/* * Copyright (c) Meta Platforms, Inc. and affiliates. * All rights reserved. * * This source code is licensed under both the BSD-style license (found in the * LICENSE file in the root directory of this source tree) and the GPLv2 (found * in the COPYING file in the root directory of this source tree). * You may select, at your option, one of the above-listed licenses. */ #ifndef LEVEL # error LEVEL(x) must be defined #endif #ifndef FAST_LEVEL # error FAST_LEVEL(x) must be defined #endif #ifndef ROW_LEVEL # error ROW_LEVEL(x, y) must be defined #endif /** * The levels are chosen to trigger every strategy in every source size, * as well as some fast levels and the default level. * If you change the compression levels, you should probably update these. */ FAST_LEVEL(5) FAST_LEVEL(3) FAST_LEVEL(1) LEVEL(0) LEVEL(1) LEVEL(3) LEVEL(4) /* ROW_LEVEL triggers the row hash (force enabled and disabled) with different * dictionary strategies, and 16/32/64 row entries based on the level/searchLog. * 1 == enabled, 2 == disabled. */ ROW_LEVEL(5, 1) ROW_LEVEL(5, 2) /* 16-entry rows */ LEVEL(5) LEVEL(6) ROW_LEVEL(7, 1) ROW_LEVEL(7, 2) /* 16-entry rows */ LEVEL(7) LEVEL(9) ROW_LEVEL(11, 1) ROW_LEVEL(11, 2) /* 32-entry rows */ ROW_LEVEL(12, 1) ROW_LEVEL(12, 2) /* 64-entry rows */ LEVEL(13) LEVEL(16) LEVEL(19)