS_INCOMING:
 589       g_value_set_boolean (value, priv->is_incoming);
 590       break;
 591     case PROP_STATUS:
 592       g_value_set_uint (value, priv->status);
 593       break;
 594     case PROP_AUDIO_STREAM:
 595       g_value_set_pointer (value, priv->audio);
 596       break;
 597     case PROP_VIDEO_STREAM:
 598       g_value_set_pointer (value, priv->video);
 599       break;
 600     default:
 601       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 602       break;
 603   }
 604 }
 605
 606 static void
 607 empathy_tp_call_class_init (EmpathyTpCallClass *klass)
 608 {
 609   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 610
 611   emp_cli_init ();
 612
 613   object_class->constructor = tp_call_constructor;
 614   object_class->finalize = tp_call_finalize;
 615   object_class->set_property = tp_call_set_property;
 616   object_class->get_property = tp_call_get_property;
 617
 618   g_type_class_add_private (klass, sizeof (EmpathyTpCallPriv));
 619
 620   g_object_class_install_property (object_class, PROP_CHANNEL,
 621       g_param_spec_object ("channel", "channel", "channel",
 622       TP_TYPE_CHANNEL,
 623       G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE |
 624       G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 625   g_object_class_install_property (object_class, PROP_CONTACT,
 626       g_param_spec_object ("contact", "Call contact", "Call contact",
 627       EMPATHY_TYPE_CONTACT,
 628       G_PARAM_READABLE | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 629   g_object_class_install_property (object_class, PROP_IS_INCOMING,
 630       g_param_spec_boolean ("is-incoming", "Is media stream incoming",
 631       "Is media stream incoming", FALSE, G_PARAM_READABLE |
 632       G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 633   g_object_class_install_property (object_class, PROP_STATUS,
 634       g_param_spec_uint ("status", "Call status",
 635       "Call status", 0, 255, 0, G_PARAM_READABLE | G_PARAM_STATIC_NICK |
 636       G_PARAM_STATIC_BLURB));
 637   g_object_class_install_property (object_class, PROP_AUDIO_STREAM,
 638       g_param_spec_pointer ("audio-stream", "Audio stream data",
 639       "Audio stream data",
 640       G_PARAM_READABLE | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 641   g_object_class_install_property (object_class, PROP_VIDEO_STREAM,
 642       g_param_spec_pointer ("video-stream", "Video stream data",
 643       "Video stream data",
 644       G_PARAM_READABLE | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
 645 }
 646
 647 static void
 648 empathy_tp_call_init (EmpathyTpCall *call)
 649 {
 650   EmpathyTpCallPriv *priv = GET_PRIV (call);
 651
 652   priv->status = EMPATHY_TP_CALL_STATUS_READYING;
 653   priv->contact = NULL;
 654   priv->stream_engine_running = FALSE;
 655   priv->audio = g_slice_new0 (EmpathyTpCallStream);
 656   priv->video = g_slice_new0 (EmpathyTpCallStream);
 657   priv->audio->exists = FALSE;
 658   priv->video->exists = FALSE;
 659 }
 660
 661 EmpathyTpCall *
 662 empathy_tp_call_new (TpChannel *channel)
 663 {
 664   g_return_val_if_fail (TP_IS_CHANNEL (channel), NULL);
 665
 666   return g_object_new (EMPATHY_TYPE_TP_CALL,
 667       "channel", channel,
 668       NULL);
 669 }
 670
 671 void
 672 empathy_tp_call_accept_incoming_call (EmpathyTpCall *call)
 673 {
 674   EmpathyTpCallPriv *priv = GET_PRIV (call);
 675   EmpathyContact *self_contact;
 676
 677   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 678   g_return_if_fail (priv->status == EMPATHY_TP_CALL_STATUS_PENDING);
 679
 680   empathy_debug (DEBUG_DOMAIN, "Accepting incoming call");
 681
 682   self_contact = empathy_tp_group_get_self_contact (priv->group);
 683   empathy_tp_group_add_member (priv->group, self_contact, NULL);
 684   g_object_unref (self_contact);
 685 }
 686
 687 void
 688 empathy_tp_call_request_video_stream_direction (EmpathyTpCall *call,
 689                                                 gboolean is_sending)
 690 {
 691   EmpathyTpCallPriv *priv = GET_PRIV (call);
 692   guint new_direction;
 693
 694   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 695   g_return_if_fail (priv->status == EMPATHY_TP_CALL_STATUS_ACCEPTED);
 696
 697   empathy_debug (DEBUG_DOMAIN,
 698       "Requesting video stream direction - is_sending: %d", is_sending);
 699
 700   if (!priv->video->exists)
 701     {
 702       if (is_sending)
 703           tp_call_request_streams_for_capabilities (call,
 704               EMPATHY_CAPABILITIES_VIDEO);
 705       return;
 706     }
 707
 708   if (is_sending)
 709       new_direction = priv->video->direction | TP_MEDIA_STREAM_DIRECTION_SEND;
 710   else
 711       new_direction = priv->video->direction & ~TP_MEDIA_STREAM_DIRECTION_SEND;
 712
 713   tp_cli_channel_type_streamed_media_call_request_stream_direction (priv->channel,
 714       -1, priv->video->id, new_direction,
 715       (tp_cli_channel_type_streamed_media_callback_for_request_stream_direction)
 716       tp_call_async_cb, NULL, NULL, G_OBJECT (call));
 717 }
 718
 719 void
 720 empathy_tp_call_add_preview_video (EmpathyTpCall *call,
 721                                    guint preview_video_socket_id)
 722 {
 723   EmpathyTpCallPriv *priv = GET_PRIV (call);
 724
 725   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 726
 727   empathy_debug (DEBUG_DOMAIN, "Adding preview video");
 728
 729   emp_cli_stream_engine_call_add_preview_window (priv->stream_engine, -1,
 730       preview_video_socket_id,
 731       tp_call_async_cb,
 732       "adding preview window", NULL,
 733       G_OBJECT (call));
 734 }
 735
 736 void
 737 empathy_tp_call_remove_preview_video (EmpathyTpCall *call,
 738                                       guint preview_video_socket_id)
 739 {
 740   EmpathyTpCallPriv *priv = GET_PRIV (call);
 741
 742   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 743
 744   empathy_debug (DEBUG_DOMAIN, "Removing preview video");
 745
 746   emp_cli_stream_engine_call_remove_preview_window (priv->stream_engine, -1,
 747       preview_video_socket_id,
 748       tp_call_async_cb,
 749       "removing preview window", NULL,
 750       G_OBJECT (call));
 751 }
 752
 753 void
 754 empathy_tp_call_add_output_video (EmpathyTpCall *call,
 755                                   guint output_video_socket_id)
 756 {
 757   EmpathyTpCallPriv *priv = GET_PRIV (call);
 758
 759   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 760
 761   empathy_debug (DEBUG_DOMAIN, "Adding output video - socket: %d",
 762       output_video_socket_id);
 763
 764   emp_cli_stream_engine_call_set_output_window (priv->stream_engine, -1,
 765       TP_PROXY (priv->channel)->object_path,
 766       priv->video->id, output_video_socket_id,
 767       tp_call_async_cb,
 768       "setting output window", NULL,
 769       G_OBJECT (call));
 770 }
 771
 772 void
 773 empathy_tp_call_set_output_volume (EmpathyTpCall *call,
 774                                    guint volume)
 775 {
 776   EmpathyTpCallPriv *priv = GET_PRIV (call);
 777
 778   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 779   g_return_if_fail (priv->status != EMPATHY_TP_CALL_STATUS_CLOSED);
 780
 781   empathy_debug (DEBUG_DOMAIN, "Setting output volume: %d", volume);
 782
 783   emp_cli_stream_engine_call_set_output_volume (priv->stream_engine, -1,
 784       TP_PROXY (priv->channel)->object_path,
 785       priv->audio->id, volume,
 786       tp_call_async_cb,
 787       "setting output volume", NULL,
 788       G_OBJECT (call));
 789 }
 790
 791 void
 792 empathy_tp_call_mute_output (EmpathyTpCall *call,
 793                              gboolean is_muted)
 794 {
 795   EmpathyTpCallPriv *priv = GET_PRIV (call);
 796
 797   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 798
 799   empathy_debug (DEBUG_DOMAIN, "Setting output mute: %d", is_muted);
 800
 801   emp_cli_stream_engine_call_mute_output (priv->stream_engine, -1,
 802       TP_PROXY (priv->channel)->object_path,
 803       priv->audio->id, is_muted,
 804       tp_call_async_cb,
 805       "muting output", NULL,
 806       G_OBJECT (call));
 807 }
 808
 809 void
 810 empathy_tp_call_mute_input (EmpathyTpCall *call,
 811                             gboolean is_muted)
 812 {
 813   EmpathyTpCallPriv *priv = GET_PRIV (call);
 814
 815   g_return_if_fail (EMPATHY_IS_TP_CALL (call));
 816
 817   empathy_debug (DEBUG_DOMAIN, "Setting input mute: %d", is_muted);
 818
 819   emp_cli_stream_engine_call_mute_input (priv->stream_engine, -1,
 820       TP_PROXY (priv->channel)->object_path,
 821       priv->audio->id, is_muted,
 822       tp_call_async_cb,
 823       "muting input", NULL,
 824       G_OBJECT (call));
 825 }
 826