diff options
| author | Michael Niedermayer <[email protected]> | 2018-07-28 15:03:50 +0200 |
|---|---|---|
| committer | Michael Niedermayer <[email protected]> | 2018-11-01 00:52:46 +0100 |
| commit | 0026d007428a1ef5cd4e8f54bafc54c0306beab9 (patch) | |
| tree | a03ff1c271b273b3ffa985d1b410d484fa16b08e | |
| parent | e2d052d5c8321487338979568c1e372727002603 (diff) | |
avformat/flvenc: Check audio packet size
Fixes: Assertion failure
Fixes: assert_flvenc.c:941_1.swf
Found-by: #CHEN HONGXU# <[email protected]>
Signed-off-by: Michael Niedermayer <[email protected]>
(cherry picked from commit 6b67d7f05918f7a1ee8fc6ff21355d7e8736aa10)
Signed-off-by: Michael Niedermayer <[email protected]>
| -rw-r--r-- | libavformat/flvenc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c index 899b07ea7b..e966c36c65 100644 --- a/libavformat/flvenc.c +++ b/libavformat/flvenc.c @@ -879,6 +879,11 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt) int flags = -1, flags_size, ret; int64_t cur_offset = avio_tell(pb); + if (par->codec_type == AVMEDIA_TYPE_AUDIO && !pkt->size) { + av_log(s, AV_LOG_WARNING, "Empty audio Packet\n"); + return AVERROR(EINVAL); + } + if (par->codec_id == AV_CODEC_ID_VP6F || par->codec_id == AV_CODEC_ID_VP6A || par->codec_id == AV_CODEC_ID_VP6 || par->codec_id == AV_CODEC_ID_AAC) flags_size = 2; |