mirrors/pipewire
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pipewire/pipewire.git synced 2025-11-04 13:30:12 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

resample: optimize phase scaling

Browse source 
Precalculate the constant factor to avoid a division for each sample.
This commit is contained in:
Wim Taymans 2025-07-23 14:11:11 +02:00
parent b52c490709
commit 0b0912cc5b
2 changed files with 7 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

1
spa/plugins/audioconvert/resample-native.c
View file

@ -388,6 +388,7 @@ int resample_native_init(struct resample *r)
d->in_rate = in_rate;
d->out_rate = out_rate;
d->gcd = gcd;
d->pm = (float)n_phases / r->o_rate;
d->filter = SPA_PTROFF_ALIGN(d, sizeof(struct native_data), 64, float);
d->hist_mem = SPA_PTROFF_ALIGN(d->filter, filter_size, 64, float);
d->history = SPA_PTROFF(d->hist_mem, history_size, float*);