libmad-0.15.1bHEADlibmad-0.15.1bmaster

5 files changed, 1628 insertions, 0 deletions

diff --git a/msvc++/Makefile.am b/msvc++/Makefile.am
new file mode 100644
index 0000000..96865c7
--- /dev/null
+++ b/msvc++/Makefile.am
@@ -0,0 +1,24 @@
+##
+## libmad - MPEG audio decoder library
+## Copyright (C) 2000-2004 Underbit Technologies, Inc.
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## 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 General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+##
+## $Id: Makefile.am,v 1.3 2004/01/23 09:41:33 rob Exp $
+##
+
+## Process this file with automake to produce Makefile.in
+
+EXTRA_DIST =		mad.h config.h libmad.dsp
diff --git a/msvc++/Makefile.in b/msvc++/Makefile.in
new file mode 100644
index 0000000..eaeb863
--- /dev/null
+++ b/msvc++/Makefile.in
@@ -0,0 +1,312 @@
+# Makefile.in generated by automake 1.8.2 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004  Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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diff --git a/msvc++/config.h b/msvc++/config.h
new file mode 100644
index 0000000..02683a5
--- /dev/null
+++ b/msvc++/config.h
@@ -0,0 +1,130 @@
+/* config.h.  Generated by configure.  */
+/* config.h.in.  Generated from configure.ac by autoheader.  */
+
+/* Define to enable diagnostic debugging support. */
+/* #undef DEBUG */
+
+/* Define to enable experimental code. */
+/* #undef EXPERIMENTAL */
+
+/* Define to 1 if you have the <assert.h> header file. */
+#define HAVE_ASSERT_H 1
+
+/* Define to 1 if you have the <dlfcn.h> header file. */
+/* #undef HAVE_DLFCN_H */
+
+/* Define to 1 if you have the <errno.h> header file. */
+#define HAVE_ERRNO_H 1
+
+/* Define to 1 if you have the `fcntl' function. */
+/* #undef HAVE_FCNTL */
+
+/* Define to 1 if you have the <fcntl.h> header file. */
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+
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+
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+
+/* Define to 1 if you have the <limits.h> header file. */
+#define HAVE_LIMITS_H 1
+
+/* Define if your MIPS CPU supports a 2-operand MADD16 instruction. */
+/* #undef HAVE_MADD16_ASM */
+
+/* Define if your MIPS CPU supports a 2-operand MADD instruction. */
+/* #undef HAVE_MADD_ASM */
+
+/* Define to 1 if you have the <memory.h> header file. */
+#define HAVE_MEMORY_H 1
+
+/* Define to 1 if you have the `pipe' function. */
+/* #undef HAVE_PIPE */
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#define HAVE_STDINT_H 1
+
+/* Define to 1 if you have the <stdlib.h> header file. */
+#define HAVE_STDLIB_H 1
+
+/* Define to 1 if you have the <strings.h> header file. */
+#define HAVE_STRINGS_H 1
+
+/* Define to 1 if you have the <string.h> header file. */
+#define HAVE_STRING_H 1
+
+/* Define to 1 if you have the <sys/stat.h> header file. */
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+
+/* Define to 1 if you have the <sys/types.h> header file. */
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+
+/* Define to 1 if you have <sys/wait.h> that is POSIX.1 compatible. */
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+
+/* Define to 1 if you have the <unistd.h> header file. */
+/* #undef HAVE_UNISTD_H */
+
+/* Define to 1 if you have the `waitpid' function. */
+/* #undef HAVE_WAITPID */
+
+/* Define to disable debugging assertions. */
+/* #undef NDEBUG */
+
+/* Define to optimize for accuracy over speed. */
+/* #undef OPT_ACCURACY */
+
+/* Define to optimize for speed over accuracy. */
+/* #undef OPT_SPEED */
+
+/* Define to enable a fast subband synthesis approximation optimization. */
+/* #undef OPT_SSO */
+
+/* Define to influence a strict interpretation of the ISO/IEC standards, even
+   if this is in opposition with best accepted practices. */
+/* #undef OPT_STRICT */
+
+/* Name of package */
+#define PACKAGE "libmad"
+
+/* Define to the address where bug reports for this package should be sent. */
+#define PACKAGE_BUGREPORT "support@underbit.com"
+
+/* Define to the full name of this package. */
+#define PACKAGE_NAME "MPEG Audio Decoder"
+
+/* Define to the full name and version of this package. */
+#define PACKAGE_STRING "MPEG Audio Decoder 0.15.1b"
+
+/* Define to the one symbol short name of this package. */
+#define PACKAGE_TARNAME "libmad"
+
+/* Define to the version of this package. */
+#define PACKAGE_VERSION "0.15.1b"
+
+/* The size of a `int', as computed by sizeof. */
+#define SIZEOF_INT 4
+
+/* The size of a `long', as computed by sizeof. */
+#define SIZEOF_LONG 4
+
+/* The size of a `long long', as computed by sizeof. */
+#define SIZEOF_LONG_LONG 8
+
+/* Define to 1 if you have the ANSI C header files. */
+#define STDC_HEADERS 1
+
+/* Version number of package */
+#define VERSION "0.15.1b"
+
+/* Define to empty if `const' does not conform to ANSI C. */
+/* #undef const */
+
+/* Define as `__inline' if that's what the C compiler calls it, or to nothing
+   if it is not supported. */
+#define inline __inline
+
+/* Define to `int' if <sys/types.h> does not define. */
+/* #undef pid_t */
diff --git a/msvc++/libmad.dsp b/msvc++/libmad.dsp
new file mode 100644
index 0000000..c8b5d35
--- /dev/null
+++ b/msvc++/libmad.dsp
@@ -0,0 +1,214 @@
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00

+# ** DO NOT EDIT **

+

+# TARGTYPE "Win32 (x86) Static Library" 0x0104

+

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+!MESSAGE This is not a valid makefile. To build this project using NMAKE,

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+!MESSAGE NMAKE /f "libmad.mak".

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+!MESSAGE Possible choices for configuration are:

+!MESSAGE 

+!MESSAGE "libmad - Win32 Release" (based on "Win32 (x86) Static Library")

+!MESSAGE "libmad - Win32 Debug" (based on "Win32 (x86) Static Library")

+!MESSAGE 

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+# Begin Project

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+# PROP Scc_ProjName ""

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+!ELSEIF  "$(CFG)" == "libmad - Win32 Debug"

+

+# PROP BASE Use_MFC 0

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+# PROP BASE Output_Dir "Debug"

+# PROP BASE Intermediate_Dir "Debug"

+# PROP BASE Target_Dir ""

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+# ADD BASE LIB32 /nologo

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+

+!ENDIF 

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+# End Source File

+# End Group

+# End Target

+# End Project

diff --git a/msvc++/mad.h b/msvc++/mad.h
new file mode 100644
index 0000000..d483478
--- /dev/null
+++ b/msvc++/mad.h
@@ -0,0 +1,948 @@
+/*
+ * libmad - MPEG audio decoder library
+ * Copyright (C) 2000-2004 Underbit Technologies, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * If you would like to negotiate alternate licensing terms, you may do
+ * so by contacting: Underbit Technologies, Inc. <info@underbit.com>
+ */
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
+# define FPM_INTEL
+
+
+
+# define SIZEOF_INT 4
+# define SIZEOF_LONG 4
+# define SIZEOF_LONG_LONG 8
+
+
+/* Id: version.h,v 1.24 2003/05/27 22:40:37 rob Exp */
+
+# ifndef LIBMAD_VERSION_H
+# define LIBMAD_VERSION_H
+
+# define MAD_VERSION_MAJOR	0
+# define MAD_VERSION_MINOR	15
+# define MAD_VERSION_PATCH	1
+# define MAD_VERSION_EXTRA	" (beta)"
+
+# define MAD_VERSION_STRINGIZE(str)	#str
+# define MAD_VERSION_STRING(num)	MAD_VERSION_STRINGIZE(num)
+
+# define MAD_VERSION		MAD_VERSION_STRING(MAD_VERSION_MAJOR) "."  \
+				MAD_VERSION_STRING(MAD_VERSION_MINOR) "."  \
+				MAD_VERSION_STRING(MAD_VERSION_PATCH)  \
+				MAD_VERSION_EXTRA
+
+# define MAD_PUBLISHYEAR	"2000-2003"
+# define MAD_AUTHOR		"Underbit Technologies, Inc."
+# define MAD_EMAIL		"info@underbit.com"
+
+extern char const mad_version[];
+extern char const mad_copyright[];
+extern char const mad_author[];
+extern char const mad_build[];
+
+# endif
+
+/* Id: fixed.h,v 1.36 2003/05/28 04:36:00 rob Exp */
+
+# ifndef LIBMAD_FIXED_H
+# define LIBMAD_FIXED_H
+
+# if SIZEOF_INT >= 4
+typedef   signed int mad_fixed_t;
+
+typedef   signed int mad_fixed64hi_t;
+typedef unsigned int mad_fixed64lo_t;
+# else
+typedef   signed long mad_fixed_t;
+
+typedef   signed long mad_fixed64hi_t;
+typedef unsigned long mad_fixed64lo_t;
+# endif
+
+# if defined(_MSC_VER)
+#  define mad_fixed64_t  signed __int64
+# elif 1 || defined(__GNUC__)
+#  define mad_fixed64_t  signed long long
+# endif
+
+# if defined(FPM_FLOAT)
+typedef double mad_sample_t;
+# else
+typedef mad_fixed_t mad_sample_t;
+# endif
+
+/*
+ * Fixed-point format: 0xABBBBBBB
+ * A == whole part      (sign + 3 bits)
+ * B == fractional part (28 bits)
+ *
+ * Values are signed two's complement, so the effective range is:
+ * 0x80000000 to 0x7fffffff
+ *       -8.0 to +7.9999999962747097015380859375
+ *
+ * The smallest representable value is:
+ * 0x00000001 == 0.0000000037252902984619140625 (i.e. about 3.725e-9)
+ *
+ * 28 bits of fractional accuracy represent about
+ * 8.6 digits of decimal accuracy.
+ *
+ * Fixed-point numbers can be added or subtracted as normal
+ * integers, but multiplication requires shifting the 64-bit result
+ * from 56 fractional bits back to 28 (and rounding.)
+ *
+ * Changing the definition of MAD_F_FRACBITS is only partially
+ * supported, and must be done with care.
+ */
+
+# define MAD_F_FRACBITS		28
+
+# if MAD_F_FRACBITS == 28
+#  define MAD_F(x)		((mad_fixed_t) (x##L))
+# else
+#  if MAD_F_FRACBITS < 28
+#   warning "MAD_F_FRACBITS < 28"
+#   define MAD_F(x)		((mad_fixed_t)  \
+				 (((x##L) +  \
+				   (1L << (28 - MAD_F_FRACBITS - 1))) >>  \
+				  (28 - MAD_F_FRACBITS)))
+#  elif MAD_F_FRACBITS > 28
+#   error "MAD_F_FRACBITS > 28 not currently supported"
+#   define MAD_F(x)		((mad_fixed_t)  \
+				 ((x##L) << (MAD_F_FRACBITS - 28)))
+#  endif
+# endif
+
+# define MAD_F_MIN		((mad_fixed_t) -0x80000000L)
+# define MAD_F_MAX		((mad_fixed_t) +0x7fffffffL)
+
+# define MAD_F_ONE		MAD_F(0x10000000)
+
+# define mad_f_tofixed(x)	((mad_fixed_t)  \
+				 ((x) * (double) (1L << MAD_F_FRACBITS) + 0.5))
+# define mad_f_todouble(x)	((double)  \
+				 ((x) / (double) (1L << MAD_F_FRACBITS)))
+
+# define mad_f_intpart(x)	((x) >> MAD_F_FRACBITS)
+# define mad_f_fracpart(x)	((x) & ((1L << MAD_F_FRACBITS) - 1))
+				/* (x should be positive) */
+
+# define mad_f_fromint(x)	((x) << MAD_F_FRACBITS)
+
+# define mad_f_add(x, y)	((x) + (y))
+# define mad_f_sub(x, y)	((x) - (y))
+
+# if defined(FPM_FLOAT)
+#  error "FPM_FLOAT not yet supported"
+
+#  undef MAD_F
+#  define MAD_F(x)		mad_f_todouble(x)
+
+#  define mad_f_mul(x, y)	((x) * (y))
+#  define mad_f_scale64
+
+#  undef ASO_ZEROCHECK
+
+# elif defined(FPM_64BIT)
+
+/*
+ * This version should be the most accurate if 64-bit types are supported by
+ * the compiler, although it may not be the most efficient.
+ */
+#  if defined(OPT_ACCURACY)
+#   define mad_f_mul(x, y)  \
+    ((mad_fixed_t)  \
+     ((((mad_fixed64_t) (x) * (y)) +  \
+       (1L << (MAD_F_SCALEBITS - 1))) >> MAD_F_SCALEBITS))
+#  else
+#   define mad_f_mul(x, y)  \
+    ((mad_fixed_t) (((mad_fixed64_t) (x) * (y)) >> MAD_F_SCALEBITS))
+#  endif
+
+#  define MAD_F_SCALEBITS  MAD_F_FRACBITS
+
+/* --- Intel --------------------------------------------------------------- */
+
+# elif defined(FPM_INTEL)
+
+#  if defined(_MSC_VER)
+#   pragma warning(push)
+#   pragma warning(disable: 4035)  /* no return value */
+static __forceinline
+mad_fixed_t mad_f_mul_inline(mad_fixed_t x, mad_fixed_t y)
+{
+  enum {
+    fracbits = MAD_F_FRACBITS
+  };
+
+  __asm {
+    mov eax, x
+    imul y
+    shrd eax, edx, fracbits
+  }
+
+  /* implicit return of eax */
+}
+#   pragma warning(pop)
+
+#   define mad_f_mul		mad_f_mul_inline
+#   define mad_f_scale64
+#  else
+/*
+ * This Intel version is fast and accurate; the disposition of the least
+ * significant bit depends on OPT_ACCURACY via mad_f_scale64().
+ */
+#   define MAD_F_MLX(hi, lo, x, y)  \
+    asm ("imull %3"  \
+	 : "=a" (lo), "=d" (hi)  \
+	 : "%a" (x), "rm" (y)  \
+	 : "cc")
+
+#   if defined(OPT_ACCURACY)
+/*
+ * This gives best accuracy but is not very fast.
+ */
+#    define MAD_F_MLA(hi, lo, x, y)  \
+    ({ mad_fixed64hi_t __hi;  \
+       mad_fixed64lo_t __lo;  \
+       MAD_F_MLX(__hi, __lo, (x), (y));  \
+       asm ("addl %2,%0\n\t"  \
+	    "adcl %3,%1"  \
+	    : "=rm" (lo), "=rm" (hi)  \
+	    : "r" (__lo), "r" (__hi), "0" (lo), "1" (hi)  \
+	    : "cc");  \
+    })
+#   endif  /* OPT_ACCURACY */
+
+#   if defined(OPT_ACCURACY)
+/*
+ * Surprisingly, this is faster than SHRD followed by ADC.
+ */
+#    define mad_f_scale64(hi, lo)  \
+    ({ mad_fixed64hi_t __hi_;  \
+       mad_fixed64lo_t __lo_;  \
+       mad_fixed_t __result;  \
+       asm ("addl %4,%2\n\t"  \
+	    "adcl %5,%3"  \
+	    : "=rm" (__lo_), "=rm" (__hi_)  \
+	    : "0" (lo), "1" (hi),  \
+	      "ir" (1L << (MAD_F_SCALEBITS - 1)), "ir" (0)  \
+	    : "cc");  \
+       asm ("shrdl %3,%2,%1"  \
+	    : "=rm" (__result)  \
+	    : "0" (__lo_), "r" (__hi_), "I" (MAD_F_SCALEBITS)  \
+	    : "cc");  \
+       __result;  \
+    })
+#    else
+#    define mad_f_scale64(hi, lo)  \
+    ({ mad_fixed_t __result;  \
+       asm ("shrdl %3,%2,%1"  \
+	    : "=rm" (__result)  \
+	    : "0" (lo), "r" (hi), "I" (MAD_F_SCALEBITS)  \
+	    : "cc");  \
+       __result;  \
+    })
+#   endif  /* OPT_ACCURACY */
+
+#   define MAD_F_SCALEBITS  MAD_F_FRACBITS
+#  endif
+
+/* --- ARM ----------------------------------------------------------------- */
+
+# elif defined(FPM_ARM)
+
+/* 
+ * This ARM V4 version is as accurate as FPM_64BIT but much faster. The
+ * least significant bit is properly rounded at no CPU cycle cost!
+ */
+# if 1
+/*
+ * This is faster than the default implementation via MAD_F_MLX() and
+ * mad_f_scale64().
+ */
+#  define mad_f_mul(x, y)  \
+    ({ mad_fixed64hi_t __hi;  \
+       mad_fixed64lo_t __lo;  \
+       mad_fixed_t __result;  \
+       asm ("smull	%0, %1, %3, %4\n\t"  \
+	    "movs	%0, %0, lsr %5\n\t"  \
+	    "adc	%2, %0, %1, lsl %6"  \
+	    : "=&r" (__lo), "=&r" (__hi), "=r" (__result)  \
+	    : "%r" (x), "r" (y),  \
+	      "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS)  \
+	    : "cc");  \
+       __result;  \
+    })
+# endif
+
+#  define MAD_F_MLX(hi, lo, x, y)  \
+    asm ("smull	%0, %1, %2, %3"  \
+	 : "=&r" (lo), "=&r" (hi)  \
+	 : "%r" (x), "r" (y))
+
+#  define MAD_F_MLA(hi, lo, x, y)  \
+    asm ("smlal	%0, %1, %2, %3"  \
+	 : "+r" (lo), "+r" (hi)  \
+	 : "%r" (x), "r" (y))
+
+#  define MAD_F_MLN(hi, lo)  \
+    asm ("rsbs	%0, %2, #0\n\t"  \
+	 "rsc	%1, %3, #0"  \
+	 : "=r" (lo), "=r" (hi)  \
+	 : "0" (lo), "1" (hi)  \
+	 : "cc")
+
+#  define mad_f_scale64(hi, lo)  \
+    ({ mad_fixed_t __result;  \
+       asm ("movs	%0, %1, lsr %3\n\t"  \
+	    "adc	%0, %0, %2, lsl %4"  \
+	    : "=&r" (__result)  \
+	    : "r" (lo), "r" (hi),  \
+	      "M" (MAD_F_SCALEBITS), "M" (32 - MAD_F_SCALEBITS)  \
+	    : "cc");  \
+       __result;  \
+    })
+
+#  define MAD_F_SCALEBITS  MAD_F_FRACBITS
+
+/* --- MIPS ---------------------------------------------------------------- */
+
+# elif defined(FPM_MIPS)
+
+/*
+ * This MIPS version is fast and accurate; the disposition of the least
+ * significant bit depends on OPT_ACCURACY via mad_f_scale64().
+ */
+#  define MAD_F_MLX(hi, lo, x, y)  \
+    asm ("mult	%2,%3"  \
+	 : "=l" (lo), "=h" (hi)  \
+	 : "%r" (x), "r" (y))
+
+# if defined(HAVE_MADD_ASM)
+#  define MAD_F_MLA(hi, lo, x, y)  \
+    asm ("madd	%2,%3"  \
+	 : "+l" (lo), "+h" (hi)  \
+	 : "%r" (x), "r" (y))
+# elif defined(HAVE_MADD16_ASM)
+/*
+ * This loses significant accuracy due to the 16-bit integer limit in the
+ * multiply/accumulate instruction.
+ */
+#  define MAD_F_ML0(hi, lo, x, y)  \
+    asm ("mult	%2,%3"  \
+	 : "=l" (lo), "=h" (hi)  \
+	 : "%r" ((x) >> 12), "r" ((y) >> 16))
+#  define MAD_F_MLA(hi, lo, x, y)  \
+    asm ("madd16	%2,%3"  \
+	 : "+l" (lo), "+h" (hi)  \
+	 : "%r" ((x) >> 12), "r" ((y) >> 16))
+#  define MAD_F_MLZ(hi, lo)  ((mad_fixed_t) (lo))
+# endif
+
+# if defined(OPT_SPEED)
+#  define mad_f_scale64(hi, lo)  \
+    ((mad_fixed_t) ((hi) << (32 - MAD_F_SCALEBITS)))
+#  define MAD_F_SCALEBITS  MAD_F_FRACBITS
+# endif
+
+/* --- SPARC --------------------------------------------------------------- */
+
+# elif defined(FPM_SPARC)
+
+/*
+ * This SPARC V8 version is fast and accurate; the disposition of the least
+ * significant bit depends on OPT_ACCURACY via mad_f_scale64().
+ */
+#  define MAD_F_MLX(hi, lo, x, y)  \
+    asm ("smul %2, %3, %0\n\t"  \
+	 "rd %%y, %1"  \
+	 : "=r" (lo), "=r" (hi)  \
+	 : "%r" (x), "rI" (y))
+
+/* --- PowerPC ------------------------------------------------------------- */
+
+# elif defined(FPM_PPC)
+
+/*
+ * This PowerPC version is fast and accurate; the disposition of the least
+ * significant bit depends on OPT_ACCURACY via mad_f_scale64().
+ */
+#  define MAD_F_MLX(hi, lo, x, y)  \
+    do {  \
+      asm ("mullw %0,%1,%2"  \
+	   : "=r" (lo)  \
+	   : "%r" (x), "r" (y));  \
+      asm ("mulhw %0,%1,%2"  \
+	   : "=r" (hi)  \
+	   : "%r" (x), "r" (y));  \
+    }  \
+    while (0)
+
+#  if defined(OPT_ACCURACY)
+/*
+ * This gives best accuracy but is not very fast.
+ */
+#   define MAD_F_MLA(hi, lo, x, y)  \
+    ({ mad_fixed64hi_t __hi;  \
+       mad_fixed64lo_t __lo;  \
+       MAD_F_MLX(__hi, __lo, (x), (y));  \
+       asm ("addc %0,%2,%3\n\t"  \
+	    "adde %1,%4,%5"  \
+	    : "=r" (lo), "=r" (hi)  \
+	    : "%r" (lo), "r" (__lo),  \
+	      "%r" (hi), "r" (__hi)  \
+	    : "xer");  \
+    })
+#  endif
+
+#  if defined(OPT_ACCURACY)
+/*
+ * This is slower than the truncating version below it.
+ */
+#   define mad_f_scale64(hi, lo)  \
+    ({ mad_fixed_t __result, __round;  \
+       asm ("rotrwi %0,%1,%2"  \
+	    : "=r" (__result)  \
+	    : "r" (lo), "i" (MAD_F_SCALEBITS));  \
+       asm ("extrwi %0,%1,1,0"  \
+	    : "=r" (__round)  \
+	    : "r" (__result));  \
+       asm ("insrwi %0,%1,%2,0"  \
+	    : "+r" (__result)  \
+	    : "r" (hi), "i" (MAD_F_SCALEBITS));  \
+       asm ("add %0,%1,%2"  \
+	    : "=r" (__result)  \
+	    : "%r" (__result), "r" (__round));  \
+       __result;  \
+    })
+#  else
+#   define mad_f_scale64(hi, lo)  \
+    ({ mad_fixed_t __result;  \
+       asm ("rotrwi %0,%1,%2"  \
+	    : "=r" (__result)  \
+	    : "r" (lo), "i" (MAD_F_SCALEBITS));  \
+       asm ("insrwi %0,%1,%2,0"  \
+	    : "+r" (__result)  \
+	    : "r" (hi), "i" (MAD_F_SCALEBITS));  \
+       __result;  \
+    })
+#  endif
+
+#  define MAD_F_SCALEBITS  MAD_F_FRACBITS
+
+/* --- Default ------------------------------------------------------------- */
+
+# elif defined(FPM_DEFAULT)
+
+/*
+ * This version is the most portable but it loses significant accuracy.
+ * Furthermore, accuracy is biased against the second argument, so care
+ * should be taken when ordering operands.
+ *
+ * The scale factors are constant as this is not used with SSO.
+ *
+ * Pre-rounding is required to stay within the limits of compliance.
+ */
+#  if defined(OPT_SPEED)
+#   define mad_f_mul(x, y)	(((x) >> 12) * ((y) >> 16))
+#  else
+#   define mad_f_mul(x, y)	((((x) + (1L << 11)) >> 12) *  \
+				 (((y) + (1L << 15)) >> 16))
+#  endif
+
+/* ------------------------------------------------------------------------- */
+
+# else
+#  error "no FPM selected"
+# endif
+
+/* default implementations */
+
+# if !defined(mad_f_mul)
+#  define mad_f_mul(x, y)  \
+    ({ register mad_fixed64hi_t __hi;  \
+       register mad_fixed64lo_t __lo;  \
+       MAD_F_MLX(__hi, __lo, (x), (y));  \
+       mad_f_scale64(__hi, __lo);  \
+    })
+# endif
+
+# if !defined(MAD_F_MLA)
+#  define MAD_F_ML0(hi, lo, x, y)	((lo)  = mad_f_mul((x), (y)))
+#  define MAD_F_MLA(hi, lo, x, y)	((lo) += mad_f_mul((x), (y)))
+#  define MAD_F_MLN(hi, lo)		((lo)  = -(lo))
+#  define MAD_F_MLZ(hi, lo)		((void) (hi), (mad_fixed_t) (lo))
+# endif
+
+# if !defined(MAD_F_ML0)
+#  define MAD_F_ML0(hi, lo, x, y)	MAD_F_MLX((hi), (lo), (x), (y))
+# endif
+
+# if !defined(MAD_F_MLN)
+#  define MAD_F_MLN(hi, lo)		((hi) = ((lo) = -(lo)) ? ~(hi) : -(hi))
+# endif
+
+# if !defined(MAD_F_MLZ)
+#  define MAD_F_MLZ(hi, lo)		mad_f_scale64((hi), (lo))
+# endif
+
+# if !defined(mad_f_scale64)
+#  if defined(OPT_ACCURACY)
+#   define mad_f_scale64(hi, lo)  \
+    ((((mad_fixed_t)  \
+       (((hi) << (32 - (MAD_F_SCALEBITS - 1))) |  \
+	((lo) >> (MAD_F_SCALEBITS - 1)))) + 1) >> 1)
+#  else
+#   define mad_f_scale64(hi, lo)  \
+    ((mad_fixed_t)  \
+     (((hi) << (32 - MAD_F_SCALEBITS)) |  \
+      ((lo) >> MAD_F_SCALEBITS)))
+#  endif
+#  define MAD_F_SCALEBITS  MAD_F_FRACBITS
+# endif
+
+/* C routines */
+
+mad_fixed_t mad_f_abs(mad_fixed_t);
+mad_fixed_t mad_f_div(mad_fixed_t, mad_fixed_t);
+
+# endif
+
+/* Id: bit.h,v 1.11 2003/05/27 22:40:36 rob Exp */
+
+# ifndef LIBMAD_BIT_H
+# define LIBMAD_BIT_H
+
+struct mad_bitptr {
+  unsigned char const *byte;
+  unsigned short cache;
+  unsigned short left;
+};
+
+void mad_bit_init(struct mad_bitptr *, unsigned char const *);
+
+# define mad_bit_finish(bitptr)		/* nothing */
+
+unsigned int mad_bit_length(struct mad_bitptr const *,
+			    struct mad_bitptr const *);
+
+# define mad_bit_bitsleft(bitptr)  ((bitptr)->left)
+unsigned char const *mad_bit_nextbyte(struct mad_bitptr const *);
+
+void mad_bit_skip(struct mad_bitptr *, unsigned int);
+unsigned long mad_bit_read(struct mad_bitptr *, unsigned int);
+void mad_bit_write(struct mad_bitptr *, unsigned int, unsigned long);
+
+unsigned short mad_bit_crc(struct mad_bitptr, unsigned int, unsigned short);
+
+# endif
+
+/* Id: timer.h,v 1.15 2003/05/27 22:40:37 rob Exp */
+
+# ifndef LIBMAD_TIMER_H
+# define LIBMAD_TIMER_H
+
+typedef struct {
+  signed long seconds;		/* whole seconds */
+  unsigned long fraction;	/* 1/MAD_TIMER_RESOLUTION seconds */
+} mad_timer_t;
+
+extern mad_timer_t const mad_timer_zero;
+
+# define MAD_TIMER_RESOLUTION	352800000UL
+
+enum mad_units {
+  MAD_UNITS_HOURS	 =    -2,
+  MAD_UNITS_MINUTES	 =    -1,
+  MAD_UNITS_SECONDS	 =     0,
+
+  /* metric units */
+
+  MAD_UNITS_DECISECONDS	 =    10,
+  MAD_UNITS_CENTISECONDS =   100,
+  MAD_UNITS_MILLISECONDS =  1000,
+
+  /* audio sample units */
+
+  MAD_UNITS_8000_HZ	 =  8000,
+  MAD_UNITS_11025_HZ	 = 11025,
+  MAD_UNITS_12000_HZ	 = 12000,
+
+  MAD_UNITS_16000_HZ	 = 16000,
+  MAD_UNITS_22050_HZ	 = 22050,
+  MAD_UNITS_24000_HZ	 = 24000,
+
+  MAD_UNITS_32000_HZ	 = 32000,
+  MAD_UNITS_44100_HZ	 = 44100,
+  MAD_UNITS_48000_HZ	 = 48000,
+
+  /* video frame/field units */
+
+  MAD_UNITS_24_FPS	 =    24,
+  MAD_UNITS_25_FPS	 =    25,
+  MAD_UNITS_30_FPS	 =    30,
+  MAD_UNITS_48_FPS	 =    48,
+  MAD_UNITS_50_FPS	 =    50,
+  MAD_UNITS_60_FPS	 =    60,
+
+  /* CD audio frames */
+
+  MAD_UNITS_75_FPS	 =    75,
+
+  /* video drop-frame units */
+
+  MAD_UNITS_23_976_FPS	 =   -24,
+  MAD_UNITS_24_975_FPS	 =   -25,
+  MAD_UNITS_29_97_FPS	 =   -30,
+  MAD_UNITS_47_952_FPS	 =   -48,
+  MAD_UNITS_49_95_FPS	 =   -50,
+  MAD_UNITS_59_94_FPS	 =   -60
+};
+
+# define mad_timer_reset(timer)	((void) (*(timer) = mad_timer_zero))
+
+int mad_timer_compare(mad_timer_t, mad_timer_t);
+
+# define mad_timer_sign(timer)	mad_timer_compare((timer), mad_timer_zero)
+
+void mad_timer_negate(mad_timer_t *);
+mad_timer_t mad_timer_abs(mad_timer_t);
+
+void mad_timer_set(mad_timer_t *, unsigned long, unsigned long, unsigned long);
+void mad_timer_add(mad_timer_t *, mad_timer_t);
+void mad_timer_multiply(mad_timer_t *, signed long);
+
+signed long mad_timer_count(mad_timer_t, enum mad_units);
+unsigned long mad_timer_fraction(mad_timer_t, unsigned long);
+void mad_timer_string(mad_timer_t, char *, char const *,
+		      enum mad_units, enum mad_units, unsigned long);
+
+# endif
+
+/* Id: stream.h,v 1.18 2003/05/27 22:40:37 rob Exp */
+
+# ifndef LIBMAD_STREAM_H
+# define LIBMAD_STREAM_H
+
+
+# define MAD_BUFFER_GUARD	8
+# define MAD_BUFFER_MDLEN	(511 + 2048 + MAD_BUFFER_GUARD)
+
+enum mad_error {
+  MAD_ERROR_NONE	   = 0x0000,	/* no error */
+
+  MAD_ERROR_BUFLEN	   = 0x0001,	/* input buffer too small (or EOF) */
+  MAD_ERROR_BUFPTR	   = 0x0002,	/* invalid (null) buffer pointer */
+
+  MAD_ERROR_NOMEM	   = 0x0031,	/* not enough memory */
+
+  MAD_ERROR_LOSTSYNC	   = 0x0101,	/* lost synchronization */
+  MAD_ERROR_BADLAYER	   = 0x0102,	/* reserved header layer value */
+  MAD_ERROR_BADBITRATE	   = 0x0103,	/* forbidden bitrate value */
+  MAD_ERROR_BADSAMPLERATE  = 0x0104,	/* reserved sample frequency value */
+  MAD_ERROR_BADEMPHASIS	   = 0x0105,	/* reserved emphasis value */
+
+  MAD_ERROR_BADCRC	   = 0x0201,	/* CRC check failed */
+  MAD_ERROR_BADBITALLOC	   = 0x0211,	/* forbidden bit allocation value */
+  MAD_ERROR_BADSCALEFACTOR = 0x0221,	/* bad scalefactor index */
+  MAD_ERROR_BADFRAMELEN	   = 0x0231,	/* bad frame length */
+  MAD_ERROR_BADBIGVALUES   = 0x0232,	/* bad big_values count */
+  MAD_ERROR_BADBLOCKTYPE   = 0x0233,	/* reserved block_type */
+  MAD_ERROR_BADSCFSI	   = 0x0234,	/* bad scalefactor selection info */
+  MAD_ERROR_BADDATAPTR	   = 0x0235,	/* bad main_data_begin pointer */
+  MAD_ERROR_BADPART3LEN	   = 0x0236,	/* bad audio data length */
+  MAD_ERROR_BADHUFFTABLE   = 0x0237,	/* bad Huffman table select */
+  MAD_ERROR_BADHUFFDATA	   = 0x0238,	/* Huffman data overrun */
+  MAD_ERROR_BADSTEREO	   = 0x0239	/* incompatible block_type for JS */
+};
+
+# define MAD_RECOVERABLE(error)	((error) & 0xff00)
+
+struct mad_stream {
+  unsigned char const *buffer;		/* input bitstream buffer */
+  unsigned char const *bufend;		/* end of buffer */
+  unsigned long skiplen;		/* bytes to skip before next frame */
+
+  int sync;				/* stream sync found */
+  unsigned long freerate;		/* free bitrate (fixed) */
+
+  unsigned char const *this_frame;	/* start of current frame */
+  unsigned char const *next_frame;	/* start of next frame */
+  struct mad_bitptr ptr;		/* current processing bit pointer */
+
+  struct mad_bitptr anc_ptr;		/* ancillary bits pointer */
+  unsigned int anc_bitlen;		/* number of ancillary bits */
+
+  unsigned char (*main_data)[MAD_BUFFER_MDLEN];
+					/* Layer III main_data() */
+  unsigned int md_len;			/* bytes in main_data */
+
+  int options;				/* decoding options (see below) */
+  enum mad_error error;			/* error code (see above) */
+};
+
+enum {
+  MAD_OPTION_IGNORECRC      = 0x0001,	/* ignore CRC errors */
+  MAD_OPTION_HALFSAMPLERATE = 0x0002	/* generate PCM at 1/2 sample rate */
+# if 0  /* not yet implemented */
+  MAD_OPTION_LEFTCHANNEL    = 0x0010,	/* decode left channel only */
+  MAD_OPTION_RIGHTCHANNEL   = 0x0020,	/* decode right channel only */
+  MAD_OPTION_SINGLECHANNEL  = 0x0030	/* combine channels */
+# endif
+};
+
+void mad_stream_init(struct mad_stream *);
+void mad_stream_finish(struct mad_stream *);
+
+# define mad_stream_options(stream, opts)  \
+    ((void) ((stream)->options = (opts)))
+
+void mad_stream_buffer(struct mad_stream *,
+		       unsigned char const *, unsigned long);
+void mad_stream_skip(struct mad_stream *, unsigned long);
+
+int mad_stream_sync(struct mad_stream *);
+
+char const *mad_stream_errorstr(struct mad_stream const *);
+
+# endif
+
+/* Id: frame.h,v 1.19 2003/05/27 22:40:36 rob Exp */
+
+# ifndef LIBMAD_FRAME_H
+# define LIBMAD_FRAME_H
+
+
+enum mad_layer {
+  MAD_LAYER_I   = 1,			/* Layer I */
+  MAD_LAYER_II  = 2,			/* Layer II */
+  MAD_LAYER_III = 3			/* Layer III */
+};
+
+enum mad_mode {
+  MAD_MODE_SINGLE_CHANNEL = 0,		/* single channel */
+  MAD_MODE_DUAL_CHANNEL	  = 1,		/* dual channel */
+  MAD_MODE_JOINT_STEREO	  = 2,		/* joint (MS/intensity) stereo */
+  MAD_MODE_STEREO	  = 3		/* normal LR stereo */
+};
+
+enum mad_emphasis {
+  MAD_EMPHASIS_NONE	  = 0,		/* no emphasis */
+  MAD_EMPHASIS_50_15_US	  = 1,		/* 50/15 microseconds emphasis */
+  MAD_EMPHASIS_CCITT_J_17 = 3,		/* CCITT J.17 emphasis */
+  MAD_EMPHASIS_RESERVED   = 2		/* unknown emphasis */
+};
+
+struct mad_header {
+  enum mad_layer layer;			/* audio layer (1, 2, or 3) */
+  enum mad_mode mode;			/* channel mode (see above) */
+  int mode_extension;			/* additional mode info */
+  enum mad_emphasis emphasis;		/* de-emphasis to use (see above) */
+
+  unsigned long bitrate;		/* stream bitrate (bps) */
+  unsigned int samplerate;		/* sampling frequency (Hz) */
+
+  unsigned short crc_check;		/* frame CRC accumulator */
+  unsigned short crc_target;		/* final target CRC checksum */
+
+  int flags;				/* flags (see below) */
+  int private_bits;			/* private bits (see below) */
+
+  mad_timer_t duration;			/* audio playing time of frame */
+};
+
+struct mad_frame {
+  struct mad_header header;		/* MPEG audio header */
+
+  int options;				/* decoding options (from stream) */
+
+  mad_fixed_t sbsample[2][36][32];	/* synthesis subband filter samples */
+  mad_fixed_t (*overlap)[2][32][18];	/* Layer III block overlap data */
+};
+
+# define MAD_NCHANNELS(header)		((header)->mode ? 2 : 1)
+# define MAD_NSBSAMPLES(header)  \
+  ((header)->layer == MAD_LAYER_I ? 12 :  \
+   (((header)->layer == MAD_LAYER_III &&  \
+     ((header)->flags & MAD_FLAG_LSF_EXT)) ? 18 : 36))
+
+enum {
+  MAD_FLAG_NPRIVATE_III	= 0x0007,	/* number of Layer III private bits */
+  MAD_FLAG_INCOMPLETE	= 0x0008,	/* header but not data is decoded */
+
+  MAD_FLAG_PROTECTION	= 0x0010,	/* frame has CRC protection */
+  MAD_FLAG_COPYRIGHT	= 0x0020,	/* frame is copyright */
+  MAD_FLAG_ORIGINAL	= 0x0040,	/* frame is original (else copy) */
+  MAD_FLAG_PADDING	= 0x0080,	/* frame has additional slot */
+
+  MAD_FLAG_I_STEREO	= 0x0100,	/* uses intensity joint stereo */
+  MAD_FLAG_MS_STEREO	= 0x0200,	/* uses middle/side joint stereo */
+  MAD_FLAG_FREEFORMAT	= 0x0400,	/* uses free format bitrate */
+
+  MAD_FLAG_LSF_EXT	= 0x1000,	/* lower sampling freq. extension */
+  MAD_FLAG_MC_EXT	= 0x2000,	/* multichannel audio extension */
+  MAD_FLAG_MPEG_2_5_EXT	= 0x4000	/* MPEG 2.5 (unofficial) extension */
+};
+
+enum {
+  MAD_PRIVATE_HEADER	= 0x0100,	/* header private bit */
+  MAD_PRIVATE_III	= 0x001f	/* Layer III private bits (up to 5) */
+};
+
+void mad_header_init(struct mad_header *);
+
+# define mad_header_finish(header)  /* nothing */
+
+int mad_header_decode(struct mad_header *, struct mad_stream *);
+
+void mad_frame_init(struct mad_frame *);
+void mad_frame_finish(struct mad_frame *);
+
+int mad_frame_decode(struct mad_frame *, struct mad_stream *);
+
+void mad_frame_mute(struct mad_frame *);
+
+# endif
+
+/* Id: synth.h,v 1.14 2003/05/27 22:40:37 rob Exp */
+
+# ifndef LIBMAD_SYNTH_H
+# define LIBMAD_SYNTH_H
+
+
+struct mad_pcm {
+  unsigned int samplerate;		/* sampling frequency (Hz) */
+  unsigned short channels;		/* number of channels */
+  unsigned short length;		/* number of samples per channel */
+  mad_fixed_t samples[2][1152];		/* PCM output samples [ch][sample] */
+};
+
+struct mad_synth {
+  mad_fixed_t filter[2][2][2][16][8];	/* polyphase filterbank outputs */
+  					/* [ch][eo][peo][s][v] */
+
+  unsigned int phase;			/* current processing phase */
+
+  struct mad_pcm pcm;			/* PCM output */
+};
+
+/* single channel PCM selector */
+enum {
+  MAD_PCM_CHANNEL_SINGLE = 0
+};
+
+/* dual channel PCM selector */
+enum {
+  MAD_PCM_CHANNEL_DUAL_1 = 0,
+  MAD_PCM_CHANNEL_DUAL_2 = 1
+};
+
+/* stereo PCM selector */
+enum {
+  MAD_PCM_CHANNEL_STEREO_LEFT  = 0,
+  MAD_PCM_CHANNEL_STEREO_RIGHT = 1
+};
+
+void mad_synth_init(struct mad_synth *);
+
+# define mad_synth_finish(synth)  /* nothing */
+
+void mad_synth_mute(struct mad_synth *);
+
+void mad_synth_frame(struct mad_synth *, struct mad_frame const *);
+
+# endif
+
+/* Id: decoder.h,v 1.16 2003/05/27 22:40:36 rob Exp */
+
+# ifndef LIBMAD_DECODER_H
+# define LIBMAD_DECODER_H
+
+
+enum mad_decoder_mode {
+  MAD_DECODER_MODE_SYNC  = 0,
+  MAD_DECODER_MODE_ASYNC
+};
+
+enum mad_flow {
+  MAD_FLOW_CONTINUE = 0x0000,	/* continue normally */
+  MAD_FLOW_STOP     = 0x0010,	/* stop decoding normally */
+  MAD_FLOW_BREAK    = 0x0011,	/* stop decoding and signal an error */
+  MAD_FLOW_IGNORE   = 0x0020	/* ignore the current frame */
+};
+
+struct mad_decoder {
+  enum mad_decoder_mode mode;
+
+  int options;
+
+  struct {
+    long pid;
+    int in;
+    int out;
+  } async;
+
+  struct {
+    struct mad_stream stream;
+    struct mad_frame frame;
+    struct mad_synth synth;
+  } *sync;
+
+  void *cb_data;
+
+  enum mad_flow (*input_func)(void *, struct mad_stream *);
+  enum mad_flow (*header_func)(void *, struct mad_header const *);
+  enum mad_flow (*filter_func)(void *,
+			       struct mad_stream const *, struct mad_frame *);
+  enum mad_flow (*output_func)(void *,
+			       struct mad_header const *, struct mad_pcm *);
+  enum mad_flow (*error_func)(void *, struct mad_stream *, struct mad_frame *);
+  enum mad_flow (*message_func)(void *, void *, unsigned int *);
+};
+
+void mad_decoder_init(struct mad_decoder *, void *,
+		      enum mad_flow (*)(void *, struct mad_stream *),
+		      enum mad_flow (*)(void *, struct mad_header const *),
+		      enum mad_flow (*)(void *,
+					struct mad_stream const *,
+					struct mad_frame *),
+		      enum mad_flow (*)(void *,
+					struct mad_header const *,
+					struct mad_pcm *),
+		      enum mad_flow (*)(void *,
+					struct mad_stream *,
+					struct mad_frame *),
+		      enum mad_flow (*)(void *, void *, unsigned int *));
+int mad_decoder_finish(struct mad_decoder *);
+
+# define mad_decoder_options(decoder, opts)  \
+    ((void) ((decoder)->options = (opts)))
+
+int mad_decoder_run(struct mad_decoder *, enum mad_decoder_mode);
+int mad_decoder_message(struct mad_decoder *, void *, unsigned int *);
+
+# endif
+
+# ifdef __cplusplus
+}
+# endif