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alsa: rate limit some warnings

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This commit is contained in:
Wim Taymans 2022-09-21 15:52:24 +02:00
parent 9632145c9a
commit ef39576150
2 changed files with 60 additions and 18 deletions
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26
spa/plugins/alsa/alsa-pcm.h
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@ -87,7 +87,6 @@ struct channel_map {
uint32_t pos[SPA_AUDIO_MAX_CHANNELS];
};
struct card {
struct spa_list link;
int ref;
@ -98,6 +97,13 @@ struct card {
uint32_t rate;
};
struct ratelimit {
uint64_t interval;
uint64_t begin;
unsigned burst;
unsigned n_printed, n_missed;
};
struct state {
struct spa_handle handle;
struct spa_node node;
@ -107,6 +113,7 @@ struct state {
struct spa_loop *data_loop;
FILE *log_file;
struct ratelimit rate_limit;
uint32_t card_index;
struct card *card;
@ -342,6 +349,23 @@ static inline uint32_t spa_alsa_get_iec958_codecs(struct state *state, uint32_t
return i;
}
static inline int ratelimit_test(struct ratelimit *r, uint64_t now)
{
unsigned missed = 0;
if (r->begin + r->interval < now) {
missed = r->n_missed;
r->begin = now;
r->n_printed = 0;
r->n_missed = 0;
} else if (r->n_printed >= r->burst) {
r->n_missed++;
return -1;
}
r->n_printed++;
return missed;
}
#ifdef __cplusplus
} /* extern "C" */
#endif