From d5802555715549932637889acdf43f52b9334413 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 24 Jun 2015 17:38:05 +0200 Subject: [PATCH] vcodec/jpeg2000: Increase cblk size limit to 128 Fixes Ticket4649 Signed-off-by: Michael Niedermayer --- libavcodec/jpeg2000.h | 4 ++-- libavcodec/jpeg2000dec.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/libavcodec/jpeg2000.h b/libavcodec/jpeg2000.h index f963cbeb5d..c1303f24d8 100644 --- a/libavcodec/jpeg2000.h +++ b/libavcodec/jpeg2000.h @@ -67,8 +67,8 @@ enum Jpeg2000Quantsty { // quantization style JPEG2000_QSTY_SE // scalar expounded }; -#define JPEG2000_MAX_CBLKW 64 -#define JPEG2000_MAX_CBLKH 64 +#define JPEG2000_MAX_CBLKW 128 +#define JPEG2000_MAX_CBLKH 128 #define JPEG2000_MAX_DECLEVELS 32 diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index 43568ea0eb..fc5dc28076 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -439,8 +439,8 @@ static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c) return AVERROR_INVALIDDATA; } - if (c->log2_cblk_width > 6 || c->log2_cblk_height > 6) { - avpriv_request_sample(s->avctx, "cblk size > 64"); + if (c->log2_cblk_width > 7 || c->log2_cblk_height > 7) { + avpriv_request_sample(s->avctx, "cblk size > 128"); return AVERROR_PATCHWELCOME; }