2 Copyright (C) 2017 Paul Brossier <piem@aubio.org>
4 This file is part of aubio.
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.
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.
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/>.
21 #include "aubio_priv.h"
23 #include "spectral/dct.h"
25 #if defined(HAVE_INTEL_IPP)
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
54 aubio_ippsDCTFwdSpec* pFwdDCTSpec;
55 aubio_ippsDCTInvSpec* pInvDCTSpec;
58 aubio_dct_t * new_aubio_dct (uint_t size) {
59 aubio_dct_t * s = AUBIO_NEW(aubio_dct_t);
61 const IppHintAlgorithm qualityHint = ippAlgHintAccurate; // ippAlgHintFast;
62 int pSpecSize, pSpecBufferSize, pBufferSize;
65 if ((sint_t)size <= 1) {
66 AUBIO_ERR("dct: can only create with sizes greater than 1, requested %d\n",
71 status = aubio_ippsDCTFwdGetSize(size, qualityHint, &pSpecSize,
72 &pSpecBufferSize, &pBufferSize);
73 if (status != ippStsNoErr) {
74 AUBIO_ERR("dct: failed to initialize dct. IPP error: %d\n", status);
78 //AUBIO_INF("dct: fwd initialized with %d %d %d\n", pSpecSize, pSpecBufferSize,
81 s->pSpec = ippsMalloc_8u(pSpecSize);
83 s->pSpecBuffer = ippsMalloc_8u(pSpecBufferSize);
85 s->pSpecBuffer = NULL;
87 s->pBuffer = ippsMalloc_8u(pBufferSize);
89 status = aubio_ippsDCTInvGetSize(size, qualityHint, &pSpecSize,
90 &pSpecBufferSize, &pBufferSize);
91 if (status != ippStsNoErr) {
92 AUBIO_ERR("dct: failed to initialize dct. IPP error: %d\n", status);
96 //AUBIO_INF("dct: inv initialized with %d %d %d\n", pSpecSize, pSpecBufferSize,
99 status = aubio_ippsDCTFwdInit(&(s->pFwdDCTSpec), size, qualityHint, s->pSpec,
101 if (status != ippStsNoErr) {
102 AUBIO_ERR("dct: failed to initialize fwd dct. IPP error: %d\n", status);
106 status = aubio_ippsDCTInvInit(&(s->pInvDCTSpec), size, qualityHint, s->pSpec,
108 if (status != ippStsNoErr) {
109 AUBIO_ERR("dct: failed to initialize inv dct. IPP error: %d\n", status);
122 void del_aubio_dct(aubio_dct_t *s) {
124 ippFree(s->pSpecBuffer);
129 void aubio_dct_do(aubio_dct_t *s, const fvec_t *input, fvec_t *output) {
131 aubio_ippsDCTFwd((const aubio_IppFloat*)input->data,
132 (aubio_IppFloat*)output->data, s->pFwdDCTSpec, s->pBuffer);
136 void aubio_dct_rdo(aubio_dct_t *s, const fvec_t *input, fvec_t *output) {
138 aubio_ippsDCTInv((const aubio_IppFloat*)input->data,
139 (aubio_IppFloat*)output->data, s->pInvDCTSpec, s->pBuffer);
143 #endif //defined(HAVE_INTEL_IPP)