diff options
author | Clément Bœsch <u@pkh.me> | 2013-11-17 01:47:32 +0400 |
---|---|---|
committer | Clément Bœsch <u@pkh.me> | 2013-11-17 01:47:54 +0400 |
commit | 484f8d77c6ecf995ac89d1071d3be0cae1f5326c (patch) | |
tree | 94f71bb07dc850e31cd4269b9123874c2fe00603 /libavcodec/vp9.c | |
parent | c20a7ce62d02d29e5222595c76b0a2563c9348b4 (diff) |
avcodec/vp9: assert on sane size in update_size().
w and h are both read as uint16 + 1 so this can not happen. A similar
change was introduced in 97962b2 / 72ca830, with the
av_log()+AVERROR_INVALIDDATA form, suggesting it could be triggerable
somehow.
Change suggested by Ronald S. Bultje.
Diffstat (limited to 'libavcodec/vp9.c')
-rw-r--r-- | libavcodec/vp9.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/vp9.c b/libavcodec/vp9.c index 745bbd6218..785b18725c 100644 --- a/libavcodec/vp9.c +++ b/libavcodec/vp9.c @@ -243,6 +243,8 @@ static int update_size(AVCodecContext *ctx, int w, int h) VP9Context *s = ctx->priv_data; uint8_t *p; + av_assert0(w > 0 && h > 0); + if (s->above_partition_ctx && w == ctx->width && h == ctx->height) return 0; |