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Store compensation state as a boolean

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We don't need to store the last compensation value anymore, we just need
to know if it's non-zero.
This commit is contained in:
Romain Vimont 2024-11-04 23:17:43 +01:00
parent e9dd0f68ad
commit 5936167ff7
2 changed files with 5 additions and 5 deletions
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6
app/src/audio_regulator.c
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@ -288,7 +288,7 @@ sc_audio_regulator_push(struct sc_audio_regulator *ar, const AVFrame *frame) {
// Enable compensation when the difference exceeds +/- 4ms. // Enable compensation when the difference exceeds +/- 4ms.
// Disable compensation when the difference is lower than +/- 1ms. // Disable compensation when the difference is lower than +/- 1ms.
int threshold = ar->compensation != 0 int threshold = ar->compensation_active
? ar->sample_rate / 1000 /* 1ms */ ? ar->sample_rate / 1000 /* 1ms */
: ar->sample_rate * 4 / 1000; /* 4ms */ : ar->sample_rate * 4 / 1000; /* 4ms */
@ -314,7 +314,7 @@ sc_audio_regulator_push(struct sc_audio_regulator *ar, const AVFrame *frame) {
LOGW("Resampling compensation failed: %d", ret); LOGW("Resampling compensation failed: %d", ret);
// not fatal // not fatal
} else { } else {
ar->compensation = diff; ar->compensation_active = diff != 0;
} }
} }
@ -390,7 +390,7 @@ sc_audio_regulator_init(struct sc_audio_regulator *ar, size_t sample_size,
atomic_init(&ar->played, false); atomic_init(&ar->played, false);
atomic_init(&ar->received, false); atomic_init(&ar->received, false);
atomic_init(&ar->underflow, 0); atomic_init(&ar->underflow, 0);
ar->compensation = 0; ar->compensation_active = false;
return true; return true;

4
app/src/audio_regulator.h
View File

@ -44,8 +44,8 @@ struct sc_audio_regulator {
// Number of silence samples inserted since the last received packet // Number of silence samples inserted since the last received packet
atomic_uint_least32_t underflow; atomic_uint_least32_t underflow;
// Current applied compensation value (only used by the receiver thread) // Non-zero compensation applied (only used by the receiver thread)
int compensation; bool compensation_active;
// Set to true the first time a sample is received // Set to true the first time a sample is received
atomic_bool received; atomic_bool received;