Add in tree aubio

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

deps/aubio/src/lvec.h

@@ -0,0 +1,118 @@
+/*
+  Copyright (C) 2003-2015 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/>.
+
+*/
+
+#ifndef AUBIO_LVEC_H
+#define AUBIO_LVEC_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** \file
+
+  Vector of real-valued data in double precision
+
+  This file specifies the ::lvec_t buffer type, which is used in some places in
+  aubio to store a vector of ::lsmp_t.
+
+  Note: the lvec_t data type is required in some algorithms such as IIR filters
+  (see temporal/filter.h).
+
+  \example test-lvec.c
+
+*/
+
+/** Buffer for real data in double precision */
+typedef struct {
+  uint_t length; /**< length of buffer */
+  lsmp_t *data;  /**< data array of size [length] */
+} lvec_t;
+
+/** lvec_t buffer creation function
+
+  \param length the length of the buffer to create
+
+*/
+lvec_t * new_lvec(uint_t length);
+/** lvec_t buffer deletion function
+
+  \param s buffer to delete as returned by new_lvec()
+
+*/
+void del_lvec(lvec_t *s);
+
+/** read sample value in a buffer
+
+  \param s vector to read from
+  \param position sample position to read from
+
+*/
+lsmp_t lvec_get_sample(lvec_t *s, uint_t position);
+
+/** write sample value in a buffer
+
+  \param s vector to write to
+  \param data value to write in s->data[position]
+  \param position sample position to write to
+
+*/
+void  lvec_set_sample(lvec_t *s, lsmp_t data, uint_t position);
+
+/** read data from a buffer
+
+  \param s vector to read from
+
+*/
+lsmp_t * lvec_get_data(const lvec_t *s);
+
+/** print out lvec data
+
+  \param s vector to print out
+
+*/
+void lvec_print(const lvec_t *s);
+
+/** set all elements to a given value
+
+  \param s vector to modify
+  \param val value to set elements to
+
+*/
+void lvec_set_all(lvec_t *s, smpl_t val);
+
+/** set all elements to zero
+
+  \param s vector to modify
+
+*/
+void lvec_zeros(lvec_t *s);
+
+/** set all elements to ones
+
+  \param s vector to modify
+
+*/
+void lvec_ones(lvec_t *s);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* AUBIO_LVEC_H */