diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-02-19 18:41:42 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2019-02-25 18:03:24 +0100 |
| commit | e4289cb253e29e4d62dc46759eb1a45d8f6d82df (patch) | |
| tree | 4226a479cf2f2f6baa0869773f98c40733e615f4 /libavcodec/error_resilience.c | |
| parent | 32d022d26db44cf153ab953360bc995976cc695b (diff) | |
avcodec/error_resilience: Use a symmetric check for skipping MV estimation
This speeds up the testcase by a factor of 4
Fixes: Timeout
Fixes: 13100/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMV2_fuzzer-5767533905313792
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/error_resilience.c')
| -rw-r--r-- | libavcodec/error_resilience.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/error_resilience.c b/libavcodec/error_resilience.c index 1abae53f41..35d0c609e5 100644 --- a/libavcodec/error_resilience.c +++ b/libavcodec/error_resilience.c @@ -437,7 +437,7 @@ static void guess_mv(ERContext *s) } if ((!(s->avctx->error_concealment&FF_EC_GUESS_MVS)) || - num_avail <= mb_width / 2) { + num_avail <= FFMAX(mb_width, mb_height) / 2) { for (mb_y = 0; mb_y < mb_height; mb_y++) { for (mb_x = 0; mb_x < s->mb_width; mb_x++) { const int mb_xy = mb_x + mb_y * s->mb_stride; |