dec_jpeg2000.c File Reference

This Function decodes a JPEG2000 code stream specified in the JPEG2000 Part-1 standard. More...

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "jasper/jasper.h"

Go to the source code of this file.

Typedefs
typedef long	g2int
	Long Integer type. More...

Functions
int	SUB_NAME (char *injpc, g2int *bufsize, g2int *outfld)
	This Function decodes a JPEG2000 code stream specified in the JPEG2000 Part-1 standard. More...

Detailed Description

This Function decodes a JPEG2000 code stream specified in the JPEG2000 Part-1 standard.

Author

Stephen Gilbert

Date

2002-12-02

Definition in file dec_jpeg2000.c.

Typedef Documentation

g2int

typedef long g2int

Long Integer type.

Definition at line 18 of file dec_jpeg2000.c.

Function Documentation

SUB_NAME()

int SUB_NAME	(	char *	injpc,
		g2int *	bufsize,
		g2int *	outfld
	)

This Function decodes a JPEG2000 code stream specified in the JPEG2000 Part-1 standard.

The JPEG2000 Part-1 standard (i.e., ISO/IEC 15444-1) using JasPer Software version 1.500.4 (or 1.700.2) written by the University of British Columbia and Image Power Inc, and others. JasPer is available at http://www.ece.uvic.ca/~mdadams/jasper/.

Parameters

[in]	injpc	Input JPEG2000 code stream.
[in]	bufsize	Length (in bytes) of the input JPEG2000 code stream.
[in]	outfld	Output matrix of grayscale image values. Only grayscale is expected.

Returns

- 0 = Successful decode

• -3 = Error decode jpeg2000 code stream.
• -5 = decoded image had multiple color components.

Note

Requires JasPer Software version 1.500.4 or 1.700.2

Author

Stephen Gilbert

Date

2002-12-02

Definition at line 52 of file dec_jpeg2000.c.