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80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
/*
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* SpanDSP - a series of DSP components for telephony
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*
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* test_utils.h - Utility routines for module tests.
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*
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* Written by Steve Underwood <steveu@coppice.org>
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*
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* Copyright (C) 2006 Steve Underwood
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*
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 2.1,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/*! \file */
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#if !defined(_TEST_UTILS_H_)
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#define _TEST_UTILS_H_
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#include <sndfile.h>
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enum
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{
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MUNGE_CODEC_NONE = 0,
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MUNGE_CODEC_ALAW,
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MUNGE_CODEC_ULAW,
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MUNGE_CODEC_G726_40K,
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MUNGE_CODEC_G726_32K,
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MUNGE_CODEC_G726_24K,
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MUNGE_CODEC_G726_16K,
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};
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typedef struct codec_munge_state_s codec_munge_state_t;
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typedef struct complexify_state_s complexify_state_t;
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#ifdef __cplusplus
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extern "C" {
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#endif
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SPAN_DECLARE(complexify_state_t *) complexify_init(void);
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SPAN_DECLARE(void) complexify_release(complexify_state_t *s);
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SPAN_DECLARE(complexf_t) complexify(complexify_state_t *s, int16_t amp);
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SPAN_DECLARE(void) fft(complex_t data[], int len);
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SPAN_DECLARE(void) ifft(complex_t data[], int len);
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SPAN_DECLARE(codec_munge_state_t *) codec_munge_init(int codec, int info);
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SPAN_DECLARE(void) codec_munge_release(codec_munge_state_t *s);
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SPAN_DECLARE(void) codec_munge(codec_munge_state_t *s, int16_t amp[], int len);
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SPAN_DECLARE(SNDFILE *) sf_open_telephony_read(const char *name, int channels);
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SPAN_DECLARE(SNDFILE *) sf_open_telephony_write(const char *name, int channels);
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SPAN_DECLARE(int) sf_close_telephony(SNDFILE *handle);
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#ifdef __cplusplus
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}
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#endif
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#endif
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/*- End of file ------------------------------------------------------------*/
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