[FFmpeg-cvslog] r17846 - trunk/libavformat/timefilter.c
michael
subversion
Fri Mar 6 01:47:16 CET 2009
Author: michael
Date: Fri Mar 6 01:47:16 2009
New Revision: 17846
Log:
Better name for integrator2_state.
Modified:
trunk/libavformat/timefilter.c
Modified: trunk/libavformat/timefilter.c
==============================================================================
--- trunk/libavformat/timefilter.c Fri Mar 6 01:44:12 2009 (r17845)
+++ trunk/libavformat/timefilter.c Fri Mar 6 01:47:16 2009 (r17846)
@@ -31,14 +31,14 @@ struct TimeFilter {
double cycle_time;
double feedback2_factor;
double feedback3_factor;
- double integrator2_state;
+ double clock_period;
int count;
};
TimeFilter * ff_timefilter_new(double clock_period, double feedback2_factor, double feedback3_factor)
{
TimeFilter *self = av_mallocz(sizeof(TimeFilter));
- self->integrator2_state = clock_period;
+ self->clock_period = clock_period;
self->feedback2_factor = feedback2_factor;
self->feedback3_factor = feedback3_factor;
return self;
@@ -62,13 +62,13 @@ double ff_timefilter_update(TimeFilter *
self->cycle_time = system_time;
} else {
double loop_error;
- self->cycle_time+= self->integrator2_state * period;
+ self->cycle_time += self->clock_period * period;
/// calculate loop error
loop_error = system_time - self->cycle_time;
/// update loop
self->cycle_time += FFMAX(self->feedback2_factor, 1.0/(self->count)) * loop_error;
- self->integrator2_state += self->feedback3_factor * loop_error / period;
+ self->clock_period += self->feedback3_factor * loop_error / period;
}
return self->cycle_time;
}
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