diff options
Diffstat (limited to 'libavcodec/asv1.c')
| -rw-r--r-- | libavcodec/asv1.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/libavcodec/asv1.c b/libavcodec/asv1.c index c369c0ea2a..1a6b4a82d4 100644 --- a/libavcodec/asv1.c +++ b/libavcodec/asv1.c @@ -339,8 +339,13 @@ static inline int decode_mb(ASV1Context *a, DCTELEM block[6][64]){ return 0; } -static inline void encode_mb(ASV1Context *a, DCTELEM block[6][64]){ +static inline int encode_mb(ASV1Context *a, DCTELEM block[6][64]){ int i; + + if(a->pb.buf_end - a->pb.buf - (put_bits_count(&a->pb)>>3) < 30*16*16*3/2/8){ + av_log(a->avctx, AV_LOG_ERROR, "encoded frame too large\n"); + return -1; + } if(a->avctx->codec_id == CODEC_ID_ASV1){ for(i=0; i<6; i++) @@ -349,6 +354,7 @@ static inline void encode_mb(ASV1Context *a, DCTELEM block[6][64]){ for(i=0; i<6; i++) asv2_encode_block(a, block[i]); } + return 0; } static inline void idct_put(ASV1Context *a, int mb_x, int mb_y){ |