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authorMichael Niedermayer <michael@niedermayer.cc>2015-12-19 23:21:33 +0100
committerMichael Niedermayer <michael@niedermayer.cc>2015-12-19 23:54:47 +0100
commitbdc6ba460429d78a805c39fecaf7d101df36d11f (patch)
treebb4f56b2a5aa9c795d5da009a6b7c5278ffd0eb1
parent3a3be0220834b1bb1de2e68da47cc944cbf5f746 (diff)
downloadffmpeg-bdc6ba460429d78a805c39fecaf7d101df36d11f.tar.gz
avcodec/mpeg4videodec: also for empty partitioned slices
Fixes assertion failure Fixes: id_acf3e47f864e1ee4c7b86c0653e0ff31e5bde56e.m4v Found-by: Andreas Cadhalpun <andreas.cadhalpun@googlemail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 70f13abb4f9a376ddc0d2c566739bc3c6a0c47e7) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavcodec/mpeg4videodec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c
index 7d664cc844..2c34d21a14 100644
--- a/libavcodec/mpeg4videodec.c
+++ b/libavcodec/mpeg4videodec.c
@@ -883,7 +883,7 @@ int ff_mpeg4_decode_partitions(Mpeg4DecContext *ctx)
const int part_a_end = s->pict_type == AV_PICTURE_TYPE_I ? (ER_DC_END | ER_MV_END) : ER_MV_END;
mb_num = mpeg4_decode_partition_a(ctx);
- if (mb_num < 0) {
+ if (mb_num <= 0) {
ff_er_add_slice(&s->er, s->resync_mb_x, s->resync_mb_y,
s->mb_x, s->mb_y, part_a_error);
return -1;