diff options
Diffstat (limited to 'libavformat/oggparsespeex.c')
| -rw-r--r-- | libavformat/oggparsespeex.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/libavformat/oggparsespeex.c b/libavformat/oggparsespeex.c index 3cc901299c..c86b12713e 100644 --- a/libavformat/oggparsespeex.c +++ b/libavformat/oggparsespeex.c @@ -60,6 +60,11 @@ static int speex_header(AVFormatContext *s, int idx) { st->codec->codec_type = AVMEDIA_TYPE_AUDIO; st->codec->codec_id = AV_CODEC_ID_SPEEX; + if (os->psize < 68) { + av_log(s, AV_LOG_ERROR, "speex packet too small\n"); + return AVERROR_INVALIDDATA; + } + st->codec->sample_rate = AV_RL32(p + 36); st->codec->channels = AV_RL32(p + 48); if (st->codec->channels < 1 || st->codec->channels > 2) { @@ -74,9 +79,8 @@ static int speex_header(AVFormatContext *s, int idx) { if (frames_per_packet) spxp->packet_size *= frames_per_packet; - st->codec->extradata_size = os->psize; - st->codec->extradata = av_malloc(st->codec->extradata_size - + AV_INPUT_BUFFER_PADDING_SIZE); + if (ff_alloc_extradata(st->codec, os->psize) < 0) + return AVERROR(ENOMEM); memcpy(st->codec->extradata, p, st->codec->extradata_size); avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate); |