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Fix iLBC when using ep_codec_string

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This commit is contained in:
Brian West 2011-01-06 17:15:45 -06:00
parent 9462f53c90
commit 85c22d10e2
2 changed files with 49 additions and 10 deletions
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2
src/mod/codecs/mod_ilbc/mod_ilbc.c
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@ -163,7 +163,7 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_ilbc_load)
"mode=30", /* default fmtp to send (can be overridden by the init function) */
8000, /* samples transferred per second */
8000, /* actual samples transferred per second */
13300, /* bits transferred per second */
13330, /* bits transferred per second */
30000, /* number of microseconds per frame */
ILBC_BLOCK_LEN_30MS, /* number of samples per frame */
ILBC_BLOCK_LEN_30MS * 2, /* number of bytes per frame decompressed */

57
src/mod/endpoints/mod_sofia/sofia_glue.c
View File

@ -3550,13 +3550,53 @@ void sofia_glue_set_r_sdp_codec_string(switch_core_session_t *session, const cha
}
if (match) {
if (ptime > 0) {
switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), ",%s@%uh@%di", imp->iananame, (unsigned int) map->rm_rate,
ptime);
} else {
switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), ",%s@%uh", imp->iananame, (unsigned int) map->rm_rate);
int codec_ms = ptime;
uint32_t map_bit_rate = 0;
char ptstr[20] = "";
char ratestr[20] = "";
char bitstr[20] = "";
switch_codec_fmtp_t codec_fmtp = { 0 };
if (!codec_ms) {
codec_ms = switch_default_ptime(map->rm_encoding, map->rm_pt);
}
already_did[imp->ianacode] = 1;
map_bit_rate = switch_known_bitrate(map->rm_pt);
if (!ptime && !strcasecmp(map->rm_encoding, "g723")) {
ptime = codec_ms = 30;
}
if (zstr(map->rm_fmtp)) {
if (!strcasecmp(map->rm_encoding, "ilbc")) {
ptime = codec_ms = 30;
map_bit_rate = 13330;
}
} else {
if ((switch_core_codec_parse_fmtp(map->rm_encoding, map->rm_fmtp, map->rm_rate, &codec_fmtp)) == SWITCH_STATUS_SUCCESS) {
if (codec_fmtp.bits_per_second) {
map_bit_rate = codec_fmtp.bits_per_second;
}
if (codec_fmtp.microseconds_per_packet) {
codec_ms = (codec_fmtp.microseconds_per_packet / 1000);
}
}
}
if (map->rm_rate) {
switch_snprintf(ratestr, sizeof(ratestr), "@%uh", (unsigned int) map->rm_rate);
}
if (codec_ms) {
switch_snprintf(ptstr, sizeof(ptstr), "@%di", codec_ms);
}
if (map_bit_rate) {
switch_snprintf(bitstr, sizeof(bitstr), "@%db", map_bit_rate);
}
switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), ",%s%s%s%s", map->rm_encoding, ratestr, ptstr, bitstr);
break;
}
}
@ -4378,6 +4418,7 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, const char *r_s
if (zstr(map->rm_fmtp)) {
if (!strcasecmp(map->rm_encoding, "ilbc")) {
ptime = codec_ms = 30;
map_bit_rate = 13330;
}
} else {
if ((switch_core_codec_parse_fmtp(map->rm_encoding, map->rm_fmtp, map->rm_rate, &codec_fmtp)) == SWITCH_STATUS_SUCCESS) {
@ -4390,8 +4431,6 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, const char *r_s
}
}
for (i = first; i < last && i < tech_pvt->num_codecs; i++) {
const switch_codec_implementation_t *imp = tech_pvt->codecs[i];
uint32_t bit_rate = imp->bits_per_second;
@ -4401,7 +4440,7 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, const char *r_s
}
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Audio Codec Compare [%s:%d:%u:%d:%u]/[%s:%d:%u:%d:%u]\n",
rm_encoding, map->rm_pt, (int) map->rm_rate, ptime, map_bit_rate,
rm_encoding, map->rm_pt, (int) map->rm_rate, codec_ms, map_bit_rate,
imp->iananame, imp->ianacode, codec_rate, imp->microseconds_per_packet / 1000, bit_rate);
if ((zstr(map->rm_encoding) || (tech_pvt->profile->ndlb & PFLAG_NDLB_ALLOW_BAD_IANANAME)) && map->rm_pt < 96) {
match = (map->rm_pt == imp->ianacode) ? 1 : 0;