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FS-7501: use vidderbuffer in rtp

This commit is contained in:
Anthony Minessale 2014-12-16 18:48:07 -06:00 committed by Michael Jerris
parent 7b323f0b17
commit 2a50c6d55c
3 changed files with 75 additions and 30 deletions
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4
src/include/switch_rtp.h
View File

@ -49,6 +49,10 @@ SWITCH_BEGIN_EXTERN_C
//#define SWITCH_RTP_CRYPTO_KEY_32 "AES_CM_128_HMAC_SHA1_32"
#define SWITCH_RTP_CRYPTO_KEY_80 "AES_CM_128_HMAC_SHA1_80"
typedef struct {
switch_rtp_hdr_t header;
char body[SWITCH_RTP_MAX_BUF_LEN];
} switch_rtp_packet_t;
typedef enum {
SWITCH_RTP_CRYPTO_SEND,

3
src/include/switch_types.h
View File

@ -2492,6 +2492,9 @@ typedef struct switch_waitlist_s {
uint32_t revents;
} switch_waitlist_t;
struct switch_vb_s;
typedef struct switch_vb_s switch_vb_t;
SWITCH_END_EXTERN_C
#endif

98
src/switch_rtp.c
View File

@ -54,6 +54,7 @@
#include <srtp.h>
#include <srtp_priv.h>
#include <switch_ssl.h>
#include <switch_vidderbuffer.h>
#define JITTER_LEAD_FRAMES 10
#define READ_INC(rtp_session) switch_mutex_lock(rtp_session->read_mutex); rtp_session->reading++
@ -387,6 +388,7 @@ struct switch_rtp {
uint8_t ready;
uint8_t cn;
stfu_instance_t *jb;
switch_vb_t *vb;
uint32_t max_missed_packets;
uint32_t missed_count;
rtp_msg_t write_msg;
@ -3486,6 +3488,11 @@ SWITCH_DECLARE(switch_status_t) switch_rtp_create(switch_rtp_t **new_rtp_session
if (switch_core_timer_init(&rtp_session->timer, "soft", 1, 90, pool) == SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(rtp_session->session), SWITCH_LOG_DEBUG, "Starting video timer.\n");
}
switch_vb_create(&rtp_session->vb, 5, 30);
switch_vb_debug_level(rtp_session->vb, 1);
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(rtp_session->session), SWITCH_LOG_DEBUG, "Starting video buffer.\n");
} else {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(rtp_session->session), SWITCH_LOG_DEBUG, "Not using a timer\n");
}
@ -4120,6 +4127,10 @@ SWITCH_DECLARE(void) switch_rtp_destroy(switch_rtp_t **rtp_session)
stfu_n_destroy(&(*rtp_session)->jb);
}
if ((*rtp_session)->vb) {
switch_vb_destroy(&(*rtp_session)->vb);
}
if ((*rtp_session)->dtls && (*rtp_session)->dtls == (*rtp_session)->rtcp_dtls) {
(*rtp_session)->rtcp_dtls = NULL;
}
@ -5039,37 +5050,45 @@ static switch_status_t read_rtp_packet(switch_rtp_t *rtp_session, switch_size_t
}
}
if (rtp_session->jb && !rtp_session->pause_jb && jb_valid(rtp_session) && rtp_session->recv_msg.header.version == 2 && *bytes) {
uint32_t read_ssrc = ntohl((uint32_t)rtp_session->recv_msg.header.ssrc);
if (rtp_session->recv_msg.header.m && rtp_session->recv_msg.header.pt != rtp_session->recv_te &&
!rtp_session->flags[SWITCH_RTP_FLAG_VIDEO] && !(rtp_session->rtp_bugs & RTP_BUG_IGNORE_MARK_BIT)) {
stfu_n_reset(rtp_session->jb);
} else if (rtp_session->last_read_ssrc && rtp_session->last_read_ssrc != read_ssrc) {
stfu_n_reset(rtp_session->jb);
}
rtp_session->last_read_ssrc = read_ssrc;
if (!rtp_session->flags[SWITCH_RTP_FLAG_USE_TIMER] && rtp_session->timer.interval) {
switch_core_timer_sync(&rtp_session->timer);
reset_jitter_seq(rtp_session);
if (rtp_session->recv_msg.header.version == 2 && *bytes) {
if (rtp_session->vb) {
switch_vb_put_packet(rtp_session->vb, (switch_rtp_packet_t *) &rtp_session->recv_msg, *bytes);
status = SWITCH_STATUS_FALSE;
*bytes = 0;
}
if (stfu_n_eat(rtp_session->jb, rtp_session->last_read_ts,
ntohs((uint16_t) rtp_session->recv_msg.header.seq),
rtp_session->recv_msg.header.pt,
RTP_BODY(rtp_session), *bytes - rtp_header_len, rtp_session->timer.samplecount) == STFU_ITS_TOO_LATE) {
if (rtp_session->jb && !rtp_session->pause_jb && jb_valid(rtp_session)) {
uint32_t read_ssrc = ntohl((uint32_t)rtp_session->recv_msg.header.ssrc);
if (rtp_session->recv_msg.header.m && rtp_session->recv_msg.header.pt != rtp_session->recv_te &&
!rtp_session->flags[SWITCH_RTP_FLAG_VIDEO] && !(rtp_session->rtp_bugs & RTP_BUG_IGNORE_MARK_BIT)) {
stfu_n_reset(rtp_session->jb);
} else if (rtp_session->last_read_ssrc && rtp_session->last_read_ssrc != read_ssrc) {
stfu_n_reset(rtp_session->jb);
}
rtp_session->last_read_ssrc = read_ssrc;
if (!rtp_session->flags[SWITCH_RTP_FLAG_USE_TIMER] && rtp_session->timer.interval) {
switch_core_timer_sync(&rtp_session->timer);
reset_jitter_seq(rtp_session);
}
if (stfu_n_eat(rtp_session->jb, rtp_session->last_read_ts,
ntohs((uint16_t) rtp_session->recv_msg.header.seq),
rtp_session->recv_msg.header.pt,
RTP_BODY(rtp_session), *bytes - rtp_header_len, rtp_session->timer.samplecount) == STFU_ITS_TOO_LATE) {
goto more;
goto more;
}
status = SWITCH_STATUS_FALSE;
*bytes = 0;
if (!return_jb_packet) {
return status;
}
}
status = SWITCH_STATUS_FALSE;
*bytes = 0;
if (!return_jb_packet) {
return status;
}
}
if (rtp_session->jb && !rtp_session->pause_jb && jb_valid(rtp_session)) {
@ -5096,6 +5115,19 @@ static switch_status_t read_rtp_packet(switch_rtp_t *rtp_session, switch_size_t
}
}
if (rtp_session->vb) {
if (switch_vb_get_packet(rtp_session->vb, (switch_rtp_packet_t *) &rtp_session->recv_msg, bytes) == SWITCH_STATUS_MORE_DATA) {
status = SWITCH_STATUS_FALSE;
*bytes = 0;
} else {
status = SWITCH_STATUS_SUCCESS;
if (!xcheck_jitter) {
check_jitter(rtp_session);
xcheck_jitter = *bytes;
}
}
}
return status;
}
@ -5522,6 +5554,7 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
if (!rtp_session->flags[SWITCH_RTP_FLAG_USE_TIMER] && rtp_session->read_pollfd) {
int pt = poll_sec * 1000000;
int force = 0;
do_2833(rtp_session);
@ -5539,12 +5572,17 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
pt = 200000;
}
//if (using_ice(rtp_session)) {
// pt = 20000;
//}
if (rtp_session->vb && switch_vb_frame_count(rtp_session->vb)) {
pt = 10000;
force = 1;
}
poll_status = switch_poll(rtp_session->read_pollfd, 1, &fdr, pt);
if (rtp_session->vb && force) {
poll_status = SWITCH_STATUS_SUCCESS;
}
if (!rtp_session->flags[SWITCH_RTP_FLAG_VIDEO] && rtp_session->dtmf_data.out_digit_dur > 0) {
return_cng_frame();
}