lavu/tx: do not invert permutes on MDCTs

4 years ago · e20a39a375
parent 963d4b76de
commit e20a39a375
1 changed files with 1 additions and 1 deletions
--- a/libavutil/tx_template.c
+++ b/libavutil/tx_template.c
@ -738,7 +738,7 @@ int TX_NAME(ff_tx_init_mdct_fft)(AVTXContext *s, av_tx_fn *tx,
    if (n != 1)
        init_cos_tabs(0);
    if (m != 1) {
-        if ((err = ff_tx_gen_ptwo_revtab(s, n == 1 && !(flags & AV_TX_INPLACE))))
+        if ((err = ff_tx_gen_ptwo_revtab(s, n == 1 && !is_mdct && !(flags & AV_TX_INPLACE))))
            return err;
        if (flags & AV_TX_INPLACE) {
            if (is_mdct) /* In-place MDCTs are not supported yet */