avformat/vqf: check a few more bits in probe

Fixes probetest failure
The threshold is choosen so that a all printale ascii string will never be
detected as vqf

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-11-12 22:26:34 +01:00
parent e1c7892013
commit e3fc4481b6

View File

@ -43,6 +43,9 @@ static int vqf_probe(AVProbeData *probe_packet)
if (!memcmp(probe_packet->buf + 4, "00052200", 8))
return AVPROBE_SCORE_MAX;
if (AV_RL32(probe_packet->buf + 12) > (1<<27))
return AVPROBE_SCORE_EXTENSION/2;
return AVPROBE_SCORE_EXTENSION;
}