kdu_tile_comp::get_subsampling

Retrieves the horizontal and vertical sub-sampling factors for this image component. These are affected by the transpose argument supplied to kdu_codestream::change_appearance. They are also affected by discarded resolution levels, as specified through any call to the kdu_codestream::apply_input_restrictions function. See the description of kdu_codestream::get_subsampling for more information.

factors [kdu_coords &]