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add more mutexes to video thread 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@15551 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2009-11-19 16:56:19 +00:00
parent 848882f1cc
commit d914db53c7
1 changed files with 33 additions and 18 deletions
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51
src/mod/applications/mod_conference/mod_conference.c
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@ -856,37 +856,49 @@ static switch_status_t conference_del_member(conference_obj_t *conference, confe
static void *SWITCH_THREAD_FUNC conference_video_thread_run(switch_thread_t *thread, void *obj)
{
conference_obj_t *conference = (conference_obj_t *) obj;
conference_member_t *imember, *last_member = NULL;
conference_member_t *imember;
switch_frame_t *vid_frame;
switch_status_t status;
int has_vid = 1, req_iframe = 0;
int yield = 0;
uint32_t last_member = 0;
switch_core_session_t *session;
conference->video_running = 1;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Video thread started for conference %s\n", conference->name);
while (has_vid && conference->video_running == 1 && globals.running && !switch_test_flag(conference, CFLAG_DESTRUCT)) {
if (yield) {
switch_yield(yield);
yield = 0;
}
switch_mutex_lock(conference->member_mutex);
if (!conference->floor_holder) {
switch_yield(100000);
continue;
yield = 100000;
goto do_continue;
}
if (!switch_channel_test_flag(switch_core_session_get_channel(conference->floor_holder->session), CF_VIDEO)) {
switch_cond_next();
continue;
goto do_continue;
}
status = switch_core_session_read_video_frame(conference->floor_holder->session, &vid_frame, SWITCH_IO_FLAG_NONE, 0);
if (!SWITCH_READ_ACCEPTABLE(status)) {
session = conference->floor_holder->session;
switch_core_session_read_lock(session);
switch_mutex_unlock(conference->member_mutex);
status = switch_core_session_read_video_frame(session, &vid_frame, SWITCH_IO_FLAG_NONE, 0);
switch_mutex_lock(conference->member_mutex);
switch_core_session_rwunlock(session);
if (!SWITCH_READ_ACCEPTABLE(status) || !conference->floor_holder || switch_test_flag(vid_frame, SFF_CNG)) {
conference->floor_holder = NULL;
req_iframe = 0;
continue;
goto do_continue;
}
if (switch_test_flag(vid_frame, SFF_CNG)) {
continue;
}
if (conference->floor_holder != last_member) {
if (conference->floor_holder->id != last_member) {
int iframe = 0;
#if 0
switch_core_session_message_t msg = { 0 };
@ -914,15 +926,15 @@ static void *SWITCH_THREAD_FUNC conference_video_thread_run(switch_thread_t *thr
}
if (!iframe) {
continue;
goto do_continue;
}
req_iframe = 0;
req_iframe = 0;
}
last_member = conference->floor_holder;
last_member = conference->floor_holder->id;
switch_mutex_lock(conference->member_mutex);
has_vid = 0;
for (imember = conference->members; imember; imember = imember->next) {
if (switch_channel_test_flag(switch_core_session_get_channel(imember->session), CF_VIDEO)) {
@ -930,9 +942,12 @@ static void *SWITCH_THREAD_FUNC conference_video_thread_run(switch_thread_t *thr
switch_core_session_write_video_frame(imember->session, vid_frame, SWITCH_IO_FLAG_NONE, 0);
}
}
do_continue:
switch_mutex_unlock(conference->member_mutex);
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Video thread ending for conference %s\n", conference->name);
conference->video_running = 0;