From: "Ronald S. Bultje" <[email protected]>
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: [email protected]
---
libavcodec/apedec.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/apedec.c b/libavcodec/apedec.c
index a9953e1..3542a22 100644
--- a/libavcodec/apedec.c
+++ b/libavcodec/apedec.c
@@ -287,7 +287,7 @@ static inline void range_dec_normalize(APEContext *ctx)
static inline int range_decode_culfreq(APEContext *ctx, int tot_f)
{
range_dec_normalize(ctx);
- ctx->rc.help = ctx->rc.range / tot_f;
+ ctx->rc.help = FFMAX(ctx->rc.range / tot_f, 1);
return ctx->rc.low / ctx->rc.help;
}
@@ -299,7 +299,7 @@ static inline int range_decode_culfreq(APEContext *ctx, int
tot_f)
static inline int range_decode_culshift(APEContext *ctx, int shift)
{
range_dec_normalize(ctx);
- ctx->rc.help = ctx->rc.range >> shift;
+ ctx->rc.help = FFMAX(ctx->rc.range >> shift, 1);
return ctx->rc.low / ctx->rc.help;
}
--
1.7.7.4
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