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view 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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/* * 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 ------------------------------------------------------------*/