lavf/wavdec: add sanity check for AVCodecContext.channels

Fixes ticket #3862.
As a side effect, this also fixes aac_latm in wav.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
James Almer 2014-08-18 03:14:01 -03:00 committed by Michael Niedermayer
parent 44e95a017c
commit 853c1fb668

View File

@ -402,7 +402,8 @@ break_loop:
avio_seek(pb, data_ofs, SEEK_SET);
if (data_size > 0 && sample_count && data_size / sample_count / st->codec->channels > 8) {
if ( data_size > 0 && sample_count && st->codec->channels
&& data_size / sample_count / st->codec->channels > 8) {
av_log(s, AV_LOG_WARNING, "ignoring wrong sample_count %"PRId64"\n", sample_count);
sample_count = 0;
}