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obs-filters: Fix expander and upward compressor above threshold

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Fixes behaviours above threshold for expander and upward compressor.
Fixes issues #8052 & #8030 .

Signed-off-by: pkv <pkv@obsproject.com>
This commit is contained in:
pkv
2023-01-26 23:23:45 -08:00
committed by Jim
parent e0a4d8628d
commit f625bb579f
1 changed files with 5 additions and 8 deletions
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plugins/obs-filters/expander-filter.c
+5 -8
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@@ -379,14 +379,11 @@ static inline void process_sample(size_t idx, float *samples, float *env_buf,
/* --------------------------------- */
/* output */
float min_val =
is_upwcomp ? fminf(diff, threshold - mul_to_db(samples[idx]))
: 0.0f;
gain = db_to_mul(fminf(min_val, gain_db[idx]));
// above threshold, don't process expander nor upward compressor
if (threshold - env_db <= 0)
gain = 1.0f;
if (!is_upwcomp) {
gain = db_to_mul(fminf(0, gain_db[idx]));
} else {
gain = db_to_mul(gain_db[idx]);
}
samples[idx] *= gain * output_gain;
}