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-rw-r--r--libavcodec/cabac_functions.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/cabac_functions.h b/libavcodec/cabac_functions.h
index b150aabcc4..4c74cf7b23 100644
--- a/libavcodec/cabac_functions.h
+++ b/libavcodec/cabac_functions.h
@@ -47,7 +47,8 @@ static void refill(CABACContext *c){
c->low+= c->bytestream[0]<<1;
#endif
c->low -= CABAC_MASK;
- c->bytestream+= CABAC_BITS/8;
+ if (c->bytestream < c->bytestream_end)
+ c->bytestream += CABAC_BITS / 8;
}
static inline void renorm_cabac_decoder_once(CABACContext *c){
@@ -74,7 +75,8 @@ static void refill2(CABACContext *c){
#endif
c->low += x<<i;
- c->bytestream+= CABAC_BITS/8;
+ if (c->bytestream < c->bytestream_end)
+ c->bytestream += CABAC_BITS/8;
}
static av_always_inline int get_cabac_inline(CABACContext *c, uint8_t * const state){