X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fac3enc_template.c;h=5ecef3b178757c963a30d6588443fffcb754549d;hb=e448a4b4ea535aa2ec06f0aee167820df794a299;hp=4f1e181e0b4c6c8635cefff61f1e61c603c1ed17;hpb=784c08af3005390cb1d74add13b58edf1663cd40;p=ffmpeg

diff --git a/libavcodec/ac3enc_template.c b/libavcodec/ac3enc_template.c
index 4f1e181e0b4..5ecef3b1787 100644
--- a/libavcodec/ac3enc_template.c
+++ b/libavcodec/ac3enc_template.c
@@ -92,7 +92,10 @@ static void apply_mdct(AC3EncodeContext *s)
             const SampleType *input_samples = &s->planar_samples[ch][blk * AC3_BLOCK_SIZE];
 
             s->fdsp->vector_fmul(s->windowed_samples, input_samples,
-                                 s->mdct_window, AC3_WINDOW_SIZE);
+                                 s->mdct_window, AC3_BLOCK_SIZE);
+            s->fdsp->vector_fmul_reverse(s->windowed_samples + AC3_BLOCK_SIZE,
+                                         &input_samples[AC3_BLOCK_SIZE],
+                                         s->mdct_window, AC3_BLOCK_SIZE);
 
             s->mdct.mdct_calc(&s->mdct, block->mdct_coef[ch+1],
                               s->windowed_samples);