ffmpeg | branch: release/2.4 | Vittorio Giovara <vittorio.giov...@gmail.com> | 
Wed Dec 10 01:41:44 2014 +0000| [20d6ae4626a42fbc6e7b9c0040bdd64397b23e11] | 
committer: Luca Barbato

hevc: always clip luma_log2_weight_denom

Its value shall be between 0 and 7 according to the specifications.

CC: libav-sta...@libav.org
Bug-Id: CID 1257502

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=20d6ae4626a42fbc6e7b9c0040bdd64397b23e11
---

 libavcodec/hevc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/hevc.c b/libavcodec/hevc.c
index ef41ddf..4e237a7 100644
--- a/libavcodec/hevc.c
+++ b/libavcodec/hevc.c
@@ -251,7 +251,7 @@ static void pred_weight_table(HEVCContext *s, GetBitContext 
*gb)
     uint8_t luma_weight_l1_flag[16];
     uint8_t chroma_weight_l1_flag[16];
 
-    s->sh.luma_log2_weight_denom = get_ue_golomb_long(gb);
+    s->sh.luma_log2_weight_denom = av_clip_c(get_ue_golomb_long(gb), 0, 7);
     if (s->sps->chroma_format_idc != 0) {
         int delta = get_se_golomb(gb);
         s->sh.chroma_log2_weight_denom = 
av_clip_c(s->sh.luma_log2_weight_denom + delta, 0, 7);

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