diff options
| -rw-r--r-- | libavformat/rm.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/libavformat/rm.c b/libavformat/rm.c index 109201154b..3553e4a6c0 100644 --- a/libavformat/rm.c +++ b/libavformat/rm.c @@ -488,13 +488,14 @@ static void rm_read_audio_stream_info(AVFormatContext *s, AVStream *st, { RMContext *rm = s->priv_data; ByteIOContext *pb = &s->pb; - char buf[128]; + char buf[256]; uint32_t version; int i; /* ra type header */ version = get_be32(pb); /* version */ if (((version >> 16) & 0xff) == 3) { + int64_t startpos = url_ftell(pb); /* very old version */ for(i = 0; i < 14; i++) get_byte(pb); @@ -502,8 +503,14 @@ static void rm_read_audio_stream_info(AVFormatContext *s, AVStream *st, get_str8(pb, s->author, sizeof(s->author)); get_str8(pb, s->copyright, sizeof(s->copyright)); get_str8(pb, s->comment, sizeof(s->comment)); + if ((startpos + (version & 0xffff)) >= url_ftell(pb) + 2) { + // fourcc (should always be "lpcJ") get_byte(pb); get_str8(pb, buf, sizeof(buf)); + } + // Skip extra header crap (this should never happen) + if ((startpos + (version & 0xffff)) > url_ftell(pb)) + url_fskip(pb, (version & 0xffff) + startpos - url_ftell(pb)); st->codec->sample_rate = 8000; st->codec->channels = 1; st->codec->codec_type = CODEC_TYPE_AUDIO; |