1090    int num_weights)  in png_init_filter_heuristics()  argument
1106       if (num_weights > 0)  in png_init_filter_heuristics()
1109              (png_uint_32)((sizeof (png_byte)) * num_weights));  in png_init_filter_heuristics()
1112          for (i = 0; i < num_weights; i++)  in png_init_filter_heuristics()
1118              (png_uint_32)((sizeof (png_uint_16)) * num_weights));  in png_init_filter_heuristics()
1121              (png_uint_32)((sizeof (png_uint_16)) * num_weights));  in png_init_filter_heuristics()
1123          for (i = 0; i < num_weights; i++)  in png_init_filter_heuristics()
1130          png_ptr->num_prev_filters = (png_byte)num_weights;  in png_init_filter_heuristics()
1173     int num_weights, png_const_doublep filter_weights,  in png_set_filter_heuristics()  argument
1181    if (!png_init_filter_heuristics(png_ptr, heuristic_method, num_weights))  in png_set_filter_heuristics()
1188       for (i = 0; i < num_weights; i++)  in png_set_filter_heuristics()
1228     int num_weights, png_const_fixed_point_p filter_weights,  in png_set_filter_heuristics_fixed()  argument
1236    if (!png_init_filter_heuristics(png_ptr, heuristic_method, num_weights))  in png_set_filter_heuristics_fixed()
1243       for (i = 0; i < num_weights; i++)  in png_set_filter_heuristics_fixed()