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Add some extra diagnosrics output.

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This commit is contained in:
Mike Brady
2014-05-07 10:19:23 +01:00
parent 9dda883809
commit a4d3e115db
1 changed files with 5 additions and 5 deletions
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player.c
+5 -5
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@@ -433,7 +433,7 @@ static abuf_t *buffer_get_frame(void) {
if (config.output->delay) {
dac_delay = config.output->delay();
if (dac_delay==0)
filler_size = 22050; // half a second
filler_size = 11025; // quarter of a second
}
struct timespec time_now;
clock_gettime(CLOCK_MONOTONIC,&time_now);
@@ -569,7 +569,7 @@ static int stuff_buffer(short *inptr, short *outptr, int32_t stuff) {
static void *player_thread_func(void *arg) {
#define averaging_interval 71
#define trend_interval 44100
#define trend_interval 44100
int64_t corrections[trend_interval];
int64_t sum_of_corrections, sum_of_insertions_and_deletions;
double moving_average_correction, moving_average_insertions_and_deletions;
@@ -666,7 +666,7 @@ static void *player_thread_func(void *arg) {
amount_to_stuff= -abs_change_in_latency/change_in_latency;
}
// prevent dithering...
// prevent dithering by +/- 1...
if (abs_change_in_latency<20)
amount_to_stuff=0;
@@ -690,7 +690,7 @@ static void *player_thread_func(void *arg) {
sum_of_insertions_and_deletions+=amount_to_stuff;
else
sum_of_insertions_and_deletions-=amount_to_stuff;
newest_correction=(newest_correction+1)%trend_interval;
newest_correction=(newest_correction+1)%trend_interval;
number_of_corrections++;
moving_average_correction = (1.0*sum_of_corrections)/number_of_corrections;
@@ -762,7 +762,7 @@ static void *player_thread_func(void *arg) {
//debug(1,"Frames %lld, correction %lld, mods %lld, dac_buffer %llu, latency %llu, missing_packets %llu, late_packets %llu, too_late_packets %llu resend_requests %llu.\n",
//frames-(additions-deletions), additions-deletions, additions+deletions,accumulated_da_delay/print_interval,moving_average_delay,missing_packets,late_packets,too_late_packets,resend_requests);
debug(1,"Correction: %.1f (ppm); Insertions+deletions: %.1f (ppm). (%d-second moving averages.)\n", moving_average_correction*1000000/352, moving_average_insertions_and_deletions*1000000/352,(number_of_corrections*352)/44100);
debug(1,"Drift: %.1f (ppm); Corrections: %.1f (ppm), missing_packets %llu, late_packets %llu, too_late_packets %llu resend_requests %llu.\n", moving_average_correction*1000000/352, moving_average_insertions_and_deletions*1000000/352,missing_packets,late_packets,too_late_packets,resend_requests);
}
if (previous_latency==0)
previous_latency=current_latency;