it's suprising what 195 lines of code can do

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@7475 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2008-02-01 21:22:27 +00:00
parent 1d5a083c39
commit af40b99b80
3 changed files with 72 additions and 11 deletions

View File

@ -1294,7 +1294,7 @@ switch_status_t sofia_glue_activate_rtp(private_object_t *tech_pvt, switch_rtp_f
/* Reactivate the NAT buster flag. */
switch_rtp_set_flag(tech_pvt->rtp_session, SWITCH_RTP_FLAG_AUTOADJ);
}
return SWITCH_STATUS_SUCCESS;
goto video;
}
tech_pvt->rtp_session = switch_rtp_new(tech_pvt->local_sdp_audio_ip,
@ -1398,6 +1398,7 @@ switch_status_t sofia_glue_activate_rtp(private_object_t *tech_pvt, switch_rtp_f
switch_channel_set_variable(tech_pvt->channel, SOFIA_SECURE_MEDIA_CONFIRMED_VARIABLE, "true");
}
video:
sofia_glue_check_video_codecs(tech_pvt);
@ -1496,7 +1497,7 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
switch_channel_t *channel = switch_core_session_get_channel(session);
const char *val;
const char *crypto = NULL;
int got_crypto = 0;
int got_crypto = 0, got_audio = 0;
switch_assert(tech_pvt != NULL);
@ -1578,7 +1579,7 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
ptime = dptime;
if (m->m_type == sdp_media_audio) {
if (m->m_type == sdp_media_audio && !got_audio) {
sdp_rtpmap_t *map;
for (attr = m->m_attributes; attr; attr = attr->a_next) {
@ -1657,7 +1658,8 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
if (match) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Our existing codec [%s] is still good, let's keep it\n",
tech_pvt->rm_encoding);
goto end;
got_audio = 1;
break;
}
}
}
@ -1845,7 +1847,8 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
vmatch = 0;
}
}
if (mimp) {
if ((tech_pvt->video_rm_encoding = switch_core_session_strdup(session, (char *) rm_encoding))) {
char tmp[50];
@ -1859,6 +1862,7 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
switch_snprintf(tmp, sizeof(tmp), "%d", tech_pvt->remote_sdp_video_port);
switch_channel_set_variable(tech_pvt->channel, SWITCH_REMOTE_VIDEO_IP_VARIABLE, tech_pvt->remote_sdp_audio_ip);
switch_channel_set_variable(tech_pvt->channel, SWITCH_REMOTE_VIDEO_PORT_VARIABLE, tmp);
break;
} else {
vmatch = 0;
}
@ -1867,8 +1871,6 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
}
}
end:
switch_set_flag_locked(tech_pvt, TFLAG_SDP);
return match;

View File

@ -47,9 +47,9 @@ static void *SWITCH_THREAD_FUNC echo_video_thread(switch_thread_t *thread, void
switch_frame_t *read_frame;
eh->up = 1;
while(switch_channel_ready(channel) && switch_channel_get_state(channel) == CS_LOOPBACK) {
while(switch_channel_ready(channel)) {
status = switch_core_session_read_video_frame(session, &read_frame, -1, 0);
if (!SWITCH_READ_ACCEPTABLE(status)) {
break;
}

View File

@ -35,6 +35,48 @@ static const switch_state_handler_table_t audio_bridge_peer_state_handlers;
/* Bridge Related Stuff*/
/*********************************************************************************/
struct vid_helper {
switch_core_session_t *session_a;
switch_core_session_t *session_b;
int up;
};
static void *SWITCH_THREAD_FUNC video_bridge_thread(switch_thread_t *thread, void *obj)
{
struct vid_helper *vh = obj;
switch_channel_t *channel = switch_core_session_get_channel(vh->session_a);
switch_status_t status;
switch_frame_t *read_frame;
vh->up = 1;
while(switch_channel_ready(channel) && vh->up == 1) {
status = switch_core_session_read_video_frame(vh->session_a, &read_frame, -1, 0);
if (!SWITCH_READ_ACCEPTABLE(status)) {
break;
}
switch_core_session_write_video_frame(vh->session_b, read_frame, -1, 0);
}
vh->up = 0;
return NULL;
}
static void launch_video(struct vid_helper *vh)
{
switch_thread_t *thread;
switch_threadattr_t *thd_attr = NULL;
switch_threadattr_create(&thd_attr, switch_core_session_get_pool(vh->session_a));
switch_threadattr_detach_set(thd_attr, 1);
switch_threadattr_stacksize_set(thd_attr, SWITCH_THREAD_STACKSIZE);
switch_thread_create(&thread, thd_attr, video_bridge_thread, vh, switch_core_session_get_pool(vh->session_a));
}
struct switch_ivr_bridge_data {
switch_core_session_t *session;
char b_uuid[SWITCH_UUID_FORMATTED_LENGTH + 1];
@ -54,8 +96,9 @@ static void *audio_bridge_thread(switch_thread_t * thread, void *obj)
switch_channel_t *chan_a, *chan_b;
switch_frame_t *read_frame;
switch_core_session_t *session_a, *session_b;
uint32_t loop_count = 0;
uint32_t loop_count = 0, vid_launch = 0;
const char *app_name = NULL, *app_arg = NULL;
struct vid_helper vh = { 0 };
session_a = data->session;
if (!(session_b = switch_core_session_locate(data->b_uuid))) {
@ -114,6 +157,13 @@ static void *audio_bridge_thread(switch_thread_t * thread, void *obj)
continue;
}
if (switch_channel_test_flag(chan_a, CF_VIDEO) && switch_channel_test_flag(chan_b, CF_VIDEO) && !vid_launch) {
vid_launch++;
vh.session_a = session_a;
vh.session_b = session_b;
launch_video(&vh);
}
/* if 1 channel has DTMF pass it to the other */
while (switch_channel_has_dtmf(chan_a)) {
switch_dtmf_t dtmf = { 0, 0 };
@ -165,7 +215,7 @@ static void *audio_bridge_thread(switch_thread_t * thread, void *obj)
continue;
}
}
/* read audio from 1 channel and write it to the other */
status = switch_core_session_read_frame(session_a, &read_frame, -1, stream_id);
@ -187,6 +237,15 @@ static void *audio_bridge_thread(switch_thread_t * thread, void *obj)
}
}
if (vh.up) {
vh.up = -1;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Ending video thread.\n");
while(vh.up) {
switch_yield(100000);
}
}
if (switch_channel_get_state(chan_b) >= CS_HANGUP) {
if (originator && switch_channel_ready(chan_a) && !switch_channel_test_flag(chan_a, CF_ANSWERED)) {
switch_channel_hangup(chan_a, switch_channel_get_cause(chan_b));