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

Found-by: carl Signed-off-by: Michael Niedermayer <[email protected]>
duncanchan · Mar 15, 2015 · 21d2544 · 21d2544
1 parent 3e48616
commit 21d2544
Showing 1 changed file with 1 addition and 1 deletion.
diff --git 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];
             }