A library with SDR DSP primitives
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libosmo-dsp/include/osmocom/dsp/cxvec.h

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/*
* cxvec.h
*
* Complex vectors handling
*
* Copyright (C) 2011 Sylvain Munaut <tnt@246tNt.com>
*
* All Rights Reserved
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __OSMO_DSP_CXVEC_H__
#define __OSMO_DSP_CXVEC_H__
/*! \defgroup cxvec Complex vectors
* @{
*/
/*! \file cxvec.h
* \brief Osmocom Complex vectors header
*/
#include <complex.h>
#define CXVEC_FLG_REAL_ONLY (1<<0) /*!< \brief Real values only */
/*! \brief Complex vector */
struct osmo_cxvec {
int len; /*!< \brief Valid length */
int max_len; /*!< \brief Maximum length in data field */
int flags; /*!< \brief Flags, see CXVEC_FLG_xxx */
float complex *data; /*!< \brief Data field */
float complex _data[0]; /*!< \brief Optional inline data array */
};
void
osmo_cxvec_init_from_data(struct osmo_cxvec *cv,
float complex *data, int len);
struct osmo_cxvec *
osmo_cxvec_alloc_from_data(float complex *data, int len);
struct osmo_cxvec *
osmo_cxvec_alloc(int max_len);
void
osmo_cxvec_free(struct osmo_cxvec *cv);
void
osmo_cxvec_dbg_dump(struct osmo_cxvec *cv, const char *fname);
/*! @} */
#endif /* __OSMO_DSP_CXVEC_H__ */