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clock: check condition before calculation 

Signed-off-by: Thomas Guillem <thomas@gllm.fr>
This commit is contained in:
Zhao Zhili 2020-05-20 23:28:04 +08:00 committed by Thomas Guillem
parent 1e23e470e7
commit fa1d0ea16d
1 changed files with 4 additions and 4 deletions
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8
src/clock/clock.c
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@ -132,12 +132,12 @@ static vlc_tick_t vlc_clock_master_update(vlc_clock_t *clock,
if (main_clock->offset != VLC_TICK_INVALID
&& ts != main_clock->last.stream)
{
/* We have a reference so we can update coeff */
double instant_coeff = (system_now - main_clock->last.system)
/ (double)(ts - main_clock->last.stream);
if (rate == main_clock->rate)
{
instant_coeff *= rate;
/* We have a reference so we can update coeff */
double instant_coeff = (system_now - main_clock->last.system)
/ (double)(ts - main_clock->last.stream)
* rate;
AvgUpdate(&main_clock->coeff_avg, instant_coeff);
main_clock->coeff = AvgGet(&main_clock->coeff_avg);
}