pv->hqdn3d_line = malloc( width * sizeof(int) );
hqdn3d_precalc_coef( pv->hqdn3d_coef[0], spatial_luma );
hqdn3d_precalc_coef( pv->hqdn3d_coef[1], temporal_luma );
hqdn3d_precalc_coef( pv->hqdn3d_coef[2], spatial_chroma );
hqdn3d_precalc_coef( pv->hqdn3d_coef[3], temporal_chroma );
pv->hqdn3d_line = malloc( width * sizeof(int) );
hqdn3d_precalc_coef( pv->hqdn3d_coef[0], spatial_luma );
hqdn3d_precalc_coef( pv->hqdn3d_coef[1], temporal_luma );
hqdn3d_precalc_coef( pv->hqdn3d_coef[2], spatial_chroma );
hqdn3d_precalc_coef( pv->hqdn3d_coef[3], temporal_chroma );