diff options
| author | Lynne <dev@lynne.ee> | 2023-09-01 06:06:44 +0200 |
|---|---|---|
| committer | Lynne <dev@lynne.ee> | 2023-09-01 23:59:13 +0200 |
| commit | 59b39d241e3937f6c87cf68b7ca1e4cc69119347 (patch) | |
| tree | 3cd11c79440d539aba8bd505d0b6691856ba5915 /libavutil/tx_template.c | |
| parent | 86aa34d3392282986b27dfdbf081ddfebb035604 (diff) | |
lavu/tx: improve rdft table generation precision slightly
Diffstat (limited to 'libavutil/tx_template.c')
| -rw-r--r-- | libavutil/tx_template.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavutil/tx_template.c b/libavutil/tx_template.c index c026cb40c4..4745b56700 100644 --- a/libavutil/tx_template.c +++ b/libavutil/tx_template.c @@ -1648,7 +1648,7 @@ static av_cold int TX_NAME(ff_tx_rdft_init)(AVTXContext *s, tab = ((TXSample *)s->exp) + len4 + 8; for (int i = 0; i < len4; i++) - *tab++ = RESCALE(cos(((float)len/4.0 - (float)i + 0)*f) * (inv ? +1.0 : -1.0)); + *tab++ = RESCALE(cos(((len - i*4)/4.0)*f)) * (inv ? 1 : -1); return 0; } |