static GtkWidget *create_video_window(LinphoneCall *call, LinphoneCallState cstate) {
GtkWidget *video_window;
GdkDisplay *display;
GdkColor color;
MSVideoSize vsize = MS_VIDEO_SIZE_CIF;
const char *cstate_str;
char *title;
stats* counters = get_stats(call->core);
cstate_str = linphone_call_state_to_string(cstate);
title = g_strdup_printf("%s", cstate_str);
video_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(video_window), title);
g_free(title);
gtk_window_resize(GTK_WINDOW(video_window), vsize.width, vsize.height);
gdk_color_parse("black", &color);
gtk_widget_modify_bg(video_window, GTK_STATE_NORMAL, &color);
gtk_widget_show(video_window);
g_object_set_data(G_OBJECT(video_window), "call", call);
#if GTK_CHECK_VERSION(2,24,0)
display = gdk_window_get_display(gtk_widget_get_window(video_window));
#else // backward compatibility with Debian 6 and Centos 6
display = gdk_drawable_get_display(gtk_widget_get_window(video_window));
#endif
gdk_display_flush(display);
counters->number_of_video_windows_created++;
return video_window;
}
/**
* Merge a call into a conference.
* @param lc the linphone core
* @param call an established call, either in LinphoneCallStreamsRunning or LinphoneCallPaused state.
*
* If this is the first call that enters the conference, the virtual conference will be created automatically.
* If the local user was actively part of the call (ie not in paused state), then the local user is automatically entered into the conference.
* If the call was in paused state, then it is automatically resumed when entering into the conference.
*
* @returns 0 if successful, -1 otherwise.
**/
int linphone_core_add_to_conference(LinphoneCore *lc, LinphoneCall *call){
LinphoneConference *conf=&lc->conf_ctx;
if (call->current_params.in_conference){
ms_error("Already in conference");
return -1;
}
conference_check_init(&lc->conf_ctx, lp_config_get_int(lc->config, "sound","conference_rate",16000));
if (call->state==LinphoneCallPaused){
call->params.in_conference=TRUE;
call->params.has_video=FALSE;
linphone_core_resume_call(lc,call);
}else if (call->state==LinphoneCallStreamsRunning){
LinphoneCallParams *params=linphone_call_params_copy(linphone_call_get_current_params(call));
params->in_conference=TRUE;
params->has_video=FALSE;
if (call->audiostream || call->videostream){
linphone_call_stop_media_streams (call); /*free the audio & video local resources*/
}
if (call==lc->current_call){
lc->current_call=NULL;
}
/*this will trigger a reINVITE that will later redraw the streams */
linphone_core_update_call(lc,call,params);
linphone_call_params_destroy(params);
add_local_endpoint(conf,lc);
}else{
ms_error("Call is in state %s, it cannot be added to the conference.",linphone_call_state_to_string(call->state));
return -1;
}
return 0;
}
void linphone_call_set_state(LinphoneCall *call, LinphoneCallState cstate, const char *message){
LinphoneCore *lc=call->core;
if (call->state!=cstate){
if (call->state==LinphoneCallEnd || call->state==LinphoneCallError){
if (cstate!=LinphoneCallReleased){
ms_warning("Spurious call state change from %s to %s, ignored.",linphone_call_state_to_string(call->state),
linphone_call_state_to_string(cstate));
return;
}
}
ms_message("Call %p: moving from state %s to %s",call,linphone_call_state_to_string(call->state),
linphone_call_state_to_string(cstate));
if (cstate!=LinphoneCallRefered){
/*LinphoneCallRefered is rather an event, not a state.
Indeed it does not change the state of the call (still paused or running)*/
call->state=cstate;
}
if (cstate==LinphoneCallEnd || cstate==LinphoneCallError){
if (call->reason==LinphoneReasonDeclined){
call->log->status=LinphoneCallDeclined;
}
linphone_call_set_terminated (call);
}
if (cstate == LinphoneCallConnected) {
call->log->status=LinphoneCallSuccess;
}
if (lc->vtable.call_state_changed)
lc->vtable.call_state_changed(lc,call,cstate,message);
if (cstate==LinphoneCallReleased){
if (call->op!=NULL) {
/* so that we cannot have anymore upcalls for SAL
concerning this call*/
sal_op_release(call->op);
call->op=NULL;
}
linphone_call_unref(call);
}
}
}
static bool_t call_player_check_state(LinphonePlayer *player, bool_t check_player){
LinphoneCall *call=(LinphoneCall*)player->impl;
if (call->state!=LinphoneCallStreamsRunning){
ms_warning("Call [%p]: in-call player not usable in state [%s]",call,linphone_call_state_to_string(call->state));
return FALSE;
}
if (call->audiostream==NULL) {
ms_error("call_player_check_state(): no audiostream.");
return FALSE;
}
if (check_player && call->audiostream->av_player.player==NULL){
ms_error("call_player_check_state(): no player.");
return FALSE;
}
return TRUE;
}
static void call_failure(SalOp *op, SalError error, SalReason sr, const char *details, int code){
LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
char *msg486=_("User is busy.");
char *msg480=_("User is temporarily unavailable.");
/*char *retrymsg=_("%s. Retry after %i minute(s).");*/
char *msg600=_("User does not want to be disturbed.");
char *msg603=_("Call declined.");
const char *msg=details;
LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer(op);
LinphoneCall *referer=call->referer;
if (call==NULL){
ms_warning("Call faillure reported on already terminated call.");
return ;
}
if (lc->vtable.show) lc->vtable.show(lc);
if (error==SalErrorNoResponse){
msg=_("No response.");
if (lc->vtable.display_status)
lc->vtable.display_status(lc,msg);
}else if (error==SalErrorProtocol){
msg=details ? details : _("Protocol error.");
if (lc->vtable.display_status)
lc->vtable.display_status(lc, msg);
}else if (error==SalErrorFailure){
switch(sr){
case SalReasonDeclined:
msg=msg603;
if (lc->vtable.display_status)
lc->vtable.display_status(lc,msg603);
break;
case SalReasonBusy:
msg=msg486;
if (lc->vtable.display_status)
lc->vtable.display_status(lc,msg486);
break;
case SalReasonRedirect:
{
ms_error("case SalReasonRedirect");
linphone_call_stop_media_streams(call);
if ( call->state==LinphoneCallOutgoingInit
|| call->state==LinphoneCallOutgoingProgress
|| call->state==LinphoneCallOutgoingRinging /*push case*/
|| call->state==LinphoneCallOutgoingEarlyMedia){
LinphoneAddress* redirection_to = (LinphoneAddress*)sal_op_get_remote_contact_address(call->op);
if( redirection_to ){
char* url = linphone_address_as_string(redirection_to);
ms_error("Redirecting call [%p] to %s",call, url);
ms_free(url);
linphone_call_create_op(call);
linphone_core_start_invite(lc, call, redirection_to);
return;
}
}
msg=_("Redirected");
if (lc->vtable.display_status)
lc->vtable.display_status(lc,msg);
}
break;
case SalReasonTemporarilyUnavailable:
msg=msg480;
if (lc->vtable.display_status)
lc->vtable.display_status(lc,msg480);
break;
case SalReasonNotFound:
if (lc->vtable.display_status)
lc->vtable.display_status(lc,msg);
break;
case SalReasonDoNotDisturb:
msg=msg600;
if (lc->vtable.display_status)
lc->vtable.display_status(lc,msg600);
break;
case SalReasonUnsupportedContent: /*<this is for compatibility: linphone sent 415 because of SDP offer answer failure*/
case SalReasonNotAcceptable:
//media_encryption_mandatory
if (call->params.media_encryption == LinphoneMediaEncryptionSRTP &&
!linphone_core_is_media_encryption_mandatory(lc)) {
int i;
ms_message("Outgoing call [%p] failed with SRTP (SAVP) enabled",call);
linphone_call_stop_media_streams(call);
if ( call->state==LinphoneCallOutgoingInit
|| call->state==LinphoneCallOutgoingProgress
|| call->state==LinphoneCallOutgoingRinging /*push case*/
|| call->state==LinphoneCallOutgoingEarlyMedia){
ms_message("Retrying call [%p] with AVP",call);
/* clear SRTP local params */
call->params.media_encryption = LinphoneMediaEncryptionNone;
for(i=0; i<call->localdesc->n_active_streams; i++) {
call->localdesc->streams[i].proto = SalProtoRtpAvp;
memset(call->localdesc->streams[i].crypto, 0, sizeof(call->localdesc->streams[i].crypto));
}
linphone_core_restart_invite(lc, call);
return;
}
}
msg=_("Incompatible media parameters.");
if (lc->vtable.display_status)
lc->vtable.display_status(lc,msg);
break;
case SalReasonRequestPending:
/*restore previous state, the application will decide to resubmit the action if relevant*/
call->reason=linphone_reason_from_sal(sr);
linphone_call_set_state(call,call->prevstate,msg);
return;
break;
default:
if (lc->vtable.display_status)
lc->vtable.display_status(lc,_("Call failed."));
}
}
/*some call error are not fatal*/
switch (call->state) {
case LinphoneCallUpdating:
case LinphoneCallPausing:
case LinphoneCallResuming:
ms_message("Call error on state [%s], restoring previous state",linphone_call_state_to_string(call->prevstate));
call->reason=linphone_reason_from_sal(sr);
linphone_call_set_state(call, call->prevstate,details);
return;
default:
break; /*nothing to do*/
}
linphone_core_stop_ringing(lc);
linphone_call_stop_media_streams(call);
#ifdef BUILD_UPNP
linphone_call_delete_upnp_session(call);
#endif //BUILD_UPNP
call->reason=linphone_reason_from_sal(sr);
if (sr==SalReasonDeclined){
linphone_call_set_state(call,LinphoneCallEnd,"Call declined.");
}else{
linphone_call_set_state(call,LinphoneCallError,details);
if (sr==SalReasonBusy)
linphone_core_play_named_tone(lc,LinphoneToneBusy);
}
if (referer){
/*notify referer of the failure*/
linphone_core_notify_refer_state(lc,referer,call);
/*schedule automatic resume of the call. This must be done only after the notifications are completed due to dialog serialization of requests.*/
linphone_core_queue_task(lc,(belle_sip_source_func_t)resume_call_after_failed_transfer,linphone_call_ref(referer),"Automatic call resuming after failed transfer");
}
}
