tpg_hscale_div
tpg_hscale_div(tpg, p, tpg->mv_hor_count % tpg->src_width);
tpg_hscale_div(tpg, p, (tpg->mv_hor_count + tpg->mv_hor_step) %
params->wss_width = tpg_hscale_div(tpg, p, params->wss_width);
left_pillar_width = tpg_hscale_div(tpg, p, left_pillar_width);
tpg_hscale_div(tpg, p, right_pillar_start);
left = tpg_hscale_div(tpg, p, left);
width = tpg_hscale_div(tpg, p, width);
unsigned line_offset = tpg_hscale_div(tpg, p, tpg->crop.left);