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提交 ca8c2336 authored 作者: Moises Silva's avatar Moises Silva
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mod_sangoma_codec: add G722

上级 1074f006
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正在显示 包含 29 行增加 和 47 行删除
src/mod/codecs/mod_sangoma_codec/mod_sangoma_codec.c
浏览文件 @ ca8c2336
......@@ -78,6 +78,8 @@ typedef struct vocallo_codec_s {
int bpfd; /* bytes per frame decompressed */
int bpfc; /* bytes per frame compressed */
int sampling_rate; /* declared sampling rate */
int actual_sampling_rate; /* true sampling rate */
int autoinit; /* initialize on start loop or manually */
} vocallo_codec_t;
......@@ -85,21 +87,22 @@ typedef struct vocallo_codec_s {
#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 },
{ SNGTC_CODEC_PCMA, 8, "PCMA", "Sangoma PCMA", 40, 64000, 10000, 80, 160, 80, 1 },
{ SNGTC_CODEC_L16_1, 10, "L16", "Sangoma L16", 40, 120000, 10000, 80, 160, 160, 1 },
{ 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, 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 },
{ SNGTC_CODEC_G723_1_63, 4, "G723", "Sangoma G723", 90, 6300, 30000, 240, 480, 24, 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 },
#endif
{ SNGTC_CODEC_AMR_1220, 96, "AMR", "Sangoma AMR", 20, 12200, 20000, 160, 320, 0, 0},
{ -1, -1, NULL, NULL, -1, -1, -1, -1, -1, -1 },
/* auto-init codecs */
{ SNGTC_CODEC_PCMU, 0, "PCMU", "Sangoma PCMU", 40, 64000, 10000, 80, 160, 80, 8000, 8000, 1 },
{ SNGTC_CODEC_PCMA, 8, "PCMA", "Sangoma PCMA", 40, 64000, 10000, 80, 160, 80, 8000, 8000, 1 },
{ SNGTC_CODEC_L16_1, 10, "L16", "Sangoma L16", 40, 120000, 10000, 80, 160, 160, 8000, 8000, 0 },
{ SNGTC_CODEC_L16_2, 10, "L16", "Sangoma L16 2", 40, 320000, 10000, 80, 320, 320, 16000, 16000, 0 },
{ SNGTC_CODEC_G729AB, 18, "G729", "Sangoma G729", 40, 8000, 10000, 80, 160, 10, 8000, 8000, 1 },
{ SNGTC_CODEC_G726_32, 122, "G726-32", "Sangoma G.726 32k", 40, 32000, 10000, 80, 160, 40, 8000, 8000, 1 },
{ SNGTC_CODEC_G722, 9, "G722", "Sangoma G722", 20, 64000, 10000, 160, 320, 80, 8000, 16000, 1 },
/* manually initialized */
{ SNGTC_CODEC_GSM_FR, 3, "GSM", "Sangoma GSM", 20, 13200, 20000, 160, 320, 33, 8000, 8000, 0 },
{ SNGTC_CODEC_G723_1_63, 4, "G723", "Sangoma G723", 90, 6300, 30000, 240, 480, 24, 8000, 8000, 0 },
{ SNGTC_CODEC_AMR_1220, 96, "AMR", "Sangoma AMR", 20, 12200, 20000, 160, 320, 0, 8000, 8000, 0 },
{ SNGTC_CODEC_ILBC_133, ILBC_133_PAYLOAD, "iLBC", "Sangoma iLBC", -1, -1, -1, -1, -1, -1, -1, -1, 0 },
{ SNGTC_CODEC_ILBC_152, ILBC_152_PAYLOAD, "iLBC", "Sangoma iLBC", -1, -1, -1, -1, -1, -1, -1, -1, 0 },
{ -1, -1, NULL, NULL, -1, -1, -1, -1, -1, -1, -1, -1, 0 },
};
/* RFC3389 RTP Payload for Comfort Noise */
......@@ -323,7 +326,8 @@ static switch_status_t switch_sangoma_init(switch_codec_t *codec, switch_codec_f
if (encoding) {
sess->encoder.request.usr_priv = sess;
sess->encoder.request.a.host_ip = g_rtpip;
sess->encoder.request.a.codec_id = SNGTC_CODEC_L16_1;
sess->encoder.request.a.codec_id = vcodec->actual_sampling_rate == 16000
? SNGTC_CODEC_L16_2 : SNGTC_CODEC_L16_1;
sess->encoder.request.a.ms = codec->implementation->microseconds_per_packet/1000;
sess->encoder.request.b.host_ip = g_rtpip;
......@@ -338,7 +342,8 @@ static switch_status_t switch_sangoma_init(switch_codec_t *codec, switch_codec_f
sess->decoder.request.a.ms = codec->implementation->microseconds_per_packet/1000;
sess->decoder.request.b.host_ip = g_rtpip;
sess->decoder.request.b.codec_id = SNGTC_CODEC_L16_1;
sess->decoder.request.b.codec_id = vcodec->actual_sampling_rate == 16000
? SNGTC_CODEC_L16_2 : SNGTC_CODEC_L16_1;
sess->decoder.request.b.ms = codec->implementation->microseconds_per_packet/1000;
}
......@@ -787,7 +792,6 @@ static switch_status_t switch_sangoma_decode(switch_codec_t *codec, /* codec ses
}
} else {
*decoded_data_len = codec->implementation->decoded_bytes_per_packet;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "No output from sangoma decoder, returning silent frame of %d bytes\n", *decoded_data_len);
memset(dbuf_linear, 0, *decoded_data_len);
}
......@@ -1191,7 +1195,7 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_sangoma_codec_load)
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Loading codecs, register='%s', noregister='%s'\n", g_codec_register_list, g_codec_noregister_list);
for (c = 0; g_codec_map[c].codec_id != -1; c++) {
if (g_codec_map[c].codec_id == SNGTC_CODEC_L16_1) {
if (g_codec_map[c].codec_id == SNGTC_CODEC_L16_1 || g_codec_map[c].codec_id == SNGTC_CODEC_L16_2) {
/* registering L16 does not make any sense */
continue;
}
......@@ -1241,8 +1245,8 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_sangoma_codec_load)
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 */
NULL, /* 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 */
g_codec_map[c].sampling_rate, /* samples transferred per second */
g_codec_map[c].actual_sampling_rate, /* actual samples transferred per second */
g_codec_map[c].bps, /* bits transferred per second */
g_codec_map[c].mpf * i, /* microseconds per frame */
g_codec_map[c].spf * i, /* samples per frame */
......@@ -1333,8 +1337,8 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_sangoma_codec_load)
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 */
NULL, /* 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 */
g_codec_map[c].sampling_rate, /* samples transferred per second */
g_codec_map[c].actual_sampling_rate, /* actual samples transferred per second */
g_codec_map[c].bps, /* bits transferred per second */
g_codec_map[c].mpf * i, /* microseconds per frame */
g_codec_map[c].spf * i, /* samples per frame */
......@@ -1349,36 +1353,14 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_sangoma_codec_load)
}
break;
case SNGTC_CODEC_G722:
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 */
NULL, /* 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 */
16000, /* actual samples transferred per second */
g_codec_map[c].bps, /* bits transferred per second */
g_codec_map[c].mpf, /* microseconds per frame */
g_codec_map[c].spf, /* samples per frame */
g_codec_map[c].bpfd, /* number of bytes per frame decompressed */
g_codec_map[c].bpfc, /* number of bytes per frame compressed */
1, /* number of channels represented */
g_codec_map[c].spf, /* 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_AMR_1220:
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 */
NULL, /* 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 */
g_codec_map[c].sampling_rate, /* samples transferred per second */
g_codec_map[c].actual_sampling_rate, /* actual samples transferred per second */
g_codec_map[c].bps, /* bits transferred per second */
g_codec_map[c].mpf, /* microseconds per frame */
g_codec_map[c].spf, /* samples per frame */
......
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