jpt.h File Reference

JPT-stream reader (JPEG 2000, JPIP). More...

Go to the source code of this file.

Data Structures
struct	opj_jpt_msg_header
	Message Header JPT stream structure. More...
Typedefs
typedef struct opj_jpt_msg_header	opj_jpt_msg_header_t
	Message Header JPT stream structure.
Functions
void	jpt_init_msg_header (opj_jpt_msg_header_t *header)
	Initialize the value of the message header structure.
void	jpt_read_msg_header (opj_common_ptr cinfo, opj_cio_t *cio, opj_jpt_msg_header_t *header)
	Read the message header for a JPP/JPT - stream.

---

Detailed Description

JPT-stream reader (JPEG 2000, JPIP).

JPT-stream functions are implemented in J2K.C.

---

Typedef Documentation

typedef struct opj_jpt_msg_header opj_jpt_msg_header_t

Message Header JPT stream structure.

---

Function Documentation

void jpt_init_msg_header

(

opj_jpt_msg_header_t *

header

)

Initialize the value of the message header structure.

Parameters:

header

Message header structure

References opj_jpt_msg_header::Class_Id, opj_jpt_msg_header::CSn_Id, opj_jpt_msg_header::Id, opj_jpt_msg_header::last_byte, opj_jpt_msg_header::Layer_nb, opj_jpt_msg_header::Msg_length, and opj_jpt_msg_header::Msg_offset.

Referenced by j2k_decode_jpt_stream().

void jpt_read_msg_header	(	opj_common_ptr	cinfo,
		opj_cio_t *	cio,
		opj_jpt_msg_header_t *	header
	)

Read the message header for a JPP/JPT - stream.

Parameters:

cinfo

Codec context info Parameters: cio  CIO handle Parameters: header  Message header structure

References cio_read(), opj_jpt_msg_header::Class_Id, opj_jpt_msg_header::CSn_Id, EVT_ERROR, opj_jpt_msg_header::Id, jpt_read_VBAS_info(), jpt_reinit_msg_header(), opj_jpt_msg_header::last_byte, opj_jpt_msg_header::Layer_nb, opj_jpt_msg_header::Msg_length, opj_jpt_msg_header::Msg_offset, and opj_event_msg().

Referenced by j2k_decode_jpt_stream().