Add in tree aubio

Signed-off-by: falkTX <falktx@falktx.com>

deps/aubio/src/fvec.c

@@ -0,0 +1,149 @@
+/*
+  Copyright (C) 2003-2009 Paul Brossier <piem@aubio.org>
+
+  This file is part of aubio.
+
+  aubio is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  aubio is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with aubio.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "aubio_priv.h"
+#include "fvec.h"
+
+fvec_t * new_fvec(uint_t length) {
+  fvec_t * s;
+  if ((sint_t)length <= 0) {
+    return NULL;
+  }
+  s = AUBIO_NEW(fvec_t);
+  s->length = length;
+  s->data = AUBIO_ARRAY(smpl_t, s->length);
+  return s;
+}
+
+void del_fvec(fvec_t *s) {
+  AUBIO_FREE(s->data);
+  AUBIO_FREE(s);
+}
+
+void fvec_set_sample(fvec_t *s, smpl_t data, uint_t position) {
+  s->data[position] = data;
+}
+
+smpl_t fvec_get_sample(const fvec_t *s, uint_t position) {
+  return s->data[position];
+}
+
+smpl_t * fvec_get_data(const fvec_t *s) {
+  return s->data;
+}
+
+/* helper functions */
+
+void fvec_print(const fvec_t *s) {
+  uint_t j;
+  for (j=0; j< s->length; j++) {
+    AUBIO_MSG(AUBIO_SMPL_FMT " ", s->data[j]);
+  }
+  AUBIO_MSG("\n");
+}
+
+void fvec_set_all (fvec_t *s, smpl_t val) {
+#if defined(HAVE_INTEL_IPP)
+  aubio_ippsSet(val, s->data, (int)s->length);
+#elif defined(HAVE_ATLAS)
+  aubio_catlas_set(s->length, val, s->data, 1);
+#elif defined(HAVE_ACCELERATE)
+  aubio_vDSP_vfill(&val, s->data, 1, s->length);
+#else
+  uint_t j;
+  for ( j = 0; j< s->length; j++ )
+  {
+    s->data[j] = val;
+  }
+#endif
+}
+
+void fvec_zeros(fvec_t *s) {
+#if defined(HAVE_INTEL_IPP)
+  aubio_ippsZero(s->data, (int)s->length);
+#elif defined(HAVE_ACCELERATE)
+  aubio_vDSP_vclr(s->data, 1, s->length);
+#elif defined(HAVE_MEMCPY_HACKS)
+  memset(s->data, 0, s->length * sizeof(smpl_t));
+#else
+  fvec_set_all(s, 0.);
+#endif
+}
+
+void fvec_ones(fvec_t *s) {
+  fvec_set_all (s, 1.);
+}
+
+void fvec_rev(fvec_t *s) {
+  uint_t j;
+  for (j=0; j< FLOOR((smpl_t)s->length/2); j++) {
+    ELEM_SWAP(s->data[j], s->data[s->length-1-j]);
+  }
+}
+
+void fvec_weight(fvec_t *s, const fvec_t *weight) {
+  uint_t length = MIN(s->length, weight->length);
+#if defined(HAVE_INTEL_IPP)
+  aubio_ippsMul(s->data, weight->data, s->data, (int)length);
+#elif defined(HAVE_ACCELERATE)
+  aubio_vDSP_vmul( s->data, 1, weight->data, 1, s->data, 1, length );
+#else
+  uint_t j;
+  for (j = 0; j < length; j++) {
+    s->data[j] *= weight->data[j];
+  }
+#endif /* HAVE_ACCELERATE */
+}
+
+void fvec_weighted_copy(const fvec_t *in, const fvec_t *weight, fvec_t *out) {
+  uint_t length = MIN(in->length, MIN(out->length, weight->length));
+#if defined(HAVE_INTEL_IPP)
+  aubio_ippsMul(in->data, weight->data, out->data, (int)length);
+#elif defined(HAVE_ACCELERATE)
+  aubio_vDSP_vmul(in->data, 1, weight->data, 1, out->data, 1, length);
+#else
+  uint_t j;
+  for (j = 0; j < length; j++) {
+    out->data[j] = in->data[j] * weight->data[j];
+  }
+#endif
+}
+
+void fvec_copy(const fvec_t *s, fvec_t *t) {
+  if (s->length != t->length) {
+    AUBIO_ERR("trying to copy %d elements to %d elements \n",
+        s->length, t->length);
+    return;
+  }
+#if defined(HAVE_INTEL_IPP)
+  aubio_ippsCopy(s->data, t->data, (int)s->length);
+#elif defined(HAVE_BLAS)
+  aubio_cblas_copy(s->length, s->data, 1, t->data, 1);
+#elif defined(HAVE_ACCELERATE)
+  aubio_vDSP_mmov(s->data, t->data, 1, s->length, 1, 1);
+#elif defined(HAVE_MEMCPY_HACKS)
+  memcpy(t->data, s->data, t->length * sizeof(smpl_t));
+#else
+  uint_t j;
+  for (j = 0; j < t->length; j++) {
+    t->data[j] = s->data[j];
+  }
+#endif
+}