diff options
Diffstat (limited to 'usr.sbin/i4b/alawulaw/alaw2ulaw.c')
| -rw-r--r-- | usr.sbin/i4b/alawulaw/alaw2ulaw.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/usr.sbin/i4b/alawulaw/alaw2ulaw.c b/usr.sbin/i4b/alawulaw/alaw2ulaw.c new file mode 100644 index 0000000..d13e41d --- /dev/null +++ b/usr.sbin/i4b/alawulaw/alaw2ulaw.c @@ -0,0 +1,151 @@ +/* + * Copyright (c) 1997 Hellmuth Michaelis. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + *--------------------------------------------------------------------------- + * + * convert a-law / u-law sound files + * --------------------------------- + * + * last edit-date: [Sat Dec 5 17:57:56 1998] + * + * $Id: alaw2ulaw.c,v 1.2 1998/12/05 18:02:36 hm Exp $ + * + * -hm telephony is ready + * + *---------------------------------------------------------------------------*/ + +#include <string.h> +#include <unistd.h> + +#define BUF_SIZ 2048 + +unsigned char alaw_ulaw[]; +unsigned char ulaw_alaw[]; + +int main(int argc, char *argv[]) +{ + int i, j; + unsigned char buffer[BUF_SIZ]; + char *p; + unsigned char *cp; + + if((p = rindex(*argv, '/')) != NULL) + p++; + else + p = *argv; + + if(!strcmp(p, "ulaw2alaw")) + { + cp = ulaw_alaw; + } + else if(!strcmp(p, "alaw2ulaw")) + { + cp = alaw_ulaw; + } + else + { + return(1); + } + + while(((j = read(0, buffer, BUF_SIZ)) > 0)) + { + for(i = 0; i < j; i++) + buffer[i] = cp[buffer[i]]; + write(1, buffer, j); + } + return(0); +} + +unsigned char alaw_ulaw[] = { + 0x002a, 0x00a9, 0x005f, 0x00e3, 0x001f, 0x009f, 0x0048, 0x00c8, + 0x0039, 0x00b9, 0x006f, 0x00f7, 0x001f, 0x009f, 0x0055, 0x00d7, + 0x0022, 0x00a1, 0x005b, 0x00dd, 0x001f, 0x009f, 0x0040, 0x00c0, + 0x0031, 0x00b1, 0x0067, 0x00eb, 0x001f, 0x009f, 0x004e, 0x00cf, + 0x002e, 0x00ad, 0x0063, 0x00e7, 0x001f, 0x009f, 0x004c, 0x00cc, + 0x003d, 0x00bd, 0x0077, 0x00ff, 0x001f, 0x009f, 0x0059, 0x00db, + 0x0026, 0x00a5, 0x005d, 0x00df, 0x001f, 0x009f, 0x0044, 0x00c4, + 0x0035, 0x00b5, 0x006b, 0x00ef, 0x001f, 0x009f, 0x0051, 0x00d3, + 0x0028, 0x00a7, 0x005f, 0x00e3, 0x001f, 0x009f, 0x0046, 0x00c6, + 0x0037, 0x00b7, 0x006f, 0x00f7, 0x001f, 0x009f, 0x0053, 0x00d5, + 0x0020, 0x009f, 0x005b, 0x00dd, 0x001f, 0x009f, 0x003f, 0x00bf, + 0x002f, 0x00af, 0x0067, 0x00eb, 0x001f, 0x009f, 0x004d, 0x00ce, + 0x002c, 0x00ab, 0x0063, 0x00e7, 0x001f, 0x009f, 0x004a, 0x00ca, + 0x003b, 0x00bb, 0x0077, 0x00ff, 0x001f, 0x009f, 0x0057, 0x00d9, + 0x0024, 0x00a3, 0x005d, 0x00df, 0x001f, 0x009f, 0x0042, 0x00c2, + 0x0033, 0x00b3, 0x006b, 0x00ef, 0x001f, 0x009f, 0x004f, 0x00d1, + 0x002b, 0x00aa, 0x0063, 0x00e3, 0x001f, 0x009f, 0x0049, 0x00c9, + 0x003a, 0x00ba, 0x0077, 0x00f7, 0x001f, 0x009f, 0x0057, 0x00d7, + 0x0023, 0x00a2, 0x005d, 0x00dd, 0x001f, 0x009f, 0x0041, 0x00c1, + 0x0032, 0x00b2, 0x006b, 0x00eb, 0x001f, 0x009f, 0x004f, 0x00cf, + 0x002f, 0x00ae, 0x0067, 0x00e7, 0x001f, 0x009f, 0x004d, 0x00cd, + 0x003e, 0x00be, 0x00ff, 0x00ff, 0x001f, 0x009f, 0x005b, 0x00db, + 0x0027, 0x00a6, 0x005f, 0x00df, 0x001f, 0x009f, 0x0045, 0x00c5, + 0x0036, 0x00b6, 0x006f, 0x00ef, 0x001f, 0x009f, 0x0053, 0x00d3, + 0x0029, 0x00a8, 0x005f, 0x00e3, 0x001f, 0x009f, 0x0047, 0x00c7, + 0x0038, 0x00b8, 0x006f, 0x00f7, 0x001f, 0x009f, 0x0055, 0x00d5, + 0x0021, 0x00a0, 0x005b, 0x00dd, 0x001f, 0x009f, 0x003f, 0x00bf, + 0x0030, 0x00b0, 0x0067, 0x00eb, 0x001f, 0x009f, 0x004e, 0x00ce, + 0x002d, 0x00ac, 0x0063, 0x00e7, 0x001f, 0x009f, 0x004b, 0x00cb, + 0x003c, 0x00bc, 0x0077, 0x00ff, 0x001f, 0x009f, 0x0059, 0x00d9, + 0x0025, 0x00a4, 0x005d, 0x00df, 0x001f, 0x009f, 0x0043, 0x00c3, + 0x0034, 0x00b4, 0x006b, 0x00ef, 0x001f, 0x009f, 0x0051, 0x00d1 +}; + +unsigned char ulaw_alaw[] = { + 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, + 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, + 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, + 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00fc, 0x00ac, + 0x0050, 0x00d0, 0x0010, 0x0090, 0x0070, 0x00f0, 0x0030, 0x00b0, + 0x0040, 0x00c0, 0x0000, 0x0080, 0x0060, 0x00e0, 0x0020, 0x00a0, + 0x00d8, 0x0018, 0x0098, 0x0078, 0x00f8, 0x0038, 0x00b8, 0x0048, + 0x00c8, 0x0008, 0x0088, 0x0068, 0x00e8, 0x0028, 0x00a8, 0x00d6, + 0x0096, 0x0076, 0x00f6, 0x0036, 0x00b6, 0x0046, 0x00c6, 0x0006, + 0x0086, 0x0066, 0x00e6, 0x0026, 0x00a6, 0x00de, 0x009e, 0x00fe, + 0x00fe, 0x00be, 0x00be, 0x00ce, 0x00ce, 0x008e, 0x008e, 0x00ee, + 0x00ee, 0x00d2, 0x00d2, 0x00f2, 0x00f2, 0x00c2, 0x00c2, 0x00e2, + 0x00e2, 0x00e2, 0x00da, 0x00da, 0x00da, 0x00da, 0x00fa, 0x00fa, + 0x00fa, 0x00fa, 0x00ca, 0x00ca, 0x00ca, 0x00ca, 0x00ea, 0x00ea, + 0x00ea, 0x00ea, 0x00ea, 0x00ea, 0x00eb, 0x00eb, 0x00eb, 0x00eb, + 0x00eb, 0x00eb, 0x00eb, 0x00eb, 0x00eb, 0x00eb, 0x00eb, 0x00eb, + 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, + 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, + 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, + 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, 0x00fd, + 0x00d1, 0x0011, 0x0091, 0x0071, 0x00f1, 0x0031, 0x00b1, 0x0041, + 0x00c1, 0x0001, 0x0081, 0x0061, 0x00e1, 0x0021, 0x00a1, 0x0059, + 0x00d9, 0x0019, 0x0099, 0x0079, 0x00f9, 0x0039, 0x00b9, 0x0049, + 0x00c9, 0x0009, 0x0089, 0x0069, 0x00e9, 0x0029, 0x00a9, 0x0057, + 0x0017, 0x0097, 0x0077, 0x00f7, 0x0037, 0x00b7, 0x0047, 0x00c7, + 0x0007, 0x0087, 0x0067, 0x00e7, 0x0027, 0x00a7, 0x00df, 0x009f, + 0x009f, 0x00ff, 0x00ff, 0x00bf, 0x00bf, 0x00cf, 0x00cf, 0x008f, + 0x008f, 0x00ef, 0x00ef, 0x00af, 0x00af, 0x00d3, 0x00d3, 0x00f3, + 0x00f3, 0x00f3, 0x00c3, 0x00c3, 0x00c3, 0x00c3, 0x00e3, 0x00e3, + 0x00e3, 0x00e3, 0x00db, 0x00db, 0x00db, 0x00db, 0x00fb, 0x00fb, + 0x00fb, 0x00fb, 0x00fb, 0x00fb, 0x00cb, 0x00cb, 0x00cb, 0x00cb, + 0x00cb, 0x00cb, 0x00cb, 0x00cb, 0x00eb, 0x00eb, 0x00eb, 0x00eb +}; + +/* EOF */ |
