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more agc

This commit is contained in:
Anthony Minessale 2011-02-21 14:35:13 -06:00
parent 1ba1c57eff
commit a79b64ee20
1 changed files with 20 additions and 10 deletions
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30
src/mod/applications/mod_conference/mod_conference.c
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@ -311,6 +311,7 @@ struct conference_member {
switch_buffer_t *resample_buffer;
uint32_t flags;
uint32_t score;
uint32_t last_score;
uint32_t score_iir;
switch_mutex_t *flag_mutex;
switch_mutex_t *write_mutex;
@ -2126,20 +2127,26 @@ static void *SWITCH_THREAD_FUNC conference_loop_input(switch_thread_t *thread, v
switch_test_flag(member, MFLAG_CAN_SPEAK) &&
noise_gate_check(member)
) {
int last_shift = abs(member->last_score - member->score);
member->avg_tally += member->score;
member->avg_itt++;
if (!member->avg_itt) member->avg_itt++;
member->avg_score = member->avg_tally / member->avg_itt;
if (member->score && member->last_score && last_shift > 900) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG7,
"AGC %s:%d drop anomalous shift of %d\n",
member->conference->name,
member->id, last_shift);
} else {
member->avg_tally += member->score;
member->avg_itt++;
if (!member->avg_itt) member->avg_itt++;
member->avg_score = member->avg_tally / member->avg_itt;
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG7,
"conf %s AGC %d %d %d %d %d %d\n",
"AGC %s:%d diff:%d level:%d cur:%d avg:%d vol:%d\n",
member->conference->name,
member->id, member->conference->agc_level - member->avg_score, member->conference->agc_level,
member->score, member->avg_score, member->agc_volume_in_level);
if (++member->agc_concur >= agc_period) {
if (!member->vol_period) {
@ -2223,6 +2230,9 @@ static void *SWITCH_THREAD_FUNC conference_loop_input(switch_thread_t *thread, v
}
}
}
member->last_score = member->score;
}
/* skip frames that are not actual media or when we are muted or silent */
@ -3490,7 +3500,7 @@ static switch_status_t conf_api_sub_agc(conference_obj_t *conference, switch_str
if (argc > 3) {
level = atoi(argv[3]);
} else {
level = 1200;
level = 1400;
}
if (level > conference->energy_level) {
@ -6444,7 +6454,7 @@ static conference_obj_t *conference_new(char *name, conf_xml_cfg_t cfg, switch_c
int level = 0;
if (switch_true(auto_gain_level)) {
level = 1200;
level = 1400;
} else {
level = atoi(auto_gain_level);
}