ReactOS 0.4.15-dev-7958-gcd0bb1a
Macros
sample.h File Reference
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Macros

#define REAL_TO_SHORT(x)   (short)(x)
 
#define REAL_TO_S32(x)   (int32_t)(x)
 
#define REAL_PLUS_32767   32767.0
 
#define REAL_MINUS_32768   -32768.0
 
#define REAL_PLUS_S32   2147483647.0
 
#define REAL_MINUS_S32   -2147483648.0
 
#define WRITE_SHORT_SAMPLE(samples, sum, clip)
 
#define WRITE_SHORT_SAMPLE_ACCURATE(samples, sum, clip)
 
#define WRITE_S32_SAMPLE(samples, sum, clip)
 
#define WRITE_8BIT_SAMPLE(samples, sum, clip)
 
#define WRITE_REAL_SAMPLE(samples, sum, clip)   *(samples) = ((real)1./SHORT_SCALE)*(sum)
 
#define CONV_SU32(s)
 
#define CONV_SU16(s)   (uint16_t)((int32_t)(s)+32768)
 
#define CONV_SU8(s)   (uint8_t)((int16_t)s+128)
 
#define CONV_US32(u)
 
#define CONV_US16(s)   (int16_t)((int32_t)s-32768)
 
#define CONV_US8(s)   (int8_t)((int16_t)s-128)
 
#define DROP4BYTE(w, r)   {(w)[0]=(r)[1]; (w)[1]=(r)[2]; (w)[2]=(r)[3];}
 
#define ADD4BYTE(w, r)   {(w)[0]=0; (w)[1]=(r)[0]; (w)[2]=(r)[1]; (w)[3]=(r)[2];}
 

Macro Definition Documentation

◆ ADD4BYTE

#define ADD4BYTE (   w,
  r 
)    {(w)[0]=0; (w)[1]=(r)[0]; (w)[2]=(r)[1]; (w)[3]=(r)[2];}

Definition at line 192 of file sample.h.

◆ CONV_SU16

#define CONV_SU16 (   s)    (uint16_t)((int32_t)(s)+32768)

Definition at line 164 of file sample.h.

◆ CONV_SU32

#define CONV_SU32 (   s)
Value:
( (s >= 0) \
? ((uint32_t)s + (uint32_t)2147483648UL) \
: (s == -2147483647-1 /* Work around to prevent a non-conformant MSVC warning/error */ \
? 0 /* Separate because negation would overflow. */ \
: (uint32_t)2147483648UL - (uint32_t)(-s) ) \
)
uint32_t
UINT32 uint32_t
Definition: types.h:75
s
GLdouble s
Definition: gl.h:2039
uint32_t
#define uint32_t
Definition: nsiface.idl:61

Definition at line 155 of file sample.h.

◆ CONV_SU8

#define CONV_SU8 (   s)    (uint8_t)((int16_t)s+128)

Definition at line 167 of file sample.h.

◆ CONV_US16

#define CONV_US16 (   s)    (int16_t)((int32_t)s-32768)

Definition at line 179 of file sample.h.

◆ CONV_US32

#define CONV_US32 (   u)
Value:
( (u >= 2147483648UL) \
? (int32_t)((uint32_t)u - (uint32_t)2147483648UL) \
: ((u == 0) \
? (int32_t)-2147483648UL \
: -(int32_t)((uint32_t)2147483648UL - u) ) \
)
int32_t
INT32 int32_t
Definition: types.h:71
u
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble * u
Definition: glfuncs.h:240
int32_t
#define int32_t
Definition: nsiface.idl:56

Definition at line 170 of file sample.h.

◆ CONV_US8

#define CONV_US8 (   s)    (int8_t)((int16_t)s-128)

Definition at line 182 of file sample.h.

◆ DROP4BYTE

#define DROP4BYTE (   w,
  r 
)    {(w)[0]=(r)[1]; (w)[1]=(r)[2]; (w)[2]=(r)[3];}

Definition at line 191 of file sample.h.

◆ REAL_MINUS_32768

#define REAL_MINUS_32768   -32768.0

Definition at line 80 of file sample.h.

◆ REAL_MINUS_S32

#define REAL_MINUS_S32   -2147483648.0

Definition at line 86 of file sample.h.

◆ REAL_PLUS_32767

#define REAL_PLUS_32767   32767.0

Definition at line 77 of file sample.h.

◆ REAL_PLUS_S32

#define REAL_PLUS_S32   2147483647.0

Definition at line 83 of file sample.h.

◆ REAL_TO_S32

#define REAL_TO_S32 (   x)    (int32_t)(x)

Definition at line 72 of file sample.h.

◆ REAL_TO_SHORT

#define REAL_TO_SHORT (   x)    (short)(x)

Definition at line 62 of file sample.h.

◆ WRITE_8BIT_SAMPLE

#define WRITE_8BIT_SAMPLE (   samples,
  sum,
  clip 
)
Value:
{ \
int16_t write_8bit_tmp; \
if( (sum) > REAL_PLUS_32767) { write_8bit_tmp = 0x7fff; (clip)++; } \
else if( (sum) < REAL_MINUS_32768) { write_8bit_tmp = -0x8000; (clip)++; } \
else { write_8bit_tmp = REAL_TO_SHORT(sum); } \
*(samples) = fr->conv16to8[write_8bit_tmp>>AUSHIFT]; \
}
int16_t
INT16 int16_t
Definition: types.h:70
samples
GLsizei samples
Definition: glext.h:7006
AUSHIFT
#define AUSHIFT
Definition: mpg123lib_intern.h:282
sum
static int sum(int x_, int y_)
Definition: ptr2_test.cpp:35
REAL_TO_SHORT
#define REAL_TO_SHORT(x)
Definition: sample.h:62
REAL_PLUS_32767
#define REAL_PLUS_32767
Definition: sample.h:77
REAL_MINUS_32768
#define REAL_MINUS_32768
Definition: sample.h:80

Definition at line 142 of file sample.h.

◆ WRITE_REAL_SAMPLE

#define WRITE_REAL_SAMPLE (   samples,
  sum,
  clip 
)    *(samples) = ((real)1./SHORT_SCALE)*(sum)

Definition at line 151 of file sample.h.

◆ WRITE_S32_SAMPLE

#define WRITE_S32_SAMPLE (   samples,
  sum,
  clip 
)
Value:
{ \
real tmpsum = REAL_MUL((sum),S32_RESCALE); \
if( tmpsum > REAL_PLUS_S32 ){ *(samples) = 0x7fffffff; (clip)++; } \
else if( tmpsum < REAL_MINUS_S32 ) { *(samples) = -0x7fffffff-1; (clip)++; } \
else { *(samples) = REAL_TO_S32(tmpsum); } \
}
S32_RESCALE
#define S32_RESCALE
Definition: mpg123lib_intern.h:279
REAL_MUL
#define REAL_MUL(x, y)
Definition: mpg123lib_intern.h:233
real
#define real
Definition: mpg123lib_intern.h:204
REAL_TO_S32
#define REAL_TO_S32(x)
Definition: sample.h:72
REAL_MINUS_S32
#define REAL_MINUS_S32
Definition: sample.h:86
REAL_PLUS_S32
#define REAL_PLUS_S32
Definition: sample.h:83

Definition at line 133 of file sample.h.

◆ WRITE_SHORT_SAMPLE

#define WRITE_SHORT_SAMPLE (   samples,
  sum,
  clip 
)
Value:
if( (sum) > REAL_PLUS_32767) { *(samples) = 0x7fff; (clip)++; } \
else if( (sum) < REAL_MINUS_32768) { *(samples) = -0x8000; (clip)++; } \
else { *(samples) = REAL_TO_SHORT(sum); }

Definition at line 114 of file sample.h.

◆ WRITE_SHORT_SAMPLE_ACCURATE

#define WRITE_SHORT_SAMPLE_ACCURATE (   samples,
  sum,
  clip 
)
Value:
if( (sum) > REAL_PLUS_32767) { *(samples) = 0x7fff; (clip)++; } \
else if( (sum) < REAL_MINUS_32768) { *(samples) = -0x8000; (clip)++; } \
else { *(samples) = REAL_TO_SHORT_ACCURATE(sum); }

Definition at line 121 of file sample.h.