chromium/patches/from_upstream/51_vp3_coefficient_overflow.patch - Issue 9290059: Initial commit of all previous Chrome build scripts.

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Side by Side Diff: chromium/patches/from_upstream/51_vp3_coefficient_overflow.patch

Issue 9290059: Initial commit of all previous Chrome build scripts. (Closed) Base URL: http://git.chromium.org/chromium/third_party/ffmpeg.git@master

Patch Set: Drop deprecated subfolder. Created 8 years, 10 months ago

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	1 diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c

	2 index 549f494..2f07af8 100644

	3 --- a/libavcodec/vp3.c

	4 +++ b/libavcodec/vp3.c

	5 @@ -1308,6 +1308,10 @@ static inline int vp3_dequant(Vp3DecodeContext s, Vp3Fra gment frag,

	6 case 1: // zero run

	7 s->dct_tokens[plane][i]++;

	8 i += (token >> 2) & 0x7f;

	9 + if(i>63){

	10 + av_log(s->avctx, AV_LOG_ERROR, "Coefficient index overflow\n");

	11 + return -1;

	12 + }

	13 block[perm[i]] = (token >> 9) * dequantizer[perm[i]];

	14 i++;

	15 break;

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