source: src/spectral/dct_ipp.c @ 6812354

feature/autosinkfeature/cnnfeature/cnn_orgfeature/constantqfeature/crepefeature/crepe_orgfeature/pitchshiftfeature/pydocstringsfeature/timestretchfix/ffmpeg5
Last change on this file since 6812354 was 6812354, checked in by Paul Brossier <piem@piem.org>, 6 years ago

src/spectral/dct_ipp.c: use different space for fwd and inv transform

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File size: 4.4 KB
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1/*
2  Copyright (C) 2017 Paul Brossier <piem@aubio.org>
3
4  This file is part of aubio.
5
6  aubio is free software: you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10
11  aubio is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  GNU General Public License for more details.
15
16  You should have received a copy of the GNU General Public License
17  along with aubio.  If not, see <http://www.gnu.org/licenses/>.
18
19*/
20
21#include "aubio_priv.h"
22#include "fvec.h"
23#include "spectral/dct.h"
24
25#if defined(HAVE_INTEL_IPP)
26
27#if !HAVE_AUBIO_DOUBLE
28#define aubio_IppFloat                 Ipp32f
29#define aubio_ippsDCTFwdSpec           IppsDCTFwdSpec_32f
30#define aubio_ippsDCTInvSpec           IppsDCTInvSpec_32f
31#define aubio_ippsDCTFwdGetSize        ippsDCTFwdGetSize_32f
32#define aubio_ippsDCTInvGetSize        ippsDCTInvGetSize_32f
33#define aubio_ippsDCTFwdInit           ippsDCTFwdInit_32f
34#define aubio_ippsDCTInvInit           ippsDCTInvInit_32f
35#define aubio_ippsDCTFwd               ippsDCTFwd_32f
36#define aubio_ippsDCTInv               ippsDCTInv_32f
37#else /* HAVE_AUBIO_DOUBLE */
38#define aubio_IppFloat                 Ipp64f
39#define aubio_ippsDCTFwdSpec           IppsDCTFwdSpec_64f
40#define aubio_ippsDCTInvSpec           IppsDCTInvSpec_64f
41#define aubio_ippsDCTFwdGetSize        ippsDCTFwdGetSize_64f
42#define aubio_ippsDCTInvGetSize        ippsDCTInvGetSize_64f
43#define aubio_ippsDCTFwdInit           ippsDCTFwdInit_64f
44#define aubio_ippsDCTInvInit           ippsDCTInvInit_64f
45#define aubio_ippsDCTFwd               ippsDCTFwd_64f
46#define aubio_ippsDCTInv               ippsDCTInv_64f
47#endif
48
49struct _aubio_dct_t {
50  uint_t size;
51  Ipp8u* pSpecFwd;
52  Ipp8u* pSpecInv;
53  Ipp8u* pSpecBuffer;
54  Ipp8u* pBuffer;
55  aubio_ippsDCTFwdSpec* pFwdDCTSpec;
56  aubio_ippsDCTInvSpec* pInvDCTSpec;
57};
58
59aubio_dct_t * new_aubio_dct (uint_t size) {
60  aubio_dct_t * s = AUBIO_NEW(aubio_dct_t);
61
62  const IppHintAlgorithm qualityHint = ippAlgHintAccurate; // ippAlgHintFast;
63  int pSpecSize, pSpecBufferSize, pBufferSize;
64  IppStatus status;
65
66  if ((sint_t)size <= 1) {
67    AUBIO_ERR("dct: can only create with sizes greater than 1, requested %d\n",
68        size);
69    goto beach;
70  }
71
72  status = aubio_ippsDCTFwdGetSize(size, qualityHint, &pSpecSize,
73      &pSpecBufferSize, &pBufferSize);
74  if (status != ippStsNoErr) {
75    AUBIO_ERR("dct: failed to initialize dct. IPP error: %d\n", status);
76    goto beach;
77  }
78
79  //AUBIO_INF("dct: fwd initialized with %d %d %d\n", pSpecSize, pSpecBufferSize,
80  //    pBufferSize);
81
82  s->pSpecFwd = ippsMalloc_8u(pSpecSize);
83  s->pSpecInv = ippsMalloc_8u(pSpecSize);
84  if (pSpecSize > 0) {
85    s->pSpecBuffer = ippsMalloc_8u(pSpecBufferSize);
86  } else {
87    s->pSpecBuffer = NULL;
88  }
89  s->pBuffer = ippsMalloc_8u(pBufferSize);
90
91  status = aubio_ippsDCTInvGetSize(size, qualityHint, &pSpecSize,
92      &pSpecBufferSize, &pBufferSize);
93  if (status != ippStsNoErr) {
94    AUBIO_ERR("dct: failed to initialize dct. IPP error: %d\n", status);
95    goto beach;
96  }
97
98  //AUBIO_INF("dct: inv initialized with %d %d %d\n", pSpecSize, pSpecBufferSize,
99  //    pBufferSize);
100
101  status = aubio_ippsDCTFwdInit(&(s->pFwdDCTSpec), size, qualityHint, s->pSpecFwd,
102      s->pSpecBuffer);
103  if (status != ippStsNoErr) {
104    AUBIO_ERR("dct: failed to initialize fwd dct. IPP error: %d\n", status);
105    goto beach;
106  }
107
108  status = aubio_ippsDCTInvInit(&(s->pInvDCTSpec), size, qualityHint, s->pSpecInv,
109      s->pSpecBuffer);
110  if (status != ippStsNoErr) {
111    AUBIO_ERR("dct: failed to initialize inv dct. IPP error: %d\n", status);
112    goto beach;
113  }
114
115  s->size = size;
116
117  return s;
118
119beach:
120  del_aubio_dct(s);
121  return NULL;
122}
123
124void del_aubio_dct(aubio_dct_t *s) {
125  ippFree(s->pSpecFwd);
126  ippFree(s->pSpecInv);
127  ippFree(s->pSpecBuffer);
128  ippFree(s->pBuffer);
129  AUBIO_FREE(s);
130}
131
132void aubio_dct_do(aubio_dct_t *s, const fvec_t *input, fvec_t *output) {
133
134  aubio_ippsDCTFwd((const aubio_IppFloat*)input->data,
135      (aubio_IppFloat*)output->data, s->pFwdDCTSpec, s->pBuffer);
136
137}
138
139void aubio_dct_rdo(aubio_dct_t *s, const fvec_t *input, fvec_t *output) {
140
141  aubio_ippsDCTInv((const aubio_IppFloat*)input->data,
142      (aubio_IppFloat*)output->data, s->pInvDCTSpec, s->pBuffer);
143
144}
145
146#endif //defined(HAVE_INTEL_IPP)
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