* get the offset in bits and convert to bytes.
*/
offset += write_huff_codes(dst + sstart * width, c->slice_bits,
- width * (send - sstart), width,
+ width * height + 4, width,
send - sstart, he) >> 3;
slice_len = offset - slice_len;
bytestream2_init_writer(&pb, dst, pkt->size);
- av_fast_padded_malloc(&c->slice_bits, &c->slice_bits_size, width * height);
+ av_fast_padded_malloc(&c->slice_bits, &c->slice_bits_size, width * height + 4);
if (!c->slice_bits) {
av_log(avctx, AV_LOG_ERROR, "Cannot allocate temporary buffer 2.\n");