/usr/include/spandsp/test_utils.h is in libspandsp-dev 0.0.6~pre21-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 | /*
* SpanDSP - a series of DSP components for telephony
*
* test_utils.h - Utility routines for module tests.
*
* Written by Steve Underwood <steveu@coppice.org>
*
* Copyright (C) 2006 Steve Underwood
*
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 2.1,
* as published by the Free Software Foundation.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*! \file */
#if !defined(_TEST_UTILS_H_)
#define _TEST_UTILS_H_
#include <sndfile.h>
enum
{
MUNGE_CODEC_NONE = 0,
MUNGE_CODEC_ALAW,
MUNGE_CODEC_ULAW,
MUNGE_CODEC_G726_40K,
MUNGE_CODEC_G726_32K,
MUNGE_CODEC_G726_24K,
MUNGE_CODEC_G726_16K,
};
typedef struct codec_munge_state_s codec_munge_state_t;
typedef struct complexify_state_s complexify_state_t;
#ifdef __cplusplus
extern "C" {
#endif
SPAN_DECLARE(complexify_state_t *) complexify_init(void);
SPAN_DECLARE(void) complexify_release(complexify_state_t *s);
SPAN_DECLARE(complexf_t) complexify(complexify_state_t *s, int16_t amp);
SPAN_DECLARE(void) fft(complex_t data[], int len);
SPAN_DECLARE(void) ifft(complex_t data[], int len);
SPAN_DECLARE(codec_munge_state_t *) codec_munge_init(int codec, int info);
SPAN_DECLARE(void) codec_munge_release(codec_munge_state_t *s);
SPAN_DECLARE(void) codec_munge(codec_munge_state_t *s, int16_t amp[], int len);
SPAN_DECLARE(SNDFILE *) sf_open_telephony_read(const char *name, int channels);
SPAN_DECLARE(SNDFILE *) sf_open_telephony_write(const char *name, int channels);
#ifdef __cplusplus
}
#endif
#endif
/*- End of file ------------------------------------------------------------*/
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