Project Ne10
An open, optimized software library for the ARM architecture.
NE10_dsp.h
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1 /*
2  * Copyright 2012-16 ARM Limited and Contributors.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  * * Redistributions of source code must retain the above copyright
8  * notice, this list of conditions and the following disclaimer.
9  * * Redistributions in binary form must reproduce the above copyright
10  * notice, this list of conditions and the following disclaimer in the
11  * documentation and/or other materials provided with the distribution.
12  * * Neither the name of ARM Limited nor the
13  * names of its contributors may be used to endorse or promote products
14  * derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY ARM LIMITED AND CONTRIBUTORS "AS IS" AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19  * DISCLAIMED. IN NO EVENT SHALL ARM LIMITED AND CONTRIBUTORS BE LIABLE FOR ANY
20  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 /*
29  * NE10 Library : inc/NE10_dsp.h
30  */
31 
32 
33 #include "NE10_types.h"
34 
35 #ifndef NE10_DSP_H
36 #define NE10_DSP_H
37 
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41 
144  extern ne10_fft_cfg_float32_t (*ne10_fft_alloc_c2c_float32) (ne10_int32_t nfft);
145  extern ne10_fft_cfg_float32_t ne10_fft_alloc_c2c_float32_c (ne10_int32_t nfft);
146  extern ne10_fft_cfg_float32_t ne10_fft_alloc_c2c_float32_neon (ne10_int32_t nfft);
147 
163  extern void (*ne10_fft_c2c_1d_float32) (ne10_fft_cpx_float32_t *fout,
164  ne10_fft_cpx_float32_t *fin,
165  ne10_fft_cfg_float32_t cfg,
166  ne10_int32_t inverse_fft);
167  extern void ne10_fft_c2c_1d_float32_c (ne10_fft_cpx_float32_t *fout,
168  ne10_fft_cpx_float32_t *fin,
169  ne10_fft_cfg_float32_t cfg,
170  ne10_int32_t inverse_fft);
171  extern void ne10_fft_c2c_1d_float32_neon (ne10_fft_cpx_float32_t *fout,
172  ne10_fft_cpx_float32_t *fin,
173  ne10_fft_cfg_float32_t cfg,
174  ne10_int32_t inverse_fft);
175 
176  extern void ne10_fft_destroy_c2c_float32 (ne10_fft_cfg_float32_t);
177 
192  extern ne10_fft_cfg_int32_t (*ne10_fft_alloc_c2c_int32) (ne10_int32_t nfft);
193  extern ne10_fft_cfg_int32_t ne10_fft_alloc_c2c_int32_c (ne10_int32_t nfft);
194  extern ne10_fft_cfg_int32_t ne10_fft_alloc_c2c_int32_neon (ne10_int32_t nfft);
195 
210  extern void (*ne10_fft_c2c_1d_int32) (ne10_fft_cpx_int32_t *fout,
211  ne10_fft_cpx_int32_t *fin,
212  ne10_fft_cfg_int32_t cfg,
213  ne10_int32_t inverse_fft,
214  ne10_int32_t scaled_flag);
215  extern void ne10_fft_c2c_1d_int32_c (ne10_fft_cpx_int32_t *fout,
216  ne10_fft_cpx_int32_t *fin,
217  ne10_fft_cfg_int32_t cfg,
218  ne10_int32_t inverse_fft,
219  ne10_int32_t scaled_flag);
220  extern void ne10_fft_c2c_1d_int32_neon (ne10_fft_cpx_int32_t *fout,
221  ne10_fft_cpx_int32_t *fin,
222  ne10_fft_cfg_int32_t cfg,
223  ne10_int32_t inverse_fft,
224  ne10_int32_t scaled_flag);
225 
226  extern void ne10_fft_destroy_c2c_int32 (ne10_fft_cfg_int32_t);
227 
228 
229  extern ne10_fft_cfg_int16_t ne10_fft_alloc_c2c_int16 (ne10_int32_t nfft);
230 
244  extern void (*ne10_fft_c2c_1d_int16) (ne10_fft_cpx_int16_t *fout,
245  ne10_fft_cpx_int16_t *fin,
246  ne10_fft_cfg_int16_t cfg,
247  ne10_int32_t inverse_fft,
248  ne10_int32_t scaled_flag);
249  extern void ne10_fft_c2c_1d_int16_c (ne10_fft_cpx_int16_t *fout,
250  ne10_fft_cpx_int16_t *fin,
251  ne10_fft_cfg_int16_t cfg,
252  ne10_int32_t inverse_fft,
253  ne10_int32_t scaled_flag);
254  extern void ne10_fft_c2c_1d_int16_neon (ne10_fft_cpx_int16_t *fout,
255  ne10_fft_cpx_int16_t *fin,
256  ne10_fft_cfg_int16_t cfg,
257  ne10_int32_t inverse_fft,
258  ne10_int32_t scaled_flag);
259 
260  extern void ne10_fft_destroy_c2c_int16 (ne10_fft_cfg_int16_t); // C2C_FFT_IFFT
262 
358  extern ne10_fft_r2c_cfg_float32_t ne10_fft_alloc_r2c_float32 (ne10_int32_t nfft);
359 
374  extern void (*ne10_fft_r2c_1d_float32) (ne10_fft_cpx_float32_t *fout,
375  ne10_float32_t *fin,
376  ne10_fft_r2c_cfg_float32_t cfg);
377  extern void ne10_fft_r2c_1d_float32_c (ne10_fft_cpx_float32_t *fout,
378  ne10_float32_t *fin,
379  ne10_fft_r2c_cfg_float32_t cfg);
380  extern void ne10_fft_r2c_1d_float32_neon (ne10_fft_cpx_float32_t *fout,
381  ne10_float32_t *fin,
382  ne10_fft_r2c_cfg_float32_t cfg);
383 
396  extern void (*ne10_fft_c2r_1d_float32) (ne10_float32_t *fout,
397  ne10_fft_cpx_float32_t *fin,
398  ne10_fft_r2c_cfg_float32_t cfg);
399  extern void ne10_fft_c2r_1d_float32_c (ne10_float32_t *fout,
400  ne10_fft_cpx_float32_t *fin,
401  ne10_fft_r2c_cfg_float32_t cfg);
402  extern void ne10_fft_c2r_1d_float32_neon (ne10_float32_t *fout,
403  ne10_fft_cpx_float32_t *fin,
404  ne10_fft_r2c_cfg_float32_t cfg);
405 
406  extern void ne10_fft_destroy_r2c_float32 (ne10_fft_r2c_cfg_float32_t);
407 
408 
409  extern ne10_fft_r2c_cfg_int32_t ne10_fft_alloc_r2c_int32 (ne10_int32_t nfft);
410 
426  extern void (*ne10_fft_r2c_1d_int32) (ne10_fft_cpx_int32_t *fout,
427  ne10_int32_t *fin,
428  ne10_fft_r2c_cfg_int32_t cfg,
429  ne10_int32_t scaled_flag);
430  extern void ne10_fft_r2c_1d_int32_c (ne10_fft_cpx_int32_t *fout,
431  ne10_int32_t *fin,
432  ne10_fft_r2c_cfg_int32_t cfg,
433  ne10_int32_t scaled_flag);
434  extern void ne10_fft_r2c_1d_int32_neon (ne10_fft_cpx_int32_t *fout,
435  ne10_int32_t *fin,
436  ne10_fft_r2c_cfg_int32_t cfg,
437  ne10_int32_t scaled_flag);
438 
452  extern void (*ne10_fft_c2r_1d_int32) (ne10_int32_t *fout,
453  ne10_fft_cpx_int32_t *fin,
454  ne10_fft_r2c_cfg_int32_t cfg,
455  ne10_int32_t scaled_flag);
456  extern void ne10_fft_c2r_1d_int32_c (ne10_int32_t *fout,
457  ne10_fft_cpx_int32_t *fin,
458  ne10_fft_r2c_cfg_int32_t cfg,
459  ne10_int32_t scaled_flag);
460  extern void ne10_fft_c2r_1d_int32_neon (ne10_int32_t *fout,
461  ne10_fft_cpx_int32_t *fin,
462  ne10_fft_r2c_cfg_int32_t cfg,
463  ne10_int32_t scaled_flag);
464 
465  extern void ne10_fft_destroy_r2c_int32 (ne10_fft_r2c_cfg_int32_t);
466 
467 
468  extern ne10_fft_r2c_cfg_int16_t ne10_fft_alloc_r2c_int16 (ne10_int32_t nfft);
469 
485  extern void (*ne10_fft_r2c_1d_int16) (ne10_fft_cpx_int16_t *fout,
486  ne10_int16_t *fin,
487  ne10_fft_r2c_cfg_int16_t cfg,
488  ne10_int32_t scaled_flag);
489  extern void ne10_fft_r2c_1d_int16_c (ne10_fft_cpx_int16_t *fout,
490  ne10_int16_t *fin,
491  ne10_fft_r2c_cfg_int16_t cfg,
492  ne10_int32_t scaled_flag);
493  extern void ne10_fft_r2c_1d_int16_neon (ne10_fft_cpx_int16_t *fout,
494  ne10_int16_t *fin,
495  ne10_fft_r2c_cfg_int16_t cfg,
496  ne10_int32_t scaled_flag);
497 
511  extern void (*ne10_fft_c2r_1d_int16) (ne10_int16_t *fout,
512  ne10_fft_cpx_int16_t *fin,
513  ne10_fft_r2c_cfg_int16_t cfg,
514  ne10_int32_t scaled_flag);
515  extern void ne10_fft_c2r_1d_int16_c (ne10_int16_t *fout,
516  ne10_fft_cpx_int16_t *fin,
517  ne10_fft_r2c_cfg_int16_t cfg,
518  ne10_int32_t scaled_flag);
519  extern void ne10_fft_c2r_1d_int16_neon (ne10_int16_t *fout,
520  ne10_fft_cpx_int16_t *fin,
521  ne10_fft_r2c_cfg_int16_t cfg,
522  ne10_int32_t scaled_flag);
523 
524  extern void ne10_fft_destroy_r2c_int16 (ne10_fft_r2c_cfg_int16_t); // R2C_FFT_IFFT
526 
531  extern ne10_result_t ne10_fir_init_float (ne10_fir_instance_f32_t * S,
532  ne10_uint16_t numTaps,
533  ne10_float32_t * pCoeffs,
534  ne10_float32_t * pState,
535  ne10_uint32_t blockSize);
536 
545  extern void (*ne10_fir_float) (const ne10_fir_instance_f32_t * S,
546  ne10_float32_t * pSrc,
547  ne10_float32_t * pDst,
548  ne10_uint32_t blockSize);
549  extern void ne10_fir_float_c (const ne10_fir_instance_f32_t * S,
550  ne10_float32_t * pSrc,
551  ne10_float32_t * pDst,
552  ne10_uint32_t blockSize);
553 #ifdef ENABLE_NE10_FIR_FLOAT_NEON
554 
557  extern void ne10_fir_float_neon (const ne10_fir_instance_f32_t * S,
558  ne10_float32_t * pSrc,
559  ne10_float32_t * pDst,
560  ne10_uint32_t blockSize)
561  asm ("ne10_fir_float_neon");
562 #endif // ENABLE_NE10_FIR_FLOAT_NEON
563  // FIR
564 
569  extern ne10_result_t ne10_fir_decimate_init_float (ne10_fir_decimate_instance_f32_t * S,
570  ne10_uint16_t numTaps,
571  ne10_uint8_t M,
572  ne10_float32_t * pCoeffs,
573  ne10_float32_t * pState,
574  ne10_uint32_t blockSize);
575 
586  extern void (*ne10_fir_decimate_float) (const ne10_fir_decimate_instance_f32_t * S,
587  ne10_float32_t * pSrc,
588  ne10_float32_t * pDst,
589  ne10_uint32_t blockSize);
590  extern void ne10_fir_decimate_float_c (const ne10_fir_decimate_instance_f32_t * S,
591  ne10_float32_t * pSrc,
592  ne10_float32_t * pDst,
593  ne10_uint32_t blockSize);
594 #ifdef ENABLE_NE10_FIR_DECIMATE_FLOAT_NEON
595 
598  extern void ne10_fir_decimate_float_neon (const ne10_fir_decimate_instance_f32_t * S,
599  ne10_float32_t *pSrc,
600  ne10_float32_t *pDst,
601  ne10_uint32_t blockSize) asm ("ne10_fir_decimate_float_neon");
602 
603 #endif // ENABLE_NE10_FIR_DECIMATE_FLOAT_NEON
604  // FIR_decimate
605 
610  extern ne10_result_t ne10_fir_interpolate_init_float (ne10_fir_interpolate_instance_f32_t * S,
611  ne10_uint8_t L,
612  ne10_uint16_t numTaps,
613  ne10_float32_t * pCoeffs,
614  ne10_float32_t * pState,
615  ne10_uint32_t blockSize);
616 
627  extern void (*ne10_fir_interpolate_float) (const ne10_fir_interpolate_instance_f32_t * S,
628  ne10_float32_t * pSrc,
629  ne10_float32_t * pDst,
630  ne10_uint32_t blockSize);
631  extern void ne10_fir_interpolate_float_c (const ne10_fir_interpolate_instance_f32_t * S,
632  ne10_float32_t * pSrc,
633  ne10_float32_t * pDst,
634  ne10_uint32_t blockSize);
635 #ifdef ENABLE_NE10_FIR_INTERPOLATE_FLOAT_NEON
636 
639  extern void ne10_fir_interpolate_float_neon (const ne10_fir_interpolate_instance_f32_t * S,
640  ne10_float32_t *pSrc,
641  ne10_float32_t *pDst,
642  ne10_uint32_t blockSize) asm ("ne10_fir_interpolate_float_neon");
643 #endif // ENABLE_NE10_FIR_INTERPOLATE_FLOAT_NEON
644  // FIR_interpolate
645 
650  extern ne10_result_t ne10_fir_lattice_init_float (ne10_fir_lattice_instance_f32_t * S,
651  ne10_uint16_t numStages,
652  ne10_float32_t * pCoeffs,
653  ne10_float32_t * pState);
654 
665  extern void (*ne10_fir_lattice_float) (const ne10_fir_lattice_instance_f32_t * S,
666  ne10_float32_t * pSrc,
667  ne10_float32_t * pDst,
668  ne10_uint32_t blockSize);
669  extern void ne10_fir_lattice_float_c (const ne10_fir_lattice_instance_f32_t * S,
670  ne10_float32_t * pSrc,
671  ne10_float32_t * pDst,
672  ne10_uint32_t blockSize);
673 #ifdef ENABLE_NE10_FIR_LATTICE_FLOAT_NEON
674 
677  extern void ne10_fir_lattice_float_neon (const ne10_fir_lattice_instance_f32_t * S,
678  ne10_float32_t * pSrc,
679  ne10_float32_t * pDst,
680  ne10_uint32_t blockSize) asm ("ne10_fir_lattice_float_neon");
681 #endif // ENABLE_NE10_FIR_LATTICE_FLOAT_NEON
682  // FIR_Lattice
683 
688  extern ne10_result_t ne10_fir_sparse_init_float (ne10_fir_sparse_instance_f32_t * S,
689  ne10_uint16_t numTaps,
690  ne10_float32_t * pCoeffs,
691  ne10_float32_t * pState,
692  ne10_int32_t * pTapDelay,
693  ne10_uint16_t maxDelay,
694  ne10_uint32_t blockSize);
695 
707  extern void (*ne10_fir_sparse_float) (ne10_fir_sparse_instance_f32_t * S,
708  ne10_float32_t * pSrc,
709  ne10_float32_t * pDst,
710  ne10_float32_t * pScratchIn,
711  ne10_uint32_t blockSize);
712  extern void ne10_fir_sparse_float_c (ne10_fir_sparse_instance_f32_t * S,
713  ne10_float32_t * pSrc,
714  ne10_float32_t * pDst,
715  ne10_float32_t * pScratchIn,
716  ne10_uint32_t blockSize);
717 #ifdef ENABLE_NE10_FIR_SPARSE_FLOAT_NEON
718 
721  extern void ne10_fir_sparse_float_neon (ne10_fir_sparse_instance_f32_t * S,
722  ne10_float32_t * pSrc,
723  ne10_float32_t * pDst,
724  ne10_float32_t * pScratch,
725  ne10_uint32_t blockSize)
726  asm ("ne10_fir_sparse_float_neon");
727 #endif // ENABLE_NE10_FIR_SPARSE_FLOAT_NEON
728  // FIR_sparse
729 
730 
735  extern ne10_result_t ne10_iir_lattice_init_float (ne10_iir_lattice_instance_f32_t * S,
736  ne10_uint16_t numStages,
737  ne10_float32_t * pkCoeffs,
738  ne10_float32_t * pvCoeffs,
739  ne10_float32_t * pState,
740  ne10_uint32_t blockSize);
741 
752  extern void (*ne10_iir_lattice_float) (const ne10_iir_lattice_instance_f32_t * S,
753  ne10_float32_t * pSrc,
754  ne10_float32_t * pDst,
755  ne10_uint32_t blockSize);
756  extern void ne10_iir_lattice_float_c (const ne10_iir_lattice_instance_f32_t * S,
757  ne10_float32_t * pSrc,
758  ne10_float32_t * pDst,
759  ne10_uint32_t blockSize);
760 #ifdef ENABLE_NE10_IIR_LATTICE_FLOAT_NEON
761 
764  extern void ne10_iir_lattice_float_neon (const ne10_iir_lattice_instance_f32_t * S,
765  ne10_float32_t * pSrc,
766  ne10_float32_t * pDst,
767  ne10_uint32_t blockSize) asm ("ne10_iir_lattice_float_neon");
768 #endif // ENABLE_NE10_IIR_LATTICE_FLOAT_NEON
769  // IIR_Lattice
770 
771 #ifdef __cplusplus
772 }
773 #endif
774 
775 #endif
ne10_fft_cpx_int16_t
Structure for the 16-bit fixed point FFT function.
Definition: NE10_types.h:294
ne10_fft_c2c_1d_int32_neon
void ne10_fft_c2c_1d_int32_neon(ne10_fft_cpx_int32_t *fout, ne10_fft_cpx_int32_t *fin, ne10_fft_cfg_int32_t cfg, ne10_int32_t inverse_fft, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_c2c_1d_int32 using NEON SIMD capabilities.
Definition: NE10_fft_int32.neon.c:1204
ne10_fir_sparse_instance_f32_t
Instance structure for the floating-point FIR Sparse filter.
Definition: NE10_types.h:403
ne10_fir_init_float
ne10_result_t ne10_fir_init_float(ne10_fir_instance_f32_t *S, ne10_uint16_t numTaps, ne10_float32_t *pCoeffs, ne10_float32_t *pState, ne10_uint32_t blockSize)
Definition: NE10_fir_init.c:53
ne10_fft_destroy_r2c_int16
void ne10_fft_destroy_r2c_int16(ne10_fft_r2c_cfg_int16_t)
Destroys the configuration structure allocated by ne10_fft_alloc_r2c_int16 (frees memory...
Definition: NE10_fft.c:613
ne10_uint8_t
uint8_t ne10_uint8_t
Definition: NE10_types.h:73
ne10_fft_c2r_1d_int32_neon
void ne10_fft_c2r_1d_int32_neon(ne10_int32_t *fout, ne10_fft_cpx_int32_t *fin, ne10_fft_r2c_cfg_int32_t cfg, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_c2r_1d_int32 using NEON SIMD capabilities.
Definition: NE10_fft_int32.neon.c:1347
ne10_fft_c2r_1d_float32_c
void ne10_fft_c2r_1d_float32_c(ne10_float32_t *fout, ne10_fft_cpx_float32_t *fin, ne10_fft_r2c_cfg_float32_t cfg)
Specific implementation of ne10_fft_c2r_1d_float32 using plain C.
Definition: NE10_fft_float32.c:1036
ne10_fir_sparse_init_float
ne10_result_t ne10_fir_sparse_init_float(ne10_fir_sparse_instance_f32_t *S, ne10_uint16_t numTaps, ne10_float32_t *pCoeffs, ne10_float32_t *pState, ne10_int32_t *pTapDelay, ne10_uint16_t maxDelay, ne10_uint32_t blockSize)
Initialization function for the floating-point sparse FIR filter.
Definition: NE10_fir_init.c:260
ne10_fft_alloc_r2c_float32
ne10_fft_r2c_cfg_float32_t ne10_fft_alloc_r2c_float32(ne10_int32_t nfft)
Creates a configuration structure for variants of ne10_fft_r2c_1d_float32 and ne10_fft_c2r_1d_float32...
Definition: NE10_fft_float32.c:943
ne10_int32_t
int32_t ne10_int32_t
Definition: NE10_types.h:76
ne10_fft_c2c_1d_float32_neon
void ne10_fft_c2c_1d_float32_neon(ne10_fft_cpx_float32_t *fout, ne10_fft_cpx_float32_t *fin, ne10_fft_cfg_float32_t cfg, ne10_int32_t inverse_fft)
Specific implementation of ne10_fft_c2c_1d_float32 using NEON SIMD capabilities.
Definition: NE10_fft_float32.neon.c:665
ne10_fft_destroy_r2c_int32
void ne10_fft_destroy_r2c_int32(ne10_fft_r2c_cfg_int32_t)
Destroys the configuration structure allocated by ne10_fft_alloc_r2c_int32 (frees memory...
Definition: NE10_fft.c:603
ne10_fir_interpolate_init_float
ne10_result_t ne10_fir_interpolate_init_float(ne10_fir_interpolate_instance_f32_t *S, ne10_uint8_t L, ne10_uint16_t numTaps, ne10_float32_t *pCoeffs, ne10_float32_t *pState, ne10_uint32_t blockSize)
Initialization function for the floating-point FIR interpolator.
Definition: NE10_fir_init.c:164
ne10_fir_interpolate_float_neon
void ne10_fir_interpolate_float_neon(const ne10_fir_interpolate_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize) asm("ne10_fir_interpolate_float_neon")
Specific implementation of ne10_fir_interpolate_float using NEON SIMD capabilities.
ne10_fft_c2r_1d_int32
void(* ne10_fft_c2r_1d_int32)(ne10_int32_t *fout, ne10_fft_cpx_int32_t *fin, ne10_fft_r2c_cfg_int32_t cfg, ne10_int32_t scaled_flag)
Mixed radix-2/4 complex-to-real IFFT of 32-bit fixed point Q31 data.
Definition: NE10_init_dsp.c:142
ne10_fft_r2c_state_float32_t
Definition: NE10_types.h:269
ne10_fir_lattice_init_float
ne10_result_t ne10_fir_lattice_init_float(ne10_fir_lattice_instance_f32_t *S, ne10_uint16_t numStages, ne10_float32_t *pCoeffs, ne10_float32_t *pState)
Initialization function for the floating-point FIR lattice filter.
Definition: NE10_fir_init.c:217
ne10_fft_c2r_1d_int16_neon
void ne10_fft_c2r_1d_int16_neon(ne10_int16_t *fout, ne10_fft_cpx_int16_t *fin, ne10_fft_r2c_cfg_int16_t cfg, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_c2r_1d_int16 using NEON SIMD capabilities.
Definition: NE10_fft_int16.neon.c:899
ne10_fft_c2r_1d_int16_c
void ne10_fft_c2r_1d_int16_c(ne10_int16_t *fout, ne10_fft_cpx_int16_t *fin, ne10_fft_r2c_cfg_int16_t cfg, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_c2r_1d_int16 using plain C.
Definition: NE10_fft_int16.c:1257
ne10_fft_c2r_1d_int16
void(* ne10_fft_c2r_1d_int16)(ne10_int16_t *fout, ne10_fft_cpx_int16_t *fin, ne10_fft_r2c_cfg_int16_t cfg, ne10_int32_t scaled_flag)
Mixed radix-2/4 complex-to-real IFFT of 16-bit fixed point Q15 data.
Definition: NE10_init_dsp.c:158
ne10_fir_decimate_float_neon
void ne10_fir_decimate_float_neon(const ne10_fir_decimate_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize) asm("ne10_fir_decimate_float_neon")
Specific implementation of ne10_fir_decimate_float using NEON SIMD capabilities.
ne10_fft_state_int32_t
Definition: NE10_types.h:331
ne10_float32_t
float ne10_float32_t
Definition: NE10_types.h:80
ne10_fft_alloc_c2c_float32_neon
ne10_fft_cfg_float32_t ne10_fft_alloc_c2c_float32_neon(ne10_int32_t nfft)
Specific implementation of ne10_fft_alloc_c2c_float32 for ne10_fft_c2c_1d_float32_neon.
Definition: NE10_fft.c:348
ne10_fft_r2c_1d_int16_neon
void ne10_fft_r2c_1d_int16_neon(ne10_fft_cpx_int16_t *fout, ne10_int16_t *fin, ne10_fft_r2c_cfg_int16_t cfg, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_r2c_1d_int16 using NEON SIMD capabilities.
Definition: NE10_fft_int16.neon.c:877
ne10_fft_c2c_1d_int16_c
void ne10_fft_c2c_1d_int16_c(ne10_fft_cpx_int16_t *fout, ne10_fft_cpx_int16_t *fin, ne10_fft_cfg_int16_t cfg, ne10_int32_t inverse_fft, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_c2c_1d_int16 using plain C.
Definition: NE10_fft_int16.c:1137
ne10_fft_c2c_1d_int32
void(* ne10_fft_c2c_1d_int32)(ne10_fft_cpx_int32_t *fout, ne10_fft_cpx_int32_t *fin, ne10_fft_cfg_int32_t cfg, ne10_int32_t inverse_fft, ne10_int32_t scaled_flag)
Mixed radix-2/4 complex FFT/IFFT of 32-bit fixed point Q31 data.
Definition: NE10_init_dsp.c:130
ne10_fft_r2c_1d_int16_c
void ne10_fft_r2c_1d_int16_c(ne10_fft_cpx_int16_t *fout, ne10_int16_t *fin, ne10_fft_r2c_cfg_int16_t cfg, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_r2c_1d_int16 using plain C.
Definition: NE10_fft_int16.c:1242
ne10_fft_state_float32_t
Structure for the floating point FFT state.
Definition: NE10_types.h:239
ne10_fft_c2c_1d_int16
void(* ne10_fft_c2c_1d_int16)(ne10_fft_cpx_int16_t *fout, ne10_fft_cpx_int16_t *fin, ne10_fft_cfg_int16_t cfg, ne10_int32_t inverse_fft, ne10_int32_t scaled_flag)
Mixed radix-2/4 complex FFT/IFFT of 16-bit fixed point Q15 data.
Definition: NE10_init_dsp.c:147
ne10_fft_c2c_1d_float32
void(* ne10_fft_c2c_1d_float32)(ne10_fft_cpx_float32_t *fout, ne10_fft_cpx_float32_t *fin, ne10_fft_cfg_float32_t cfg, ne10_int32_t inverse_fft)
Mixed radix-2/3/4/5 complex FFT/IFFT of single precision floating point data.
Definition: NE10_init_dsp.c:117
ne10_fft_r2c_1d_float32
void(* ne10_fft_r2c_1d_float32)(ne10_fft_cpx_float32_t *fout, ne10_float32_t *fin, ne10_fft_r2c_cfg_float32_t cfg)
Mixed radix-2/4 real-to-complex FFT of single precision floating point data.
Definition: NE10_init_dsp.c:122
ne10_fft_destroy_r2c_float32
void ne10_fft_destroy_r2c_float32(ne10_fft_r2c_cfg_float32_t)
Destroys the configuration structure allocated by ne10_fft_alloc_r2c_float32 (frees memory...
Definition: NE10_fft.c:593
ne10_fft_r2c_1d_int32_c
void ne10_fft_r2c_1d_int32_c(ne10_fft_cpx_int32_t *fout, ne10_int32_t *fin, ne10_fft_r2c_cfg_int32_t cfg, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_r2c_1d_int32 using plain C.
Definition: NE10_fft_int32.c:1236
ne10_fir_decimate_float_c
void ne10_fir_decimate_float_c(const ne10_fir_decimate_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Specific implementation of ne10_fir_decimate_float using plain C.
Definition: NE10_fir.c:429
ne10_uint16_t
uint16_t ne10_uint16_t
Definition: NE10_types.h:75
ne10_fft_alloc_c2c_float32
ne10_fft_cfg_float32_t(* ne10_fft_alloc_c2c_float32)(ne10_int32_t nfft)
Creates a configuration structure for ne10_fft_c2c_1d_float32.
Definition: NE10_init_dsp.c:114
ne10_iir_lattice_float_c
void ne10_iir_lattice_float_c(const ne10_iir_lattice_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Specific implementation of ne10_iir_lattice_float using plain C.
Definition: NE10_iir.c:112
ne10_fft_cpx_float32_t
Definition: NE10_types.h:230
ne10_fft_cfg_float32_t
ne10_fft_state_float32_t * ne10_fft_cfg_float32_t
Configuration structure for floating point FFT.
Definition: NE10_types.h:267
ne10_fft_r2c_1d_int32
void(* ne10_fft_r2c_1d_int32)(ne10_fft_cpx_int32_t *fout, ne10_int32_t *fin, ne10_fft_r2c_cfg_int32_t cfg, ne10_int32_t scaled_flag)
Mixed radix-2/4 real-to-complex FFT of 32-bit fixed point Q31 data.
Definition: NE10_init_dsp.c:137
ne10_uint32_t
uint32_t ne10_uint32_t
Definition: NE10_types.h:77
ne10_fir_decimate_init_float
ne10_result_t ne10_fir_decimate_init_float(ne10_fir_decimate_instance_f32_t *S, ne10_uint16_t numTaps, ne10_uint8_t M, ne10_float32_t *pCoeffs, ne10_float32_t *pState, ne10_uint32_t blockSize)
Initialization function for the floating-point FIR decimator.
Definition: NE10_fir_init.c:98
ne10_fft_alloc_c2c_int32_neon
ne10_fft_cfg_int32_t ne10_fft_alloc_c2c_int32_neon(ne10_int32_t nfft)
Specific implementation of ne10_fft_alloc_c2c_int32 for ne10_fft_c2c_1d_int32_neon.
Definition: NE10_fft.c:451
ne10_iir_lattice_instance_f32_t
Instance structure for the floating point IIR Lattice filter.
Definition: NE10_types.h:416
ne10_fft_c2r_1d_float32
void(* ne10_fft_c2r_1d_float32)(ne10_float32_t *fout, ne10_fft_cpx_float32_t *fin, ne10_fft_r2c_cfg_float32_t cfg)
Mixed radix-2/4 complex-to-real IFFT of single precision floating point data.
Definition: NE10_init_dsp.c:126
ne10_fir_interpolate_instance_f32_t
Instance structure for the floating-point FIR Interpolation.
Definition: NE10_types.h:392
ne10_fir_lattice_float_neon
void ne10_fir_lattice_float_neon(const ne10_fir_lattice_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize) asm("ne10_fir_lattice_float_neon")
Specific implementation of ne10_fir_lattice_float using NEON SIMD capabilities.
ne10_fft_alloc_c2c_float32_c
ne10_fft_cfg_float32_t ne10_fft_alloc_c2c_float32_c(ne10_int32_t nfft)
Specific implementation of ne10_fft_alloc_c2c_float32 for ne10_fft_c2c_1d_float32_c.
Definition: NE10_fft_float32.c:828
ne10_fir_instance_f32_t
Instance structure for the floating-point FIR filter.
Definition: NE10_types.h:361
ne10_fft_r2c_1d_int32_neon
void ne10_fft_r2c_1d_int32_neon(ne10_fft_cpx_int32_t *fout, ne10_int32_t *fin, ne10_fft_r2c_cfg_int32_t cfg, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_r2c_1d_int32 using NEON SIMD capabilities.
Definition: NE10_fft_int32.neon.c:1325
ne10_fft_c2c_1d_int32_c
void ne10_fft_c2c_1d_int32_c(ne10_fft_cpx_int32_t *fout, ne10_fft_cpx_int32_t *fin, ne10_fft_cfg_int32_t cfg, ne10_int32_t inverse_fft, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_c2c_1d_int32 using plain C.
Definition: NE10_fft_int32.c:1106
ne10_fft_alloc_c2c_int32
ne10_fft_cfg_int32_t(* ne10_fft_alloc_c2c_int32)(ne10_int32_t nfft)
Creates a configuration structure for ne10_fft_c2c_1d_int32.
Definition: NE10_init_dsp.c:115
ne10_fft_cpx_int32_t
Structure for the 32-bit fixed point FFT function.
Definition: NE10_types.h:325
ne10_fft_destroy_c2c_int32
void ne10_fft_destroy_c2c_int32(ne10_fft_cfg_int32_t)
Destroys the configuration structure allocated by variants of ne10_fft_alloc_c2c_int32 (frees memory...
Definition: NE10_fft.c:566
ne10_fir_sparse_float_neon
void ne10_fir_sparse_float_neon(ne10_fir_sparse_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_float32_t *pScratch, ne10_uint32_t blockSize) asm("ne10_fir_sparse_float_neon")
Specific implementation of ne10_fir_sparse_float using NEON SIMD capabilities.
ne10_fir_decimate_float
void(* ne10_fir_decimate_float)(const ne10_fir_decimate_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Processing function for the floating-point FIR decimator.
Definition: NE10_init_dsp.c:168
ne10_fft_destroy_c2c_float32
void ne10_fft_destroy_c2c_float32(ne10_fft_cfg_float32_t)
Destroys the configuration structure allocated by variants of ne10_fft_alloc_c2c_float32 (frees memor...
Definition: NE10_fft.c:556
ne10_fft_c2c_1d_float32_c
void ne10_fft_c2c_1d_float32_c(ne10_fft_cpx_float32_t *fout, ne10_fft_cpx_float32_t *fin, ne10_fft_cfg_float32_t cfg, ne10_int32_t inverse_fft)
Specific implementation of ne10_fft_c2c_1d_float32 using plain C.
Definition: NE10_fft_float32.c:888
ne10_fft_r2c_state_int32_t
Definition: NE10_types.h:342
ne10_fft_alloc_r2c_int32
ne10_fft_r2c_cfg_int32_t ne10_fft_alloc_r2c_int32(ne10_int32_t nfft)
Creates a configuration structure for variants of ne10_fft_r2c_1d_int32 and ne10_fft_c2r_1d_int32.
Definition: NE10_fft_int32.c:1157
ne10_iir_lattice_init_float
ne10_result_t ne10_iir_lattice_init_float(ne10_iir_lattice_instance_f32_t *S, ne10_uint16_t numStages, ne10_float32_t *pkCoeffs, ne10_float32_t *pvCoeffs, ne10_float32_t *pState, ne10_uint32_t blockSize)
Initialization function for the floating-point IIR lattice filter.
Definition: NE10_iir_init.c:44
ne10_fir_lattice_instance_f32_t
Instance structure for the floating point FIR Lattice filter.
Definition: NE10_types.h:371
ne10_fir_float_c
void ne10_fir_float_c(const ne10_fir_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Specific implementation of ne10_fir_float using plain C.
Definition: NE10_fir.c:111
ne10_iir_lattice_float
void(* ne10_iir_lattice_float)(const ne10_iir_lattice_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Processing function for the floating-point IIR lattice filter.
Definition: NE10_init_dsp.c:193
ne10_iir_lattice_float_neon
void ne10_iir_lattice_float_neon(const ne10_iir_lattice_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize) asm("ne10_iir_lattice_float_neon")
Specific implementation of ne10_iir_lattice_float using NEON SIMD capabilities.
ne10_fir_decimate_instance_f32_t
Instance structure for the floating-point FIR Decimation.
Definition: NE10_types.h:381
ne10_fir_lattice_float_c
void ne10_fir_lattice_float_c(const ne10_fir_lattice_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Specific implementation of ne10_fir_lattice_float using plain C.
Definition: NE10_fir.c:929
ne10_fir_sparse_float
void(* ne10_fir_sparse_float)(ne10_fir_sparse_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_float32_t *pScratchIn, ne10_uint32_t blockSize)
Processing function for the floating-point sparse FIR filter.
Definition: NE10_init_dsp.c:186
ne10_fft_state_int16_t
Definition: NE10_types.h:300
ne10_fft_r2c_state_int16_t
Definition: NE10_types.h:310
ne10_fft_alloc_r2c_int16
ne10_fft_r2c_cfg_int16_t ne10_fft_alloc_r2c_int16(ne10_int32_t nfft)
Creates a configuration structure for variants of ne10_fft_r2c_1d_int16 and ne10_fft_c2r_1d_int16.
Definition: NE10_fft_int16.c:1163
ne10_fir_interpolate_float_c
void ne10_fir_interpolate_float_c(const ne10_fir_interpolate_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Specific implementation of ne10_fir_interpolate_float using plain C.
Definition: NE10_fir.c:679
ne10_fft_c2r_1d_float32_neon
void ne10_fft_c2r_1d_float32_neon(ne10_float32_t *fout, ne10_fft_cpx_float32_t *fin, ne10_fft_r2c_cfg_float32_t cfg)
Specific implementation of ne10_fft_c2r_1d_float32 using NEON SIMD capabilities.
Definition: NE10_fft_float32.neon.c:766
ne10_fir_float
void(* ne10_fir_float)(const ne10_fir_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Definition: NE10_init_dsp.c:163
ne10_fir_lattice_float
void(* ne10_fir_lattice_float)(const ne10_fir_lattice_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Processing function for the floating-point FIR lattice filter.
Definition: NE10_init_dsp.c:180
ne10_fft_alloc_c2c_int16
ne10_fft_cfg_int16_t ne10_fft_alloc_c2c_int16(ne10_int32_t nfft)
Creates a configuration structure for variants of ne10_fft_c2c_1d_int16.
Definition: NE10_fft_int16.c:1071
ne10_fir_float_neon
void ne10_fir_float_neon(const ne10_fir_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize) asm("ne10_fir_float_neon")
Specific implementation of ne10_fir_float using NEON SIMD capabilities.
ne10_fft_alloc_c2c_int32_c
ne10_fft_cfg_int32_t ne10_fft_alloc_c2c_int32_c(ne10_int32_t nfft)
Specific implementation of ne10_fft_alloc_c2c_int32 for ne10_fft_c2c_1d_int32_c.
Definition: NE10_fft_int32.c:1054
ne10_fft_r2c_1d_float32_c
void ne10_fft_r2c_1d_float32_c(ne10_fft_cpx_float32_t *fout, ne10_float32_t *fin, ne10_fft_r2c_cfg_float32_t cfg)
Specific implementation of ne10_fft_r2c_1d_float32 using plain C.
Definition: NE10_fft_float32.c:1022
ne10_fft_c2r_1d_int32_c
void ne10_fft_c2r_1d_int32_c(ne10_int32_t *fout, ne10_fft_cpx_int32_t *fin, ne10_fft_r2c_cfg_int32_t cfg, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_c2r_1d_int32 using plain C.
Definition: NE10_fft_int32.c:1251
ne10_fft_r2c_1d_int16
void(* ne10_fft_r2c_1d_int16)(ne10_fft_cpx_int16_t *fout, ne10_int16_t *fin, ne10_fft_r2c_cfg_int16_t cfg, ne10_int32_t scaled_flag)
Mixed radix-2/4 real-to-complex FFT of 16-bit fixed point Q15 data.
Definition: NE10_init_dsp.c:153
ne10_fft_destroy_c2c_int16
void ne10_fft_destroy_c2c_int16(ne10_fft_cfg_int16_t)
Destroys the configuration structure allocated by ne10_fft_alloc_c2c_int16 (frees memory...
Definition: NE10_fft.c:576
NE10_types.h
ne10_fir_sparse_float_c
void ne10_fir_sparse_float_c(ne10_fir_sparse_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_float32_t *pScratchIn, ne10_uint32_t blockSize)
Specific implementation of ne10_fir_sparse_float using plain C.
Definition: NE10_fir.c:1386
ne10_int16_t
int16_t ne10_int16_t
Definition: NE10_types.h:74
ne10_fir_interpolate_float
void(* ne10_fir_interpolate_float)(const ne10_fir_interpolate_instance_f32_t *S, ne10_float32_t *pSrc, ne10_float32_t *pDst, ne10_uint32_t blockSize)
Processing function for the floating-point FIR interpolator.
Definition: NE10_init_dsp.c:174
ne10_result_t
int ne10_result_t
Definition: NE10_types.h:82
ne10_fft_c2c_1d_int16_neon
void ne10_fft_c2c_1d_int16_neon(ne10_fft_cpx_int16_t *fout, ne10_fft_cpx_int16_t *fin, ne10_fft_cfg_int16_t cfg, ne10_int32_t inverse_fft, ne10_int32_t scaled_flag)
Specific implementation of ne10_fft_c2c_1d_int16 using NEON SIMD capabilities.
Definition: NE10_fft_int16.neon.c:775
ne10_fft_r2c_1d_float32_neon
void ne10_fft_r2c_1d_float32_neon(ne10_fft_cpx_float32_t *fout, ne10_float32_t *fin, ne10_fft_r2c_cfg_float32_t cfg)
Specific implementation of ne10_fft_r2c_1d_float32 using NEON SIMD capabilities.
Definition: NE10_fft_float32.neon.c:745
ne10_fft_cfg_int32_t
ne10_fft_state_int32_t * ne10_fft_cfg_int32_t
Definition: NE10_types.h:340
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