diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index a88bfeaebe..e12ed95217 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -1152,11 +1152,16 @@ static void mct_decode(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile) int32_t *src[3], i0, i1, i2; float *srcf[3], i0f, i1f, i2f; - 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)