strips = (s->height - 1) / s->rps + 1;
packet_size = avctx->height * ((avctx->width * s->bpp + 7) >> 3) * 2 +
- avctx->height * 4 + FF_MIN_BUFFER_SIZE;
+ avctx->height * 4 + AV_INPUT_BUFFER_MIN_SIZE;
if (!pkt->data &&
(ret = av_new_packet(pkt, packet_size)) < 0) {