avcodec/dcadec: Only upsample as much data as is there

Found-by: carl Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago · 21d25441c6
parent 3e48616226
commit 21d25441c6
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/dcadec.c
+++ b/libavcodec/dcadec.c
@ -1038,7 +1038,7 @@ static int dca_filter_channels(DCAContext *s, int block_index, int upsample)
            unsigned i;
            /* Should apply the filter in Table 6-11 when upsampling. For
             * now, just duplicate. */
-            for (i = 511; i > 0; i--) {
+            for (i = 255; i > 0; i--) {
                samples[2 * i]     =
                samples[2 * i + 1] = samples[i];
            }