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fix bug where a pause reINVITE was having a video stream while the original INVITE (made by other party) wasn't proposing video at all.

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This commit is contained in:
Simon Morlat 2015-09-23 18:10:13 +02:00
parent 3fcf71072f
commit 28a7d3dbbe
4 changed files with 82 additions and 15 deletions
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1
coreapi/callbacks.c
View file

@ -702,6 +702,7 @@ static void call_updating(SalOp *op, bool_t is_update){
ms_error("call_updating(): call doesn't exist anymore");
return ;
}
linphone_call_fix_call_parameters(call);
if (call->state!=LinphoneCallPaused){
/*Refresh the local description, but in paused state, we don't change anything.*/
linphone_call_make_local_media_description(call);

20
coreapi/linphonecall.c
View file

@ -691,7 +691,7 @@ void linphone_call_make_local_media_description(LinphoneCall *call) {
ms_warning("Cannot get audio local ssrc for call [%p]",call);
nb_active_streams++;
if (params->has_video && (!params->internal_call_update || !call->current_params->video_declined)){
if (params->has_video){
strncpy(md->streams[call->main_video_stream_index].rtp_addr,linphone_call_get_public_ip_for_stream(call,call->main_video_stream_index),sizeof(md->streams[call->main_video_stream_index].rtp_addr));
strncpy(md->streams[call->main_video_stream_index].rtcp_addr,linphone_call_get_public_ip_for_stream(call,call->main_video_stream_index),sizeof(md->streams[call->main_video_stream_index].rtcp_addr));
strncpy(md->streams[call->main_video_stream_index].name,"Video",sizeof(md->streams[call->main_video_stream_index].name)-1);
@ -1083,7 +1083,7 @@ void linphone_call_set_compatible_incoming_call_parameters(LinphoneCall *call, c
}else if (call->params->media_encryption != LinphoneMediaEncryptionZRTP){
call->params->media_encryption = LinphoneMediaEncryptionNone;
}
linphone_call_fix_call_parameters(call);
}
static void linphone_call_compute_streams_indexes(LinphoneCall *call, SalMediaDescription *md) {
@ -1385,11 +1385,19 @@ static void linphone_call_set_terminated(LinphoneCall *call){
}
}
/*function to be called at each incoming reINVITE, in order to adjust the video enablement parameter according to what is offered
* and our local policy. Fixing the call->params to proper values avoid request video by accident during internal call updates, pauses and resumes*/
void linphone_call_fix_call_parameters(LinphoneCall *call){
if (sal_call_is_offerer(call->op)) {
/*get remote params*/
const LinphoneCallParams* rcp = linphone_call_get_remote_params(call);
call->current_params->video_declined = call->params->has_video && !rcp->has_video;
const LinphoneCallParams* rcp = linphone_call_get_remote_params(call);
if (rcp){
if (call->params->has_video && !rcp->has_video){
ms_message("Call [%p]: disabling video in our call params because the remote doesn't want it.", call);
call->params->has_video = FALSE;
}
if (rcp->has_video && call->core->video_policy.automatically_accept && !call->params->has_video){
ms_message("Call [%p]: re-enabling video in our call params because the remote wants it and the policy allows to automatically accept.", call);
call->params->has_video = TRUE;
}
}
}

11
coreapi/private.h
View file

@ -128,18 +128,19 @@ struct _LinphoneCallParams{
char *record_file;
char *session_name;
SalCustomHeader *custom_headers;
LinphonePrivacyMask privacy;
LinphoneMediaDirection audio_dir;
LinphoneMediaDirection video_dir;
bool_t has_video;
bool_t avpf_enabled; /* RTCP feedback messages are enabled */
bool_t real_early_media; /*send real media even during early media (for outgoing calls)*/
bool_t in_conference; /*in conference mode */
bool_t low_bandwidth;
bool_t no_user_consent;/*when set to TRUE an UPDATE request will be used instead of reINVITE*/
uint16_t avpf_rr_interval; /*in milliseconds*/
LinphonePrivacyMask privacy;
LinphoneMediaDirection audio_dir;
LinphoneMediaDirection video_dir;
bool_t video_declined; /*use to keep traces of declined video to avoid to re-offer video in case of automatic RE-INVITE*/
bool_t internal_call_update; /*use mark that call update was requested internally (might be by ice)*/
bool_t internal_call_update; /*use mark that call update was requested internally (might be by ice) - unused for the moment*/
bool_t video_multicast_enabled;
bool_t audio_multicast_enabled;
bool_t realtimetext_enabled;

65
tester/call_tester.c
View file

@ -1215,10 +1215,7 @@ void call_paused_resumed_base(bool_t multicast) {
stats = rtp_session_get_stats(call_pauline->sessions->rtp_session);
BC_ASSERT_EQUAL(stats->cum_packet_loss, 0, int, "%d");
linphone_core_terminate_all_calls(pauline->lc);
BC_ASSERT_TRUE(wait_for(pauline->lc,marie->lc,&pauline->stat.number_of_LinphoneCallEnd,1));
BC_ASSERT_TRUE(wait_for(pauline->lc,marie->lc,&marie->stat.number_of_LinphoneCallEnd,1));
end_call(pauline, marie);
end:
linphone_core_manager_destroy(marie);
linphone_core_manager_destroy(pauline);
@ -1293,6 +1290,65 @@ end:
ms_list_free(lcs);
}
/*this test makes sure that pause/resume will not bring up video by accident*/
static void call_paused_resumed_with_video(){
LinphoneCoreManager* marie = linphone_core_manager_new("marie_rc");
LinphoneCoreManager* pauline = linphone_core_manager_new(transport_supported(LinphoneTransportTls) ? "pauline_rc" : "pauline_tcp_rc");
LinphoneCall* call_pauline, *call_marie;
MSList *lcs = NULL;
LinphoneVideoPolicy vpol;
bool_t call_ok;
lcs = ms_list_append(lcs, pauline->lc);
lcs = ms_list_append(lcs, marie->lc);
vpol.automatically_accept = FALSE;
vpol.automatically_initiate = FALSE;
linphone_core_set_video_policy(marie->lc, &vpol);
linphone_core_enable_video(marie->lc, TRUE, TRUE);
vpol.automatically_accept = TRUE;
vpol.automatically_initiate = TRUE;
linphone_core_set_video_policy(pauline->lc, &vpol);
linphone_core_enable_video(pauline->lc, TRUE, TRUE);
BC_ASSERT_TRUE((call_ok=call(marie, pauline)));
if (!call_ok) goto end;
call_pauline = linphone_core_get_current_call(pauline->lc);
call_marie = linphone_core_get_current_call(marie->lc);
wait_for_until(pauline->lc, marie->lc, NULL, 5, 2000);
linphone_core_pause_call(pauline->lc,call_pauline);
BC_ASSERT_TRUE(wait_for(pauline->lc,marie->lc,&pauline->stat.number_of_LinphoneCallPausing,1));
BC_ASSERT_TRUE(wait_for(pauline->lc,marie->lc,&marie->stat.number_of_LinphoneCallPausedByRemote,1));
BC_ASSERT_FALSE(linphone_call_params_video_enabled(linphone_call_get_remote_params(call_marie)));
BC_ASSERT_TRUE(wait_for(pauline->lc,marie->lc,&pauline->stat.number_of_LinphoneCallPaused,1));
/*stay in pause a little while in order to generate traffic*/
wait_for_until(pauline->lc, marie->lc, NULL, 5, 2000);
/*now pauline wants to resume*/
linphone_core_resume_call(pauline->lc, call_pauline);
BC_ASSERT_TRUE(wait_for(pauline->lc,marie->lc,&pauline->stat.number_of_LinphoneCallResuming,1));
BC_ASSERT_TRUE(wait_for(pauline->lc,marie->lc,&pauline->stat.number_of_LinphoneCallStreamsRunning,1));
BC_ASSERT_TRUE(wait_for(pauline->lc,marie->lc,&marie->stat.number_of_LinphoneCallStreamsRunning,1));
BC_ASSERT_FALSE(linphone_call_params_video_enabled(linphone_call_get_current_params(call_pauline)));
BC_ASSERT_FALSE(linphone_call_params_video_enabled(linphone_call_get_current_params(call_marie)));
end_call(marie, pauline);
end:
linphone_core_manager_destroy(marie);
linphone_core_manager_destroy(pauline);
ms_list_free(lcs);
}
#define CHECK_CURRENT_LOSS_RATE() \
rtcp_count_current = pauline->stat.number_of_rtcp_sent; \
/*wait for an RTCP packet to have an accurate cumulative lost value*/ \
@ -4981,6 +5037,7 @@ test_t call_tests[] = {
{ "Call without SDP", call_with_no_sdp},
{ "Call without SDP and ACK without SDP", call_with_no_sdp_ack_without_sdp},
{ "Call paused resumed", call_paused_resumed },
{ "Call paused resumed with video", call_paused_resumed_with_video },
{ "Call paused by both parties", call_paused_by_both },
{ "Call paused resumed with loss", call_paused_resumed_with_loss },
{ "Call paused resumed from callee", call_paused_resumed_from_callee },