av_log(avctx, AV_LOG_ERROR, "mismatching scan table!\n");
return AVERROR_INVALIDDATA;
}
+ if (band->transform_size == 8 && band->blk_size < 8) {
+ av_log(avctx, AV_LOG_ERROR, "mismatching transform_size!\n");
+ return AVERROR_INVALIDDATA;
+ }
/* decode block huffman codebook */
if (ff_ivi_dec_huff_desc(&ctx->gb, get_bits1(&ctx->gb), IVI_BLK_HUFF,