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resample: make window configurable

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Add kaiser window
This commit is contained in:
Wim Taymans 2025-11-14 18:15:38 +01:00
parent 18ff08243b
commit bfd26c98e3
5 changed files with 422 additions and 66 deletions
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6
spa/plugins/audioconvert/audioconvert.c
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@ -100,6 +100,7 @@ struct props {
unsigned int mix_disabled:1;
unsigned int resample_disabled:1;
unsigned int resample_quality;
uint32_t resample_window;
double rate;
char wav_path[512];
unsigned int lock_volumes:1;
@ -122,6 +123,7 @@ static void props_reset(struct props *props)
props->mix_disabled = false;
props->resample_disabled = false;
props->resample_quality = RESAMPLE_DEFAULT_QUALITY;
props->resample_window = RESAMPLE_WINDOW_DEFAULT;
props->rate = 1.0;
spa_zero(props->wav_path);
props->lock_volumes = false;
@ -1478,6 +1480,8 @@ static int audioconvert_set_param(struct impl *this, const char *k, const char *
this->props.resample_quality = atoi(s);
else if (spa_streq(k, "resample.disable"))
this->props.resample_disabled = spa_atob(s);
else if (spa_streq(k, "resample.window"))
this->props.resample_window = resample_window_from_label(s);
else if (spa_streq(k, "dither.noise"))
spa_atou32(s, &this->dir[1].conv.noise_bits, 0);
else if (spa_streq(k, "dither.method"))
@ -2289,6 +2293,8 @@ static int setup_resample(struct impl *this)
this->resample.o_rate = out->format.info.raw.rate;
this->resample.log = this->log;
this->resample.quality = this->props.resample_quality;
spa_zero(this->resample.config);
this->resample.config.window = this->props.resample_window;
this->resample.cpu_flags = this->cpu_flags;
this->rate_adjust = this->props.rate != 1.0;