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1/* Copyright (C) 2002 Jean-Marc Valin */
2/**
3 @file misc.h
4 @brief Various compatibility routines for Speex
5*/
6/*
7 Redistribution and use in source and binary forms, with or without
8 modification, are permitted provided that the following conditions
9 are met:
10
11 - Redistributions of source code must retain the above copyright
12 notice, this list of conditions and the following disclaimer.
13
14 - Redistributions in binary form must reproduce the above copyright
15 notice, this list of conditions and the following disclaimer in the
16 documentation and/or other materials provided with the distribution.
17
18 - Neither the name of the Xiph.org Foundation nor the names of its
19 contributors may be used to endorse or promote products derived from
20 this software without specific prior written permission.
21
22 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
24 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
25 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
26 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
27 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
28 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
29 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
30 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
31 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
32 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33*/
34
35#ifndef MISC_H
36#define MISC_H
37
38#include "config-speex.h"
39
40#ifndef SPEEX_VERSION
41#define SPEEX_MAJOR_VERSION 1 /**< Major Speex version. */
42#define SPEEX_MINOR_VERSION 1 /**< Minor Speex version. */
43#define SPEEX_MICRO_VERSION 15 /**< Micro Speex version. */
44#define SPEEX_EXTRA_VERSION "" /**< Extra Speex version. */
45#define SPEEX_VERSION "speex-1.2beta3" /**< Speex version string. */
46#endif
47
48/* A couple test to catch stupid option combinations */
49#ifdef FIXED_POINT
50
51#ifdef _USE_SSE
52#error SSE is only for floating-point
53#endif
54#if ((defined (ARM4_ASM)||defined (ARM4_ASM)) && defined(BFIN_ASM)) || (defined (ARM4_ASM)&&defined(ARM5E_ASM))
55#error Make up your mind. What CPU do you have?
56#endif
57#ifdef VORBIS_PSYCHO
58#error Vorbis-psy model currently not implemented in fixed-point
59#endif
60
61#else
62
63#if defined (ARM4_ASM) || defined(ARM5E_ASM) || defined(BFIN_ASM)
64#error I suppose you can have a [ARM4/ARM5E/Blackfin] that has float instructions?
65#endif
66#ifdef FIXED_POINT_DEBUG
67#error "Don't you think enabling fixed-point is a good thing to do if you want to debug that?"
68#endif
69
70
71#endif
72
73#include "arch.h"
74
75/** Convert little endian */
76static inline spx_int32_t le_int(spx_int32_t i)
77{
78#if 1
79 return letoh32(i);
80#elif !defined(__LITTLE_ENDIAN__) && ( defined(WORDS_BIGENDIAN) || defined(__BIG_ENDIAN__) )
81 spx_uint32_t ui, ret;
82 ui = i;
83 ret = ui>>24;
84 ret |= (ui>>8)&0x0000ff00;
85 ret |= (ui<<8)&0x00ff0000;
86 ret |= (ui<<24);
87 return ret;
88#else
89 return i;
90#endif
91}
92
93
94#ifdef FIXED_DEBUG
95long long spx_mips=0;
96#endif
97
98
99#endif