diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index 6587e7d90b..ee70bded17 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -1148,11 +1148,16 @@ static inline void mct_decode(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile) int i, csize = 1; void *src[3]; - for (i = 1; i < 3; i++) + for (i = 1; i < 3; i++) { if (tile->codsty[0].transform != tile->codsty[i].transform) { av_log(s->avctx, AV_LOG_ERROR, "Transforms mismatch, MCT not supported\n"); return; } + if (memcmp(tile->comp[0].coord, tile->comp[i].coord, sizeof(tile->comp[0].coord))) { + av_log(s->avctx, AV_LOG_ERROR, "Coords mismatch, MCT not supported\n"); + return; + } + } for (i = 0; i < 3; i++) if (tile->codsty[0].transform == FF_DWT97)