1 /* ----------------------------------------------------------------------
2 * Copyright (C) 2010-2013 ARM Limited. All rights reserved.
3 *
4 * $Date:        17. January 2013
5 * $Revision:    V1.4.1
6 *
7 * Project:      CMSIS DSP Library
8 * Title:        arm_const_structs.h
9 *
10 * Description:  This file has constant structs that are initialized for
11 *               user convenience.  For example, some can be given as
12 *               arguments to the arm_cfft_f32() function.
13 *
14 * Target Processor: Cortex-M4/Cortex-M3
15 *
16 * Redistribution and use in source and binary forms, with or without
17 * modification, are permitted provided that the following conditions
18 * are met:
19 *   - Redistributions of source code must retain the above copyright
20 *     notice, this list of conditions and the following disclaimer.
21 *   - Redistributions in binary form must reproduce the above copyright
22 *     notice, this list of conditions and the following disclaimer in
23 *     the documentation and/or other materials provided with the
24 *     distribution.
25 *   - Neither the name of ARM LIMITED nor the names of its contributors
26 *     may be used to endorse or promote products derived from this
27 *     software without specific prior written permission.
28 *
29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
30 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
31 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
32 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
33 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
34 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
35 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
36 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
37 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
38 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
39 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
40 * POSSIBILITY OF SUCH DAMAGE.
41 * -------------------------------------------------------------------- */
42 
43 #ifndef _ARM_CONST_STRUCTS_H
44 #define _ARM_CONST_STRUCTS_H
45 
46 #include "arm_math.h"
47 #include "arm_common_tables.h"
48 
49    const arm_cfft_instance_f32 arm_cfft_sR_f32_len16 = {
50       16, twiddleCoef_16, armBitRevIndexTable16, ARMBITREVINDEXTABLE__16_TABLE_LENGTH
51    };
52 
53    const arm_cfft_instance_f32 arm_cfft_sR_f32_len32 = {
54       32, twiddleCoef_32, armBitRevIndexTable32, ARMBITREVINDEXTABLE__32_TABLE_LENGTH
55    };
56 
57    const arm_cfft_instance_f32 arm_cfft_sR_f32_len64 = {
58       64, twiddleCoef_64, armBitRevIndexTable64, ARMBITREVINDEXTABLE__64_TABLE_LENGTH
59    };
60 
61    const arm_cfft_instance_f32 arm_cfft_sR_f32_len128 = {
62       128, twiddleCoef_128, armBitRevIndexTable128, ARMBITREVINDEXTABLE_128_TABLE_LENGTH
63    };
64 
65    const arm_cfft_instance_f32 arm_cfft_sR_f32_len256 = {
66       256, twiddleCoef_256, armBitRevIndexTable256, ARMBITREVINDEXTABLE_256_TABLE_LENGTH
67    };
68 
69    const arm_cfft_instance_f32 arm_cfft_sR_f32_len512 = {
70       512, twiddleCoef_512, armBitRevIndexTable512, ARMBITREVINDEXTABLE_512_TABLE_LENGTH
71    };
72 
73    const arm_cfft_instance_f32 arm_cfft_sR_f32_len1024 = {
74       1024, twiddleCoef_1024, armBitRevIndexTable1024, ARMBITREVINDEXTABLE1024_TABLE_LENGTH
75    };
76 
77    const arm_cfft_instance_f32 arm_cfft_sR_f32_len2048 = {
78       2048, twiddleCoef_2048, armBitRevIndexTable2048, ARMBITREVINDEXTABLE2048_TABLE_LENGTH
79    };
80 
81    const arm_cfft_instance_f32 arm_cfft_sR_f32_len4096 = {
82       4096, twiddleCoef_4096, armBitRevIndexTable4096, ARMBITREVINDEXTABLE4096_TABLE_LENGTH
83    };
84 
85 #endif
86