Isis 3.0 Application Source Code Reference

Home

---

jpeg_c.h File Reference

Go to the source code of this file.

Classes
struct	ByteStreamDef
struct	BitStreamDef
Defines
#define	MEMORY   1
#define	DISK   0
#define	MALLOC   malloc
#define	FREE   free
#define	CHARH   unsigned char
#define	FAR
Typedefs
typedef enum FmodeDef	Fmode
typedef ByteStreamDef	ByteStream
typedef BitStreamDef	BitStream
Enumerations
enum	FmodeDef { INPUT, OUTPUT }
Functions
void *	cByteStream (ByteStream *, char *FileName, Fmode FileMode)
void *	dByteStream (ByteStream *)
short	ByteStream_read (ByteStream *)
short	ByteStream_write (ByteStream *, short c)
short	ByteStream_status (ByteStream *)
void *	cBitStream (BitStream *, char *fn, Fmode fm)
void *	dBitStream (BitStream *)
short	BitStream_write (BitStream *, short bits, short width)
short	BitStream_read (BitStream *, short bits)
void	inithuffcode ()
void	encode (short *, BitStream *)
void	decode (short *, BitStream *)
void	decomp (BitStream *bs, CHARH *Image, long rows, long cols)
Variables
float	q_table [64]
int	zzseq [64]
short	dcbits [16]
short	acbits [16]
char	dchuffval [12]
char	achuffval [162]

---

Define Documentation

#define MEMORY   1

Definition at line 20 of file jpeg_c.h.

#define DISK   0

Definition at line 21 of file jpeg_c.h.

#define MALLOC   malloc

Definition at line 28 of file jpeg_c.h.

#define FREE   free

Definition at line 29 of file jpeg_c.h.

#define CHARH   unsigned char

Definition at line 30 of file jpeg_c.h.

#define FAR

Definition at line 31 of file jpeg_c.h.

---

Typedef Documentation

typedef enum FmodeDef Fmode

Definition at line 4 of file jpeg_c.h.

typedef struct ByteStreamDef ByteStream

Definition at line 12 of file jpeg_c.h.

typedef struct BitStreamDef BitStream

Definition at line 44 of file jpeg_c.h.

---

Enumeration Type Documentation

enum FmodeDef

Enumerator:

INPUT
OUTPUT

Definition at line 3 of file jpeg_c.h.

---

Function Documentation

void* cByteStream	(	ByteStream *	,
		char *	FileName,
		Fmode	FileMode
	)

Definition at line 104 of file bitstrm.cpp.

void* dByteStream

(

ByteStream *

)

Definition at line 115 of file bitstrm.cpp.

short ByteStream_read

(

ByteStream *

)

Definition at line 124 of file bitstrm.cpp.

short ByteStream_write	(	ByteStream *	,
		short	c
	)

Definition at line 142 of file bitstrm.cpp.

short ByteStream_status

(

ByteStream *

)

Definition at line 148 of file bitstrm.cpp.

void* cBitStream	(	BitStream *	,
		char *	fn,
		Fmode	fm
	)

Definition at line 17 of file bitstrm.cpp.

void* dBitStream

(

BitStream *

)

Definition at line 33 of file bitstrm.cpp.

short BitStream_write	(	BitStream *	,
		short	bits,
		short	width
	)

Definition at line 62 of file bitstrm.cpp.

short BitStream_read	(	BitStream *	,
		short	bits
	)

Definition at line 83 of file bitstrm.cpp.

void inithuffcode

(

)

void encode	(	short *	,
		BitStream *
	)

void decode	(	short *	,
		BitStream *
	)

Definition at line 149 of file huffman.cpp.

void decomp	(	BitStream *	bs,
		CHARH *	Image,
		long	rows,
		long	cols
	)

Definition at line 49 of file decomp.cpp.

---

Variable Documentation

float q_table[64]

Definition at line 36 of file decomp.cpp.

int zzseq[64]

Definition at line 39 of file decomp.cpp.

short dcbits[16]

Definition at line 28 of file huffman.cpp.

short acbits[16]

Definition at line 28 of file huffman.cpp.

char dchuffval[12]

Definition at line 29 of file huffman.cpp.

char achuffval[162]

Definition at line 29 of file huffman.cpp.