diff miscutil/pcm16-to-alaw.c @ 219:dc52c3857bf7

miscutil: new program pcm16-to-alaw
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 22 Apr 2023 20:34:49 +0000
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/miscutil/pcm16-to-alaw.c	Sat Apr 22 20:34:49 2023 +0000
@@ -0,0 +1,325 @@
+/*
+ * This program reads a 16-bit PCM recording in raw format (robe by default,
+ * or LE with -l option) and converts it to 8-bit PCM in European A-law
+ * encoding.  It is based on toast_alaw.c from libgsm/toast package by
+ * Jutta Degener and Carsten Bormann, Technische Universitaet Berlin.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+
+#define	S2A(x)	(s2a[ ((unsigned short)(x)) >> 4 ])
+
+static unsigned char s2a[] = {
+	213,212,215,214,209,208,211,210,221,220,223,222,217,216,219,218,
+	197,196,199,198,193,192,195,194,205,204,207,206,201,200,203,202,
+	245,245,244,244,247,247,246,246,241,241,240,240,243,243,242,242,
+	253,253,252,252,255,255,254,254,249,249,248,248,251,251,250,250,
+	229,229,229,229,228,228,228,228,231,231,231,231,230,230,230,230,
+	225,225,225,225,224,224,224,224,227,227,227,227,226,226,226,226,
+	237,237,237,237,236,236,236,236,239,239,239,239,238,238,238,238,
+	233,233,233,233,232,232,232,232,235,235,235,235,234,234,234,234,
+	149,149,149,149,149,149,149,149,148,148,148,148,148,148,148,148,
+	151,151,151,151,151,151,151,151,150,150,150,150,150,150,150,150,
+	145,145,145,145,145,145,145,145,144,144,144,144,144,144,144,144,
+	147,147,147,147,147,147,147,147,146,146,146,146,146,146,146,146,
+	157,157,157,157,157,157,157,157,156,156,156,156,156,156,156,156,
+	159,159,159,159,159,159,159,159,158,158,158,158,158,158,158,158,
+	153,153,153,153,153,153,153,153,152,152,152,152,152,152,152,152,
+	155,155,155,155,155,155,155,155,154,154,154,154,154,154,154,154,
+	133,133,133,133,133,133,133,133,133,133,133,133,133,133,133,133,
+	132,132,132,132,132,132,132,132,132,132,132,132,132,132,132,132,
+	135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,
+	134,134,134,134,134,134,134,134,134,134,134,134,134,134,134,134,
+	129,129,129,129,129,129,129,129,129,129,129,129,129,129,129,129,
+	128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,
+	131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,
+	130,130,130,130,130,130,130,130,130,130,130,130,130,130,130,130,
+	141,141,141,141,141,141,141,141,141,141,141,141,141,141,141,141,
+	140,140,140,140,140,140,140,140,140,140,140,140,140,140,140,140,
+	143,143,143,143,143,143,143,143,143,143,143,143,143,143,143,143,
+	142,142,142,142,142,142,142,142,142,142,142,142,142,142,142,142,
+	137,137,137,137,137,137,137,137,137,137,137,137,137,137,137,137,
+	136,136,136,136,136,136,136,136,136,136,136,136,136,136,136,136,
+	139,139,139,139,139,139,139,139,139,139,139,139,139,139,139,139,
+	138,138,138,138,138,138,138,138,138,138,138,138,138,138,138,138,
+	181,181,181,181,181,181,181,181,181,181,181,181,181,181,181,181,
+	181,181,181,181,181,181,181,181,181,181,181,181,181,181,181,181,
+	180,180,180,180,180,180,180,180,180,180,180,180,180,180,180,180,
+	180,180,180,180,180,180,180,180,180,180,180,180,180,180,180,180,
+	183,183,183,183,183,183,183,183,183,183,183,183,183,183,183,183,
+	183,183,183,183,183,183,183,183,183,183,183,183,183,183,183,183,
+	182,182,182,182,182,182,182,182,182,182,182,182,182,182,182,182,
+	182,182,182,182,182,182,182,182,182,182,182,182,182,182,182,182,
+	177,177,177,177,177,177,177,177,177,177,177,177,177,177,177,177,
+	177,177,177,177,177,177,177,177,177,177,177,177,177,177,177,177,
+	176,176,176,176,176,176,176,176,176,176,176,176,176,176,176,176,
+	176,176,176,176,176,176,176,176,176,176,176,176,176,176,176,176,
+	179,179,179,179,179,179,179,179,179,179,179,179,179,179,179,179,
+	179,179,179,179,179,179,179,179,179,179,179,179,179,179,179,179,
+	178,178,178,178,178,178,178,178,178,178,178,178,178,178,178,178,
+	178,178,178,178,178,178,178,178,178,178,178,178,178,178,178,178,
+	189,189,189,189,189,189,189,189,189,189,189,189,189,189,189,189,
+	189,189,189,189,189,189,189,189,189,189,189,189,189,189,189,189,
+	188,188,188,188,188,188,188,188,188,188,188,188,188,188,188,188,
+	188,188,188,188,188,188,188,188,188,188,188,188,188,188,188,188,
+	191,191,191,191,191,191,191,191,191,191,191,191,191,191,191,191,
+	191,191,191,191,191,191,191,191,191,191,191,191,191,191,191,191,
+	190,190,190,190,190,190,190,190,190,190,190,190,190,190,190,190,
+	190,190,190,190,190,190,190,190,190,190,190,190,190,190,190,190,
+	185,185,185,185,185,185,185,185,185,185,185,185,185,185,185,185,
+	185,185,185,185,185,185,185,185,185,185,185,185,185,185,185,185,
+	184,184,184,184,184,184,184,184,184,184,184,184,184,184,184,184,
+	184,184,184,184,184,184,184,184,184,184,184,184,184,184,184,184,
+	187,187,187,187,187,187,187,187,187,187,187,187,187,187,187,187,
+	187,187,187,187,187,187,187,187,187,187,187,187,187,187,187,187,
+	186,186,186,186,186,186,186,186,186,186,186,186,186,186,186,186,
+	186,186,186,186,186,186,186,186,186,186,186,186,186,186,186,186,
+	165,165,165,165,165,165,165,165,165,165,165,165,165,165,165,165,
+	165,165,165,165,165,165,165,165,165,165,165,165,165,165,165,165,
+	165,165,165,165,165,165,165,165,165,165,165,165,165,165,165,165,
+	165,165,165,165,165,165,165,165,165,165,165,165,165,165,165,165,
+	164,164,164,164,164,164,164,164,164,164,164,164,164,164,164,164,
+	164,164,164,164,164,164,164,164,164,164,164,164,164,164,164,164,
+	164,164,164,164,164,164,164,164,164,164,164,164,164,164,164,164,
+	164,164,164,164,164,164,164,164,164,164,164,164,164,164,164,164,
+	167,167,167,167,167,167,167,167,167,167,167,167,167,167,167,167,
+	167,167,167,167,167,167,167,167,167,167,167,167,167,167,167,167,
+	167,167,167,167,167,167,167,167,167,167,167,167,167,167,167,167,
+	167,167,167,167,167,167,167,167,167,167,167,167,167,167,167,167,
+	166,166,166,166,166,166,166,166,166,166,166,166,166,166,166,166,
+	166,166,166,166,166,166,166,166,166,166,166,166,166,166,166,166,
+	166,166,166,166,166,166,166,166,166,166,166,166,166,166,166,166,
+	166,166,166,166,166,166,166,166,166,166,166,166,166,166,166,166,
+	161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,
+	161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,
+	161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,
+	161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,
+	160,160,160,160,160,160,160,160,160,160,160,160,160,160,160,160,
+	160,160,160,160,160,160,160,160,160,160,160,160,160,160,160,160,
+	160,160,160,160,160,160,160,160,160,160,160,160,160,160,160,160,
+	160,160,160,160,160,160,160,160,160,160,160,160,160,160,160,160,
+	163,163,163,163,163,163,163,163,163,163,163,163,163,163,163,163,
+	163,163,163,163,163,163,163,163,163,163,163,163,163,163,163,163,
+	163,163,163,163,163,163,163,163,163,163,163,163,163,163,163,163,
+	163,163,163,163,163,163,163,163,163,163,163,163,163,163,163,163,
+	162,162,162,162,162,162,162,162,162,162,162,162,162,162,162,162,
+	162,162,162,162,162,162,162,162,162,162,162,162,162,162,162,162,
+	162,162,162,162,162,162,162,162,162,162,162,162,162,162,162,162,
+	162,162,162,162,162,162,162,162,162,162,162,162,162,162,162,162,
+	173,173,173,173,173,173,173,173,173,173,173,173,173,173,173,173,
+	173,173,173,173,173,173,173,173,173,173,173,173,173,173,173,173,
+	173,173,173,173,173,173,173,173,173,173,173,173,173,173,173,173,
+	173,173,173,173,173,173,173,173,173,173,173,173,173,173,173,173,
+	172,172,172,172,172,172,172,172,172,172,172,172,172,172,172,172,
+	172,172,172,172,172,172,172,172,172,172,172,172,172,172,172,172,
+	172,172,172,172,172,172,172,172,172,172,172,172,172,172,172,172,
+	172,172,172,172,172,172,172,172,172,172,172,172,172,172,172,172,
+	175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,
+	175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,
+	175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,
+	175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,
+	174,174,174,174,174,174,174,174,174,174,174,174,174,174,174,174,
+	174,174,174,174,174,174,174,174,174,174,174,174,174,174,174,174,
+	174,174,174,174,174,174,174,174,174,174,174,174,174,174,174,174,
+	174,174,174,174,174,174,174,174,174,174,174,174,174,174,174,174,
+	169,169,169,169,169,169,169,169,169,169,169,169,169,169,169,169,
+	169,169,169,169,169,169,169,169,169,169,169,169,169,169,169,169,
+	169,169,169,169,169,169,169,169,169,169,169,169,169,169,169,169,
+	169,169,169,169,169,169,169,169,169,169,169,169,169,169,169,169,
+	168,168,168,168,168,168,168,168,168,168,168,168,168,168,168,168,
+	168,168,168,168,168,168,168,168,168,168,168,168,168,168,168,168,
+	168,168,168,168,168,168,168,168,168,168,168,168,168,168,168,168,
+	168,168,168,168,168,168,168,168,168,168,168,168,168,168,168,168,
+	171,171,171,171,171,171,171,171,171,171,171,171,171,171,171,171,
+	171,171,171,171,171,171,171,171,171,171,171,171,171,171,171,171,
+	171,171,171,171,171,171,171,171,171,171,171,171,171,171,171,171,
+	171,171,171,171,171,171,171,171,171,171,171,171,171,171,171,171,
+	170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,
+	170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,
+	170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,
+	170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,
+	 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42,
+	 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42,
+	 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42,
+	 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42,
+	 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43,
+	 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43,
+	 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43,
+	 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43, 43,
+	 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
+	 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
+	 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
+	 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
+	 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41,
+	 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41,
+	 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41,
+	 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41,
+	 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46,
+	 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46,
+	 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46,
+	 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46, 46,
+	 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
+	 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
+	 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
+	 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
+	 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44,
+	 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44,
+	 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44,
+	 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44,
+	 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45,
+	 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45,
+	 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45,
+	 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, 45,
+	 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
+	 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
+	 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
+	 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
+	 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
+	 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
+	 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
+	 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35,
+	 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
+	 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
+	 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
+	 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
+	 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33,
+	 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33,
+	 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33,
+	 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33,
+	 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38,
+	 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38,
+	 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38,
+	 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38,
+	 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39,
+	 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39,
+	 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39,
+	 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39,
+	 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36,
+	 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36,
+	 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36,
+	 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36,
+	 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37,
+	 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37,
+	 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37,
+	 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37,
+	 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58,
+	 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, 58,
+	 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59,
+	 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59, 59,
+	 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56,
+	 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56,
+	 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57,
+	 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57,
+	 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62,
+	 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62, 62,
+	 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63,
+	 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63, 63,
+	 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60,
+	 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60, 60,
+	 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61,
+	 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61, 61,
+	 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50,
+	 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50,
+	 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51,
+	 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51,
+	 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
+	 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48,
+	 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
+	 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
+	 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54,
+	 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54,
+	 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55,
+	 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55,
+	 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52,
+	 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52, 52,
+	 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53,
+	 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53,
+	 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10,
+	 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
+	  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,  8,
+	  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,
+	 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
+	 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
+	 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12,
+	 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
+	  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,
+	  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,
+	  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+	  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
+	  6,  6,  6,  6,  6,  6,  6,  6,  6,  6,  6,  6,  6,  6,  6,  6,
+	  7,  7,  7,  7,  7,  7,  7,  7,  7,  7,  7,  7,  7,  7,  7,  7,
+	  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,
+	  5,  5,  5,  5,  5,  5,  5,  5,  5,  5,  5,  5,  5,  5,  5,  5,
+	 26, 26, 26, 26, 26, 26, 26, 26, 27, 27, 27, 27, 27, 27, 27, 27,
+	 24, 24, 24, 24, 24, 24, 24, 24, 25, 25, 25, 25, 25, 25, 25, 25,
+	 30, 30, 30, 30, 30, 30, 30, 30, 31, 31, 31, 31, 31, 31, 31, 31,
+	 28, 28, 28, 28, 28, 28, 28, 28, 29, 29, 29, 29, 29, 29, 29, 29,
+	 18, 18, 18, 18, 18, 18, 18, 18, 19, 19, 19, 19, 19, 19, 19, 19,
+	 16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 17, 17, 17, 17,
+	 22, 22, 22, 22, 22, 22, 22, 22, 23, 23, 23, 23, 23, 23, 23, 23,
+	 20, 20, 20, 20, 20, 20, 20, 20, 21, 21, 21, 21, 21, 21, 21, 21,
+	106,106,106,106,107,107,107,107,104,104,104,104,105,105,105,105,
+	110,110,110,110,111,111,111,111,108,108,108,108,109,109,109,109,
+	 98, 98, 98, 98, 99, 99, 99, 99, 96, 96, 96, 96, 97, 97, 97, 97,
+	102,102,102,102,103,103,103,103,100,100,100,100,101,101,101,101,
+	122,122,123,123,120,120,121,121,126,126,127,127,124,124,125,125,
+	114,114,115,115,112,112,113,113,118,118,119,119,116,116,117,117,
+	 74, 75, 72, 73, 78, 79, 76, 77, 66, 67, 64, 65, 70, 71, 68, 69,
+	 90, 91, 88, 89, 94, 95, 92, 93, 82, 83, 80, 81, 86, 87, 84, 85
+};
+
+main(argc, argv)
+	char **argv;
+{
+	int little_endian;
+	char *infname, *outfname;
+	FILE *inf, *outf;
+	uint8_t inb[2];
+	uint16_t ins;
+	int cc;
+
+	if (argc == 3 && argv[1][0] != '-') {
+		little_endian = 0;
+		infname = argv[1];
+		outfname = argv[2];
+	} else if (argc == 4 && !strcmp(argv[1], "-l")) {
+		little_endian = 1;
+		infname = argv[2];
+		outfname = argv[3];
+	} else {
+		fprintf(stderr, "usage: %s [-l] input.pcm16 output.alaw\n",
+			argv[0]);
+		exit(1);
+	}
+	inf = fopen(infname, "r");
+	if (!inf) {
+		perror(infname);
+		exit(1);
+	}
+	outf = fopen(outfname, "w");
+	if (!outf) {
+		perror(outfname);
+		exit(1);
+	}
+	for (;;) {
+		cc = fread(inb, 1, 2, inf);
+		if (cc <= 0)
+			break;
+		if (cc & 1) {
+			fprintf(stderr, "error: %s has odd number of bytes\n",
+				infname);
+			exit(1);
+		}
+		if (little_endian)
+			ins = ((uint16_t) inb[1] << 8) | ((uint16_t) inb[0]);
+		else
+			ins = ((uint16_t) inb[0] << 8) | ((uint16_t) inb[1]);
+		putc(S2A(ins), outf);
+	}
+	fclose(outf);
+	exit(0);
+}