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linuxdvb: rotor fix grace calculation for USALS (time units)

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This commit is contained in:
Jaroslav Kysela 2014-09-25 22:18:08 +02:00
parent bffd6fb2ca
commit d57a53110b
1 changed files with 7 additions and 4 deletions
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11
src/input/mpegts/linuxdvb/linuxdvb_rotor.c
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@ -135,15 +135,18 @@ linuxdvb_rotor_grace
{
linuxdvb_rotor_t *lr = (linuxdvb_rotor_t*)ld;
linuxdvb_satconf_t *ls = ld->ld_satconf->lse_parent;
int newpos, curpos, delta;
int newpos, curpos, delta, tunit;
if (!ls->ls_orbital_dir || lr->lr_rate == 0)
return ls->ls_max_rotor_move;
if (idnode_is_instance(&lr->ld_id, &linuxdvb_rotor_gotox_class))
if (idnode_is_instance(&lr->ld_id, &linuxdvb_rotor_gotox_class)) {
newpos = lr->lr_position; /* GotoX */
else
tunit = 1000;
} else {
newpos = (lr->lr_sat_lon + 0.05) * 10; /* USALS */
tunit = 10000;
}
curpos = ls->ls_orbital_pos;
if (ls->ls_orbital_dir == 'W')
@ -155,7 +158,7 @@ linuxdvb_rotor_grace
return 0;
/* add one extra second, because of the rounding issue */
return ((lr->lr_rate*delta+999)/1000) + 1;
return ((lr->lr_rate*delta+(tunit-1))/tunit) + 1;
}
static int