diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index 80bc335507fbeaa7b0a0cc7280b9de8bfadbc580..b150bc1595045b4946b8f127905029ce34b721b3 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -243,6 +243,11 @@ static int get_siz(Jpeg2000DecoderContext *s) s->tile_offset_y = bytestream2_get_be32u(&s->g); // YT0Siz ncomponents = bytestream2_get_be16u(&s->g); // CSiz + if (s->image_offset_x || s->image_offset_y) { + avpriv_request_sample(s->avctx, "Support for image offsets"); + return AVERROR_PATCHWELCOME; + } + if (ncomponents <= 0) { av_log(s->avctx, AV_LOG_ERROR, "Invalid number of components: %d\n", s->ncomponents);