xref: /aosp_15_r20/external/libxaac/common/ixheaac_fft_ifft_rom.h (revision 15dc779a375ca8b5125643b829a8aa4b70d7f451)
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 #ifndef IXHEAAC_FFT_IFFT_ROM_H
21 #define IXHEAAC_FFT_IFFT_ROM_H
22 
23 extern const FLOAT64 ixheaac_twid_tbl_fft_double[514];
24 extern const FLOAT64 ixheaac_twid_tbl_fft_ntwt3r[1155];
25 extern const FLOAT64 ixheaac_twid_tbl_fft_ntwt3i[1155];
26 extern const FLOAT32 ixheaac_twid_tbl_fft_224[372];
27 extern const FLOAT32 ixheaac_twid_tbl_fft_288[380];
28 extern const FLOAT32 ixheaac_twid_tbl_fft_336[564];
29 extern const FLOAT32 ixheaac_twid_tbl_fft_168[276];
30 
31 #endif /* IXHEAAC_FFT_IFFT_ROM_H */
32