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refclock: add maxdispersion option

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This can be used to prevent accumulation of samples with estimated
dispersion above given limit. By default, this limit is disabled.
This commit is contained in:
Miroslav Lichvar
2014-05-21 14:27:50 +02:00
parent e147f2f11e
commit b745b6d546
4 changed files with 23 additions and 4 deletions
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7
conf.c
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@@ -593,7 +593,7 @@ parse_refclock(char *line)
{
int i, n, poll, dpoll, filter_length, pps_rate;
uint32_t ref_id, lock_ref_id;
double offset, delay, precision;
double offset, delay, precision, max_dispersion;
char *p, *cmd, *name, *param;
unsigned char ref[5];
SRC_SelectOption sel_option;
@@ -609,6 +609,7 @@ parse_refclock(char *line)
offset = 0.0;
delay = 1e-9;
precision = 0.0;
max_dispersion = 0.0;
ref_id = 0;
lock_ref_id = 0;
sel_option = SRC_SelectNormal;
@@ -667,6 +668,9 @@ parse_refclock(char *line)
} else if (!strcasecmp(cmd, "precision")) {
if (sscanf(line, "%lf%n", &precision, &n) != 1)
break;
} else if (!strcasecmp(cmd, "maxdispersion")) {
if (sscanf(line, "%lf%n", &max_dispersion, &n) != 1)
break;
} else if (!strcasecmp(cmd, "noselect")) {
n = 0;
sel_option = SRC_SelectNoselect;
@@ -693,6 +697,7 @@ parse_refclock(char *line)
refclock_sources[i].offset = offset;
refclock_sources[i].delay = delay;
refclock_sources[i].precision = precision;
refclock_sources[i].max_dispersion = max_dispersion;
refclock_sources[i].sel_option = sel_option;
refclock_sources[i].ref_id = ref_id;
refclock_sources[i].lock_ref_id = lock_ref_id;