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-rw-r--r--libavcodec/fft.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/libavcodec/fft.c b/libavcodec/fft.c
index d12d9f7f99..c8f74a2d89 100644
--- a/libavcodec/fft.c
+++ b/libavcodec/fft.c
@@ -123,6 +123,9 @@ av_cold int ff_fft_init(FFTContext *s, int nbits, int inverse)
if (ARCH_ARM) ff_fft_init_arm(s);
if (HAVE_ALTIVEC) ff_fft_init_altivec(s);
if (HAVE_MMX) ff_fft_init_mmx(s);
+ if (CONFIG_MDCT) s->mdct_calcw = s->mdct_calc;
+#else
+ if (CONFIG_MDCT) s->mdct_calcw = ff_mdct_calcw_c;
#endif
for(j=4; j<=nbits; j++) {