diff options
Diffstat (limited to 'libavformat/aea.c')
| -rw-r--r-- | libavformat/aea.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libavformat/aea.c b/libavformat/aea.c index d2c1a1d238..7c44d78663 100644 --- a/libavformat/aea.c +++ b/libavformat/aea.c @@ -37,12 +37,15 @@ static int aea_read_probe(AVProbeData *p) /* Magic is '00 08 00 00' in Little Endian*/ if (AV_RL32(p->buf)==0x800) { - int bsm_s, bsm_e, inb_s, inb_e; + int bsm_s, bsm_e, inb_s, inb_e, ch; + ch = p->buf[264]; bsm_s = p->buf[2048]; inb_s = p->buf[2048+1]; inb_e = p->buf[2048+210]; bsm_e = p->buf[2048+211]; + if (ch != 1 && ch != 2) + return 0; /* Check so that the redundant bsm bytes and info bytes are valid * the block size mode bytes have to be the same |