1 /****************************************************************************** 2 * * 3 * Copyright (C) 2018 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 #ifndef IXHEAACD_WINDOWS_H 21 #define IXHEAACD_WINDOWS_H 22 23 extern const WORD32 ixheaacd_sine_win_128[128]; 24 extern const WORD32 ixheaacd_sine_win_1024[1024]; 25 extern const WORD32 ixheaacd_sine_win_64[64]; 26 extern const WORD32 ixheaacd_sine_win_768[768]; 27 extern const WORD32 ixheaacd_sine_win_192[192]; 28 extern const WORD32 ixheaacd_sine_win_96[96]; 29 extern const WORD32 ixheaacd_sine_win_256[256]; 30 extern const WORD32 ixheaacd_kbd_win120[120]; 31 extern const WORD32 ixheaacd_kbd_win128[128]; 32 extern const WORD32 ixheaacd_kbd_win960[960]; 33 extern const WORD32 ixheaacd_kbd_win1024[1024]; 34 extern const WORD32 kbd_win256[256]; 35 extern const WORD32 ixheaacd_kbd_win4[4]; 36 extern const WORD32 ixheaacd_kbd_win16[16]; 37 extern const WORD32 ixheaacd_kbd_win_64[64]; 38 extern const WORD32 ixheaacd_kbd_win768[768]; 39 extern const WORD32 ixheaacd_kbd_win192[192]; 40 extern const WORD32 ixheaacd_kbd_win96[96]; 41 extern const WORD32 ixheaacd_kbd_win48[48]; 42 43 extern const FLOAT32 ixheaacd_sine_window96[96]; 44 extern const FLOAT32 ixheaacd_sine_window128[128]; 45 extern const FLOAT32 ixheaacd_sine_window192[192]; 46 extern const FLOAT32 ixheaacd__sine_window256[256]; 47 48 WORD32 ixheaacd_calc_window(WORD32 **win, WORD32 len, WORD32 wfun_select); 49 50 void ixheaacd_acelp_imdct(WORD32 *imdct_in, WORD32 npoints, WORD8 *qshift, 51 WORD32 *scratch); 52 53 typedef struct { 54 WORD32 lfac; 55 WORD32 n_flat_ls; 56 WORD32 n_trans_ls; 57 WORD32 n_long; 58 WORD32 n_short; 59 60 } offset_lengths; 61 62 #endif 63