lqr_carver_new_ext
lqr_carver_scan_ext
lqr_carver_scan_line_ext
lqr_carver_get_channels
lqr_carver_get_col_depth
lqr_carver_set_side_switch_frequency
lqr_carver_rigmask_add
lqr_carver_rigmask_add_area
lqr_carver_rigmask_add_rgb
lqr_carver_rigmask_add_rgb_area