diff options
Diffstat (limited to 'main')
-rw-r--r-- | main/rtp.c | 44 |
1 files changed, 25 insertions, 19 deletions
diff --git a/main/rtp.c b/main/rtp.c index 7451cbf1b..641311f18 100644 --- a/main/rtp.c +++ b/main/rtp.c @@ -732,6 +732,11 @@ int ast_rtcp_fd(struct ast_rtp *rtp) return -1; } +static int rtp_get_rate(int subclass) +{ + return (subclass == AST_FORMAT_G722) ? 8000 : ast_format_rate(subclass); +} + unsigned int ast_rtcp_calc_interval(struct ast_rtp *rtp) { unsigned int interval; @@ -990,10 +995,10 @@ static struct ast_frame *process_cisco_dtmf(struct ast_rtp *rtp, unsigned char * } } else if ((rtp->resp == resp) && !power) { f = send_dtmf(rtp, AST_FRAME_DTMF_END); - f->samples = rtp->dtmfsamples * 8; + f->samples = rtp->dtmfsamples * (rtp_get_rate(f->subclass) / 1000); rtp->resp = 0; } else if (rtp->resp == resp) - rtp->dtmfsamples += 20 * 8; + rtp->dtmfsamples += 20 * (rtp_get_rate(f->subclass) / 1000); rtp->dtmf_timeout = dtmftimeout; return f; } @@ -1074,7 +1079,7 @@ static struct ast_frame *process_rfc2833(struct ast_rtp *rtp, unsigned char *dat if ((rtp->lastevent != seqno) && rtp->resp) { rtp->dtmf_duration = new_duration; f = send_dtmf(rtp, AST_FRAME_DTMF_END); - f->len = ast_tvdiff_ms(ast_samp2tv(rtp->dtmf_duration, 8000), ast_tv(0, 0)); + f->len = ast_tvdiff_ms(ast_samp2tv(rtp->dtmf_duration, rtp_get_rate(f->subclass)), ast_tv(0, 0)); rtp->resp = 0; rtp->dtmf_duration = rtp->dtmf_timeout = 0; } @@ -1084,7 +1089,7 @@ static struct ast_frame *process_rfc2833(struct ast_rtp *rtp, unsigned char *dat if (rtp->resp && rtp->resp != resp) { /* Another digit already began. End it */ f = send_dtmf(rtp, AST_FRAME_DTMF_END); - f->len = ast_tvdiff_ms(ast_samp2tv(rtp->dtmf_duration, 8000), ast_tv(0, 0)); + f->len = ast_tvdiff_ms(ast_samp2tv(rtp->dtmf_duration, rtp_get_rate(f->subclass)), ast_tv(0, 0)); rtp->resp = 0; rtp->dtmf_duration = rtp->dtmf_timeout = 0; } @@ -1459,15 +1464,16 @@ static void calc_rxstamp(struct timeval *when, struct ast_rtp *rtp, unsigned int double d; double dtv; double prog; - double normdev_rxjitter_current; + int rate = rtp_get_rate(rtp->f.subclass); + if ((!rtp->rxcore.tv_sec && !rtp->rxcore.tv_usec) || mark) { gettimeofday(&rtp->rxcore, NULL); rtp->drxcore = (double) rtp->rxcore.tv_sec + (double) rtp->rxcore.tv_usec / 1000000; /* map timestamp to a real time */ rtp->seedrxts = timestamp; /* Their RTP timestamp started with this */ - rtp->rxcore.tv_sec -= timestamp / 8000; - rtp->rxcore.tv_usec -= (timestamp % 8000) * 125; + rtp->rxcore.tv_sec -= timestamp / rate; + rtp->rxcore.tv_usec -= (timestamp % rate) * 125; /* Round to 0.1ms for nice, pretty timestamps */ rtp->rxcore.tv_usec -= rtp->rxcore.tv_usec % 100; if (rtp->rxcore.tv_usec < 0) { @@ -1479,13 +1485,13 @@ static void calc_rxstamp(struct timeval *when, struct ast_rtp *rtp, unsigned int gettimeofday(&now,NULL); /* rxcore is the mapping between the RTP timestamp and _our_ real time from gettimeofday() */ - when->tv_sec = rtp->rxcore.tv_sec + timestamp / 8000; - when->tv_usec = rtp->rxcore.tv_usec + (timestamp % 8000) * 125; + when->tv_sec = rtp->rxcore.tv_sec + timestamp / rate; + when->tv_usec = rtp->rxcore.tv_usec + (timestamp % rate) * 125; if (when->tv_usec >= 1000000) { when->tv_usec -= 1000000; when->tv_sec += 1; } - prog = (double)((timestamp-rtp->seedrxts)/8000.); + prog = (double)((timestamp-rtp->seedrxts)/(float)(rate)); dtv = (double)rtp->drxcore + (double)(prog); current_time = (double)now.tv_sec + (double)now.tv_usec/1000000; transit = current_time - dtv; @@ -1797,7 +1803,7 @@ struct ast_frame *ast_rtp_read(struct ast_rtp *rtp) if (rtp->resp) { struct ast_frame *f; f = send_dtmf(rtp, AST_FRAME_DTMF_END); - f->len = ast_tvdiff_ms(ast_samp2tv(rtp->dtmf_duration, 8000), ast_tv(0, 0)); + f->len = ast_tvdiff_ms(ast_samp2tv(rtp->dtmf_duration, rtp_get_rate(f->subclass)), ast_tv(0, 0)); rtp->resp = 0; rtp->dtmf_timeout = rtp->dtmf_duration = 0; return f; @@ -1874,7 +1880,7 @@ struct ast_frame *ast_rtp_read(struct ast_rtp *rtp) calc_rxstamp(&rtp->f.delivery, rtp, timestamp, mark); /* Add timing data to let ast_generic_bridge() put the frame into a jitterbuf */ ast_set_flag(&rtp->f, AST_FRFLAG_HAS_TIMING_INFO); - rtp->f.ts = timestamp / 8; + rtp->f.ts = timestamp / (rtp_get_rate(rtp->f.subclass) / 1000); rtp->f.len = rtp->f.samples / ( (ast_format_rate(rtp->f.subclass) == 16000) ? 16 : 8 ); } else if (rtp->f.subclass & AST_FORMAT_VIDEO_MASK) { /* Video -- samples is # of samples vs. 90000 */ @@ -3564,6 +3570,11 @@ static int ast_rtp_raw_write(struct ast_rtp *rtp, struct ast_frame *f, int codec unsigned int ms; int pred; int mark = 0; + int rate = rtp_get_rate(f->subclass) / 1000; + + if (f->subclass == AST_FORMAT_G722) { + f->samples /= 2; + } if (rtp->sending_digit) { return 0; @@ -3575,7 +3586,7 @@ static int ast_rtp_raw_write(struct ast_rtp *rtp, struct ast_frame *f, int codec pred = rtp->lastts + f->samples; /* Re-calculate last TS */ - rtp->lastts = rtp->lastts + ms * 8; + rtp->lastts = rtp->lastts + ms * rate; if (ast_tvzero(f->delivery)) { /* If this isn't an absolute delivery time, Check if it is close to our prediction, and if so, go with our prediction */ @@ -3630,7 +3641,7 @@ static int ast_rtp_raw_write(struct ast_rtp *rtp, struct ast_frame *f, int codec rtp->lastdigitts = rtp->lastts; if (ast_test_flag(f, AST_FRFLAG_HAS_TIMING_INFO)) - rtp->lastts = f->ts * 8; + rtp->lastts = f->ts * rate; /* Get a pointer to the header */ rtpheader = (unsigned char *)(f->data.ptr - hdrlen); @@ -3801,11 +3812,6 @@ int ast_rtp_write(struct ast_rtp *rtp, struct ast_frame *_f) } while ((f = ast_smoother_read(rtp->smoother)) && (f->data.ptr)) { - if (f->subclass == AST_FORMAT_G722) { - /* G.722 is silllllllllllllly */ - f->samples /= 2; - } - ast_rtp_raw_write(rtp, f, codec); } } else { |