/****************************************************************************** * * * Copyright (C) 2023 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ***************************************************************************** * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore */ #pragma once #define TRANS_FAC 8 #define BLK_SWITCH_WIN 8 #define BLK_SWITCH_FILT_LEN 2 /* Block types */ #define LONG_WINDOW 0 #define START_WINDOW 1 #define SHORT_WINDOW 2 #define STOP_WINDOW 3 /* Window shapes */ #define SINE_WINDOW 0 #define KBD_WINDOW 1 #define MAXIMUM_NO_OF_GROUPS 4 #define ACC_WINDOW_NRG_FAC 0.3f #define ONE_MINUS_ACC_WINDOW_NRG_FAC 0.7f #define INV_ATTACK_RATIO_HIGH_BR 0.1f #define INV_ATTACK_RATIO_LOW_BR 0.056f #define USAC_MIN_ATTACK_NRG 1e+6 #define CLIP_ENERGY_VALUE_LONG (1.0e9f) #define CLIP_ENERGY_VALUE_SHORT (15625000.0f)