1 files changed, 475 insertions, 0 deletions

diff --git a/lib/rbcodec/codecs/libfaad/common.h b/lib/rbcodec/codecs/libfaad/common.h
new file mode 100644
index 0000000000..720042b4aa
--- /dev/null
+++ b/lib/rbcodec/codecs/libfaad/common.h
@@ -0,0 +1,475 @@
+/*
+** 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.
+**
+** $Id$
+**/
+
+#ifndef __COMMON_H__
+#define __COMMON_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "faad_config.h"
+#include "codeclib.h"
+
+extern struct codec_api* ci;
+
+#if defined(DEBUG) || defined(SIMULATOR)
+#undef DEBUGF
+#define DEBUGF ci->debugf
+#else
+#define DEBUGF(...)
+#endif
+
+#ifdef ROCKBOX_HAS_LOGF
+#undef LOGF
+#define LOGF ci->logf
+#else
+#define LOGF(...)
+#endif
+
+#if   (CONFIG_CPU == MCF5250)
+/* Enough IRAM but performance suffers with ICODE_ATTR. */
+#define IBSS_ATTR_FAAD_LARGE_IRAM   IBSS_ATTR
+#define ICODE_ATTR_FAAD_LARGE_IRAM
+#define ICONST_ATTR_FAAD_LARGE_IRAM ICONST_ATTR
+#define IBSS_ATTR_FAAD_XLR
+
+#elif (CONFIG_CPU == PP5022) || (CONFIG_CPU == PP5024)
+/* Enough IRAM to move additional data and code to it. */
+#define IBSS_ATTR_FAAD_LARGE_IRAM   IBSS_ATTR
+#define ICODE_ATTR_FAAD_LARGE_IRAM  ICODE_ATTR
+#define ICONST_ATTR_FAAD_LARGE_IRAM ICONST_ATTR
+#define IBSS_ATTR_FAAD_XLR
+
+#elif defined(CPU_S5L870X)
+/* Very large IRAM. Move even more data to it. */
+#define IBSS_ATTR_FAAD_LARGE_IRAM   IBSS_ATTR
+#define ICODE_ATTR_FAAD_LARGE_IRAM  ICODE_ATTR
+#define ICONST_ATTR_FAAD_LARGE_IRAM ICONST_ATTR
+#define IBSS_ATTR_FAAD_XLR          IBSS_ATTR
+#define HAVE_FAAD_XLR_IN_IRAM
+
+#else
+/* Not enough IRAM available. */
+#define IBSS_ATTR_FAAD_LARGE_IRAM
+#define ICODE_ATTR_FAAD_LARGE_IRAM
+#define ICONST_ATTR_FAAD_LARGE_IRAM
+#define IBSS_ATTR_FAAD_XLR
+#endif
+
+/* Used to allocate several SBR + PS arrays and variables statically. */
+//#define FAAD_STATIC_ALLOC
+
+#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 /* BIG_IQ_TABLE results in faster requantization */
+
+/* Use if target platform has address generators with autoincrement */
+//#define PREFER_POINTERS
+
+#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
+
+#if CODEC_SIZE >= 0x80000
+#define SBR_DEC
+//#define SBR_LOW_POWER /* Does not work yet in rockbox. */
+#define PS_DEC
+#endif
+
+/* FIXED POINT: No MAIN decoding */
+#ifdef FIXED_POINT
+# ifdef MAIN_DEC
+#  undef MAIN_DEC
+# endif
+#endif // FIXED_POINT
+
+#ifdef DRM
+# ifndef SCALABLE_DEC
+#  define SCALABLE_DEC
+# 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)
+#define DIV_Q(A, B) (((int64_t)A << Q2_BITS  )/B)
+#else
+#define DIV_R(A, B) ((A)/(B))
+#define DIV_C(A, B) ((A)/(B))
+#define DIV_Q(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>
+
+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;
+typedef float float32_t;
+
+
+#else
+
+#include <stdio.h>
+#ifdef HAVE_SYS_TYPES_H
+# include "inttypes.h"
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#ifdef STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#else
+# ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
+#endif
+#ifdef HAVE_STRING_H
+# if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H)
+#  include <memory.h>
+# endif
+//# include <string.h>
+#endif
+#ifdef HAVE_STRINGS_H
+//# include <strings.h>
+#endif
+#ifdef HAVE_INTTYPES_H
+# include <inttypes.h>
+#else
+# ifdef 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
+#ifdef 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))
+  #define MUL_Q2(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;
+
+  #define MUL_R(A,B)  ((A)*(B))
+  #define MUL_C(A,B)  ((A)*(B))
+  #define MUL_F(A,B)  ((A)*(B))
+  #define MUL_Q2(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);
+  }
+
+/* rockbox: must be commented to build for non-FP
+  #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__))
+    #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
+
+#ifdef HAVE_LRINTF
+#  define HAS_LRINTF
+#  define _ISOC9X_SOURCE 1
+#  define _ISOC99_SOURCE 1
+#  define __USE_ISOC9X   1
+#  define __USE_ISOC99   1
+#endif
+
+    #include <math.h>
+
+#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);
+#define wl_min_lzc(x) bs_generic(x, BS_LOG2|BS_0_0)
+#ifdef FIXED_POINT
+#define LOG2_MIN_INF REAL_CONST(-10000)
+int32_t log2_int(uint32_t val);
+int32_t log2_fix(uint32_t val);
+uint32_t pow2_int(real_t val);
+uint32_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);
+
+#ifndef FAAD_STATIC_ALLOC
+/* Those should not be defined or used anymore */
+#define faad_malloc(A) malloc(A)
+#define faad_free(A)   free(A)
+#endif
+
+//#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