Mercurial > hg > audiostuff
diff spandsp-0.0.6pre17/spandsp-sim/spandsp/test_utils.h @ 4:26cd8f1ef0b1
import spandsp-0.0.6pre17
author | Peter Meerwald <pmeerw@cosy.sbg.ac.at> |
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date | Fri, 25 Jun 2010 15:50:58 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/spandsp-0.0.6pre17/spandsp-sim/spandsp/test_utils.h Fri Jun 25 15:50:58 2010 +0200 @@ -0,0 +1,79 @@ +/* + * 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. + * + * $Id: test_utils.h,v 1.9 2009/05/31 14:47:10 steveu Exp $ + */ + +/*! \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 ------------------------------------------------------------*/