1 /****************************************************************************** 2 * * 3 * Copyright (C) 2023 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ***************************************************************************** 18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore 19 */ 20 21 #pragma once 22 /*****************************************************************************/ 23 /* constant macros */ 24 /*****************************************************************************/ 25 #define Q1 2 26 #define Q2 4 27 #define Q3 8 28 #define Q4 16 29 #define Q6 64 30 #define Q25 33554432 31 #define Q28 268435456 32 #define Q29 536870912 33 #define Q30 1073741824 34 #define Q31 2147483647 35 #define Q32 4294967296 36 #define Q35 34359738368 37 #define Q39 549755813887 38 #define Q40 Q39 39 40 #define MAX_32 (WORD32)0x7fffffffL 41 #define MIN_32 (WORD32)0x80000000L 42 43 #define MAX_16 (WORD16)0x7fff 44