diff options
| author | Luca Barbato <lu_zero@gentoo.org> | 2012-09-20 01:33:47 +0200 |
|---|---|---|
| committer | Luca Barbato <lu_zero@gentoo.org> | 2012-09-24 22:35:29 +0200 |
| commit | 0336dea2ef7e7136273170efbe0e8cb5de6815c0 (patch) | |
| tree | d642c4a90b01ec6dea62a3f330656d23496d1d52 /libavformat/oggparsetheora.c | |
| parent | bb146bb57bea6647f9c080aa4f9323a3a789ad22 (diff) | |
oggparsetheora: make it more robust
Diffstat (limited to 'libavformat/oggparsetheora.c')
| -rw-r--r-- | libavformat/oggparsetheora.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/libavformat/oggparsetheora.c b/libavformat/oggparsetheora.c index 632c4ef521..dfb73c9bd1 100644 --- a/libavformat/oggparsetheora.c +++ b/libavformat/oggparsetheora.c @@ -53,7 +53,8 @@ theora_header (AVFormatContext * s, int idx) os->private = thp; } - if (os->buf[os->pstart] == 0x80) { + switch (os->buf[os->pstart]) { + case 0x80: { GetBitContext gb; int width, height; AVRational timebase; @@ -110,8 +111,16 @@ theora_header (AVFormatContext * s, int idx) st->codec->codec_id = AV_CODEC_ID_THEORA; st->need_parsing = AVSTREAM_PARSE_HEADERS; - } else if (os->buf[os->pstart] == 0x83) { - ff_vorbis_comment (s, &st->metadata, os->buf + os->pstart + 7, os->psize - 8); + } + break; + case 0x81: + ff_vorbis_comment(s, &st->metadata, os->buf + os->pstart + 7, os->psize - 8); + case 0x82: + if (!thp->version) + return -1; + break; + default: + return -1; } st->codec->extradata = av_realloc (st->codec->extradata, |