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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-05-28 00:19:56 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-06-08 20:45:56 +0200 |
| commit | 4f33a9803a3068ce2d52289fc1db60375dc8b7a5 (patch) | |
| tree | 8902aaaedfc9edbae9676c8171f695f76b8c38bb | |
| parent | 3371d0611fcd31e0bc72553d88774512a58bd2ef (diff) | |
| download | ffmpeg-4f33a9803a3068ce2d52289fc1db60375dc8b7a5.tar.gz | |
avcodec/mpeg12dec: Fix got_output
This makes got_output consistent with the code in slice_end() which sets the output
in slice_end()
if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) {
int ret = av_frame_ref(pict, s->current_picture_ptr->f);
...
} else {
Fixes: assertion failure
Fixes: 22178/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG1VIDEO_fuzzer-5664234440753152
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/mpeg12dec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c index 40d054def5..54e122cd9d 100644 --- a/libavcodec/mpeg12dec.c +++ b/libavcodec/mpeg12dec.c @@ -2497,7 +2497,7 @@ static int decode_chunks(AVCodecContext *avctx, AVFrame *picture, return ret; else if (ret) { // FIXME: merge with the stuff in mpeg_decode_slice - if (s2->last_picture_ptr || s2->low_delay) + if (s2->last_picture_ptr || s2->low_delay || s2->pict_type == AV_PICTURE_TYPE_B) *got_output = 1; } } |