diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-17 15:54:19 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-17 23:36:54 +0300 |
| commit | c94326c1fc2fb5719c6f28fe1b95c0c74417998b (patch) | |
| tree | ff8d7c8350f430e615348148721943c4904393ad /libavcodec/hevcpred_template.c | |
| parent | 8ddb6820bd52df6ed616abc3d8be200b126aa8c1 (diff) | |
avcodec/hevcpred_template: Fix left shift of negative value
Fixes: runtime error: left shift of negative value -1
Fixes: 2250/clusterfuzz-testcase-minimized-5693382112313344
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/hevcpred_template.c')
| -rw-r--r-- | libavcodec/hevcpred_template.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/hevcpred_template.c b/libavcodec/hevcpred_template.c index 6ae87cca13..6fe33546b1 100644 --- a/libavcodec/hevcpred_template.c +++ b/libavcodec/hevcpred_template.c @@ -35,7 +35,7 @@ static av_always_inline void FUNC(intra_pred)(HEVCContext *s, int x0, int y0, #define MVF(x, y) \ (s->ref->tab_mvf[(x) + (y) * min_pu_width]) #define MVF_PU(x, y) \ - MVF(PU(x0 + ((x) << hshift)), PU(y0 + ((y) << vshift))) + MVF(PU(x0 + ((x) * (1 << hshift))), PU(y0 + ((y) * (1 << vshift)))) #define IS_INTRA(x, y) \ (MVF_PU(x, y).pred_flag == PF_INTRA) #define MIN_TB_ADDR_ZS(x, y) \ |