kenmirrors/freeswitch
1
0
Fork 0
mirror of https://github.com/signalwire/freeswitch.git synced 2025-03-13 20:50:41 +00:00
Code Issues Projects Releases Wiki Activity

mod_sangoma_codec: only register one codec interface for iLBC

Browse Source
This commit is contained in:
Moises Silva 2010-10-29 21:54:30 -04:00
parent 402e383bd7
commit e86af7d730
1 changed files with 59 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

85
src/mod/codecs/mod_sangoma_codec/mod_sangoma_codec.c
View File

@ -81,6 +81,8 @@ typedef struct vocallo_codec_s {
int autoinit; /* initialize on start loop or manually */
} vocallo_codec_t;
#define ILBC_133_PAYLOAD 97
#define ILBC_152_PAYLOAD 98
vocallo_codec_t g_codec_map[] =
{
{ SNGTC_CODEC_PCMU, 0, "PCMU", "Sangoma PCMU", 40, 64000, 10000, 80, 160, 80, 1 },
@ -89,8 +91,8 @@ vocallo_codec_t g_codec_map[] =
{ SNGTC_CODEC_G729AB, 18, "G729", "Sangoma G729", 40, 8000, 10000, 80, 160, 10, 1 },
{ SNGTC_CODEC_G726_32, 122, "G726-32", "Sangoma G.726 32k", 40, 32000, 10000, 80, 160, 40, 1 },
{ SNGTC_CODEC_GSM_FR, 3, "GSM", "Sangoma GSM", 20, 13200, 20000, 160, 320, 33, 0 },
{ SNGTC_CODEC_ILBC_133, 97, "iLBC", "Sangoma iLBC 13.3k", -1, -1, -1, -1, -1, -1, 0 },
{ SNGTC_CODEC_ILBC_152, 98, "iLBC", "Sangoma iLBC 15.2k", -1, -1, -1, -1, -1, -1, 0 },
{ SNGTC_CODEC_ILBC_133, ILBC_133_PAYLOAD, "iLBC", "Sangoma iLBC", -1, -1, -1, -1, -1, -1, 0 },
{ SNGTC_CODEC_ILBC_152, ILBC_152_PAYLOAD, "iLBC", "Sangoma iLBC", -1, -1, -1, -1, -1, -1, 0 },
#if 0
/* FIXME: sampling rate seems wrong with this, audioooo soooundssssss sloooooow ... */
{ SNGTC_CODEC_G722, 9, "G722", "Sangoma G722", 20, 64000, 20000, 160, 640, 160, 0 },
@ -185,6 +187,17 @@ static vocallo_codec_t *get_codec_from_iana(int iana)
return NULL;
}
static vocallo_codec_t *get_codec_from_id(int id)
{
int i;
for (i = 0; g_codec_map[i].codec_id != -1; i++) {
if (id == g_codec_map[i].codec_id) {
return &g_codec_map[i];
}
}
return NULL;
}
static int sangoma_create_rtp_port(void *usr_priv, uint32_t host_ip, uint32_t *p_rtp_port, void **rtp_fd)
{
struct in_addr local_ip_addr = { 0 };
@ -508,9 +521,19 @@ static switch_status_t switch_sangoma_encode(switch_codec_t *codec, switch_codec
}
if (encoded_frame.payload != codec->implementation->ianacode) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Read unexpected payload %d in Sangoma encoder RTP session, expecting %d\n",
encoded_frame.payload, codec->implementation->ianacode);
break;
if (sess->encoder.request.b.codec_id == SNGTC_CODEC_ILBC_152 || sess->encoder.request.b.codec_id == SNGTC_CODEC_ILBC_133) {
/* since we moved to SOAP based communications, the mapping between vocallo IANA and our IANA does not work,
* some codecs checks cannot be completely done, like iLBC */
if (encoded_frame.payload != ILBC_152_PAYLOAD && encoded_frame.payload != ILBC_133_PAYLOAD) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Read unexpected payload %d in Sangoma encoder RTP session, expecting either %d or %d\n",
encoded_frame.payload, ILBC_152_PAYLOAD, ILBC_133_PAYLOAD);
break;
}
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Read unexpected payload %d in Sangoma encoder RTP session, expecting %d\n",
encoded_frame.payload, codec->implementation->ianacode);
break;
}
}
if (sess->encoder.queue_windex == sess->encoder.queue_rindex) {
@ -1126,6 +1149,8 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_sangoma_codec_load)
switch_codec_interface_t *codec_interface = NULL;
switch_api_interface_t *api_interface = NULL;
int i = 0, c = 0;
int ilbc_done = 0;
vocallo_codec_t *ilbc_codec = NULL;
int detected = 0, activated = 0;
/* make sure we have valid configuration */
@ -1189,6 +1214,11 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_sangoma_codec_load)
sngtc_set_iana_code_based_on_codec_id(g_codec_map[c].codec_id, g_codec_map[c].iana);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Mapped codec %d to IANA %d\n", g_codec_map[c].codec_id, g_codec_map[c].iana);
/* special check for iLBC to add a single codec interface for both ILBC bitrate versions */
if ((g_codec_map[c].codec_id == SNGTC_CODEC_ILBC_152 || g_codec_map[c].codec_id == SNGTC_CODEC_ILBC_133) && ilbc_done) {
break;
}
/* SWITCH_ADD_CODEC allocates a codec interface structure from the pool the core gave us and adds it to the internal interface
* list the core keeps, gets a codec id and set the given codec name to it.
* At this point there is an empty shell codec interface registered, but not yet implementations */
@ -1249,30 +1279,12 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_sangoma_codec_load)
break;
case SNGTC_CODEC_ILBC_133:
switch_core_codec_add_implementation(pool, codec_interface, /* the codec interface we allocated and we want to register with the core */
SWITCH_CODEC_TYPE_AUDIO, /* enumeration defining the type of the codec */
g_codec_map[c].iana, /* 97, the IANA code number */
g_codec_map[c].iana_name, /* the IANA code name */
"mode=30", /* default fmtp to send (can be overridden by the init function), fmtp is used in SDP for format specific parameters */
8000, /* samples transferred per second */
8000, /* actual samples transferred per second */
13300, /* bits transferred per second */
30000, /* microseconds per frame */
240, /* samples per frame */
480, /* number of bytes per frame decompressed */
50, /* number of bytes per frame compressed */
1, /* number of channels represented */
1, /* number of frames per network packet (I dont think this is used at all) */
switch_sangoma_init, /* function to initialize a codec session using this implementation */
switch_sangoma_encode, /* function to encode slinear data into encoded data */
switch_sangoma_decode, /* function to decode encoded data into slinear data */
switch_sangoma_destroy); /* deinitalize a codec handle using this implementation */
break;
case SNGTC_CODEC_ILBC_152:
ilbc_codec = get_codec_from_id(SNGTC_CODEC_ILBC_152);
switch_core_codec_add_implementation(pool, codec_interface, /* the codec interface we allocated and we want to register with the core */
SWITCH_CODEC_TYPE_AUDIO, /* enumeration defining the type of the codec */
g_codec_map[c].iana, /* the IANA code number, ie http://www.iana.org/assignments/rtp-parameters */
g_codec_map[c].iana_name, /* the IANA code name */
ilbc_codec->iana, /* the IANA code number, ie http://www.iana.org/assignments/rtp-parameters */
ilbc_codec->iana_name, /* the IANA code name */
"mode=20", /* default fmtp to send (can be overridden by the init function), fmtp is used in SDP for format specific parameters */
8000, /* samples transferred per second */
8000, /* actual samples transferred per second */
@ -1287,6 +1299,27 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_sangoma_codec_load)
switch_sangoma_encode, /* function to encode slinear data into encoded data */
switch_sangoma_decode, /* function to decode encoded data into slinear data */
switch_sangoma_destroy); /* deinitalize a codec handle using this implementation */
ilbc_codec = get_codec_from_id(SNGTC_CODEC_ILBC_133);
switch_core_codec_add_implementation(pool, codec_interface, /* the codec interface we allocated and we want to register with the core */
SWITCH_CODEC_TYPE_AUDIO, /* enumeration defining the type of the codec */
ilbc_codec->iana, /* the IANA code number, ie http://www.iana.org/assignments/rtp-parameters */
ilbc_codec->iana_name, /* the IANA code name */
"mode=30", /* default fmtp to send (can be overridden by the init function), fmtp is used in SDP for format specific parameters */
8000, /* samples transferred per second */
8000, /* actual samples transferred per second */
13300, /* bits transferred per second */
30000, /* microseconds per frame */
240, /* samples per frame */
480, /* number of bytes per frame decompressed */
50, /* number of bytes per frame compressed */
1, /* number of channels represented */
1, /* number of frames per network packet (I dont think this is used at all) */
switch_sangoma_init, /* function to initialize a codec session using this implementation */
switch_sangoma_encode, /* function to encode slinear data into encoded data */
switch_sangoma_decode, /* function to decode encoded data into slinear data */
switch_sangoma_destroy); /* deinitalize a codec handle using this implementation */
ilbc_done = 1;
break;
case SNGTC_CODEC_G722: