// Capability that defines the 2D image quality levels available on a device. message Dpi
{
message Option { // Horizontal DPI (required). optional int32 horizontal_dpi = 1; // Vertical DPI (required). optional int32 vertical_dpi = 2; optional bool is_default = 3 [default = false]; // Custom display name to override the default display name which consists // of "{$horizontal_dpi}x{$vertical_dpi} dpi". optional string custom_display_name = 4; // Vendor-provided ID for the dpi option. Used to disambiguate dpi options // that may have the same horizontal and vertical dpi but a different effect // on the printer. optional string vendor_id = 5; } repeated Option option = 1; optional int32 min_horizontal_dpi = 2; optional int32 max_horizontal_dpi = 3; optional int32 min_vertical_dpi = 4; optional int32 max_vertical_dpi = 5;
}