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-rw-r--r--libavcodec/ac3.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/libavcodec/ac3.c b/libavcodec/ac3.c
index a51aca07d5..3749d02f01 100644
--- a/libavcodec/ac3.c
+++ b/libavcodec/ac3.c
@@ -175,6 +175,12 @@ void ff_ac3_bit_alloc_calc_bap(int16_t *mask, int16_t *psd, int start, int end,
{
int i, j, k, end1, v, address;
+ /* special case, if snroffset is -960, set all bap's to zero */
+ if(snroffset == -960) {
+ memset(bap, 0, 256);
+ return;
+ }
+
i = start;
j = masktab[start];
do {