mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 08:12:17 +00:00
f091555b08
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14732 b3059339-0415-0410-9bf9-f77b7e298cf2
465 lines
9.5 KiB
C
465 lines
9.5 KiB
C
/*
|
|
** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
|
|
** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com
|
|
**
|
|
** 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.
|
|
**
|
|
** Any non-GPL usage of this software or parts of this software is strictly
|
|
** forbidden.
|
|
**
|
|
** Commercial non-GPL licensing of this software is possible.
|
|
** For more info contact Ahead Software through Mpeg4AAClicense@nero.com.
|
|
**
|
|
** Initially modified for use with MPlayer by Arpad Gereöffy on 2003/08/30
|
|
** $Id$
|
|
** detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
|
|
** local_changes.diff contains the exact changes to this file.
|
|
**/
|
|
|
|
#ifndef __COMMON_H__
|
|
#define __COMMON_H__
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Allow build on Cygwin*/
|
|
#if defined(__CYGWIN__)
|
|
#define __STRICT_ANSI__
|
|
#endif
|
|
|
|
#include "../config.h"
|
|
|
|
#define INLINE __inline
|
|
#if 0 //defined(_WIN32) && !defined(_WIN32_WCE)
|
|
#define ALIGN __declspec(align(16))
|
|
#else
|
|
#define ALIGN
|
|
#endif
|
|
|
|
#ifndef max
|
|
#define max(a, b) (((a) > (b)) ? (a) : (b))
|
|
#endif
|
|
#ifndef min
|
|
#define min(a, b) (((a) < (b)) ? (a) : (b))
|
|
#endif
|
|
|
|
/* COMPILE TIME DEFINITIONS */
|
|
|
|
/* use double precision */
|
|
/* #define USE_DOUBLE_PRECISION */
|
|
/* use fixed point reals */
|
|
//#define FIXED_POINT
|
|
//#define BIG_IQ_TABLE
|
|
|
|
/* Use if target platform has address generators with autoincrement */
|
|
//#define PREFER_POINTERS
|
|
|
|
#ifdef _WIN32_WCE
|
|
#define FIXED_POINT
|
|
#endif
|
|
|
|
|
|
#define ERROR_RESILIENCE
|
|
|
|
|
|
/* Allow decoding of MAIN profile AAC */
|
|
#define MAIN_DEC
|
|
/* Allow decoding of SSR profile AAC */
|
|
//#define SSR_DEC
|
|
/* Allow decoding of LTP profile AAC */
|
|
#define LTP_DEC
|
|
/* Allow decoding of LD profile AAC */
|
|
#define LD_DEC
|
|
/* Allow decoding of scalable profiles */
|
|
//#define SCALABLE_DEC
|
|
/* Allow decoding of Digital Radio Mondiale (DRM) */
|
|
//#define DRM
|
|
//#define DRM_PS
|
|
|
|
/* LD can't do without LTP */
|
|
#ifdef LD_DEC
|
|
#ifndef ERROR_RESILIENCE
|
|
#define ERROR_RESILIENCE
|
|
#endif
|
|
#ifndef LTP_DEC
|
|
#define LTP_DEC
|
|
#endif
|
|
#endif
|
|
|
|
#define ALLOW_SMALL_FRAMELENGTH
|
|
|
|
|
|
// Define LC_ONLY_DECODER if you want a pure AAC LC decoder (independant of SBR_DEC and PS_DEC)
|
|
//#define LC_ONLY_DECODER
|
|
#ifdef LC_ONLY_DECODER
|
|
#undef LD_DEC
|
|
#undef LTP_DEC
|
|
#undef MAIN_DEC
|
|
#undef SSR_DEC
|
|
#undef DRM
|
|
#undef ALLOW_SMALL_FRAMELENGTH
|
|
#undef ERROR_RESILIENCE
|
|
#endif
|
|
|
|
#define SBR_DEC
|
|
//#define SBR_LOW_POWER
|
|
#define PS_DEC
|
|
|
|
/* FIXED POINT: No MAIN decoding */
|
|
#ifdef FIXED_POINT
|
|
# ifdef MAIN_DEC
|
|
# undef MAIN_DEC
|
|
# endif
|
|
# ifdef SBR_DEC
|
|
# undef SBR_DEC
|
|
# endif
|
|
#endif // FIXED_POINT
|
|
|
|
#ifdef DRM
|
|
# ifndef SCALABLE_DEC
|
|
# define SCALABLE_DEC
|
|
# endif
|
|
#endif
|
|
|
|
#if ((defined(_WIN32) && !defined(_WIN32_WCE)) /* || ((__GNUC__ >= 3) && defined(__i386__)) */ )
|
|
#ifndef FIXED_POINT
|
|
/* includes <xmmintrin.h> to enable SSE intrinsics */
|
|
//#define USE_SSE
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef FIXED_POINT
|
|
#define DIV_R(A, B) (((int64_t)A << REAL_BITS)/B)
|
|
#define DIV_C(A, B) (((int64_t)A << COEF_BITS)/B)
|
|
#else
|
|
#define DIV_R(A, B) ((A)/(B))
|
|
#define DIV_C(A, B) ((A)/(B))
|
|
#endif
|
|
|
|
#ifndef SBR_LOW_POWER
|
|
#define qmf_t complex_t
|
|
#define QMF_RE(A) RE(A)
|
|
#define QMF_IM(A) IM(A)
|
|
#else
|
|
#define qmf_t real_t
|
|
#define QMF_RE(A) (A)
|
|
#define QMF_IM(A)
|
|
#endif
|
|
|
|
|
|
/* END COMPILE TIME DEFINITIONS */
|
|
|
|
#if defined(_WIN32) && !defined(__MINGW32__)
|
|
|
|
#include <stdlib.h>
|
|
|
|
#if 0
|
|
typedef unsigned __int64 uint64_t;
|
|
typedef unsigned __int32 uint32_t;
|
|
typedef unsigned __int16 uint16_t;
|
|
typedef unsigned __int8 uint8_t;
|
|
typedef __int64 int64_t;
|
|
typedef __int32 int32_t;
|
|
typedef __int16 int16_t;
|
|
typedef __int8 int8_t;
|
|
#else
|
|
#include <inttypes.h>
|
|
#endif
|
|
|
|
typedef float float32_t;
|
|
|
|
|
|
#else
|
|
|
|
/* #undef HAVE_FLOAT32_T */
|
|
/* Define if you have the <inttypes.h> header file. */
|
|
#define HAVE_INTTYPES_H 1
|
|
|
|
/* Define if you have the `memcpy' function. */
|
|
#define HAVE_MEMCPY 1
|
|
|
|
/* Define if you have the <stdint.h> header file. */
|
|
#define HAVE_STDINT_H 1
|
|
|
|
/* Define if you have the `strchr' function. */
|
|
#define HAVE_STRCHR 1
|
|
|
|
/* Define if you have the ANSI C header files. */
|
|
#define STDC_HEADERS 1
|
|
|
|
#include <stdio.h>
|
|
#if HAVE_SYS_TYPES_H
|
|
# include <sys/types.h>
|
|
#endif
|
|
#if HAVE_SYS_STAT_H
|
|
# include <sys/stat.h>
|
|
#endif
|
|
#if STDC_HEADERS
|
|
# include <stdlib.h>
|
|
# include <stddef.h>
|
|
#else
|
|
# if HAVE_STDLIB_H
|
|
# include <stdlib.h>
|
|
# endif
|
|
#endif
|
|
#if HAVE_STRING_H
|
|
# if !STDC_HEADERS && HAVE_MEMORY_H
|
|
# include <memory.h>
|
|
# endif
|
|
# include <string.h>
|
|
#endif
|
|
#if HAVE_STRINGS_H
|
|
# include <strings.h>
|
|
#endif
|
|
#if HAVE_INTTYPES_H
|
|
# include <inttypes.h>
|
|
#else
|
|
# if HAVE_STDINT_H
|
|
# include <stdint.h>
|
|
# else
|
|
/* we need these... */
|
|
typedef unsigned long long uint64_t;
|
|
typedef unsigned long uint32_t;
|
|
typedef unsigned short uint16_t;
|
|
typedef unsigned char uint8_t;
|
|
typedef long long int64_t;
|
|
typedef long int32_t;
|
|
typedef short int16_t;
|
|
typedef char int8_t;
|
|
# endif
|
|
#endif
|
|
#if HAVE_UNISTD_H
|
|
# include <unistd.h>
|
|
#endif
|
|
|
|
#ifndef HAVE_FLOAT32_T
|
|
typedef float float32_t;
|
|
#endif
|
|
|
|
#if STDC_HEADERS
|
|
# include <string.h>
|
|
#else
|
|
# if !HAVE_STRCHR
|
|
# define strchr index
|
|
# define strrchr rindex
|
|
# endif
|
|
char *strchr(), *strrchr();
|
|
# if !HAVE_MEMCPY
|
|
# define memcpy(d, s, n) bcopy((s), (d), (n))
|
|
# define memmove(d, s, n) bcopy((s), (d), (n))
|
|
# endif
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#ifdef WORDS_BIGENDIAN
|
|
#define ARCH_IS_BIG_ENDIAN
|
|
#endif
|
|
|
|
/* FIXED_POINT doesn't work with MAIN and SSR yet */
|
|
#ifdef FIXED_POINT
|
|
#undef MAIN_DEC
|
|
#undef SSR_DEC
|
|
#endif
|
|
|
|
|
|
#if defined(FIXED_POINT)
|
|
|
|
#include "fixed.h"
|
|
|
|
#elif defined(USE_DOUBLE_PRECISION)
|
|
|
|
typedef double real_t;
|
|
|
|
#include <math.h>
|
|
|
|
#define MUL_R(A,B) ((A)*(B))
|
|
#define MUL_C(A,B) ((A)*(B))
|
|
#define MUL_F(A,B) ((A)*(B))
|
|
|
|
/* Complex multiplication */
|
|
static INLINE void ComplexMult(real_t *y1, real_t *y2,
|
|
real_t x1, real_t x2, real_t c1, real_t c2)
|
|
{
|
|
*y1 = MUL_F(x1, c1) + MUL_F(x2, c2);
|
|
*y2 = MUL_F(x2, c1) - MUL_F(x1, c2);
|
|
}
|
|
|
|
#define REAL_CONST(A) ((real_t)(A))
|
|
#define COEF_CONST(A) ((real_t)(A))
|
|
#define Q2_CONST(A) ((real_t)(A))
|
|
#define FRAC_CONST(A) ((real_t)(A)) /* pure fractional part */
|
|
|
|
#else /* Normal floating point operation */
|
|
|
|
typedef float real_t;
|
|
|
|
#ifdef USE_SSE
|
|
# include <xmmintrin.h>
|
|
#endif
|
|
|
|
#define MUL_R(A,B) ((A)*(B))
|
|
#define MUL_C(A,B) ((A)*(B))
|
|
#define MUL_F(A,B) ((A)*(B))
|
|
|
|
#define REAL_CONST(A) ((real_t)(A))
|
|
#define COEF_CONST(A) ((real_t)(A))
|
|
#define Q2_CONST(A) ((real_t)(A))
|
|
#define FRAC_CONST(A) ((real_t)(A)) /* pure fractional part */
|
|
|
|
/* Complex multiplication */
|
|
static INLINE void ComplexMult(real_t *y1, real_t *y2,
|
|
real_t x1, real_t x2, real_t c1, real_t c2)
|
|
{
|
|
*y1 = MUL_F(x1, c1) + MUL_F(x2, c2);
|
|
*y2 = MUL_F(x2, c1) - MUL_F(x1, c2);
|
|
}
|
|
|
|
|
|
#if defined(_WIN32) && !defined(__MINGW32__)
|
|
#define HAS_LRINTF
|
|
static INLINE int lrintf(float f)
|
|
{
|
|
int i;
|
|
__asm
|
|
{
|
|
fld f
|
|
fistp i
|
|
}
|
|
return i;
|
|
}
|
|
#elif (defined(__i386__) && defined(__GNUC__)) && !defined(__MINGW32__)
|
|
#define HAS_LRINTF
|
|
// from http://www.stereopsis.com/FPU.html
|
|
static INLINE int lrintf(float f)
|
|
{
|
|
int i;
|
|
__asm__ __volatile__ (
|
|
"flds %1 \n\t"
|
|
"fistpl %0 \n\t"
|
|
: "=m" (i)
|
|
: "m" (f));
|
|
return i;
|
|
}
|
|
#endif
|
|
|
|
|
|
#ifdef __ICL /* only Intel C compiler has fmath ??? */
|
|
|
|
#include <mathf.h>
|
|
|
|
#define sin sinf
|
|
#define cos cosf
|
|
#define log logf
|
|
#define floor floorf
|
|
#define ceil ceilf
|
|
#define sqrt sqrtf
|
|
|
|
#else
|
|
|
|
#include <math.h>
|
|
|
|
#ifdef HAVE_LRINTF
|
|
# define HAS_LRINTF
|
|
# define _ISOC9X_SOURCE 1
|
|
# define _ISOC99_SOURCE 1
|
|
# define __USE_ISOC9X 1
|
|
# define __USE_ISOC99 1
|
|
#endif
|
|
|
|
#ifdef HAVE_SINF
|
|
# define sin sinf
|
|
#error
|
|
#endif
|
|
#ifdef HAVE_COSF
|
|
# define cos cosf
|
|
#endif
|
|
#ifdef HAVE_LOGF
|
|
# define log logf
|
|
#endif
|
|
#ifdef HAVE_EXPF
|
|
# define exp expf
|
|
#endif
|
|
#ifdef HAVE_FLOORF
|
|
# define floor floorf
|
|
#endif
|
|
#ifdef HAVE_CEILF
|
|
# define ceil ceilf
|
|
#endif
|
|
#ifdef HAVE_SQRTF
|
|
# define sqrt sqrtf
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#ifndef HAS_LRINTF
|
|
/* standard cast */
|
|
#define lrintf(f) ((int32_t)(f))
|
|
#endif
|
|
|
|
typedef real_t complex_t[2];
|
|
#define RE(A) A[0]
|
|
#define IM(A) A[1]
|
|
|
|
|
|
/* common functions */
|
|
uint8_t cpu_has_sse(void);
|
|
uint32_t random_int(void);
|
|
uint32_t ones32(uint32_t x);
|
|
uint32_t floor_log2(uint32_t x);
|
|
uint32_t wl_min_lzc(uint32_t x);
|
|
#ifdef FIXED_POINT
|
|
#define LOG2_MIN_INF REAL_CONST(-10000)
|
|
int32_t log2_int(uint32_t val);
|
|
int32_t pow2_int(real_t val);
|
|
real_t pow2_fix(real_t val);
|
|
#endif
|
|
uint8_t get_sr_index(const uint32_t samplerate);
|
|
uint8_t max_pred_sfb(const uint8_t sr_index);
|
|
uint8_t max_tns_sfb(const uint8_t sr_index, const uint8_t object_type,
|
|
const uint8_t is_short);
|
|
uint32_t get_sample_rate(const uint8_t sr_index);
|
|
int8_t can_decode_ot(const uint8_t object_type);
|
|
|
|
void *faad_malloc(size_t size);
|
|
void faad_free(void *b);
|
|
|
|
//#define PROFILE
|
|
#ifdef PROFILE
|
|
static int64_t faad_get_ts()
|
|
{
|
|
__asm
|
|
{
|
|
rdtsc
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#ifndef M_PI
|
|
#define M_PI 3.14159265358979323846
|
|
#endif
|
|
#ifndef M_PI_2 /* PI/2 */
|
|
#define M_PI_2 1.57079632679489661923
|
|
#endif
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif
|