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提交 361a9358 authored 作者: Anthony Minessale's avatar Anthony Minessale
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FSCORE-273 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11293 d0543943-73ff-0310-b7d9-9358b9ac24b2
上级 dc2a354c
隐藏空白字符变更
内嵌 并排
正在显示 包含 103 行增加 和 104 行删除
src/switch_rtp.c
浏览文件 @ 361a9358
......@@ -1374,110 +1374,6 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
goto end;
}
#ifdef DEBUG_2833
if (rtp_session->dtmf_data.in_digit_sanity && !(rtp_session->dtmf_data.in_digit_sanity % 100)) {
printf("sanity %d\n", rtp_session->dtmf_data.in_digit_sanity);
}
#endif
if (rtp_session->dtmf_data.in_digit_sanity && !--rtp_session->dtmf_data.in_digit_sanity) {
rtp_session->dtmf_data.last_digit = 0;
rtp_session->dtmf_data.in_digit_ts = 0;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed DTMF sanity check.\n");
}
/* RFC2833 ... like all RFC RE: VoIP, guaranteed to drive you to insanity!
We know the real rules here, but if we enforce them, it's an interop nightmare so,
we put up with as much as we can so we don't have to deal with being punished for
doing it right. Nice guys finish last!
*/
if (bytes && !switch_test_flag(rtp_session, SWITCH_RTP_FLAG_PROXY_MEDIA) &&
!switch_test_flag(rtp_session, SWITCH_RTP_FLAG_PASS_RFC2833) && rtp_session->recv_msg.header.pt == rtp_session->te) {
unsigned char *packet = (unsigned char *) rtp_session->recv_msg.body;
int end = packet[1] & 0x80 ? 1 : 0;
uint16_t duration = (packet[2] << 8) + packet[3];
char key = switch_rfc2833_to_char(packet[0]);
uint16_t in_digit_seq = ntohs((uint16_t) rtp_session->recv_msg.header.seq);
uint32_t ts = htonl(rtp_session->recv_msg.header.ts);
if (in_digit_seq < rtp_session->dtmf_data.in_digit_seq) {
if (rtp_session->dtmf_data.in_digit_seq - in_digit_seq > 100) {
rtp_session->dtmf_data.in_digit_seq = 0;
}
}
if (in_digit_seq > rtp_session->dtmf_data.in_digit_seq) {
rtp_session->dtmf_data.in_digit_seq = in_digit_seq;
#ifdef DEBUG_2833
printf("read: %c %u %u %u %u %d %d %s\n",
key, in_digit_seq, rtp_session->dtmf_data.in_digit_seq,
ts, duration, rtp_session->recv_msg.header.m, end, end && !rtp_session->dtmf_data.in_digit_ts ? "ignored" : "");
#endif
if (rtp_session->dtmf_data.last_duration > duration && ts == rtp_session->dtmf_data.in_digit_ts) {
rtp_session->dtmf_data.flip++;
}
if (end) {
if (rtp_session->dtmf_data.in_digit_ts) {
switch_dtmf_t dtmf = { key, duration };
if (ts > rtp_session->dtmf_data.in_digit_ts) {
dtmf.duration += (ts - rtp_session->dtmf_data.in_digit_ts);
}
if (rtp_session->dtmf_data.flip) {
dtmf.duration += rtp_session->dtmf_data.flip * 0xFFFF;
rtp_session->dtmf_data.flip = 0;
#ifdef DEBUG_2833
printf("you're welcome!\n");
#endif
}
#ifdef DEBUG_2833
printf("done digit=%c ts=%u start_ts=%u dur=%u ddur=%u\n",
dtmf.digit, ts, rtp_session->dtmf_data.in_digit_ts, duration, dtmf.duration);
#endif
switch_rtp_queue_rfc2833_in(rtp_session, &dtmf);
rtp_session->dtmf_data.last_digit = rtp_session->dtmf_data.first_digit;
rtp_session->dtmf_data.in_digit_ts = 0;
rtp_session->dtmf_data.in_digit_sanity = 0;
do_cng = 1;
} else {
if (!switch_rtp_ready(rtp_session)) {
goto end;
}
switch_cond_next();
goto recvfrom;
}
} else if (!rtp_session->dtmf_data.in_digit_ts) {
rtp_session->dtmf_data.in_digit_ts = ts;
rtp_session->dtmf_data.first_digit = key;
rtp_session->dtmf_data.in_digit_sanity = 2000;
}
rtp_session->dtmf_data.last_duration = duration;
#ifdef DEBUG_2833
} else {
printf("drop: %c %u %u %u %u %d %d\n",
key, in_digit_seq, rtp_session->dtmf_data.in_digit_seq, ts, duration, rtp_session->recv_msg.header.m, end);
#endif
}
}
if (rtp_session->dtmf_data.in_digit_ts) {
if (!switch_rtp_ready(rtp_session)) {
goto end;
}
switch_cond_next();
goto recvfrom;
}
if (rtp_session->max_missed_packets) {
if (bytes) {
rtp_session->missed_count = 0;
......@@ -1659,6 +1555,109 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
}
#ifdef DEBUG_2833
if (rtp_session->dtmf_data.in_digit_sanity && !(rtp_session->dtmf_data.in_digit_sanity % 100)) {
printf("sanity %d\n", rtp_session->dtmf_data.in_digit_sanity);
}
#endif
if (rtp_session->dtmf_data.in_digit_sanity && !--rtp_session->dtmf_data.in_digit_sanity) {
rtp_session->dtmf_data.last_digit = 0;
rtp_session->dtmf_data.in_digit_ts = 0;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed DTMF sanity check.\n");
}
/* RFC2833 ... like all RFC RE: VoIP, guaranteed to drive you to insanity!
We know the real rules here, but if we enforce them, it's an interop nightmare so,
we put up with as much as we can so we don't have to deal with being punished for
doing it right. Nice guys finish last!
*/
if (bytes && !switch_test_flag(rtp_session, SWITCH_RTP_FLAG_PROXY_MEDIA) &&
!switch_test_flag(rtp_session, SWITCH_RTP_FLAG_PASS_RFC2833) && rtp_session->recv_msg.header.pt == rtp_session->te) {
unsigned char *packet = (unsigned char *) rtp_session->recv_msg.body;
int end = packet[1] & 0x80 ? 1 : 0;
uint16_t duration = (packet[2] << 8) + packet[3];
char key = switch_rfc2833_to_char(packet[0]);
uint16_t in_digit_seq = ntohs((uint16_t) rtp_session->recv_msg.header.seq);
uint32_t ts = htonl(rtp_session->recv_msg.header.ts);
if (in_digit_seq < rtp_session->dtmf_data.in_digit_seq) {
if (rtp_session->dtmf_data.in_digit_seq - in_digit_seq > 100) {
rtp_session->dtmf_data.in_digit_seq = 0;
}
}
if (in_digit_seq > rtp_session->dtmf_data.in_digit_seq) {
rtp_session->dtmf_data.in_digit_seq = in_digit_seq;
#ifdef DEBUG_2833
printf("read: %c %u %u %u %u %d %d %s\n",
key, in_digit_seq, rtp_session->dtmf_data.in_digit_seq,
ts, duration, rtp_session->recv_msg.header.m, end, end && !rtp_session->dtmf_data.in_digit_ts ? "ignored" : "");
#endif
if (rtp_session->dtmf_data.last_duration > duration && ts == rtp_session->dtmf_data.in_digit_ts) {
rtp_session->dtmf_data.flip++;
}
if (end) {
if (rtp_session->dtmf_data.in_digit_ts) {
switch_dtmf_t dtmf = { key, duration };
if (ts > rtp_session->dtmf_data.in_digit_ts) {
dtmf.duration += (ts - rtp_session->dtmf_data.in_digit_ts);
}
if (rtp_session->dtmf_data.flip) {
dtmf.duration += rtp_session->dtmf_data.flip * 0xFFFF;
rtp_session->dtmf_data.flip = 0;
#ifdef DEBUG_2833
printf("you're welcome!\n");
#endif
}
#ifdef DEBUG_2833
printf("done digit=%c ts=%u start_ts=%u dur=%u ddur=%u\n",
dtmf.digit, ts, rtp_session->dtmf_data.in_digit_ts, duration, dtmf.duration);
#endif
switch_rtp_queue_rfc2833_in(rtp_session, &dtmf);
rtp_session->dtmf_data.last_digit = rtp_session->dtmf_data.first_digit;
rtp_session->dtmf_data.in_digit_ts = 0;
rtp_session->dtmf_data.in_digit_sanity = 0;
do_cng = 1;
} else {
if (!switch_rtp_ready(rtp_session)) {
goto end;
}
switch_cond_next();
goto recvfrom;
}
} else if (!rtp_session->dtmf_data.in_digit_ts) {
rtp_session->dtmf_data.in_digit_ts = ts;
rtp_session->dtmf_data.first_digit = key;
rtp_session->dtmf_data.in_digit_sanity = 2000;
}
rtp_session->dtmf_data.last_duration = duration;
#ifdef DEBUG_2833
} else {
printf("drop: %c %u %u %u %u %d %d\n",
key, in_digit_seq, rtp_session->dtmf_data.in_digit_seq, ts, duration, rtp_session->recv_msg.header.m, end);
#endif
}
}
if (rtp_session->dtmf_data.in_digit_ts) {
if (!switch_rtp_ready(rtp_session)) {
goto end;
}
switch_cond_next();
goto recvfrom;
}
timer_check:
if (do_cng) {
......
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