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145 lines
3.5 KiB
145 lines
3.5 KiB
/* Copyright (C) 2002 Jean-Marc Valin |
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File: mics.c |
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Various utility routines for Speex |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions |
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are met: |
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- Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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- Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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- Neither the name of the Xiph.org Foundation nor the names of its |
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contributors may be used to endorse or promote products derived from |
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this software without specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR |
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#include "misc.h" |
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#include <stdlib.h> |
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#include <string.h> |
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#include <stdio.h> |
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#ifndef RELEASE |
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void print_vec(float *vec, int len, char *name) |
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{ |
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int i; |
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printf ("%s ", name); |
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for (i=0;i<len;i++) |
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printf (" %f", vec[i]); |
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printf ("\n"); |
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} |
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#endif |
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unsigned int be_int(unsigned int i) |
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{ |
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unsigned int ret=i; |
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#ifndef WORDS_BIGENDIAN |
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ret = i>>24; |
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ret += (i>>8)&0x0000ff00; |
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ret += (i<<8)&0x00ff0000; |
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ret += (i<<24); |
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#endif |
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return ret; |
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} |
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unsigned int le_int(unsigned int i) |
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{ |
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unsigned int ret=i; |
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#ifdef WORDS_BIGENDIAN |
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ret = i>>24; |
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ret += (i>>8)&0x0000ff00; |
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ret += (i<<8)&0x00ff0000; |
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ret += (i<<24); |
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#endif |
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return ret; |
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} |
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unsigned short be_short(unsigned short s) |
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{ |
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unsigned short ret=s; |
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#ifndef WORDS_BIGENDIAN |
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ret = s>>8; |
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ret += s<<8; |
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#endif |
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return ret; |
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} |
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unsigned short le_short(unsigned short s) |
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{ |
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unsigned short ret=s; |
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#ifdef WORDS_BIGENDIAN |
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ret = s>>8; |
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ret += s<<8; |
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#endif |
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return ret; |
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} |
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void *speex_alloc (int size) |
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{ |
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return calloc(size,1); |
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} |
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void *speex_realloc (void *ptr, int size) |
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{ |
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return realloc(ptr, size); |
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} |
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void speex_free (void *ptr) |
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{ |
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free(ptr); |
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} |
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void *speex_move (void *dest, void *src, int n) |
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{ |
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return memmove(dest,src,n); |
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} |
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void speex_error(char *str) |
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{ |
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fprintf (stderr, "Fatal error: %s\n", str); |
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exit(1); |
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} |
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void speex_warning(char *str) |
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{ |
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fprintf (stderr, "warning: %s\n", str); |
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} |
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void speex_warning_int(char *str, int val) |
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{ |
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fprintf (stderr, "warning: %s %d\n", str, val); |
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} |
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void speex_rand_vec(float std, float *data, int len) |
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{ |
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int i; |
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for (i=0;i<len;i++) |
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data[i]+=3*std*((((float)rand())/RAND_MAX)-.5); |
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} |
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float speex_rand(float std) |
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{ |
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return 3*std*((((float)rand())/RAND_MAX)-.5); |
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} |
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void _speex_putc(int ch, void *file) |
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{ |
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FILE *f = (FILE *)file; |
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fputc(ch, f); |
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}
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