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FS-9962: [mod_spandsp] Avaya IP Office IB FAX call T38 v0 failed #resolve

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This commit is contained in:
Anthony Minessale 2017-01-30 10:53:39 -06:00
parent c8256837b2
commit cf78b0c2ac
1 changed files with 41 additions and 2 deletions
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41
src/switch_core_media.c
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@ -211,6 +211,8 @@ typedef struct switch_rtp_engine_s {
switch_frame_buffer_t *write_fb;
} switch_rtp_engine_t;
#define MAX_REJ_STREAMS 10
struct switch_media_handle_s {
switch_core_session_t *session;
switch_channel_t *channel;
@ -227,6 +229,9 @@ struct switch_media_handle_s {
int payload_space;
char *origin;
sdp_media_e rejected_streams[MAX_REJ_STREAMS];
int rej_idx;
switch_mutex_t *mutex;
switch_mutex_t *sdp_mutex;
switch_mutex_t *control_mutex;
@ -4244,11 +4249,29 @@ SWITCH_DECLARE(uint8_t) switch_core_media_negotiate_sdp(switch_core_session_t *s
sendonly = 2; /* global sendonly always wins */
}
memset(smh->rejected_streams, 0, sizeof(smh->rejected_streams));
smh->rej_idx = 0;
for (m = sdp->sdp_media; m; m = m->m_next) {
sdp_connection_t *connection;
switch_core_session_t *other_session;
if (!m->m_port) {
if (!m->m_port && smh->rej_idx < MAX_REJ_STREAMS - 1) {
switch(m->m_type) {
case sdp_media_audio:
smh->rejected_streams[smh->rej_idx++] = sdp_media_audio;
break;
case sdp_media_video:
smh->rejected_streams[smh->rej_idx++] = sdp_media_video;
break;
case sdp_media_image:
smh->rejected_streams[smh->rej_idx++] = sdp_media_image;
break;
default:
break;
}
continue;
}
@ -10808,6 +10831,18 @@ SWITCH_DECLARE(void) switch_core_media_absorb_sdp(switch_core_session_t *session
}
}
static switch_bool_t stream_rejected(switch_media_handle_t *smh, sdp_media_e st)
{
int x;
for (x = 0; x < smh->rej_idx; x++) {
if (smh->rejected_streams[x] == st) {
return SWITCH_TRUE;
}
}
return SWITCH_FALSE;
}
//?
SWITCH_DECLARE(void) switch_core_media_set_udptl_image_sdp(switch_core_session_t *session, switch_t38_options_t *t38_options, int insist)
@ -10916,6 +10951,10 @@ SWITCH_DECLARE(void) switch_core_media_set_udptl_image_sdp(switch_core_session_t
}
if (stream_rejected(smh, sdp_media_audio)) {
switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
"m=audio 0 RTP/AVP 0\r\n");
}
switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
"m=image %d udptl t38\r\n"